add account2utxo / utxo2account / account2account dftx

packages/jellyfish-transaction/__tests__/script/defi/dftx_balance/AccountToAccount.test.ts

@@ -0,0 +1,83 @@
+import { SmartBuffer } from 'smart-buffer'
+import { AccountToAccount, CAccountToAccount } from '../../../../src/script/defi/dftx_account'
+import { OP_CODES, toBuffer, toOPCodes } from '../../../../src/script'
+import BigNumber from 'bignumber.js'
+import { OP_DEFI_TX } from '../../../../src/script/defi'
+
+it('should bi-directional buffer-object-buffer', () => {
+  const fixtures = [
+    '6a4544665478421976a914078084bb24a623d99521a2d6a53de6c558811de888ac0117a9146db59cbbcb1c7eeb0550c21669966c18c47028ba8701000000003da5a50300000000',
+    '6a43446654784217a914b76160c26b3e25fffe1a0fcf0107ace1cc586db0870117a914990b4f2d928f6dfb98c812b485c54dc73434ac248701070000007203000000000000',
+    '6a4544665478421976a9147d9ec663ae7c31a7f26990529d63fda2b565c38e88ac0117a9140ae6eab32e282e09dd929519ad674d96cbb202e687010000000095382a2e00000000',
+    '6a43446654784217a9146a75e3dbdee2de17134e891b3a408050fa44eac1870117a91463277879e3992a30a94671b4f61d1ca634d95442870103000000bd7c0d0000000000',
+    '6a43446654784217a914b76160c26b3e25fffe1a0fcf0107ace1cc586db0870117a914990b4f2d928f6dfb98c812b485c54dc73434ac248701070000009319000000000000'
+  ]
+
+  fixtures.forEach(hex => {
+    const stack = toOPCodes(
+      SmartBuffer.fromBuffer(Buffer.from(hex, 'hex'))
+    )
+    const buffer = toBuffer(stack)
+    expect(buffer.toString('hex')).toBe(hex)
+    expect((stack[1] as OP_DEFI_TX).tx.type).toBe(0x42)
+  })
+})
+
+/**
+ * using accountToUtxos sample from
+ * https://explorer.defichain.io/#/DFI/mainnet/tx/1788a0d8345808efaf03c0d1f5a7936fffb3b25b6c68218da4f9ec978dd6b4d4
+ */
+const header = '6a454466547842' // OP_RETURN 44665478 42
+const data = '1976a914078084bb24a623d99521a2d6a53de6c558811de888ac0117a9146db59cbbcb1c7eeb0550c21669966c18c47028ba8701000000003da5a50300000000'
+const accountToAccount: AccountToAccount = {
+  from: {
+    stack: [
+      OP_CODES.OP_DUP,
+      OP_CODES.OP_HASH160,
+      OP_CODES.OP_PUSHDATA_HEX_LE('078084bb24a623d99521a2d6a53de6c558811de8'),
+      OP_CODES.OP_EQUALVERIFY,
+      OP_CODES.OP_CHECKSIG
+    ]
+  },
+  to: [{
+    balances: [
+      {
+        // 0.07431308 moved, total output = 0.61187389
+        amount: new BigNumber('0.61187389'), token: 0
+      }
+    ],
+    script: {
+      stack: [
+        OP_CODES.OP_HASH160,
+        OP_CODES.OP_PUSHDATA_HEX_LE('6db59cbbcb1c7eeb0550c21669966c18c47028ba'),
+        OP_CODES.OP_EQUAL
+      ]
+    }
+  }]
+}
+
+it('should craft dftx with OP_CODES._()', () => {
+  const stack = [
+    OP_CODES.OP_RETURN,
+    OP_CODES.DEFI_OP_ACCOUNT_TO_ACCOUNT(accountToAccount)
+  ]
+
+  const buffer = toBuffer(stack)
+  expect(buffer.toString('hex')).toBe(header + data)
+})
+
+describe('Composable', () => {
+  it('should compose from buffer to composable', () => {
+    const buffer = SmartBuffer.fromBuffer(Buffer.from(data, 'hex'))
+    const composable = new CAccountToAccount(buffer)
+    expect(composable.toObject()).toEqual(accountToAccount)
+  })
+
+  it('should compose from composable to buffer', () => {
+    const composable = new CAccountToAccount(accountToAccount)
+    const buffer = new SmartBuffer()
+    composable.toBuffer(buffer)
+
+    expect(buffer.toBuffer().toString('hex')).toEqual(data)
+  })
+})

