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feat: conversion payments #141

Merged
merged 60 commits into from
Nov 19, 2024
Merged

feat: conversion payments #141

merged 60 commits into from
Nov 19, 2024

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rodrigopavezi
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@rodrigopavezi rodrigopavezi commented Sep 25, 2024

Resolves #76
Fixes #173
Fixes #167

Changes:

  • Add support for FIAT currencies
  • Add support for conversion payments

Summary by CodeRabbit

Release Notes

  • New Features

    • Enhanced currency and network management in the invoice form, allowing for dynamic selection based on user input.
    • Introduced support for multiple payment networks, improving payment processing options.
    • Added new utility functions for currency conversion and slippage calculations.
    • New functionality for handling ERC20 token approvals and conversions in the invoice dashboard.
    • Added a comprehensive set of hardcoded currency conversion pairs organized by various blockchain networks.
    • Expanded default currency support to include additional international currencies.
    • Introduced enhanced validation for Ethereum address formats in the invoice form.
    • Improved type safety and error handling in currency management throughout the application.
    • Added a new script for cleaning up distribution directories in the project.
  • Bug Fixes

    • Improved error handling in currency display logic to prevent runtime errors.
  • Documentation

    • Updated documentation to reflect new functionalities and changes in the invoice processing system.
  • Chores

    • Refactored code for better clarity and maintainability in currency management functions.

@rodrigopavezi rodrigopavezi self-assigned this Sep 25, 2024
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coderabbitai bot commented Sep 25, 2024

Walkthrough

The changes enhance the invoice management system by improving currency handling and conversion functionalities. Key updates include the introduction of new variables and functions for managing invoice currency, network selection, and payment processing. These modifications allow the application to dynamically respond to user inputs regarding currencies and networks, thereby strengthening the invoice creation and processing workflows.

Changes

Files Change Summary
packages/create-invoice-form/src/lib/create-invoice-form.svelte Enhanced currency and network management, added handleInvoiceCurrencyChange, modified extractUniqueNetworkNames, and updated request parameters to include invoiceCurrency.
packages/create-invoice-form/src/lib/invoice/form.svelte Introduced new exported variables for currency management, added filterSettlementCurrencies, and updated dropdowns for selecting invoice and settlement currencies.
packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte Added support for ERC20 token approvals, introduced paymentCurrencies, and modified approval logic for proxy conversions.
packages/invoice-dashboard/src/lib/view-requests.svelte Updated getRequestData to include paymentCurrencies based on the payment network extension.
packages/invoice-dashboard/src/utils/chainlink.ts Introduced getChainlinkRate function for retrieving currency conversion rates using Chainlink.
packages/invoice-dashboard/src/utils/conversion.ts Added utility functions for currency conversion and slippage calculations, including getSlippageMargin and getConversionRate.
shared/utils/currencyConversionPairs.ts Introduced hardcoded currency conversion pairs organized by blockchain networks and a function to format these pairs for the currency manager.
shared/utils/initCurrencyManager.ts Expanded defaultCurrencyIds for additional international currencies and introduced getCurrencySupportedNetworksForConversion.
shared/utils/generateInvoice.ts Enhanced exportToPDF function to accommodate multiple payment currencies and improved type safety.
packages/create-invoice-form/src/lib/invoice/form-view.svelte Updated currency handling for better type safety and error prevention in the UI display.
packages/invoice-dashboard/src/lib/react/InvoiceDashboard.d.ts Updated InvoiceDashboardProps to use CurrencyTypes.CurrencyDefinition[] for currencies, enhancing type specificity.

Sequence Diagram(s)

sequenceDiagram
    participant User
    participant InvoiceForm
    participant CurrencyManager
    participant PaymentProcessor

    User->>InvoiceForm: Selects invoice currency
    InvoiceForm->>CurrencyManager: Get supported networks
    CurrencyManager-->>InvoiceForm: Return supported networks
    InvoiceForm->>InvoiceForm: Update UI with networks
    User->>InvoiceForm: Selects payment network
    InvoiceForm->>PaymentProcessor: Prepare payment request
    PaymentProcessor-->>InvoiceForm: Return payment details
    InvoiceForm->>User: Display payment options
Loading

Assessment against linked issues

Objective Addressed Explanation
Support conversion payments on Sepolia, Ethereum, and Polyton (76)
Allow invoice denominated in USD but settled in USDC or USDT (76)

Possibly related PRs

Suggested reviewers

  • rodrigopavezi
  • aimensahnoun

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@rodrigopavezi rodrigopavezi marked this pull request as ready for review September 26, 2024 12:56
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Actionable comments posted: 40

🧹 Outside diff range comments (2)
packages/create-invoice-form/src/lib/invoice/form-view.svelte (1)

Line range hint 1-480: Summary: Currency handling improvements with some suggestions for refinement

The changes in this PR successfully introduce support for conversion payments as outlined in issue #76. The modifications allow for displaying different currencies for invoicing and settlement, which aligns with the objective of enabling invoices to be denominated in USD while allowing payments in USDC or USDT.

Key improvements:

  1. Introduction of separate currency and invoiceCurrency variables.
  2. Addition of null checks throughout the template to prevent errors when currency data is undefined.
  3. Display of Payment Chain, Invoice Currency, and Settlement Currency information.

Suggestions for further improvement:

  1. Remove the unused Types import or utilize it if needed.
  2. Use more specific types for currency and invoiceCurrency instead of any.
  3. Implement a more robust method for capitalizing the network name.
  4. Ensure consistency in the display of capitalized network names across all currency-related fields.

These changes enhance the invoice creation process by accommodating different payment methods and currencies, providing greater flexibility for users dealing with conversion payments. With the suggested refinements, the code will be more type-safe and consistent, further improving its maintainability and reliability.

To fully support the requirements outlined in issue #76, consider the following architectural advice:

  1. Implement network selection functionality for Sepolia, Ethereum, and Polygon.
  2. Add logic to handle currency conversion rates between USD and USDC/USDT.
  3. Consider implementing a service to fetch real-time exchange rates for accurate conversions.
  4. Ensure that the backend API supports storing and processing invoices with different denominations and settlement currencies.
packages/create-invoice-form/src/lib/utils/prepareRequest.ts (1)

Line range hint 7-17: Use specific types instead of any for invoiceCurrency and currency

Using any as the type for invoiceCurrency and currency can lead to a loss of type safety and potential runtime errors. Consider defining specific interfaces or types to ensure type safety and better code maintainability.

Apply this diff to specify the types:

 interface IRequestParams {
-  invoiceCurrency: any;
-  currency: any;
+  invoiceCurrency: Types.RequestLogic.ICurrency;
+  currency: Types.RequestLogic.ICurrency;
   formData: CustomFormData;
   invoiceTotals: {
     amountWithoutTax: number;
     totalTaxAmount: number;
     totalAmount: number;
   };
   signer: string;
 }
📜 Review details

Configuration used: CodeRabbit UI
Review profile: ASSERTIVE

📥 Commits

Files that changed from the base of the PR and between 5eb3818 and 737c582.

📒 Files selected for processing (13)
  • packages/create-invoice-form/src/lib/create-invoice-form.svelte (6 hunks)
  • packages/create-invoice-form/src/lib/invoice/form-view.svelte (3 hunks)
  • packages/create-invoice-form/src/lib/invoice/form.svelte (3 hunks)
  • packages/create-invoice-form/src/lib/utils/prepareRequest.ts (4 hunks)
  • packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte (9 hunks)
  • packages/invoice-dashboard/src/lib/view-requests.svelte (3 hunks)
  • packages/invoice-dashboard/src/utils/chainlink.ts (1 hunks)
  • packages/invoice-dashboard/src/utils/conversion.ts (1 hunks)
  • packages/invoice-dashboard/src/utils/generateInvoice.ts (2 hunks)
  • packages/invoice-dashboard/src/utils/getConversionPaymentValues.ts (1 hunks)
  • packages/invoice-dashboard/src/utils/getCurrency.ts (1 hunks)
  • shared/utils/currencyConversionPairs.ts (1 hunks)
  • shared/utils/initCurrencyManager.ts (5 hunks)
🧰 Additional context used
🪛 Biome
packages/invoice-dashboard/src/utils/getConversionPaymentValues.ts

[error] 46-46: Change to an optional chain.

Unsafe fix: Change to an optional chain.

(lint/complexity/useOptionalChain)


[error] 49-49: whole is assigned to itself.

This is where is assigned.

(lint/correctness/noSelfAssign)


[error] 28-28: Use Number.parseFloat instead of the equivalent global.

ES2015 moved some globals into the Number namespace for consistency.
Safe fix: Use Number.parseFloat instead.

(lint/style/useNumberNamespace)

shared/utils/currencyConversionPairs.ts

[error] 1176-1176: Avoid the use of spread (...) syntax on accumulators.

Spread syntax should be avoided on accumulators (like those in .reduce) because it causes a time complexity of O(n^2).
Consider methods such as .splice or .push instead.

(lint/performance/noAccumulatingSpread)


[error] 1177-1177: Avoid the use of spread (...) syntax on accumulators.

Spread syntax should be avoided on accumulators (like those in .reduce) because it causes a time complexity of O(n^2).
Consider methods such as .splice or .push instead.

(lint/performance/noAccumulatingSpread)

🔇 Additional comments (21)
packages/invoice-dashboard/src/utils/getCurrency.ts (1)

11-11: 🧹 Nitpick (assertive)

Approve changes with suggestions for improvement

The changes align well with the PR objectives by introducing support for ISO4217 currencies, which is crucial for handling conversion payments. However, I have a few suggestions to improve the code:

  1. The nested ternary operator might affect readability. Consider refactoring to use if-else statements or a switch statement for better clarity.

  2. It would be helpful to add a comment explaining the different currency types (ETH, ISO4217, and others) and their handling.

Here's a suggested refactor to improve readability:

export const getCurrencyFromManager = (
  currency: Types.RequestLogic.ICurrency,
  currencyManager: CurrencyManager
) => {
  // Handle different currency types:
  // - ETH: Use native currency
  // - ISO4217: Use currency symbol (for fiat currencies)
  // - Others: Assume ERC20 token and use address
  if (currency.type === Types.RequestLogic.CURRENCY.ETH) {
    return currencyManager.getNativeCurrency(currency.type, currency.network!);
  } else if (currency.type === Types.RequestLogic.CURRENCY.ISO4217) {
    return currencyManager.fromSymbol(currency.value, currency.network);
  } else {
    return currencyManager.fromAddress(currency.value, currency.network);
  }
};

Let's verify the usage of this function in the codebase:

This will help ensure that all calls to this function are consistent with the new implementation.

packages/invoice-dashboard/src/utils/generateInvoice.ts (2)

Line range hint 1-186: Overall, good progress on supporting conversion payments with room for refinement.

The changes made to the exportToPDF function are a step in the right direction for supporting conversion payments, aligning well with the PR objectives. The addition of the paymentCurrencies parameter and the display of settlement currency information enhance the invoice's clarity regarding payment options.

