{
  "id": "vesting-wallet",
  "name": "Vesting Wallet with ERC7984",
  "category": "openzeppelin",
  "difficulty": "intermediate",
  "tags": ["vesting", "wallet", "ERC7984", "schedule", "tokens", "OpenZeppelin"],
  "description": "A confidential token vesting wallet with cliff-based release schedule",
  "longDescription": "This example implements a vesting wallet that releases ERC7984 tokens according to a cliff schedule. The vested amounts remain encrypted, preserving privacy of the vesting arrangement. Beneficiaries can release tokens after the vesting period ends.",
  "blocks": [
    {
      "id": "constructor",
      "type": "function",
      "lines": [47, 56],
      "explanation": "Initialize vesting with beneficiary address, start timestamp, and duration.",
      "searchTerms": ["constructor", "initialize", "setup"]
    },
    {
      "id": "release",
      "type": "function",
      "lines": [98, 114],
      "explanation": "Release vested tokens to the beneficiary. Transfers releasable amount.",
      "searchTerms": ["release", "withdraw", "claim"]
    },
    {
      "id": "releasable",
      "type": "function",
      "lines": [85, 94],
      "explanation": "Calculate the amount of tokens available for release (vested minus already released).",
      "searchTerms": ["releasable", "available", "amount"]
    },
    {
      "id": "vested-amount",
      "type": "function",
      "lines": [122, 130],
      "explanation": "Calculate total vested amount at a given timestamp based on cliff schedule.",
      "searchTerms": ["vested", "total", "amount"]
    },
    {
      "id": "vesting-schedule",
      "type": "function",
      "lines": [137, 148],
      "explanation": "Cliff vesting schedule: 0% before cliff, 100% after. Uses cliff since FHE doesn't support division.",
      "searchTerms": ["schedule", "cliff", "vesting"]
    }
  ],
  "files": [
    { "path": "contracts/VestingWalletExample.sol", "source": "VestingWalletExample.sol" },
    { "path": "test/VestingWalletExample.test.ts", "source": "VestingWalletExample.test.ts" }
  ],
  "fheOperations": ["confidentialTransfer", "confidentialBalanceOf", "FHE.add", "FHE.sub", "FHE.ge", "FHE.select", "FHE.asEuint64", "FHE.allow", "FHE.allowThis", "FHE.allowTransient"],
  "fheTypes": ["euint64", "euint128", "ebool"],
  "relatedTemplates": ["erc7984-token"],
  "prerequisites": ["erc7984-token"],
  "nextSteps": ["escrow-erc7984"]
}