packages/jellyfish-transaction/__tests__/script/defi/dftx_balance/AccountToUtxos.test.ts

@@ -0,0 +1,70 @@
+import { SmartBuffer } from 'smart-buffer'
+import { AccountToUtxos, CAccountToUtxos } from '../../../../src/script/defi/dftx_account'
+import { OP_CODES, toBuffer, toOPCodes } from '../../../../src/script'
+import BigNumber from 'bignumber.js'
+import { OP_DEFI_TX } from '../../../../src/script/defi'
+
+it('should bi-directional buffer-object-buffer', () => {
+  const fixtures = [
+    '6a2b446654786217a914d6e3de1c51f22e580944bb6a1647f1d22f0159c78701000000007030e6550200000002',
+    '6a2b446654786217a914fad0d4ab78412ec38e7a0b118e51e147e947e02d870100000000f2664e750200000002',
+    '6a2b446654786217a91462f401bfbe944884f07b489eb97fd3b001d5303287010000000000a81dd50f00000002'
+  ]
+
+  fixtures.forEach(hex => {
+    const stack = toOPCodes(
+      SmartBuffer.fromBuffer(Buffer.from(hex, 'hex'))
+    )
+    const buffer = toBuffer(stack)
+    expect(buffer.toString('hex')).toBe(hex)
+    expect((stack[1] as OP_DEFI_TX).tx.type).toBe(0x62)
+  })
+})
+
+/**
+ * using accountToUtxos sample from
+ * https://explorer.defichain.io/#/DFI/mainnet/tx/8acd31c4ba08a31adefa0af5816e52ac5d61ad184a397bcc114590ecf2b08ed6
+ */
+const header = '6a2b4466547862' // OP_RETURN 44665478 62
+const data = '17a914d6e3de1c51f22e580944bb6a1647f1d22f0159c78701000000007030e6550200000002'
+const accountToUtxos: AccountToUtxos = {
+  from: {
+    stack: [
+      OP_CODES.OP_HASH160,
+      OP_CODES.OP_PUSHDATA_HEX_LE('d6e3de1c51f22e580944bb6a1647f1d22f0159c7'),
+      OP_CODES.OP_EQUAL
+    ]
+  },
+  balances: [
+    {
+      amount: new BigNumber('100.31083632'), token: 0
+    }
+  ],
+  mintingOutputsStart: 2
+}
+
+it('should craft dftx with OP_CODES._()', () => {
+  const stack = [
+    OP_CODES.OP_RETURN,
+    OP_CODES.DEFI_OP_ACCOUNT_TO_UTXOS(accountToUtxos)
+  ]
+
+  const buffer = toBuffer(stack)
+  expect(buffer.toString('hex')).toBe(header + data)
+})
+
+describe('Composable', () => {
+  it('should compose from buffer to composable', () => {
+    const buffer = SmartBuffer.fromBuffer(Buffer.from(data, 'hex'))
+    const composable = new CAccountToUtxos(buffer)
+    expect(composable.toObject()).toEqual(accountToUtxos)
+  })
+
+  it('should compose from composable to buffer', () => {
+    const composable = new CAccountToUtxos(accountToUtxos)
+    const buffer = new SmartBuffer()
+    composable.toBuffer(buffer)
+
+    expect(buffer.toBuffer().toString('hex')).toEqual(data)
+  })
+})

packages/jellyfish-transaction/__tests__/script/defi/dftx_balance/ScriptBalances.test.ts

