Codesandbox

.circleci/config.yml

@@ -0,0 +1,26 @@
+# Use the latest 2.1 version of CircleCI pipeline process engine.
+# See: https://circleci.com/docs/configuration-reference
+
+version: 2.1
+executors:
+  my-custom-executor:
+    docker:
+      - image: cimg/base:stable
+        auth:
+          # ensure you have first added these secrets
+           # visit app.circleci.com/settings/project/github/Dargon789/foundry/environment-variables
+          username: $DOCKER_HUB_USER
+          password: $DOCKER_HUB_PASSWORD
+jobs:
+  web3-defi-game-project-:
+
+    executor: my-custom-executor
+    steps:
+      - checkout
+      - run: |
+          # echo Hello, World!
+
+workflows:
+  my-custom-workflow:
+    jobs:
+      - web3-defi-game-project-

.github/workflows/on_pr_pnpm-format-label.yml

@@ -12,6 +12,9 @@ jobs:
 
   rm:
     if: ${{ github.event.label.name == 'pnpm format' }}
+    permissions:
+      contents: read
+      issues: write
     runs-on: ubuntu-latest
     steps:
       - name: Remove the label

extras/docs/next-env.d.ts

@@ -0,0 +1,6 @@
+/// <reference types="next" />
+/// <reference types="next/image-types/global" />
+/// <reference path="./.next/types/routes.d.ts" />
+
+// NOTE: This file should not be edited
+// see https://nextjs.org/docs/app/api-reference/config/typescript for more information.

extras/web/next-env.d.ts

@@ -0,0 +1,6 @@
+/// <reference types="next" />
+/// <reference types="next/image-types/global" />
+/// <reference path="./.next/types/routes.d.ts" />
+
+// NOTE: This file should not be edited
+// see https://nextjs.org/docs/app/api-reference/config/typescript for more information.