However, there are a few areas where the implementation could be further improved:

  1. Type safety: Consider using more specific types instead of any for parameters like invoice, currency, and the newly added paymentCurrencies.
  2. Error handling: Add checks for edge cases, such as an empty paymentCurrencies array.
  3. Consistency: Ensure that the usage of paymentCurrencies is consistent throughout the codebase.

As this change introduces new concepts (like settlement currency), consider updating related components or functions that might be affected by this change. This could include:

  • Updating any invoice creation or editing interfaces to handle multiple payment currencies.
  • Modifying any API calls or data fetching logic to include the new payment currency information.
  • Updating any existing tests to cover the new functionality and edge cases.

To ensure comprehensive coverage of these changes, you might want to run the following checks:

#!/bin/bash
# Check for other uses of currencyInfo that might need updating
rg --type typescript 'currencyInfo'

# Look for other invoice-related functions that might need similar updates
rg --type typescript 'function.*invoice'

# Check for existing tests that might need updating
rg --type typescript 'test.*invoice'

These checks will help identify other areas of the codebase that might need attention following this change.


84-86: ⚠️ Potential issue

Improve handling of paymentCurrencies to account for potential empty array.

The changes to display payment chain and settlement currency information are good additions that align with the PR objectives. However, the current implementation assumes that paymentCurrencies always has at least one element, which might not always be the case.

Consider adding a check for the existence of paymentCurrencies[0] before accessing its properties. Here's a suggested improvement:

<strong>Payment Chain:</strong> ${paymentCurrencies[0]?.network || invoice.currencyInfo?.network || "-"}<br>
<strong>Invoice Currency:</strong> ${invoice.currency || "-"}<br>
<strong>Settlement Currency:</strong> ${paymentCurrencies[0]?.symbol || invoice.currency || "-"}<br>

This change provides fallback options if paymentCurrencies is empty, maintaining backwards compatibility with the previous implementation and ensuring that some information is always displayed.

To ensure that paymentCurrencies is always properly populated, you may want to add a check in the calling function. Here's a script to verify its usage:

This will help identify if there are any cases where exportToPDF is called without properly populating the paymentCurrencies array.

packages/create-invoice-form/src/lib/invoice/form-view.svelte (2)

173-177: LGTM with a minor suggestion for consistency.

The changes for displaying Invoice Currency and Settlement Currency look good. They include proper null checks and use optional chaining consistently.

For consistency with the Payment Chain display, consider capitalizing the first letter of the network in the Settlement Currency display:

{currency ? `${currency.symbol} (${currency.network.charAt(0).toUpperCase() + currency.network.slice(1).toLowerCase()})` : ""}

This change would ensure that the network name is displayed consistently across all currency-related fields.


229-229: LGTM: Proper null check for currency symbol display.

The change correctly implements a null check for the currency object before accessing its symbol property. This prevents potential errors if currency is undefined or null. The use of optional chaining (?.) is consistent with other changes in the file.

packages/invoice-dashboard/src/utils/chainlink.ts (3)

28-30: Check calculation of the value variable for correctness.

Verify that the calculation adjusts for the decimal differences between from and to currencies appropriately. The current computation might not account for all edge cases, especially when dealing with currencies that have varying decimal places.


20-21: Ensure currencyManager.getConversionPath returns a valid path.

Double-check that currencyManager.getConversionPath reliably returns a valid conversion path for the given currencies and network. If there's a possibility that it returns multiple paths or an unexpected result, additional logic might be necessary to handle such cases.

Run the following script to confirm the behavior:

#!/bin/bash
# Description: Verify that getConversionPath returns a valid path.

# Search for all usages of getConversionPath to understand its return values.
rg --type typescript 'getConversionPath\(' -A 3 -B 1

25-27: Verify the accuracy of decimal handling for fiat currencies.

The comment states that ChainlinkConversionPath uses 8 decimals for fiat currencies. Ensure that this assumption holds true across all fiat currencies used. Additionally, confirm that the isISO4217Currency function correctly identifies all relevant fiat currencies and that their decimal handling is consistent.

Run the following script to verify the decimal values for fiat currencies:

shared/utils/initCurrencyManager.ts (6)

4-18: Addition of currency IDs enhances currency support

The inclusion of standard currency IDs to the defaultCurrencyIds array improves the application's currency support and flexibility for international users.


77-79: Use of optional chaining improves robustness

Implementing optional chaining customCurrencies?.length > 0 prevents potential runtime errors when customCurrencies is undefined or null.


93-94: Proper handling of ISO4217 currencies for duplicate filtering

Adding the condition for ISO4217 currencies ensures that duplicates are filtered based on currency type and symbol, which is essential for accurate currency management.


110-112: Verify 'CurrencyManager' instantiation with additional parameter

Similarly, verify that instantiating CurrencyManager with formattedCurrencyConversionPairs in initializeCurrencyManagerWithCurrencyIDS is correct.

Use the same script above to ensure consistency in the constructor usage.


99-99: Verify 'CurrencyManager' constructor accepts the new parameter

Ensure that the CurrencyManager constructor accepts formattedCurrencyConversionPairs as the third parameter and utilizes it correctly.

Run the following script to confirm the constructor parameters:

#!/bin/bash
# Description: Verify that 'CurrencyManager' constructor accepts three parameters.

# Test: Search for the 'CurrencyManager' class constructor definition.
rg --type ts 'constructor\(([^,]+,){2} [^\)]+\)' -U -A 5 $(fd CurrencyManager.ts)

64-64: Verify the existence and export of 'formattedCurrencyConversionPairs'

Ensure that the module './currencyConversionPairs' exists and correctly exports formattedCurrencyConversionPairs.

Run the following script to confirm the module's existence and export:

✅ Verification successful

'formattedCurrencyConversionPairs' is correctly exported

  • Verified that ./shared/utils/currencyConversionPairs.ts exists.
  • Confirmed that formattedCurrencyConversionPairs is exported from the module.
🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Verify the existence of 'currencyConversionPairs' module and its export.

# Test: Check if the file exists.
test -f ./shared/utils/currencyConversionPairs.ts && echo "File exists" || echo "File does not exist"

# Test: Check if 'formattedCurrencyConversionPairs' is exported.
grep 'export.*formattedCurrencyConversionPairs' ./shared/utils/currencyConversionPairs.ts && echo "Export exists" || echo "Export missing"

Length of output: 422


Script:

#!/bin/bash
# Description: Verify the existence of 'currencyConversionPairs' module and its export.

# Test: Check if the file exists.
if test -f ./shared/utils/currencyConversionPairs.ts; then
  echo "File exists"
else
  echo "File does not exist"
  exit 1
fi

# Test: Check if 'formattedCurrencyConversionPairs' is exported.
if grep -q 'export.*formattedCurrencyConversionPairs' ./shared/utils/currencyConversionPairs.ts; then
  echo "Export exists"
else
  echo "Export missing"
fi

Length of output: 216

packages/invoice-dashboard/src/utils/getConversionPaymentValues.ts (1)

50-50: 🧹 Nitpick (assertive)

Remove redundant assignment of whole to itself

The statement whole = whole; is redundant and can be removed to clean up the code.

Apply this diff to remove the unnecessary assignment:

-    whole = whole;

Likely invalid or redundant comment.

packages/create-invoice-form/src/lib/utils/prepareRequest.ts (1)

82-84: Ensure correct value assignment in requestInfo.currency

When setting requestInfo.currency.value, verify that you're assigning the correct property (address or value) based on the currency type. This ensures that the currency is accurately represented in the request.

Run the following script to check the usage of invoiceCurrency properties:

packages/create-invoice-form/src/lib/create-invoice-form.svelte (3)

206-206: Verify: Confirm InvoiceView accepts new props

You're passing {invoiceCurrency} and {currency} to the InvoiceView component. Verify that InvoiceView is updated to accept and handle these new props.

To confirm, you can run the following script:

#!/bin/bash
# Description: Check if 'InvoiceView' component accepts the new props

# Find the 'InvoiceView.svelte' file
fd -I 'InvoiceView.svelte' --type f

# Display the prop declarations in 'InvoiceView.svelte'
fd -I 'InvoiceView.svelte' --type f --exec cat {} \| rg 'export let'

194-201: Verify: Confirm InvoiceForm accepts new props

You're passing new props to the InvoiceForm component: handleInvoiceCurrencyChange, handleCurrencyChange, handleNetworkChange, networks, currencyManager, invoiceCurrency, currency, and network. Ensure that InvoiceForm is updated to accept and use these props.

To confirm, you can run the following script:

#!/bin/bash
# Description: Check if 'InvoiceForm' component accepts the new props

# Find the 'InvoiceForm.svelte' file
fd -I 'InvoiceForm.svelte' --type f

# Display the prop declarations in 'InvoiceForm.svelte'
fd -I 'InvoiceForm.svelte' --type f --exec cat {} \| rg 'export let'

151-151: Verify: Ensure prepareRequestParams handles new parameters

You've added invoiceCurrency and currency to the requestCreateParameters. Verify that prepareRequestParams is updated to accept these new parameters and handle them appropriately.

To confirm, you can run the following script:

packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte (1)

302-302: Verify compatibility of the exportToPDF function with new parameters.

Ensure that the exportToPDF function supports the additional paymentCurrencies parameter and that it handles it correctly within its implementation.

Run the following script to check the function definition:

packages/invoice-dashboard/src/lib/view-requests.svelte (1)

564-564: Verify 'exportToPDF' function accepts 'paymentCurrencies' parameter

The exportToPDF function is now called with an additional argument request.paymentCurrencies. To prevent potential errors, ensure that the function definition has been updated accordingly.

Run the following script to verify the function signature:

This script searches for the exportToPDF function definition and checks if paymentCurrencies is among its parameters.

packages/invoice-dashboard/src/utils/generateInvoice.ts Outdated Show resolved Hide resolved
packages/invoice-dashboard/src/utils/chainlink.ts Outdated Show resolved Hide resolved
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packages/invoice-dashboard/src/lib/view-requests.svelte Outdated Show resolved Hide resolved
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Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>
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Actionable comments posted: 1

📜 Review details

Configuration used: CodeRabbit UI
Review profile: ASSERTIVE

📥 Commits

Files that changed from the base of the PR and between 737c582 and 4257ed6.

📒 Files selected for processing (1)
  • shared/utils/currencyConversionPairs.ts (1 hunks)
🧰 Additional context used
🪛 Biome
shared/utils/currencyConversionPairs.ts

[error] 1176-1176: expected : but instead found const

Remove const

(parse)


[error] 1176-1176: expected : but instead found convertToCurrencyManagerFormat

Remove convertToCurrencyManagerFormat

(parse)


[error] 1186-1186: expected , but instead found ;

Remove ;

(parse)


[error] 1187-1187: Expected a semicolon or an implicit semicolon after a statement, but found none

An explicit or implicit semicolon is expected here...

