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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| 'use strict'; | ||
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| const Entity = require('./entity'); | ||
| const Service = require('./service'); | ||
| const Collection = require('./collection'); | ||
| const Transaction = require('./transaction'); | ||
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| /** | ||
| * Stores a list of {@link Transaction} elements. | ||
| * @emits {Message} confirmed Emitted when the Mempool has dropped a transaction. | ||
| */ | ||
| class Mempool extends Service { | ||
| /** | ||
| * Creates an instance of a {@link Mempool} {@link Service}. | ||
| * @param {Object} settings Map of settings to utilize. | ||
| */ | ||
| constructor (settings = {}) { | ||
| super(settings); | ||
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| this.settings = Object.assign({ | ||
| name: '@fabric/mempool' | ||
| }, settings); | ||
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| this.transactions = new Collection({ | ||
| type: Transaction | ||
| }); | ||
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| this._state = { | ||
| transactions: [] | ||
| } | ||
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| return this; | ||
| } | ||
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| async _remove (txid) { | ||
| return false; | ||
| } | ||
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| async add (transaction) { | ||
| const entity = new Entity(transaction); | ||
| const target = await this.transactions.create(transaction); | ||
| // TODO: compare target.id and entity.id | ||
| this._state.transactions.push(entity.id); | ||
| } | ||
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| async confirm (txid) { | ||
| const found = await this._findByTXID(txid); | ||
| if (!found) throw new Error(`Could not find transaction: ${txid} in ${JSON.stringify(this.transactions.map())}`); | ||
| this.emit('confirmed', txid); | ||
| } | ||
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| async _findByTXID (txid) { | ||
| return this._state.transactions.filter((x) => { | ||
| return x.id == query; | ||
| }); | ||
| } | ||
| } | ||
|
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| module.exports = Mempool; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,30 @@ | ||
| 'use strict'; | ||
|
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| const MAX = Math.pow(2, 64); | ||
| const BN = require('bn.js'); | ||
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| /** | ||
| * {@link Number}-like type. | ||
| */ | ||
| class Value { | ||
| /** | ||
| * Use the {@link Value} type to interact with {@link Number}-like objects. | ||
| * @param {Mixed} data Input value. | ||
| */ | ||
| constructor (data = {}) { | ||
| this._state = { | ||
| input: data, | ||
| output: null | ||
| }; | ||
| } | ||
|
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| /** | ||
| * Compute the numeric representation of this input. | ||
| * @param {String} input Input string to seek for value. | ||
| */ | ||
| value (input) { | ||
| return new BN(input); | ||
| } | ||
| } | ||
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| module.exports = Value; |
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