@@ -0,0 +1,35 @@
+import BigNumber from 'bignumber.js'
+import { SmartBuffer } from 'smart-buffer'
+import { CScriptBalances, ScriptBalances } from '../../../../src/script/defi/dftx_balance'
+import { OP_CODES } from '../../../../src/script'
+
+const data = '17a914d6e3de1c51f22e580944bb6a1647f1d22f0159c78701000000007030e65502000000'
+const scriptBalances: ScriptBalances = {
+  script: {
+    stack: [
+      OP_CODES.OP_HASH160,
+      OP_CODES.OP_PUSHDATA_HEX_LE('d6e3de1c51f22e580944bb6a1647f1d22f0159c7'),
+      OP_CODES.OP_EQUAL
+    ]
+  },
+  balances: [
+    {
+      amount: new BigNumber('100.31083632'), token: 0
+    }
+  ]
+}
+
+describe('Composable', () => {
+  it('should compose from buffer to composable', () => {
+    const buffer = SmartBuffer.fromBuffer(Buffer.from(data, 'hex'))
+    const composable = new CScriptBalances(buffer)
+    expect(composable.toObject()).toEqual(scriptBalances)
+  })
+
+  it('should compose from composable to buffer', () => {
+    const composable = new CScriptBalances(scriptBalances)
+    const buffer = new SmartBuffer()
+    composable.toBuffer(buffer)
+    expect(buffer.toBuffer().toString('hex')).toEqual(data)
+  })
+})

packages/jellyfish-transaction/__tests__/script/defi/dftx_balance/TokenBalance.test.ts

@@ -0,0 +1,24 @@
+import BigNumber from 'bignumber.js'
+import { SmartBuffer } from 'smart-buffer'
+import { CTokenBalance, TokenBalance } from '../../../../src/script/defi/dftx_balance'
+
+const data = '000000003da5a50300000000'
+const tokenBalance: TokenBalance = {
+  token: 0,
+  amount: new BigNumber('0.61187389')
+}
+
+describe('Composable', () => {
+  it('should compose from buffer to composable', () => {
+    const buffer = SmartBuffer.fromBuffer(Buffer.from(data, 'hex'))
+    const composable = new CTokenBalance(buffer)
+    expect(composable.toObject()).toEqual(tokenBalance)
+  })
+
+  it('should compose from composable to buffer', () => {
+    const composable = new CTokenBalance(tokenBalance)
+    const buffer = new SmartBuffer()
+    composable.toBuffer(buffer)
+    expect(buffer.toBuffer().toString('hex')).toEqual(data)
+  })
+})

packages/jellyfish-transaction/__tests__/script/defi/dftx_balance/UtxosToAccount.test.ts