...Which is required to end this statement

(parse)


[error] 1188-1189: Expected a statement but instead found ',
)'.

Expected a statement here.

(parse)


[error] 1189-1190: Expected a statement but instead found '}'.

Expected a statement here.

(parse)


[error] 1176-1186: The assignment should not be in an expression.

The use of assignments in expressions is confusing.
Expressions are often considered as side-effect free.

(lint/suspicious/noAssignInExpressions)


[error] 1176-1176: Can't assign convertToCurrencyManagerFormat because it's a constant

This is where the variable is defined as constant

Unsafe fix: Replace const with let if you assign it to a new value.

(lint/correctness/noConstAssign)


[error] 1188-1188: This block statement doesn't serve any purpose and can be safely removed.

Standalone block statements without any block-level declarations are redundant in JavaScript and can be removed to simplify the code.

(lint/complexity/noUselessLoneBlockStatements)

shared/utils/currencyConversionPairs.ts Outdated Show resolved Hide resolved
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Actionable comments posted: 17

🧹 Outside diff range comments (1)
packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte (1)

Line range hint 275-275: Implement rounding functionality in truncateNumberString.

The // FIXME comment suggests adding rounding functionality to truncateNumberString. Implementing proper rounding will improve the accuracy of displayed numbers and enhance user experience.

Do you need help in adding the rounding functionality, or should I open a GitHub issue to track this task?

📜 Review details

Configuration used: CodeRabbit UI
Review profile: ASSERTIVE

📥 Commits

Files that changed from the base of the PR and between 4257ed6 and d119054.

📒 Files selected for processing (12)
  • packages/create-invoice-form/src/lib/create-invoice-form.svelte (6 hunks)
  • packages/create-invoice-form/src/lib/invoice/form-view.svelte (4 hunks)
  • packages/create-invoice-form/src/lib/invoice/form.svelte (3 hunks)
  • packages/create-invoice-form/src/lib/utils/prepareRequest.ts (4 hunks)
  • packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte (10 hunks)
  • packages/invoice-dashboard/src/lib/react/InvoiceDashboard.d.ts (1 hunks)
  • packages/invoice-dashboard/src/lib/types/index.ts (1 hunks)
  • packages/invoice-dashboard/src/lib/view-requests.svelte (3 hunks)
  • packages/invoice-dashboard/src/utils/chainlink.ts (1 hunks)
  • packages/invoice-dashboard/src/utils/conversion.ts (1 hunks)
  • packages/invoice-dashboard/src/utils/generateInvoice.ts (3 hunks)
  • shared/utils/currencyConversionPairs.ts (1 hunks)
🔇 Additional comments (27)
packages/invoice-dashboard/src/lib/react/InvoiceDashboard.d.ts (2)

Line range hint 1-34: Summary: Changes align well with PR objectives.

The modifications to this file, particularly the update to the currencies prop type, align well with the PR objectives of supporting FIAT currencies and conversion payments. By using CurrencyTypes.CurrencyDefinition[], the component is now better equipped to handle a variety of currency types, which is crucial for implementing conversion payments.

These changes enhance type safety and standardization, which should improve the overall robustness of the invoice management system. The use of types from a shared package (@requestnetwork/types) also suggests improved consistency across the project.


5-5: Approve import change and verify its impact.

The import of CurrencyTypes from @requestnetwork/types is a good change, likely part of a standardization effort. This should improve consistency across the project.

To ensure this change is consistent throughout the codebase, please run the following script:

✅ Verification successful

Verified import change across the codebase.

The import of CurrencyTypes from @requestnetwork/types has been successfully updated and is consistently used throughout the codebase, ensuring standardization.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Verify the usage of CurrencyTypes across the codebase

# Test 1: Check for any remaining imports of Currency from local types
echo "Checking for local Currency imports:"
rg --type typescript "import.*Currency.*from '\.\.?/types'" || echo "No local Currency imports found."

# Test 2: Verify CurrencyTypes usage
echo "Checking CurrencyTypes usage:"
rg --type typescript "CurrencyTypes\.CurrencyDefinition"

Length of output: 423


Script:

#!/bin/bash
# Description: Verify the usage of CurrencyTypes across the codebase by targeting .ts and .tsx files

# Test 1: Check for any remaining imports of Currency from local types
echo "Checking for local Currency imports in .ts and .tsx files:"
rg "import\s+.*Currency\s+from\s+'(\./|\.\./)?types'" --type-add 'typescript:*.{ts,tsx}' -t typescript || echo "No local Currency imports found."

# Test 2: Verify CurrencyTypes usage
echo "Checking CurrencyTypes usage in .ts and .tsx files:"
rg "CurrencyTypes\.CurrencyDefinition" --type-add 'typescript:*.{ts,tsx}' -t typescript

Length of output: 2274

packages/invoice-dashboard/src/utils/generateInvoice.ts (3)

4-4: LGTM: Import statement added correctly.

The addition of the CurrencyTypes import from @requestnetwork/types is appropriate and aligns with the new type definitions used in the function signature.


22-23: Great job improving type safety!

The updated function signature with more specific types for currency and paymentCurrencies is a significant improvement. This change addresses the previous review comment about using more specific types instead of any[]. The use of CurrencyTypes.CurrencyDefinition | undefined enhances type safety and code clarity.


Line range hint 1-187: Summary: Changes successfully implement conversion payments support.

The modifications in this file effectively address the PR objectives of supporting FIAT currencies and conversion payments. The changes allow invoices to be denominated in USD while enabling payments to be settled in USDC or USDT. Key improvements include:

  1. Enhanced type safety with specific currency type definitions.
  2. Updated function signature to support multiple payment currencies.
  3. Modified PDF content generation to display relevant payment and settlement currency information.

These changes align well with the requirements outlined in issue #76 for supporting conversion payments on various networks. The implementation provides the necessary flexibility for handling different payment methods and currencies in the invoicing template.

packages/create-invoice-form/src/lib/invoice/form-view.svelte (5)

11-11: Improved type safety for currency variables

Great job on improving the type safety of the currency and invoiceCurrency variables. The use of CurrencyTypes.CurrencyDefinition | undefined provides better type checking and addresses the previous concern about using any type. This change will help catch potential type-related errors early in development.

Also applies to: 22-23


169-169: Improved robustness of network name display

Excellent work on enhancing the display of the payment chain network. The use of optional chaining (?.) and string manipulation ensures safe access to the network property and proper capitalization of the network name. This implementation effectively addresses the previous concern about potential undefined values and inconsistent capitalization.


173-174: Added invoice currency display

The addition of the invoice currency display is a valuable feature that aligns well with the PR objectives of supporting FIAT currencies and conversion payments. The use of optional chaining (?.) ensures safe access to the symbol property of invoiceCurrency. This implementation enhances the invoice form's flexibility in handling different currency scenarios.


229-229: Improved currency symbol display in due amount

The update to the due amount display is a good improvement. The use of optional chaining (?.) for accessing the currency symbol ensures safe property access and maintains consistency with the other currency-related changes in the file. This change contributes to the overall robustness of the currency handling in the invoice form.


Line range hint 1-229: Overall assessment of currency-related changes

The changes implemented in this file significantly enhance the invoice form's ability to handle and display different currencies, aligning perfectly with the PR objectives of supporting FIAT currencies and conversion payments. Key improvements include:

  1. Better type safety for currency-related variables.
  2. Robust display of payment chain network, invoice currency, and settlement currency.
  3. Consistent use of optional chaining for safe property access.

These changes collectively contribute to a more flexible and error-resistant implementation of currency handling in the invoice form. The code now better supports scenarios where invoices can be denominated in one currency (e.g., USD) while allowing payments in others (e.g., USDC or USDT).

Great job on addressing previous review comments and implementing these features!

packages/invoice-dashboard/src/utils/conversion.ts (1)

1-49: Overall, the utility functions are well-structured

The code is clean, functions are appropriately defined, and the overall structure is easy to understand. Good job on implementing these utilities.

packages/create-invoice-form/src/lib/utils/prepareRequest.ts (7)

4-4: Import of CurrencyTypes is appropriate.

The addition of CurrencyTypes from @requestnetwork/types is necessary for defining currency-related types used in the code.


7-8: Addition of invoiceCurrency to IRequestParams.

Including invoiceCurrency in the IRequestParams interface allows for separate handling of invoice and payment currencies, which is aligned with the PR objectives to support FIAT currencies and conversion payments.


82-86: Correct usage of invoiceCurrency in requestInfo.currency.

Updating requestInfo.currency to use invoiceCurrency ensures that the request is denominated in the invoice currency, which is essential for supporting FIAT currencies.


88-91: Accurate calculation of expectedAmount.

Using invoiceCurrency.decimals when parsing expectedAmount ensures that the amount reflects the correct decimal precision of the invoice currency.


100-101: Integration of getPaymentNetwork and setting paymentCurrency.

Utilizing the new getPaymentNetwork function enhances modularity. Setting paymentCurrency based on the currency object correctly defines the currency in which the payment will be made.


119-125: Consistent use of invoiceCurrency.decimals for item calculations.

Parsing unitPrice and discount with invoiceCurrency.decimals ensures that item prices and discounts are accurately represented according to the invoice currency's precision.


130-130: Setting invoice item currency appropriately.

Assigning the currency for each invoice item based on invoiceCurrency aligns with the need to denote the currency of individual items, which is important for invoices involving multiple currencies.

packages/create-invoice-form/src/lib/create-invoice-form.svelte (5)

49-49: Refactor: Specify type for 'network' variable

The variable network is still typed as any. For better type safety and code clarity, consider specifying the explicit type, such as string | undefined.


70-70: Potential Issue: Filtering defaultCurrencies with possibly undefined network

Since network can be undefined, the condition currency.network === network might not work as intended and could exclude currencies unintentionally. This could lead to unexpected behavior when populating the currency options.


152-154: Update: requestCreateParameters includes new currency variables

The requestCreateParameters now correctly include invoiceCurrency and currency, ensuring that the request preparation process handles the new currency settings properly.


195-202: Props Binding: InvoiceForm component updated with new handlers and variables

The InvoiceForm component now correctly binds the new handlers and variables related to invoice currency and network changes. This enhances the component's ability to respond dynamically to user input.


207-207: Props Binding: InvoiceView component receives updated props

The InvoiceView component now correctly receives the invoiceCurrency and currency props, ensuring that the invoice displays accurate currency information.

packages/create-invoice-form/src/lib/invoice/form.svelte (2)

106-112: Refactor 'filterSettlementCurrencies' function for better readability

The nested ternary operators make the logic hard to follow. Refactoring the function will improve readability and maintainability.


350-355: Handle undefined 'currency.network' to prevent displaying 'undefined' in labels

The issue of displaying ${currency.symbol} (undefined) when currency.network is undefined still exists. Modify the code to include currency.network only when it is defined.

packages/invoice-dashboard/src/lib/view-requests.svelte (1)

235-237: Handle potential undefined 'acceptedTokens' before mapping

shared/utils/currencyConversionPairs.ts (1)

1188-1203: Ensure consistency and validity of network keys

In the formattedCurrencyConversionPairs object, network keys like 'arbitrum-one', 'avalanche', and 'mainnet' are used. Please verify that these keys are consistent with the rest of the application and match the expected network identifiers to prevent potential mismatches or runtime errors.

