xahau-functionality

packages/xahau-binary-codec/src/binary.ts

@@ -14,6 +14,7 @@ import {
 } from './enums'
 import { STObject } from './types/st-object'
 import { JsonObject } from './types/serialized-type'
+import { AmountObject } from './types/amount'
 
 /**
  * Construct a BinaryParser
@@ -128,7 +129,7 @@ function signingData(
  */
 interface ClaimObject extends JsonObject {
   channel: string
-  amount: string | number
+  amount: AmountObject
 }
 
 /**
@@ -139,16 +140,21 @@ interface ClaimObject extends JsonObject {
  * @returns the serialized object with appropriate prefix
  */
 function signingClaimData(claim: ClaimObject): Uint8Array {
-  const num = BigInt(String(claim.amount))
   const prefix = HashPrefix.paymentChannelClaim
   const channel = coreTypes.Hash256.from(claim.channel).toBytes()
-  const amount = coreTypes.UInt64.from(num).toBytes()
 
   const bytesList = new BytesList()
 
   bytesList.put(prefix)
   bytesList.put(channel)
-  bytesList.put(amount)
+  if (typeof claim.amount === 'string') {
+    const num = BigInt(String(claim.amount))
+    const amount = coreTypes.UInt64.from(num).toBytes()
+    bytesList.put(amount)
+  } else {
+    const amount = coreTypes.Amount.from(claim.amount).toBytes()
+    bytesList.put(amount)
+  }
   return bytesList.toBytes()
 }
 

packages/xahau-binary-codec/src/enums/index.ts

@@ -19,6 +19,7 @@ const Field = DEFAULT_DEFINITIONS.field
  * @brief: All valid transaction types
  */
 const TRANSACTION_TYPES = DEFAULT_DEFINITIONS.transactionNames
+const TRANSACTION_TYPE_MAP = DEFAULT_DEFINITIONS.transactionMap
 
 export {
   Bytes,
@@ -31,4 +32,5 @@ export {
   TransactionResult,
   TransactionType,
   TRANSACTION_TYPES,
+  TRANSACTION_TYPE_MAP,
 }

packages/xahau-binary-codec/src/enums/xahau-definitions-base.ts

@@ -33,6 +33,8 @@ class XrplDefinitionsBase {
   transactionType: BytesLookup
   // Valid transaction names
   transactionNames: string[]
+  // Valid transaction map
+  transactionMap: Record<string, number>
   // Maps serializable types to their TypeScript class implementation
   dataTypes: Record<string, typeof SerializedType>
 
@@ -72,6 +74,15 @@ class XrplDefinitionsBase {
       .filter(([_key, value]) => value >= 0)
       .map(([key, _value]) => key)
 
+    const ignoreList = ['EnableAmendment', 'SetFee', 'UNLModify', 'EmitFailure']
+    this.transactionMap = Object.assign(
+      {},
+      ...Object.entries(enums.TRANSACTION_TYPES)
+
+        .filter(([_key, _value]) => _value >= 0 || ignoreList.includes(_key))
+        .map(([key, value]) => ({ [key]: value })),
+    )
+
     this.dataTypes = {} // Filled in via associateTypes
     this.associateTypes(types)
   }

packages/xahau-binary-codec/src/index.ts

@@ -5,6 +5,7 @@ import { JsonObject } from './types/serialized-type'
 import {
   XrplDefinitionsBase,
   TRANSACTION_TYPES,
+  TRANSACTION_TYPE_MAP,
   DEFAULT_DEFINITIONS,
 } from './enums'
 import { XrplDefinitions } from './enums/xahau-definitions'
@@ -146,6 +147,7 @@ export {
   decodeQuality,
   decodeLedgerData,
   TRANSACTION_TYPES,
+  TRANSACTION_TYPE_MAP,
   XrplDefinitions,
   XrplDefinitionsBase,
   DEFAULT_DEFINITIONS,