{
  "casper_contract_schema_version": 1,
  "toolchain": "rustc 1.79.0-nightly (3a36386dc 2024-04-25)",
  "authors": [
    "Jakub Płaskonka <kuba@odra.dev>",
    "Krzysztof Pobiarżyn <krzysztof@odra.dev>",
    "Maciej Zieliński <maciej@odra.dev>"
  ],
  "repository": "https://github.com/odradev/odra",
  "homepage": null,
  "contract_name": "Erc20",
  "contract_version": "1.2.0",
  "types": [
    {
      "struct": {
        "name": "Approval",
        "description": null,
        "members": [
          {
            "name": "owner",
            "description": null,
            "ty": "Key"
          },
          {
            "name": "spender",
            "description": null,
            "ty": "Key"
          },
          {
            "name": "value",
            "description": null,
            "ty": "U256"
          }
        ]
      }
    },
    {
      "struct": {
        "name": "Transfer",
        "description": null,
        "members": [
          {
            "name": "from",
            "description": null,
            "ty": {
              "Option": "Key"
            }
          },
          {
            "name": "to",
            "description": null,
            "ty": {
              "Option": "Key"
            }
          },
          {
            "name": "amount",
            "description": null,
            "ty": "U256"
          }
        ]
      }
    }
  ],
  "errors": [
    {
      "name": "DecimalsNotSet",
      "description": "Decimals not set",
      "discriminant": 30004
    },
    {
      "name": "InsufficientAllowance",
      "description": "Insufficient allowance",
      "discriminant": 30001
    },
    {
      "name": "InsufficientBalance",
      "description": "Insufficient balance",
      "discriminant": 30000
    },
    {
      "name": "NameNotSet",
      "description": "Name not set",
      "discriminant": 30002
    },
    {
      "name": "SymbolNotSet",
      "description": "Symbol not set",
      "discriminant": 30003
    }
  ],
  "entry_points": [
    {
      "name": "transfer",
      "description": "Transfers tokens from the caller to the recipient.",
      "is_mutable": true,
      "arguments": [
        {
          "name": "recipient",
          "description": null,
          "ty": "Key",
          "optional": false
        },
        {
          "name": "amount",
          "description": null,
          "ty": "U256",
          "optional": false
        }
      ],
      "return_ty": "Unit",
      "is_contract_context": true,
      "access": "public"
    },
    {
      "name": "transfer_from",
      "description": "Transfers tokens from the owner to the recipient using the spender's allowance.",
      "is_mutable": true,
      "arguments": [
        {
          "name": "owner",
          "description": null,
          "ty": "Key",
          "optional": false
        },
        {
          "name": "recipient",
          "description": null,
          "ty": "Key",
          "optional": false
        },
        {
          "name": "amount",
          "description": null,
          "ty": "U256",
          "optional": false
        }
      ],
      "return_ty": "Unit",
      "is_contract_context": true,
      "access": "public"
    },
    {
      "name": "approve",
      "description": "Approves the spender to spend the given amount of tokens on behalf of the caller.",
      "is_mutable": true,
      "arguments": [
        {
          "name": "spender",
          "description": null,
          "ty": "Key",
          "optional": false
        },
        {
          "name": "amount",
          "description": null,
          "ty": "U256",
          "optional": false
        }
      ],
      "return_ty": "Unit",
      "is_contract_context": true,
      "access": "public"
    },
    {
      "name": "name",
      "description": "Returns the name of the token.",
      "is_mutable": false,
      "arguments": [],
      "return_ty": "String",
      "is_contract_context": true,
      "access": "public"
    },
    {
      "name": "symbol",
      "description": "Returns the symbol of the token.",
      "is_mutable": false,
      "arguments": [],
      "return_ty": "String",
      "is_contract_context": true,
      "access": "public"
    },
    {
      "name": "decimals",
      "description": "Returns the number of decimals the token uses.",
      "is_mutable": false,
      "arguments": [],
      "return_ty": "U8",
      "is_contract_context": true,
      "access": "public"
    },
    {
      "name": "total_supply",
      "description": "Returns the total supply of the token.",
      "is_mutable": false,
      "arguments": [],
      "return_ty": "U256",
      "is_contract_context": true,
      "access": "public"
    },
    {
      "name": "balance_of",
      "description": "Returns the balance of the given address.",
      "is_mutable": false,
      "arguments": [
        {
          "name": "address",
          "description": null,
          "ty": "Key",
          "optional": false
        }
      ],
      "return_ty": "U256",
      "is_contract_context": true,
      "access": "public"
    },
    {
      "name": "allowance",
      "description": "Returns the amount of tokens the owner has allowed the spender to spend.",
      "is_mutable": false,
      "arguments": [
        {
          "name": "owner",
          "description": null,
          "ty": "Key",
          "optional": false
        },
        {
          "name": "spender",
          "description": null,
          "ty": "Key",
          "optional": false
        }
      ],
      "return_ty": "U256",
      "is_contract_context": true,
      "access": "public"
    },
    {
      "name": "mint",
      "description": "Mints new tokens and assigns them to the given address.",
      "is_mutable": true,
      "arguments": [
        {
          "name": "address",
          "description": null,
          "ty": "Key",
          "optional": false
        },
        {
          "name": "amount",
          "description": null,
          "ty": "U256",
          "optional": false
        }
      ],
      "return_ty": "Unit",
      "is_contract_context": true,
      "access": "public"
    },
    {
      "name": "burn",
      "description": "Burns the given amount of tokens from the given address.",
      "is_mutable": true,
      "arguments": [
        {
          "name": "address",
          "description": null,
          "ty": "Key",
          "optional": false
        },
        {
          "name": "amount",
          "description": null,
          "ty": "U256",
          "optional": false
        }
      ],
      "return_ty": "Unit",
      "is_contract_context": true,
      "access": "public"
    }
  ],
  "events": [
    {
      "name": "Approval",
      "ty": "Approval"
    },
    {
      "name": "Transfer",
      "ty": "Transfer"
    }
  ],
  "call": {
    "wasm_file_name": "Erc20.wasm",
    "description": "Initializes the contract with the given metadata and initial supply.",
    "arguments": [
      {
        "name": "odra_cfg_package_hash_key_name",
        "description": "The arg name for the package hash key name.",
        "ty": "String",
        "optional": false
      },
      {
        "name": "odra_cfg_allow_key_override",
        "description": "The arg name for the allow key override.",
        "ty": "Bool",
        "optional": false
      },
      {
        "name": "odra_cfg_is_upgradable",
        "description": "The arg name for the contract upgradeability setting.",
        "ty": "Bool",
        "optional": false
      },
      {
        "name": "symbol",
        "description": null,
        "ty": "String",
        "optional": false
      },
      {
        "name": "name",
        "description": null,
        "ty": "String",
        "optional": false
      },
      {
        "name": "decimals",
        "description": null,
        "ty": "U8",
        "optional": false
      },
      {
        "name": "initial_supply",
        "description": null,
        "ty": {
          "Option": "U256"
        },
        "optional": false
      }
    ]
  }
}