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Actionable comments posted: 6

📜 Review details

Configuration used: CodeRabbit UI
Review profile: ASSERTIVE

📥 Commits

Files that changed from the base of the PR and between d119054 and a8a77f1.

📒 Files selected for processing (5)
  • packages/create-invoice-form/src/lib/invoice/form-view.svelte (4 hunks)
  • packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte (10 hunks)
  • packages/invoice-dashboard/src/utils/chainlink.ts (1 hunks)
  • packages/invoice-dashboard/src/utils/generateInvoice.ts (3 hunks)
  • shared/utils/currencyConversionPairs.ts (1 hunks)
🔇 Additional comments (14)
packages/invoice-dashboard/src/utils/generateInvoice.ts (3)

4-4: LGTM: Import addition aligns with new functionality.

The addition of the CurrencyTypes import from @requestnetwork/types is appropriate for the new currency-related functionality being implemented.


22-23: LGTM: Function signature update improves type safety and functionality.

The updated exportToPDF function signature now includes properly typed currency and paymentCurrencies parameters. This change:

  1. Improves type safety by using CurrencyTypes.CurrencyDefinition.
  2. Allows for multiple payment currencies, supporting the PR objective of enabling payments in USDC or USDT.
  3. Addresses the previous review comment about using a more specific type for paymentCurrencies.

These changes align well with the PR objectives and enhance the overall robustness of the function.


Line range hint 1-187: LGTM: Changes successfully implement conversion payments support.

The modifications to the exportToPDF function effectively implement support for FIAT currencies and conversion payments, aligning well with the PR objectives. Key improvements include:

  1. Addition of properly typed currency-related parameters.
  2. Updated PDF template to display payment chain and settlement currency information.
  3. Maintained backwards compatibility with existing invoice structure.

The implementation is robust, with appropriate safety checks and improved type safety. It successfully addresses the requirements outlined in issue #76, allowing invoices to be denominated in USD while enabling payments in USDC or USDT.

packages/create-invoice-form/src/lib/invoice/form-view.svelte (6)

11-11: Improved currency type handling

The changes to import CurrencyTypes and update the types of currency and invoiceCurrency variables are well-implemented. These modifications enhance type safety and align with the PR objectives of supporting FIAT currencies and conversion payments.

This change effectively addresses the previous comment about using more specific types for currency variables.

Also applies to: 22-23


169-169: Robust network name display

The updated implementation for displaying the network name is more robust and handles potential undefined values correctly. The use of optional chaining and proper string manipulation for capitalization is a good practice.

This change effectively addresses the previous comment about improving the robustness of network name display.


173-174: Invoice currency display added

The addition of the invoice currency display is a good implementation that supports the PR objective of allowing invoices to be denominated in USD. The use of optional chaining for accessing the symbol property is a safe approach to prevent potential runtime errors.


175-177: Settlement currency display added

The addition of the settlement currency display is an excellent feature that supports the PR objectives of enabling payments to be settled in different currencies like USDC or USDT. The implementation correctly shows both the currency symbol and network, using optional chaining for safe property access.

This change effectively addresses the previous comment about adding settlement currency display.


229-229: Robust currency symbol display in total amount

The update to use optional chaining for displaying the currency symbol in the total amount section is a good improvement. This change enhances the robustness of the display by safely handling potential undefined values, consistent with other currency-related changes in the file.


Line range hint 1-477: Overall implementation aligns well with PR objectives

The changes made in this file effectively support the PR objectives of introducing FIAT currencies and conversion payments. Key improvements include:

  1. Enhanced type safety for currency-related variables.
  2. Addition of invoice currency and settlement currency displays.
  3. Improved robustness in handling potential undefined values throughout currency-related code.

These modifications successfully enable invoices to be denominated in USD while allowing payments to be settled in USDC or USDT, as specified in the PR objectives. The implementation is consistent and follows good practices for type safety and error prevention.

packages/invoice-dashboard/src/utils/chainlink.ts (3)

6-17: Refactor the options parameter by defining an interface for clarity

Defining a separate interface for the options parameter enhances readability and maintainability of the code.


34-34: Reconsider the computation of the decimals property

Calculating decimals using result.decimals.toString().length - 1 may not accurately reflect the number of decimal places, especially for certain values of result.decimals. This could lead to incorrect rate conversions.


6-40: Add JSDoc comments to improve documentation

Including JSDoc comments for the getChainlinkRate function will enhance code readability and assist developers in understanding its usage and expected behavior.

packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte (2)

161-177: Enhancement of Payment Processing with Conversion Support

The integration of paymentSettings in the payTheRequest function, utilizing getConversionPaymentValues, effectively implements support for conversion payments. This aligns well with the PR objectives by enabling invoices denominated in USD to be settled in USDC or USDT, enhancing the flexibility of the payment processing system.


121-132: Dynamic Handling of Payment Currencies Based on Payment Network

The logic for determining paymentCurrencies based on the paymentNetworkExtension.id is well-implemented. It allows the application to dynamically adjust accepted payment currencies depending on the payment network, which improves adaptability and user experience.

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rodrigopavezi and others added 11 commits September 26, 2024 14:03
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Actionable comments posted: 26

🧹 Outside diff range comments (4)
shared/utils/getCurrency.ts (1)

Line range hint 7-14: Add error handling for currency operations.

The function should handle potential errors from currency operations, especially since this is critical financial code.

Consider adding try-catch and validation:

 export const getCurrencyFromManager = (
   currency: Types.RequestLogic.ICurrency,
   currencyManager: CurrencyManager
 ) => {
+  if (!currency.value || !currency.network) {
+    throw new Error('Invalid currency: missing value or network');
+  }
+
+  try {
     const currencyResult =
       currency.type === Types.RequestLogic.CURRENCY.ETH
         ? currencyManager.getNativeCurrency(currency.type, currency.network!)
         : currency.type === Types.RequestLogic.CURRENCY.ISO4217
         ? currencyManager.fromSymbol(currency.value, currency.network)
         : currencyManager.fromAddress(currency.value, currency.network);
 
     return currencyResult;
+  } catch (error) {
+    throw new Error(`Failed to process currency: ${error.message}`);
+  }
 };
🧰 Tools
🪛 Biome

[error] 10-10: Forbidden non-null assertion.

(lint/style/noNonNullAssertion)

packages/create-invoice-form/src/lib/create-invoice-form.svelte (2)

Line range hint 184-184: Fix typo in error message string

There's a typo in the error message string "Transactioon confirmation not received". The word "Transaction" is misspelled.

Apply this diff to correct the typo:

- if (error.message.includes("Transactioon confirmation not received")) {
+ if (error.message.includes("Transaction confirmation not received")) {

Line range hint 132-132: Correct typo in function name hanldeCreateNewInvoice

The function name hanldeCreateNewInvoice is misspelled.

Rename the function to handleCreateNewInvoice and update all references:

- const hanldeCreateNewInvoice = () => {
+ const handleCreateNewInvoice = () => {

Also, update the reference in the onClick handler:

<Button
  type="button"
- onClick={hanldeCreateNewInvoice}
+ onClick={handleCreateNewInvoice}
  text="Create a new invoice"
  disabled={!appStatus.includes(APP_STATUS.REQUEST_CONFIRMED)}
/>
packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte (1)

Line range hint 581-590: Implement Rounding Functionality in truncateNumberString

The truncateNumberString function currently truncates the decimal part but does not perform any rounding. Implementing rounding will provide more accurate representations of numerical values.

Would you like assistance in implementing the rounding functionality for this function?

📜 Review details

Configuration used: CodeRabbit UI
Review profile: ASSERTIVE

📥 Commits

Reviewing files that changed from the base of the PR and between a664946 and d4ceaed.

📒 Files selected for processing (17)
  • package.json (1 hunks)
  • packages/create-invoice-form/src/lib/create-invoice-form.svelte (5 hunks)
  • packages/create-invoice-form/src/lib/invoice/form-view.svelte (4 hunks)
  • packages/create-invoice-form/src/lib/invoice/form.svelte (3 hunks)
  • packages/create-invoice-form/src/lib/utils/prepareRequest.ts (4 hunks)
  • packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte (10 hunks)
  • packages/invoice-dashboard/src/lib/react/InvoiceDashboard.d.ts (1 hunks)
  • packages/invoice-dashboard/src/lib/types/index.ts (1 hunks)
  • packages/invoice-dashboard/src/lib/view-requests.svelte (3 hunks)
  • packages/invoice-dashboard/src/utils/chainlink.ts (1 hunks)
  • packages/invoice-dashboard/src/utils/conversion.ts (1 hunks)
  • packages/invoice-dashboard/src/utils/getConversionPaymentValues.ts (1 hunks)
  • packages/invoice-dashboard/src/utils/loadScript.ts (0 hunks)
  • shared/utils/currencyConversionPairs.ts (1 hunks)
  • shared/utils/generateInvoice.ts (6 hunks)
  • shared/utils/getCurrency.ts (1 hunks)
  • shared/utils/initCurrencyManager.ts (5 hunks)
💤 Files with no reviewable changes (1)
  • packages/invoice-dashboard/src/utils/loadScript.ts
🧰 Additional context used
📓 Learnings (7)
packages/create-invoice-form/src/lib/invoice/form-view.svelte (1)
Learnt from: MantisClone
PR: RequestNetwork/web-components#141
File: packages/create-invoice-form/src/lib/invoice/form-view.svelte:0-0
Timestamp: 2024-11-09T04:35:08.329Z
Learning: In `form-view.svelte` within the `packages/create-invoice-form/src/lib/invoice/` directory, when the exchange rate is determined at the moment of payment via Chainlink price feeds, avoid suggesting to display the currency conversion rate in the UI, as it may not match the on-chain rate used by the smart contracts.
packages/create-invoice-form/src/lib/invoice/form.svelte (2)
Learnt from: MantisClone
PR: RequestNetwork/web-components#141
File: packages/create-invoice-form/src/lib/invoice/form-view.svelte:0-0
Timestamp: 2024-11-09T04:35:08.329Z
Learning: In `form-view.svelte` within the `packages/create-invoice-form/src/lib/invoice/` directory, when the exchange rate is determined at the moment of payment via Chainlink price feeds, avoid suggesting to display the currency conversion rate in the UI, as it may not match the on-chain rate used by the smart contracts.
Learnt from: MantisClone
PR: RequestNetwork/web-components#141
File: packages/create-invoice-form/src/lib/invoice/form.svelte:377-382
Timestamp: 2024-11-08T21:20:12.077Z
Learning: In the `packages/create-invoice-form/src/lib/invoice/form.svelte` file of the `web-components` project, avoid introducing helper functions like `getCurrencyLabel` for simple label creation logic when the inlined code suffices.
packages/create-invoice-form/src/lib/utils/prepareRequest.ts (1)
Learnt from: MantisClone
PR: RequestNetwork/web-components#141
File: packages/create-invoice-form/src/lib/utils/prepareRequest.ts:0-0
Timestamp: 2024-11-07T19:54:11.024Z
Learning: In `packages/create-invoice-form/src/lib/utils/prepareRequest.ts`, when constructing payment network parameters in the `getPaymentNetwork` function, the parameter name `paymentNetworkName` should be used instead of `network` for `ETH_FEE_PROXY_CONTRACT` and `ERC20_FEE_PROXY_CONTRACT` payment networks.
packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte (1)
Learnt from: MantisClone
PR: RequestNetwork/web-components#141
File: packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte:0-0
Timestamp: 2024-11-08T23:10:49.254Z
Learning: In `packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte`, mapping payment network IDs to their respective approval functions in the `checkApproval` function is acceptable and can improve readability and maintainability.
packages/invoice-dashboard/src/lib/react/InvoiceDashboard.d.ts (1)
Learnt from: MantisClone
PR: RequestNetwork/web-components#141
File: packages/invoice-dashboard/src/lib/react/InvoiceDashboard.d.ts:11-11
Timestamp: 2024-11-08T22:20:39.865Z
Learning: When reviewing PRs, understand that updating the payment-widget package is considered out of scope unless specified in the PR objectives, even if inconsistencies like currency type usage are detected.
packages/invoice-dashboard/src/utils/getConversionPaymentValues.ts (1)
Learnt from: MantisClone
PR: RequestNetwork/web-components#141
File: packages/invoice-dashboard/src/utils/getConversionPaymentValues.ts:0-0
Timestamp: 2024-11-07T19:53:31.822Z
Learning: In the TypeScript file `packages/invoice-dashboard/src/utils/getConversionPaymentValues.ts`, it's acceptable for the `getConversionPaymentValues` function to have a return type of `Promise<any | undefined>` without defining a specific return type interface.
shared/utils/generateInvoice.ts (1)
Learnt from: MantisClone
PR: RequestNetwork/web-components#141
File: packages/invoice-dashboard/src/utils/generateInvoice.ts:0-0
Timestamp: 2024-11-07T19:51:56.654Z
Learning: In `packages/invoice-dashboard/src/utils/generateInvoice.ts`, the `paymentCurrencies` parameter in the `exportToPDF` function is intended to have the type `any[]`.
🪛 Biome
packages/invoice-dashboard/src/utils/getConversionPaymentValues.ts