@@ -0,0 +1,74 @@
+import { SmartBuffer } from 'smart-buffer'
+import { CUtxosToAccount, UtxosToAccount } from '../../../../src/script/defi/dftx_account'
+import { OP_CODES, toBuffer, toOPCodes } from '../../../../src/script'
+import BigNumber from 'bignumber.js'
+import { OP_DEFI_TX } from '../../../../src/script/defi'
+
+it('should bi-directional buffer-object-buffer', () => {
+  const fixtures = [
+    '6a2b44665478550117a91445903c2015cce2e8c3ac5fc13db388ccfd23d56387010000000059b8fa4004000000',
+    '6a2b44665478550117a91445903c2015cce2e8c3ac5fc13db388ccfd23d5638701000000004e32624204000000',
+    '6a2b44665478550117a914ea0e3fde9a9d281e348b3d05bc83d7da95eb631e8701000000004b44140000000000',
+    '6a2d4466547855011976a9142d34be7852e3741b974bec9c49e3b99ee08b89d888ac0100000000d705140b00000000',
+    '6a2b44665478550117a914462633e915dc1670f353568b8774da38c555bc2b87010000000074cab42901000000',
+    '6a2b44665478550117a914f5fe3eba6fc3fb484eadf4ee6d3364a7c9bec194870100000000afce935200000000',
+    '6a2b44665478550117a91469d2048d15b991eeebdd1e6b8391b5414da3ece58701000000009c81a20100000000',
+    '6a2b44665478550117a91491b76ba9a57e3821ab4b623265f20ef551e6c4cd8701000000006fd1190000000000',
+    '6a2b44665478550117a914a6adde29e5ebe8592cbf83fca196c0b363ad9278870100000000bcdc41eb04000000',
+    '6a2b44665478550117a914a6adde29e5ebe8592cbf83fca196c0b363ad92788701000000005fa6480000000000'
+  ]
+
+  fixtures.forEach(hex => {
+    const stack = toOPCodes(
+      SmartBuffer.fromBuffer(Buffer.from(hex, 'hex'))
+    )
+    const buffer = toBuffer(stack)
+    expect(buffer.toString('hex')).toBe(hex)
+    expect((stack[1] as OP_DEFI_TX).tx.type).toBe(0x55)
+  })
+})
+
+const header = '6a2b4466547855' // OP_RETURN 44665478 55
+const data = '0117a91445903c2015cce2e8c3ac5fc13db388ccfd23d56387010000000059b8fa4004000000'
+const utxosToAccount: UtxosToAccount = {
+  to: [{
+    balances: [
+      {
+        amount: new BigNumber('182.70042201'), token: 0
+      }
+    ],
+    script: {
+      stack: [
+        OP_CODES.OP_HASH160,
+        OP_CODES.OP_PUSHDATA_HEX_LE('45903c2015cce2e8c3ac5fc13db388ccfd23d563'),
+        OP_CODES.OP_EQUAL
+      ]
+    }
+  }]
+}
+
+it('should craft dftx with OP_CODES._()', () => {
+  const stack = [
+    OP_CODES.OP_RETURN,
+    OP_CODES.DEFI_OP_UTXOS_TO_ACCOUNT(utxosToAccount)
+  ]
+
+  const buffer = toBuffer(stack)
+  expect(buffer.toString('hex')).toBe(header + data)
+})
+
+describe('Composable', () => {
+  it('should compose from buffer to composable', () => {
+    const buffer = SmartBuffer.fromBuffer(Buffer.from(data, 'hex'))
+    const composable = new CUtxosToAccount(buffer)
+    expect(composable.toObject()).toEqual(utxosToAccount)
+  })
+
+  it('should compose from composable to buffer', () => {
+    const composable = new CUtxosToAccount(utxosToAccount)
+    const buffer = new SmartBuffer()
+    composable.toBuffer(buffer)
+
+    expect(buffer.toBuffer().toString('hex')).toEqual(data)
+  })
+})

packages/jellyfish-transaction/src/script/defi/dftx.ts

@@ -1,5 +1,13 @@
 import { SmartBuffer } from 'smart-buffer'
 import { BufferComposer, ComposableBuffer } from '../../buffer/buffer_composer'
+import {
+  AccountToAccount,
+  AccountToUtxos,
+  CAccountToAccount,
+  CAccountToUtxos,
+  CUtxosToAccount,
+  UtxosToAccount
+} from './dftx_account'
 import {
   CPoolAddLiquidity, CPoolRemoveLiquidity, CPoolSwap, PoolAddLiquidity, PoolRemoveLiquidity,
   PoolSwap
@@ -90,6 +98,12 @@ export class CDfTx extends ComposableBuffer<DfTx<any>> {
         return compose<PoolRemoveLiquidity>(CPoolRemoveLiquidity.OP_NAME, d => new CPoolRemoveLiquidity(d))
       case CTokenMint.OP_CODE:
         return compose<TokenMint>(CTokenMint.OP_NAME, d => new CTokenMint(d))
+      case CUtxosToAccount.OP_CODE:
+        return compose<UtxosToAccount>(CUtxosToAccount.OP_NAME, d => new CUtxosToAccount(d))
+      case CAccountToUtxos.OP_CODE:
+        return compose<AccountToUtxos>(CAccountToUtxos.OP_NAME, d => new CAccountToUtxos(d))
+      case CAccountToAccount.OP_CODE:
+        return compose<AccountToAccount>(CAccountToAccount.OP_NAME, d => new CAccountToAccount(d))
       default:
         return compose<DeFiOpUnmapped>(CDeFiOpUnmapped.OP_NAME, d => new CDeFiOpUnmapped(d))
     }