packages/services/relayer/src/preconditions/codec.ts

@@ -0,0 +1,190 @@
+import { Address } from 'ox'
+import {
+  Precondition,
+  NativeBalancePrecondition,
+  Erc20BalancePrecondition,
+  Erc20ApprovalPrecondition,
+  Erc721OwnershipPrecondition,
+  Erc721ApprovalPrecondition,
+  Erc1155BalancePrecondition,
+  Erc1155ApprovalPrecondition,
+} from './types.js'
+
+export interface TransactionPrecondition {
+  type: string
+  chainId: number
+  ownerAddress: string
+  tokenAddress: string
+  minAmount: bigint
+}
+
+export function decodePreconditions(preconditions: TransactionPrecondition[]): Precondition[] {
+  const decodedPreconditions: Precondition[] = []
+
+  for (const p of preconditions) {
+    const decoded = decodePrecondition(p)
+    if (decoded) {
+      decodedPreconditions.push(decoded)
+    }
+  }
+
+  return decodedPreconditions
+}
+
+export function decodePrecondition(p: TransactionPrecondition): Precondition | undefined {
+  if (!p) {
+    return undefined
+  }
+
+  let precondition: Precondition | undefined
+
+  try {
+    switch (p.type) {
+      case 'native-balance':
+        precondition = new NativeBalancePrecondition(Address.from(p.ownerAddress), p.minAmount, undefined)
+        break
+
+      case 'erc20-balance':
+        precondition = new Erc20BalancePrecondition(
+          Address.from(p.ownerAddress),
+          Address.from(p.tokenAddress),
+          p.minAmount,
+          undefined,
+        )
+        break
+
+      case 'erc20-approval':
+        precondition = new Erc20ApprovalPrecondition(
+          Address.from(p.ownerAddress),
+          Address.from(p.tokenAddress),
+          Address.from(p.ownerAddress),
+          p.minAmount,
+        )
+        break
+
+      case 'erc721-ownership':
+        precondition = new Erc721OwnershipPrecondition(
+          Address.from(p.ownerAddress),
+          Address.from(p.tokenAddress),
+          BigInt(0),
+          true,
+        )
+        break
+
+      case 'erc721-approval':
+        precondition = new Erc721ApprovalPrecondition(
+          Address.from(p.ownerAddress),
+          Address.from(p.tokenAddress),
+          BigInt(0),
+          Address.from(p.ownerAddress),
+        )
+        break
+
+      case 'erc1155-balance':
+        precondition = new Erc1155BalancePrecondition(
+          Address.from(p.ownerAddress),
+          Address.from(p.tokenAddress),
+          BigInt(0),
+          p.minAmount,
+          undefined,
+        )
+        break
+
+      case 'erc1155-approval':
+        precondition = new Erc1155ApprovalPrecondition(
+          Address.from(p.ownerAddress),
+          Address.from(p.tokenAddress),
+          BigInt(0),
+          Address.from(p.ownerAddress),
+          p.minAmount,
+        )
+        break
+
+      default:
+        return undefined
+    }
+
+    const error = precondition.isValid()
+    if (error) {
+      console.warn(`Invalid precondition: ${error.message}`)
+      return undefined
+    }
+
+    return precondition
+  } catch (e) {
+    console.warn(`Failed to decode precondition: ${e}`)
+    return undefined
+  }
+}
+
+export function encodePrecondition(p: Precondition): string {
+  const data: any = {}
+
+  switch (p.type()) {
+    case 'native-balance': {
+      const native = p as NativeBalancePrecondition
+      data.address = native.address.toString()
+      if (native.min !== undefined) data.min = native.min.toString()
+      if (native.max !== undefined) data.max = native.max.toString()
+      break
+    }
+
+    case 'erc20-balance': {
+      const erc20 = p as Erc20BalancePrecondition
+      data.address = erc20.address.toString()
+      data.token = erc20.token.toString()
+      if (erc20.min !== undefined) data.min = erc20.min.toString()
+      if (erc20.max !== undefined) data.max = erc20.max.toString()
+      break
+    }
+
+    case 'erc20-approval': {
+      const erc20 = p as Erc20ApprovalPrecondition
+      data.address = erc20.address.toString()
+      data.token = erc20.token.toString()
+      data.operator = erc20.operator.toString()
+      data.min = erc20.min.toString()
+      break
+    }
+
+    case 'erc721-ownership': {
+      const erc721 = p as Erc721OwnershipPrecondition
+      data.address = erc721.address.toString()
+      data.token = erc721.token.toString()
+      data.tokenId = erc721.tokenId.toString()
+      if (erc721.owned !== undefined) data.owned = erc721.owned
+      break
+    }
+
+    case 'erc721-approval': {
+      const erc721 = p as Erc721ApprovalPrecondition
+      data.address = erc721.address.toString()
+      data.token = erc721.token.toString()
+      data.tokenId = erc721.tokenId.toString()
+      data.operator = erc721.operator.toString()
+      break
+    }
+
+    case 'erc1155-balance': {
+      const erc1155 = p as Erc1155BalancePrecondition
+      data.address = erc1155.address.toString()
+      data.token = erc1155.token.toString()
+      data.tokenId = erc1155.tokenId.toString()
+      if (erc1155.min !== undefined) data.min = erc1155.min.toString()
+      if (erc1155.max !== undefined) data.max = erc1155.max.toString()
+      break
+    }
+
+    case 'erc1155-approval': {
+      const erc1155 = p as Erc1155ApprovalPrecondition
+      data.address = erc1155.address.toString()
+      data.token = erc1155.token.toString()
+      data.tokenId = erc1155.tokenId.toString()
+      data.operator = erc1155.operator.toString()
+      data.min = erc1155.min.toString()
+      break
+    }
+  }
+
+  return JSON.stringify(data)
+}

packages/services/relayer/src/preconditions/index.ts

@@ -0,0 +1,3 @@
+export * from './types.js'
+export * from './codec.js'
+export * from './selectors.js'

packages/services/relayer/src/preconditions/selectors.ts

@@ -0,0 +1,38 @@
+import { Precondition, NativeBalancePrecondition, Erc20BalancePrecondition } from './types.js'
+import { TransactionPrecondition, decodePreconditions } from './codec.js'
+
+export function extractChainID(precondition: TransactionPrecondition): number | undefined {
+  if (!precondition) {
+    return undefined
+  }
+
+  return precondition.chainId
+}
+
+export function extractSupportedPreconditions(preconditions: TransactionPrecondition[]): Precondition[] {
+  if (!preconditions || preconditions.length === 0) {
+    return []
+  }
+
+  return decodePreconditions(preconditions)
+}
+
+export function extractNativeBalancePreconditions(
+  preconditions: TransactionPrecondition[],
+): NativeBalancePrecondition[] {
+  if (!preconditions || preconditions.length === 0) {
+    return []
+  }
+
+  const decoded = decodePreconditions(preconditions)
+  return decoded.filter((p): p is NativeBalancePrecondition => p.type() === 'native-balance')
+}
+
+export function extractERC20BalancePreconditions(preconditions: TransactionPrecondition[]): Erc20BalancePrecondition[] {
+  if (!preconditions || preconditions.length === 0) {
+    return []
+  }
+
+  const decoded = decodePreconditions(preconditions)
+  return decoded.filter((p): p is Erc20BalancePrecondition => p.type() === 'erc20-balance')
+}