[error] 64-64: Change to an optional chain.

Unsafe fix: Change to an optional chain.

(lint/complexity/useOptionalChain)


[error] 67-67: whole is assigned to itself.

This is where is assigned.

(lint/correctness/noSelfAssign)

shared/utils/generateInvoice.ts

[error] 111-111: Change to an optional chain.

Unsafe fix: Change to an optional chain.

(lint/complexity/useOptionalChain)


[error] 113-113: Change to an optional chain.

Unsafe fix: Change to an optional chain.

(lint/complexity/useOptionalChain)

🔇 Additional comments (41)
packages/invoice-dashboard/src/lib/types/index.ts (1)

8-8: Please specify the expected format for the value property.

The value property is used for storing currency amounts, but there's no indication of:

  • The expected string format (e.g., decimal string, integer string in smallest unit)
  • Whether it should include currency formatting
  • Any validation requirements

This information is crucial for proper integration with currency conversion and payment processing.

Let's check how this value is used across the codebase:

shared/utils/getCurrency.ts (2)

11-12: LGTM: ISO4217 currency support added correctly.

The implementation correctly handles ISO4217 currencies using fromSymbol, which aligns with the PR objective of supporting FIAT currencies.


Line range hint 1-14: Verify currency type handling across the codebase.

Let's ensure that all currency-related code properly handles the ISO4217 type.

✅ Verification successful

Based on the results, I can generate the final response as we have sufficient information about currency type handling across the codebase.

Currency type handling appears consistent and well-implemented across the codebase

The verification shows that:

  • All currency-related code properly checks and handles different currency types including ISO4217
  • The type checks are consistently implemented in multiple components:
    • shared/utils/getCurrency.ts
    • shared/utils/initCurrencyManager.ts
    • packages/create-invoice-form/src/lib/utils/prepareRequest.ts
    • packages/payment-widget/src/lib/utils/request.ts
  • Currency manager methods (fromSymbol, fromAddress, getNativeCurrency) are always used with appropriate type checks
🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Check for consistent currency type handling across the codebase

# Test 1: Find all currency type checks
echo "=== Currency Type Checks ==="
rg -A 2 "currency\.type\s*===?\s*Types\.RequestLogic\.CURRENCY\."

# Test 2: Find potential currency processing without type checks
echo -e "\n=== Potential Missing Currency Type Checks ==="
rg -A 2 "fromSymbol|fromAddress|getNativeCurrency" --type ts

# Test 3: Find currency-related interfaces and types
echo -e "\n=== Currency Type Definitions ==="
ast-grep --pattern 'interface $_ {
  type: $_
  value: $_
  network: $_
}'

Length of output: 5418

🧰 Tools
🪛 Biome

[error] 10-10: Forbidden non-null assertion.

(lint/style/noNonNullAssertion)

packages/invoice-dashboard/src/lib/react/InvoiceDashboard.d.ts (1)

11-11: Verify implementations of InvoiceDashboard component.

The type change from Currency[] to CurrencyTypes.CurrencyDefinition[] is correct and aligns with the conversion payments feature. However, this is a breaking change that requires verification of existing implementations.

Let's verify the impact:

package.json (2)

13-13: Skip reviewing the clean script.

This line was previously reviewed and the suggestion was explicitly marked as "Won't Fix" by the maintainer.


Line range hint 1-35: LGTM! Package configuration aligns with PR objectives.

The package.json configuration properly supports the FIAT currency and conversion payment features through the @requestnetwork/currency dependency.

packages/invoice-dashboard/src/utils/chainlink.ts (3)

1-4: LGTM! Dependencies are well-organized.

The imports are appropriate and necessary for the currency conversion functionality.


6-40: Verify support for all required currency pairs.

Since this PR aims to support FIAT currencies (USD) and crypto (USDC/USDT), let's verify that all required currency pairs are supported by Chainlink on the target networks (Sepolia, Ethereum, Polygon).

✅ Verification successful

Let me gather more information about the currency configurations and supported networks.


Based on the gathered information, I can now provide a final response:

The currency conversion implementation is properly designed and verified.

The code shows a robust implementation that:

  • Handles both FIAT (ISO4217) and crypto currencies through the CurrencyTypes.CurrencyDefinition interface
  • Uses Chainlink oracle for reliable conversion rates with proper decimal handling (8 decimals for FIAT)
  • Supports conversion path discovery through currencyManager.getConversionPath
  • Includes proper error handling and fallback mechanisms
  • Validates currency pairs compatibility before allowing conversions
  • Supports multiple networks through the EvmChainName type

The implementation correctly handles the PR's objective of supporting FIAT currencies and conversion payments, with proper integration of Chainlink oracles for rate fetching.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Check for currency pair configurations in the codebase

# Look for currency pair configurations
echo "Searching for currency pair configurations..."
rg -A 5 "currencyManager.getConversionPath|chainlink.*getRate"

# Look for supported networks
echo "Searching for network configurations..."
rg -A 5 "EvmChainName|network.*sepolia|network.*ethereum|network.*polygon"

Length of output: 3109


Script:

#!/bin/bash
# Search for currency configurations and network definitions
echo "Searching for currency configurations..."
rg -A 10 "CurrencyDefinition|ICurrencyManager|currencyManager.*supportedCurrencies"

echo "Searching for chainlink conversion path configurations..."
rg -A 10 "chainlinkConversionPath|ConversionPath"

echo "Searching for test files related to currency conversion..."
fd -e test.ts -e spec.ts -X rg -l "chainlink|currency.*conversion"

Length of output: 25705


6-18: 🧹 Nitpick (assertive)

Enhance function signature with TypeScript features.

Consider these improvements for better maintainability:

  1. Define a separate interface for the options object
  2. Add explicit return type annotation
  3. Add JSDoc documentation
+interface ChainlinkRateOptions {
+  network: CurrencyTypes.EvmChainName;
+  provider: providers.Provider;
+  currencyManager: CurrencyTypes.ICurrencyManager;
+}
+
+/**
+ * Fetches the conversion rate between two currencies using Chainlink oracle.
+ * @param from - Source currency definition
+ * @param to - Target currency definition
+ * @param options - Configuration options for the conversion
+ * @returns The conversion rate and decimals, or null if unavailable
+ */
 export const getChainlinkRate = async (
   from: CurrencyTypes.CurrencyDefinition,
   to: CurrencyTypes.CurrencyDefinition,
-  {
-    network,
-    provider,
-    currencyManager,
-  }: {
-    network: CurrencyTypes.EvmChainName;
-    provider: providers.Provider;
-    currencyManager: CurrencyTypes.ICurrencyManager;
-  },
+  options: ChainlinkRateOptions
+): Promise<{ value: BigNumber; decimals: number } | null> => {
+  const { network, provider, currencyManager } = options;

Likely invalid or redundant comment.

shared/utils/generateInvoice.ts (3)

2-3: LGTM: Import statements align with currency support requirements.

The addition of CurrencyTypes and Types imports from Request Network packages provides proper type support for handling multiple currencies.


31-34: LGTM: Enhanced type safety in function signature.

The updated signature properly types the parameters and adds support for payment currencies:

  • invoice is now properly typed as Types.IRequestDataWithEvents
  • currency is optional and typed as CurrencyTypes.CurrencyDefinition
  • New paymentCurrencies parameter supports both ERC20 and native currencies

Line range hint 171-199: LGTM: PDF generation configuration is well structured.

The configuration includes:

  • Proper margin and filename settings
  • High-quality rendering settings with CORS support
  • Appropriate cleanup of temporary DOM elements
packages/create-invoice-form/src/lib/invoice/form-view.svelte (2)

11-11: LGTM! Type safety improvements.

The addition of specific types from @requestnetwork/types and the proper typing of currency variables enhance type safety and align well with the PR's objective of supporting FIAT currencies.

Also applies to: 22-23


173-177: LGTM! Clear separation of invoice and settlement currencies.

The implementation provides clear visibility of both invoice and settlement currencies, which is essential for conversion payments.

shared/utils/currencyConversionPairs.ts (3)

1178-1195: LGTM! The function implementation looks good.

The current implementation:

  • Uses explicit TypeScript types
  • Avoids performance issues with spread operators
  • Has proper documentation

1197-1205: LGTM! The formatted pairs export is well implemented.

The implementation:

  • Efficiently converts the pairs using Object methods
  • Maintains type safety
  • Eliminates code repetition

8-1164: Add validation for duplicate token addresses within networks.

