[Issue-3925] feat: support cardano derive

Koniverse · Dec 24, 2024 · 3ba31ae · 3ba31ae
1 parent 6310ef3
commit 3ba31ae
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Showing 3 changed files with 58 additions and 7 deletions.
diff --git a/packages/extension-base/src/services/keyring-service/context/handlers/Derive.ts b/packages/extension-base/src/services/keyring-service/context/handlers/Derive.ts
@@ -12,7 +12,7 @@ import { assert } from '@polkadot/util';
 
 import { AccountBaseHandler } from './Base';
 
-const validDeriveKeypairTypes: KeypairType[] = [...SubstrateKeypairTypes, ...EthereumKeypairTypes, 'ton'];
+const validDeriveKeypairTypes: KeypairType[] = [...SubstrateKeypairTypes, ...EthereumKeypairTypes, 'ton', 'cardano'];
 
 /**
  * @class AccountDeriveHandler

diff --git a/packages/extension-base/src/utils/account/derive/info/solo.ts b/packages/extension-base/src/utils/account/derive/info/solo.ts
@@ -9,7 +9,7 @@ import { t } from 'i18next';
 
 import { assert } from '@polkadot/util';
 
-import { validateEvmDerivationPath, validateOtherSubstrateDerivationPath, validateSr25519DerivationPath, validateTonDerivationPath, validateUnifiedDerivationPath } from '../validate';
+import { validateCardanoDerivationPath, validateEvmDerivationPath, validateOtherSubstrateDerivationPath, validateSr25519DerivationPath, validateTonDerivationPath, validateUnifiedDerivationPath } from '../validate';
 
 export const parseUnifiedSuriToDerivationPath = (suri: string, type: KeypairType): string => {
   const reg = /^\/\/(\d+)(\/\/\d+)?$/;
@@ -25,12 +25,16 @@ export const parseUnifiedSuriToDerivationPath = (suri: string, type: KeypairType
         return `m/44'/60'/0'/0/${first}/${secondIndex}`;
       } else if (type === 'ton') {
         return `m/44'/607'/${first}'/${secondIndex}'`;
+      } else if (type === 'cardano') {
+        return `m/1852'/1815'/${first}'/${secondIndex}'`;
       }
     } else {
       if (type === 'ethereum') {
         return `m/44'/60'/0'/0/${first}`;
       } else if (type === 'ton') {
         return `m/44'/607'/${first}'`;
+      } else if (type === 'cardano') {
+        return `m/1852'/1815'/${first}'`;
       }
     }
 
@@ -51,7 +55,9 @@ export const getSoloDerivationInfo = (type: KeypairType, metadata: AccountDerive
         ? validateEvmDerivationPath
         : type === 'ton'
           ? validateTonDerivationPath
-          : () => undefined; // todo: add derive cardano
+          : type === 'cardano'
+            ? validateCardanoDerivationPath
+            : () => undefined; // todo: add derive cardano
       const validateTypeRs = validateTypeFunc(derivePath);
 
       if (validateTypeRs) {
@@ -114,7 +120,9 @@ export const getSoloDerivationInfo = (type: KeypairType, metadata: AccountDerive
         ? validateEvmDerivationPath
         : type === 'ton'
           ? validateTonDerivationPath
-          : () => undefined;
+          : type === 'cardano'
+            ? validateCardanoDerivationPath
+            : () => undefined;
       const validateTypeRs = validateTypeFunc(derivePath);
 
       if (validateTypeRs) {
@@ -242,6 +250,7 @@ export const derivePair = (parentPair: KeyringPair, name: string, suri: string,
 
   const isEvm = EthereumKeypairTypes.includes(parentPair.type);
   const isTon = parentPair.type === 'ton';
+  const isCardano = parentPair.type === 'cardano';
 
   const meta = {
     name,
@@ -255,8 +264,8 @@ export const derivePair = (parentPair: KeyringPair, name: string, suri: string,
     meta.tonContractVersion = parentPair.ton.contractVersion;
   }
 
-  if (derivationPath && (isEvm || isTon)) {
-    return isEvm ? parentPair.evm.deriveCustom(derivationPath, meta) : parentPair.ton.deriveCustom(derivationPath, meta);
+  if (derivationPath && (isEvm || isTon || isCardano)) {
+    return isEvm ? parentPair.evm.deriveCustom(derivationPath, meta) : isTon ? parentPair.ton.deriveCustom(derivationPath, meta) : parentPair.cardano.deriveCustom(derivationPath, meta);
   } else {
     return parentPair.substrate.derive(suri, meta);
   }

diff --git a/packages/extension-base/src/utils/account/derive/validate.ts b/packages/extension-base/src/utils/account/derive/validate.ts
@@ -125,6 +125,46 @@ export const validateTonDerivationPath = (raw: string): IDerivePathInfo_ | undef
   }
 };
 
+export const validateCardanoDerivationPath = (raw: string): IDerivePathInfo_ | undefined => {
+  const reg = /^m\/1852'\/1815'\/(\d+)'(\/\d+')?$/; // todo: recheck derive path
+
+  if (raw.match(reg)) {
+    const [, firstIndex, secondData] = raw.match(reg) as string[];
+
+    const first = parseInt(firstIndex, 10);
+    const autoIndexes: number[] = [first];
+
+    let depth: number;
+    let suri = `//${first}`;
+
+    if (first === 0) {
+      depth = 0;
+    } else {
+      depth = 1;
+    }
+
+    if (secondData) {
+      const [, secondIndex] = secondData.match(/\/(\d+)/) as string[];
+
+      const second = parseInt(secondIndex, 10);
+
+      autoIndexes.push(second);
+      depth = 2;
+      suri += `//${second}`;
+    }
+
+    return {
+      depth,
+      type: 'cardano',
+      suri,
+      derivationPath: raw,
+      autoIndexes
+    };
+  } else {
+    return undefined;
+  }
+};
+
 export const validateSr25519DerivationPath = (raw: string): IDerivePathInfo_ | undefined => {
   const reg = /\/(\/?)([^/]+)/g;
   const parts = raw.match(reg);
@@ -197,10 +237,12 @@ export const validateDerivationPath = (raw: string, type?: KeypairType): DeriveP
       return validateSr25519DerivationPath(raw);
     } else if (type === 'ed25519' || type === 'ecdsa') {
       return validateOtherSubstrateDerivationPath(raw, type);
+    } else if (type === 'cardano') {
+      return validateCardanoDerivationPath(raw);
     } else {
       return undefined;
     }
   } else {
-    return validateUnifiedDerivationPath(raw) || validateEvmDerivationPath(raw) || validateTonDerivationPath(raw) || validateSr25519DerivationPath(raw);
+    return validateUnifiedDerivationPath(raw) || validateEvmDerivationPath(raw) || validateTonDerivationPath(raw) || validateSr25519DerivationPath(raw) || validateCardanoDerivationPath(raw);
   }
 };