packages/jellyfish-transaction/src/script/defi/dftx_account.ts

@@ -0,0 +1,79 @@
+import { BufferComposer, ComposableBuffer } from '../../buffer/buffer_composer'
+import { Script } from '../../tx'
+import { CScript } from '../../tx_composer'
+import { CScriptBalances, CTokenBalance, ScriptBalances, TokenBalance } from './dftx_balance'
+
+// Disabling no-return-assign makes the code cleaner with the setter and getter */
+/* eslint-disable no-return-assign */
+
+/**
+ * UtxosToAccount DeFi Transaction
+ */
+export interface UtxosToAccount {
+  to: ScriptBalances[] // --------------| n = VarUInt{1-9 bytes}, + n bytes
+}
+
+/**
+ * Composable UtxosToAccount, C stands for Composable.
+ * Immutable by design, bi-directional fromBuffer, toBuffer deep composer.
+ */
+export class CUtxosToAccount extends ComposableBuffer<UtxosToAccount> {
+  static OP_CODE = 0x55 // 'U'
+  static OP_NAME = 'DEFI_OP_UTXOS_TO_ACCOUNT'
+
+  composers (u2a: UtxosToAccount): BufferComposer[] {
+    return [
+      ComposableBuffer.varUIntArray(() => u2a.to, v => u2a.to = v, v => new CScriptBalances(v))
+    ]
+  }
+}
+
+/**
+ * AccountToUtxos DeFi Transaction
+ */
+export interface AccountToUtxos {
+  from: Script // -----------------------| n = VarUInt{1-9 bytes}, + n bytes
+  balances: TokenBalance[] // -----------| c = VarUInt{1-9 bytes}, + c x TokenBalance
+  mintingOutputsStart: number // --------| 4 bytes unsigned
+}
+
+/**
+ * Composable UtxosToAccount, C stands for Composable.
+ * Immutable by design, bi-directional fromBuffer, toBuffer deep composer.
+ */
+export class CAccountToUtxos extends ComposableBuffer<AccountToUtxos> {
+  static OP_CODE = 0x62 // 'b'
+  static OP_NAME = 'DEFI_OP_ACCOUNT_TO_UTXOS'
+
+  composers (a2u: AccountToUtxos): BufferComposer[] {
+    return [
+      ComposableBuffer.single<Script>(() => a2u.from, v => a2u.from = v, v => new CScript(v)),
+      ComposableBuffer.varUIntArray(() => a2u.balances, v => a2u.balances = v, v => new CTokenBalance(v)),
+      ComposableBuffer.uInt8(() => a2u.mintingOutputsStart, v => a2u.mintingOutputsStart = v)
+    ]
+  }
+}
+
+/**
+ * AccountToAccount DeFi Transaction
+ */
+export interface AccountToAccount {
+  from: Script // ----------------------| n = VarUInt{1-9 bytes}, + n bytes
+  to: ScriptBalances[] // --------------| n = VarUInt{1-9 bytes}, + n bytes
+}
+
+/**
+ * Composable UtxosToAccount, C stands for Composable.
+ * Immutable by design, bi-directional fromBuffer, toBuffer deep composer.
+ */
+export class CAccountToAccount extends ComposableBuffer<AccountToAccount> {
+  static OP_CODE = 0x42 // 'B'
+  static OP_NAME = 'DEFI_OP_ACCOUNT_TO_ACCOUNT'
+
+  composers (a2a: AccountToAccount): BufferComposer[] {
+    return [
+      ComposableBuffer.single<Script>(() => a2a.from, v => a2a.from = v, v => new CScript(v)),
+      ComposableBuffer.varUIntArray(() => a2a.to, v => a2a.to = v, v => new CScriptBalances(v))
+    ]
+  }
+}