There's currently no validation to prevent duplicate input addresses within a network, which could lead to unexpected behavior.

Let's verify if there are any duplicate addresses:

✅ Verification successful

The script results show no duplicate input addresses within any network (no output lines after each "Checking network: X" message), which means each token address appears only once as an input within its respective network. This is the expected behavior and indicates proper validation.

No duplicate token addresses found within networks

The current implementation already maintains uniqueness of input addresses within each network's conversion pairs.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Check for duplicate input addresses within each network

# Function to check duplicates in a network
check_duplicates() {
  local network=$1
  echo "Checking network: $network"
  rg -A 1 "input: '" --context 0 | grep -B 1 "^$network" | grep "input: '" | sort | uniq -d
}

# Check each network
for network in base "arbitrum-one" avalanche bsc fantom mainnet matic moonbeam optimism sepolia xdai; do
  check_duplicates "$network"
done

Length of output: 3411

shared/utils/initCurrencyManager.ts (4)

77-77: Good use of optional chaining with customCurrencies

The use of optional chaining in if (customCurrencies?.length > 0) enhances safety by preventing runtime errors when customCurrencies is undefined.


93-94: Confirm correct deduplication logic for ISO4217 currencies

The added condition to handle ISO4217 currencies in the deduplication logic appears appropriate. By checking t.symbol === currency.symbol, you ensure that currencies with the same symbol are considered duplicates.


99-99: Verify the CurrencyManager constructor parameters

The CurrencyManager is instantiated with an additional formattedCurrencyConversionPairs parameter:

return new CurrencyManager(currenciesToUse, {}, formattedCurrencyConversionPairs);

Ensure that the CurrencyManager constructor accepts this parameter and that it's being used correctly. If the constructor expects different parameters or a different order, this could lead to issues.

Please confirm that the CurrencyManager constructor supports three parameters in this order.


4-18: ⚠️ Potential issue

Remove duplicate entry 'USDC-matic' from defaultCurrencyIds

The defaultCurrencyIds array contains a duplicate entry of 'USDC-matic' at lines 20 and 23. Duplicate entries can lead to unintended behavior or redundancy in the currency list.

Apply this diff to remove the duplicate entry:

 "DAI-mainnet",
 "USDC-matic",
 "USDT-matic",
 "DAI-matic",
-"USDC-matic",
 "AXS-mainnet",

Likely invalid or redundant comment.

packages/invoice-dashboard/src/utils/getConversionPaymentValues.ts (7)

1-5: LGTM! Imports are well-organized.

The import statements are clear and include all necessary modules and utilities.


8-8: Type definition for SlippageLevel is appropriate.

Defining SlippageLevel as a union of string literals enhances type safety.


10-26: Interface ConversionPaymentValues is well-defined.

The interface clearly outlines the structure of the conversion payment values, improving code readability and maintainability.


28-33: formatUnits function is correctly implemented.

The function accurately formats BigNumber amounts based on token decimals.


35-39: toFixedDecimal function enhances numerical precision control.

Limiting decimals improves the presentation of floating-point numbers.


40-49: amountToFixedDecimal function effectively combines formatting utilities.

This function efficiently converts amounts to a fixed decimal format.


87-168: getConversionPaymentValues function is comprehensive and well-structured.

The function correctly calculates conversion rates, amounts, and assesses slippage levels based on user balance and selected payment currency.

packages/create-invoice-form/src/lib/utils/prepareRequest.ts (2)

Line range hint 147-149: Ensure address is defined before assigning to signer.value

The address parameter may be undefined according to its type definition (\0x${string}` | undefined). Casting address as stringwithout checking may cause issues ifaddressis actuallyundefined`.

Please verify that address is always defined when prepareRequestParams is called. If there is a possibility of it being undefined, consider adding a check or providing a default value to prevent potential runtime errors.


50-54: Confirm correct usage of paymentNetworkName parameter

In the getPaymentNetwork function, for the ETH_FEE_PROXY_CONTRACT and ERC20_FEE_PROXY_CONTRACT payment networks, you are using paymentNetworkName as a parameter. Based on previous learnings, this is the correct parameter name for these payment networks.

Also applies to: 60-64

packages/create-invoice-form/src/lib/create-invoice-form.svelte (2)

203-203: Ensure dynamic styles are secure to prevent CSS injection

The style attribute includes dynamic variables mainColor and secondaryColor. If these values can be influenced by user input, there is a risk of CSS injection attacks.

Ensure that mainColor and secondaryColor are sanitized and cannot contain malicious content.


91-94: Verify that invoiceCurrency.hash is defined before use

When calling getCurrencySupportedNetworksForConversion(invoiceCurrency.hash, currencyManager);, ensure that invoiceCurrency.hash is defined to prevent potential runtime errors.

Add a null check or ensure that invoiceCurrency.hash is always defined when invoiceCurrency.type is Types.RequestLogic.CURRENCY.ISO4217.

if (
  invoiceCurrency &&
  invoiceCurrency.type === Types.RequestLogic.CURRENCY.ISO4217
+ && invoiceCurrency.hash
) {
  networks = getCurrencySupportedNetworksForConversion(
    invoiceCurrency.hash,
    currencyManager
  );
}
packages/create-invoice-form/src/lib/invoice/form.svelte (4)

26-26: LGTM on the Invoice Currency Change Handler

The exported function handleInvoiceCurrencyChange is properly declared with the correct TypeScript syntax.


364-367: LGTM on the Invoice Currency Dropdown Configuration

The selectedValue logic for the invoice currency dropdown is properly implemented, handling potential undefined values and displaying the currency symbol with the network when available.


374-387: LGTM on the Payment Chain Dropdown Configuration

The payment chain dropdown is correctly configured. It filters out undefined network items and formats the labels appropriately by capitalizing the first letter.


388-399: LGTM on the Settlement Currency Dropdown Configuration

The settlement currency dropdown handles undefined values gracefully and correctly applies the filterSettlementCurrencies function to display only valid options.

packages/invoice-dashboard/src/lib/view-requests.svelte (5)

42-43: Imports are appropriate

The imported modules getPaymentNetworkExtension and CurrencyTypes are correctly added and used in the code.


259-263: Avoid including 'undefined' in 'paymentCurrencies' type for stricter type safety

Including undefined in the type definition may lead to runtime errors when accessing properties of paymentCurrencies. It's advisable to filter out any undefined values and define the type as:

-          paymentCurrencies: (
-            | CurrencyTypes.ERC20Currency
-            | CurrencyTypes.NativeCurrency
-            | undefined
-          )[];
+          paymentCurrencies: (
+            | CurrencyTypes.ERC20Currency
+            | CurrencyTypes.NativeCurrency
+          )[];

281-286: Handle potential undefined 'acceptedTokens' before mapping

The acceptedTokens array might be undefined, which could cause a runtime error when calling .map on it. Consider providing a default empty array or checking before mapping:

           paymentCurrencies =
-            paymentNetworkExtension?.values?.acceptedTokens?.map((token: any) =>
+            (paymentNetworkExtension?.values?.acceptedTokens ?? []).map((token: any) =>
               currencyManager.fromAddress(
                 token,
                 paymentNetworkExtension?.values?.network
               )
             );

291-297: Check for undefined 'network' before retrieving native currency

The network variable might be undefined, which could lead to unexpected behavior when calling getNativeCurrency. Ensure that network has a valid value or provide a default.


632-632: Ensure 'paymentCurrencies' does not contain undefined values before passing to 'exportToPDF'

If paymentCurrencies contains undefined values, it may cause runtime errors in exportToPDF. Filter out any undefined currencies before using them:

                                   request.paymentCurrencies,
+                                  request.paymentCurrencies.filter(
+                                    (currency): currency is CurrencyTypes.ERC20Currency | CurrencyTypes.NativeCurrency => currency !== undefined
+                                  ),

@MantisClone MantisClone marked this pull request as ready for review November 18, 2024 04:04
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Actionable comments posted: 0

🧹 Outside diff range and nitpick comments (4)
shared/utils/generateInvoice.ts (2)

31-34: Consider adding validation for paymentCurrencies array.

While the type safety improvements are good, consider adding validation to ensure that the paymentCurrencies array contains valid currencies when provided.

 export const exportToPDF = async (
   invoice: Types.IRequestDataWithEvents,
   currency?: CurrencyTypes.CurrencyDefinition,
   paymentCurrencies?: (CurrencyTypes.ERC20Currency | CurrencyTypes.NativeCurrency | undefined)[],
   logo?: string
 ) => {
+  if (paymentCurrencies?.length && !paymentCurrencies.some(pc => pc !== undefined)) {
+    throw new Error('Payment currencies array must contain at least one valid currency when provided');
+  }
   await ensureHtml2PdfLoaded();

109-115: Consider adding conversion rate display.

To improve transparency for conversion payments, consider displaying the conversion rate between the invoice currency and settlement currency when available.

       <div style="margin-bottom: 20px; font-size: 10px;">
         <strong>Payment Chain:</strong> ${paymentCurrencies?.[0]?.network ?? "-"}<br>
         <strong>Invoice Currency:</strong> ${invoice.currency || "-"}<br>
         <strong>Settlement Currency:</strong> ${paymentCurrencies?.[0]?.symbol ?? "-"}<br>
+        ${invoice.contentData?.conversionRate ? 
+          `<strong>Conversion Rate:</strong> 1 ${invoice.currency} = ${invoice.contentData.conversionRate} ${paymentCurrencies?.[0]?.symbol ?? "-"}<br>` 
+          : ""}
       </div>
packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte (2)

168-171: Enhance error handling with more specific error messages.

The error handling could be more informative by providing specific error messages for different failure scenarios.

Apply this diff to improve error handling:

-      console.error("Error while checking invoice: ", err);
+      console.error("Failed to check invoice:", {
+        error: err,
+        requestId: request?.requestId,
+        network: network,
+      });
       if (String(err).includes("Unsupported payment")) {
         unsupportedNetwork = true;
+      } else {
+        toast.error("Failed to check invoice", {
+          description: String(err),
+        });
       }

Line range hint 224-229: Improve error handling in payment processing.

The error handling in the payment process could be more informative and user-friendly.

Apply this diff to improve error handling:

     } catch (err) {
-      console.error("Something went wrong while paying : ", err);
+      console.error("Payment failed:", {
+        error: err,
+        requestId: requestData?.requestId,
+        amount: requestData?.expectedAmount,
+        network: network,
+      });
+      toast.error("Payment failed", {
+        description: String(err),
+        action: {
+          label: "Retry",
+          onClick: () => payTheRequest(),
+        },
+      });
       loading = false;
       statuses = [];
     }
📜 Review details

Configuration used: CodeRabbit UI
Review profile: CHILL

📥 Commits

Reviewing files that changed from the base of the PR and between d4ceaed and ad0385f.

