{
  "version": "0.1.0",
  "name": "solana_payment_contract",
  "instructions": [
    {
      "name": "initialize",
      "docs": [
        "Initialize the vault with admin and SPL token mint"
      ],
      "accounts": [
        {
          "name": "config",
          "isMut": true,
          "isSigner": false
        },
        {
          "name": "vault",
          "isMut": false,
          "isSigner": false
        },
        {
          "name": "vaultTokenAccount",
          "isMut": true,
          "isSigner": false
        },
        {
          "name": "mint",
          "isMut": false,
          "isSigner": false
        },
        {
          "name": "payer",
          "isMut": true,
          "isSigner": true
        },
        {
          "name": "tokenProgram",
          "isMut": false,
          "isSigner": false
        },
        {
          "name": "associatedTokenProgram",
          "isMut": false,
          "isSigner": false
        },
        {
          "name": "systemProgram",
          "isMut": false,
          "isSigner": false
        },
        {
          "name": "rent",
          "isMut": false,
          "isSigner": false
        }
      ],
      "args": [
        {
          "name": "admin",
          "type": "publicKey"
        },
        {
          "name": "mint",
          "type": "publicKey"
        }
      ]
    },
    {
      "name": "deposit",
      "docs": [
        "Deposit SPL tokens into the vault"
      ],
      "accounts": [
        {
          "name": "config",
          "isMut": false,
          "isSigner": false
        },
        {
          "name": "vault",
          "isMut": false,
          "isSigner": false
        },
        {
          "name": "vaultTokenAccount",
          "isMut": true,
          "isSigner": false
        },
        {
          "name": "userTokenAccount",
          "isMut": true,
          "isSigner": false
        },
        {
          "name": "user",
          "isMut": true,
          "isSigner": true
        },
        {
          "name": "tokenProgram",
          "isMut": false,
          "isSigner": false
        }
      ],
      "args": [
        {
          "name": "amount",
          "type": "u64"
        }
      ]
    },
    {
      "name": "withdraw",
      "docs": [
        "Withdraw SPL tokens from the vault (admin only)"
      ],
      "accounts": [
        {
          "name": "config",
          "isMut": false,
          "isSigner": false
        },
        {
          "name": "vault",
          "isMut": false,
          "isSigner": false
        },
        {
          "name": "vaultTokenAccount",
          "isMut": true,
          "isSigner": false
        },
        {
          "name": "recipientTokenAccount",
          "isMut": true,
          "isSigner": false
        },
        {
          "name": "admin",
          "isMut": false,
          "isSigner": true
        },
        {
          "name": "tokenProgram",
          "isMut": false,
          "isSigner": false
        }
      ],
      "args": [
        {
          "name": "amount",
          "type": "u64"
        }
      ]
    },
    {
      "name": "updateAdmin",
      "docs": [
        "Update admin (only current admin can update)"
      ],
      "accounts": [
        {
          "name": "config",
          "isMut": true,
          "isSigner": false
        },
        {
          "name": "admin",
          "isMut": false,
          "isSigner": true
        }
      ],
      "args": [
        {
          "name": "newAdmin",
          "type": "publicKey"
        }
      ]
    }
  ],
  "accounts": [
    {
      "name": "Config",
      "type": {
        "kind": "struct",
        "fields": [
          {
            "name": "admin",
            "type": "publicKey"
          },
          {
            "name": "mint",
            "type": "publicKey"
          }
        ]
      }
    }
  ],
  "events": [
    {
      "name": "DepositEvent",
      "fields": [
        {
          "name": "user",
          "type": "publicKey",
          "index": false
        },
        {
          "name": "amount",
          "type": "u64",
          "index": false
        }
      ]
    },
    {
      "name": "WithdrawEvent",
      "fields": [
        {
          "name": "admin",
          "type": "publicKey",
          "index": false
        },
        {
          "name": "recipient",
          "type": "publicKey",
          "index": false
        },
        {
          "name": "amount",
          "type": "u64",
          "index": false
        }
      ]
    },
    {
      "name": "UpdateAdminEvent",
      "fields": [
        {
          "name": "oldAdmin",
          "type": "publicKey",
          "index": false
        },
        {
          "name": "newAdmin",
          "type": "publicKey",
          "index": false
        }
      ]
    }
  ],
  "errors": [
    {
      "code": 6000,
      "name": "Unauthorized",
      "msg": "Unauthorized: Only admin can perform this action"
    },
    {
      "code": 6001,
      "name": "InvalidAmount",
      "msg": "Invalid amount: Amount must be greater than 0"
    },
    {
      "code": 6002,
      "name": "InvalidMint",
      "msg": "Invalid mint: Token account must be for the configured mint"
    },
    {
      "code": 6003,
      "name": "SameAdmin",
      "msg": "Same admin: New admin must be different from current admin"
    }
  ]
}