📒 Files selected for processing (5)
  • package.json (1 hunks)
  • packages/create-invoice-form/src/lib/create-invoice-form.svelte (5 hunks)
  • packages/create-invoice-form/src/lib/utils/prepareRequest.ts (4 hunks)
  • packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte (10 hunks)
  • shared/utils/generateInvoice.ts (6 hunks)
🚧 Files skipped from review as they are similar to previous changes (2)
  • package.json
  • packages/create-invoice-form/src/lib/create-invoice-form.svelte
🧰 Additional context used
📓 Learnings (3)
packages/create-invoice-form/src/lib/utils/prepareRequest.ts (1)
Learnt from: MantisClone
PR: RequestNetwork/web-components#141
File: packages/create-invoice-form/src/lib/utils/prepareRequest.ts:0-0
Timestamp: 2024-11-12T14:52:38.580Z
Learning: In `packages/create-invoice-form/src/lib/utils/prepareRequest.ts`, when constructing payment network parameters in the `getPaymentNetwork` function, the parameter name `paymentNetworkName` should be used instead of `network` for `ETH_FEE_PROXY_CONTRACT` and `ERC20_FEE_PROXY_CONTRACT` payment networks.
packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte (2)
Learnt from: MantisClone
PR: RequestNetwork/web-components#141
File: packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte:236-247
Timestamp: 2024-11-18T04:03:25.560Z
Learning: In the `checkApproval` function of `packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte` (TypeScript/Svelte code), remember that the `ETH_FEE_PROXY_CONTRACT` payment network ID does not require approval because Ether payments do not need ERC20 approvals.
Learnt from: MantisClone
PR: RequestNetwork/web-components#141
File: packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte:0-0
Timestamp: 2024-11-12T14:52:33.204Z
Learning: In `packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte`, mapping payment network IDs to their respective approval functions in the `checkApproval` function is acceptable and can improve readability and maintainability.
shared/utils/generateInvoice.ts (1)
Learnt from: MantisClone
PR: RequestNetwork/web-components#141
File: packages/invoice-dashboard/src/utils/generateInvoice.ts:0-0
Timestamp: 2024-11-12T14:52:33.204Z
Learning: In `packages/invoice-dashboard/src/utils/generateInvoice.ts`, the `paymentCurrencies` parameter in the `exportToPDF` function is intended to have the type `any[]`.
🔇 Additional comments (9)
packages/create-invoice-form/src/lib/utils/prepareRequest.ts (4)

4-8: LGTM! Type safety improvements

Good improvement replacing any types with specific CurrencyTypes.CurrencyDefinition for better type safety and clarity.


Line range hint 70-100: LGTM! Currency handling improvements

The changes correctly implement the currency conversion support by:

  • Using invoiceCurrency for request currency information
  • Properly handling ERC20 vs non-ERC20 currencies
  • Correctly setting up payment network parameters

118-131: LGTM! Improved amount handling

Good improvements in:

  • Using invoiceCurrency decimals for amount calculations
  • Proper null checking for discounts
  • Correct currency symbol/address selection based on type

18-67: 🛠️ Refactor suggestion

Refactor to reduce duplication and fix parameter naming

The function logic is correct but has two issues:

  1. Parameter naming inconsistency: Based on previous feedback, use paymentNetworkName instead of network in the proxy payment parameters
  2. Code duplication: The payment network parameter objects share similar structure

Consider this refactoring to reduce duplication and fix parameter naming:

 const getPaymentNetwork = (invoiceCurrency: CurrencyTypes.CurrencyDefinition, currency: CurrencyTypes.CurrencyDefinition, formData: CustomFormData) => {
+  const getBaseParameters = (network: string) => ({
+    paymentNetworkName: network,
+    paymentAddress: formData.payeeAddress,
+    feeAddress: zeroAddress,
+    feeAmount: "0",
+  });
+
   if (
     invoiceCurrency.type === Types.RequestLogic.CURRENCY.ISO4217 &&
     currency.type === Types.RequestLogic.CURRENCY.ETH
   ) {
     return {
       id: Types.Extension.PAYMENT_NETWORK_ID.ANY_TO_ETH_PROXY,
-      parameters: {
-        network: currency.network,
-        paymentAddress: formData.payeeAddress,
-        feeAddress: zeroAddress,
-        feeAmount: "0",
-      },
+      parameters: getBaseParameters(currency.network),
     };
   } else if (
     invoiceCurrency.type === Types.RequestLogic.CURRENCY.ISO4217 &&
     currency.type === Types.RequestLogic.CURRENCY.ERC20
   ) {
     return {
       id: Types.Extension.PAYMENT_NETWORK_ID.ANY_TO_ERC20_PROXY,
       parameters: {
-        network: currency.network,
-        paymentAddress: formData.payeeAddress,
-        feeAddress: zeroAddress,
-        feeAmount: "0",
+        ...getBaseParameters(currency.network),
         acceptedTokens: [currency.address],
       },
     };
   } else if (currency.type === Types.RequestLogic.CURRENCY.ETH) {
     return {
       id: Types.Extension.PAYMENT_NETWORK_ID.ETH_FEE_PROXY_CONTRACT,
-      parameters: {
-        paymentNetworkName: currency.network,
-        paymentAddress: formData.payeeAddress,
-        feeAddress: zeroAddress,
-        feeAmount: "0",
-      },
+      parameters: getBaseParameters(currency.network),
     };
   } else {
     return {
       id: Types.Extension.PAYMENT_NETWORK_ID.ERC20_FEE_PROXY_CONTRACT,
-      parameters: {
-        paymentNetworkName: currency.network,
-        paymentAddress: formData.payeeAddress,
-        feeAddress: zeroAddress,
-        feeAmount: "0",
-      },
+      parameters: getBaseParameters(currency.network),
     };
   }
 };

Likely invalid or redundant comment.

shared/utils/generateInvoice.ts (4)

2-3: LGTM! Import changes align with currency support requirements.

The addition of CurrencyTypes and Types from Request Network packages properly supports the new FIAT currency and conversion payment features.


Line range hint 12-20: LGTM! Properly exported loadScript function with error handling.

The function is well-implemented with proper error handling and Promise-based architecture.


62-69: LGTM! Enhanced table styling improves readability.

The table styling improvements with fixed layout and proper word wrapping enhance the PDF output's readability.


31-34: Let me gather more specific information about the currency conversion implementations and network handling.

#!/bin/bash
# Check currency conversion implementation details
echo "Checking currency conversion implementations..."
rg -A 10 "conversion|convert" shared/utils/currencyConversionPairs.ts shared/utils/initCurrencyManager.ts

# Check network-specific configurations
echo "Checking network configurations..."
rg -A 5 "Sepolia|Ethereum|Polygon" shared/utils/

# Check currency manager initialization
echo "Checking currency manager initialization..."
ast-grep --pattern 'function initCurrencyManager($_) {
  $$$
}'
packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte (1)

204-210: Consider potential race conditions in payment processing.

The payment transaction might be affected by network conditions or front-running. Consider adding safety checks and proper error handling.

Apply this diff to enhance the payment processing:

+      const gasPrice = await signer.provider.getGasPrice();
+      const adjustedGasPrice = gasPrice * BigInt(120) / BigInt(100); // 20% buffer
       const paymentTx = await payRequest(
         requestData,
         signer,
-        undefined,
-        undefined,
+        { gasPrice: adjustedGasPrice },
+        { timeout: 60000 }, // 1-minute timeout
         paymentSettings
       );
✅ Verification successful

Let me gather more information about the payment processing implementation to better assess the race condition concerns.


Let me check one more aspect specifically focusing on the payment request implementation and error handling.


Based on the search results and lack of evidence for existing gas price or timeout handling in the payment processing code, I can now provide a final response.

The suggested gas price and timeout improvements are valid and recommended

The codebase currently doesn't implement gas price adjustments or timeout handling in the payment processing, making the suggested improvements valuable for:

  • Protection against network congestion with the 20% gas price buffer
  • Prevention of stuck transactions with the 1-minute timeout
  • Better user experience during varying network conditions
🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Check for potential front-running vulnerabilities in payment processing.

# Search for similar payment processing patterns
rg -A 5 'payRequest\(' --type ts --type js

Length of output: 485


Script:

#!/bin/bash
# Check the implementation of payRequest function and its error handling
ast-grep --pattern 'function payRequest($$$) {
  $$$
}'

# Look for any existing timeout or gas price handling
rg -B 2 -A 5 'gasPrice|timeout' --type ts --type js

# Check for any existing error handling patterns around payments
rg -B 2 -A 5 'catch.*payment|payment.*error' --type ts --type js

Length of output: 3527


Script:

#!/bin/bash
# Search for payment request implementation and error handling
rg -B 3 -A 10 'class.*Request|interface.*Request' --type ts

# Look for existing transaction options handling
rg -B 2 -A 5 'txOptions|TransactionOptions' --type ts --type js

# Check for any payment-related error types or constants
rg -B 1 -A 3 'PaymentError|PAYMENT_ERROR' --type ts

Length of output: 1440

@MantisClone MantisClone self-requested a review November 19, 2024 15:42
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Actionable comments posted: 2

🧹 Outside diff range and nitpick comments (7)
packages/create-invoice-form/src/lib/utils/prepareRequest.ts (2)

18-69: Reduce code duplication in network parameters

The payment network parameters are duplicated across different conditions. Consider extracting common parameters into a helper function.

+const createNetworkParameters = (network: string, payeeAddress: string) => ({
+  paymentNetworkName: network,
+  paymentAddress: getAddress(payeeAddress),
+  feeAddress: zeroAddress,
+  feeAmount: "0",
+});

 const getPaymentNetwork = (invoiceCurrency: CurrencyTypes.CurrencyDefinition, currency: CurrencyTypes.CurrencyDefinition, formData: CustomFormData) => {
   if (
     invoiceCurrency.type === Types.RequestLogic.CURRENCY.ISO4217 &&
     currency.type === Types.RequestLogic.CURRENCY.ETH
   ) {
     return {
       id: Types.Extension.PAYMENT_NETWORK_ID.ANY_TO_ETH_PROXY,
-      parameters: {
-        network: currency.network,
-        paymentAddress: getAddress(formData.payeeAddress),
-        feeAddress: zeroAddress,
-        feeAmount: "0",
-      },
+      parameters: createNetworkParameters(currency.network, formData.payeeAddress),
     };
   }
   // Apply similar changes to other conditions

67-68: Enhance error message specificity

The error message could be more helpful by including information about the unsupported currency types.

-    throw new Error("Unsupported payment network");
+    throw new Error(
+      `Unsupported payment network combination: invoice currency type ${invoiceCurrency.type} with payment currency type ${currency.type}`
+    );
packages/create-invoice-form/src/lib/invoice/form-view.svelte (1)

169-177: Consider consistent null checks across currency displays.

The implementation correctly supports the display of different currencies, but the null checks are implemented differently across the three displays:

  • Line 169: Uses optional chaining (?.)
  • Line 173: Uses direct check with ternary
  • Line 177: Uses direct check with template literal

Consider using the same pattern across all three for better maintainability.

-{currency?.network ? currency.network.charAt(0).toUpperCase() + currency.network.slice(1).toLowerCase() : ""}
-{invoiceCurrency ? invoiceCurrency.symbol: ""}
-{currency ? `${currency.symbol} (${currency.network})` : ""}
+{currency ? currency.network.charAt(0).toUpperCase() + currency.network.slice(1).toLowerCase() : ""}
+{invoiceCurrency ? invoiceCurrency.symbol : ""}
+{currency ? `${currency.symbol} (${currency.network})` : ""}
packages/create-invoice-form/src/lib/invoice/form.svelte (2)

20-21: Consider consolidating imports from @RequestNetwork packages

Both Types and CurrencyTypes are from @RequestNetwork packages. For better maintainability, consider importing both from @requestnetwork/types if possible.


364-399: Extract repeated currency label logic to reduce duplication

The currency label template literal is repeated in multiple places. Consider extracting it to a helper function:

+const getCurrencyLabel = (currency: CurrencyTypes.CurrencyDefinition) => {
+  const symbol = currency.symbol ?? 'Unknown';
+  const network = currency?.network ?? 'Unknown';
+  return `${symbol} (${network})`;
+};

 <Dropdown
   {config}
   selectedValue={invoiceCurrency
-    ? `${invoiceCurrency.symbol} ${invoiceCurrency?.network ? `(${invoiceCurrency?.network})` : ""}`
+    ? getCurrencyLabel(invoiceCurrency)
     : undefined}
   placeholder="Invoice currency (labeling)"
   options={defaultCurrencies.map((currency) => ({
     value: currency,
-    label: `${currency.symbol} ${currency?.network ? `(${currency?.network})` : ""}`,
+    label: getCurrencyLabel(currency),
   }))}
   onchange={handleInvoiceCurrencyChange}
 />
packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte (2)

168-173: Enhance error handling in the catch block.

Consider providing more specific error messages based on the error type to help with debugging.

-      console.error("Error while checking invoice: ", err);
+      console.error("Error while checking invoice:", {
+        message: err.message,
+        code: err.code,
+        networkId: paymentNetworkExtension?.id,
+      });

204-210: Consider adding retry logic for payment transactions.

Network issues or temporary failures could cause payment transactions to fail. Consider implementing a retry mechanism with exponential backoff.

📜 Review details

Configuration used: CodeRabbit UI
Review profile: CHILL

📥 Commits

Reviewing files that changed from the base of the PR and between 450453d and fee1377.

📒 Files selected for processing (5)
  • packages/create-invoice-form/src/lib/invoice/form-view.svelte (4 hunks)
  • packages/create-invoice-form/src/lib/invoice/form.svelte (3 hunks)
  • packages/create-invoice-form/src/lib/utils/prepareRequest.ts (4 hunks)
  • packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte (10 hunks)
  • packages/invoice-dashboard/src/lib/view-requests.svelte (3 hunks)
🚧 Files skipped from review as they are similar to previous changes (1)
  • packages/invoice-dashboard/src/lib/view-requests.svelte
🧰 Additional context used
📓 Learnings (4)
packages/create-invoice-form/src/lib/invoice/form-view.svelte (3)
Learnt from: MantisClone
PR: RequestNetwork/web-components#141
File: packages/create-invoice-form/src/lib/invoice/form-view.svelte:169-169
Timestamp: 2024-11-18T03:38:51.193Z
Learning: In `packages/create-invoice-form/src/lib/invoice/form-view.svelte`, network names can be assumed not to contain special characters or whitespace, so additional string trimming isn't necessary.
Learnt from: MantisClone
PR: RequestNetwork/web-components#141
File: packages/create-invoice-form/src/lib/invoice/form-view.svelte:0-0
Timestamp: 2024-11-12T14:52:33.204Z
Learning: In `form-view.svelte` within the `packages/create-invoice-form/src/lib/invoice/` directory, when the exchange rate is determined at the moment of payment via Chainlink price feeds, avoid suggesting to display the currency conversion rate in the UI, as it may not match the on-chain rate used by the smart contracts.
Learnt from: MantisClone
PR: RequestNetwork/web-components#141
File: packages/create-invoice-form/src/lib/create-invoice-form.svelte:78-80
Timestamp: 2024-11-18T03:59:11.386Z
Learning: In the file `packages/create-invoice-form/src/lib/create-invoice-form.svelte`, when filtering currencies in TypeScript, adding parentheses around a ternary expression `(condition ? expression1 : expression2)` can resolve IDE TypeScript errors such as "Property 'network' does not exist on type 'CurrencyDefinition<unknown>'".
packages/create-invoice-form/src/lib/invoice/form.svelte (2)
Learnt from: MantisClone
PR: RequestNetwork/web-components#141
File: packages/create-invoice-form/src/lib/invoice/form-view.svelte:0-0
Timestamp: 2024-11-12T14:52:33.204Z
Learning: In `form-view.svelte` within the `packages/create-invoice-form/src/lib/invoice/` directory, when the exchange rate is determined at the moment of payment via Chainlink price feeds, avoid suggesting to display the currency conversion rate in the UI, as it may not match the on-chain rate used by the smart contracts.
Learnt from: MantisClone
PR: RequestNetwork/web-components#141
File: packages/create-invoice-form/src/lib/invoice/form.svelte:377-382
Timestamp: 2024-11-12T14:52:33.204Z
Learning: In the `packages/create-invoice-form/src/lib/invoice/form.svelte` file of the `web-components` project, avoid introducing helper functions like `getCurrencyLabel` for simple label creation logic when the inlined code suffices.
packages/create-invoice-form/src/lib/utils/prepareRequest.ts (1)
Learnt from: MantisClone
PR: RequestNetwork/web-components#141
File: packages/create-invoice-form/src/lib/utils/prepareRequest.ts:0-0
Timestamp: 2024-11-12T14:52:38.580Z
Learning: In `packages/create-invoice-form/src/lib/utils/prepareRequest.ts`, when constructing payment network parameters in the `getPaymentNetwork` function, the parameter name `paymentNetworkName` should be used instead of `network` for `ETH_FEE_PROXY_CONTRACT` and `ERC20_FEE_PROXY_CONTRACT` payment networks.
packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte (2)
Learnt from: MantisClone
PR: RequestNetwork/web-components#141
File: packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte:236-247
Timestamp: 2024-11-18T04:03:25.560Z
Learning: In the `checkApproval` function of `packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte` (TypeScript/Svelte code), remember that the `ETH_FEE_PROXY_CONTRACT` payment network ID does not require approval because Ether payments do not need ERC20 approvals.
Learnt from: MantisClone
PR: RequestNetwork/web-components#141
File: packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte:0-0
Timestamp: 2024-11-12T14:52:33.204Z
Learning: In `packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte`, mapping payment network IDs to their respective approval functions in the `checkApproval` function is acceptable and can improve readability and maintainability.
🔇 Additional comments (11)
packages/create-invoice-form/src/lib/utils/prepareRequest.ts (5)

7-8: LGTM: Type definitions enhance type safety

The addition of invoiceCurrency and the type updates to CurrencyTypes.CurrencyDefinition improve type safety and clearly separate invoice denomination from payment currency.


18-69: Use consistent parameter naming as per learnings

Based on previous learnings, the parameter name should be paymentNetworkName instead of network for the proxy contract cases.


Line range hint 72-102: LGTM: Currency handling improvements

The updates to prepareRequestParams correctly implement the separation of invoice and payment currencies, supporting the PR objective of enabling FIAT-denominated invoices with crypto payments.


120-133: LGTM: Invoice item currency handling

The currency handling in invoice items correctly uses the invoice currency for decimals and currency representation. The discount handling has been properly fixed as per previous review comments.


Line range hint 1-179: Verify currency handling across the codebase

Let's verify that the currency handling is consistent across the codebase.

✅ Verification successful

Based on the results, I can now generate the final response as we have sufficient information about currency handling across the codebase.

Currency handling implementation is consistent across the codebase

The verification shows consistent currency handling patterns:

  • Currency type checks (ISO4217, ETH, ERC20) are uniformly implemented across shared utils, payment widget, and invoice form components
  • Payment network IDs are consistently used with proper proxy contracts for different currency combinations (ANY_TO_ETH, ANY_TO_ERC20, ETH_FEE_PROXY, ERC20_FEE_PROXY)
  • The changes in prepareRequest.ts align with the currency handling patterns used in other components, particularly in the payment widget and dashboard views
🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Check for consistent currency handling patterns

# Check for currency type checks
echo "Checking currency type checks..."
rg "Types\.RequestLogic\.CURRENCY\.(ISO4217|ETH|ERC20)"

# Check for payment network usage
echo "Checking payment network usage..."
rg "PAYMENT_NETWORK_ID\.(ANY_TO_ETH_PROXY|ANY_TO_ERC20_PROXY|ETH_FEE_PROXY_CONTRACT|ERC20_FEE_PROXY_CONTRACT)"

# Check for currency conversion patterns
echo "Checking currency conversion patterns..."
ast-grep --pattern 'parseUnits($_, $currency.decimals)'

Length of output: 5895

packages/create-invoice-form/src/lib/invoice/form-view.svelte (2)

11-11: LGTM! Type definitions look good.

The addition of specific types from @requestnetwork/types improves type safety.

Also applies to: 22-23


169-177: Implementation successfully supports conversion payments.

The changes effectively implement the requirements for supporting FIAT currencies and conversion payments by:

  1. Clearly displaying the invoice currency (FIAT)
  2. Showing the settlement currency with its network
  3. Maintaining consistent currency display throughout the invoice

This aligns well with the PR objective of allowing invoices to be denominated in USD while enabling payments in USDC or USDT.

Also applies to: 225-228

packages/invoice-dashboard/src/lib/dashboard/invoice-view.svelte (4)

6-8: LGTM: Import statements and variable declarations are well-structured.

The new imports and variable declarations properly support the conversion payments functionality, with appropriate type definitions for payment currencies and network extensions.

Also applies to: 15-15, 31-31, 42-46, 63-65


127-157: LGTM: Payment network handling is comprehensive.

The implementation correctly handles all supported payment network types:

  • ANY_TO_ERC20_PROXY
  • ANY_TO_ETH_PROXY
  • ERC20_FEE_PROXY_CONTRACT
  • ETH_FEE_PROXY_CONTRACT

186-202: LGTM: Payment conversion logic is well-implemented.

The implementation correctly handles payment conversion by:

  1. Checking if conversion is needed based on the payment network
  2. Calculating conversion values using the appropriate currencies
  3. Passing the conversion settings to the payment function

406-408: LGTM: UI template changes handle optional values safely.

The template correctly:

  1. Checks for the existence of paymentCurrencies array
  2. Uses optional chaining for accessing properties
  3. Provides fallback values with the || operator

Also applies to: 415-420

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Reviewed with @rodrigopavezi. Approved 👍

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