CashCatToken

[
  {
    "inputs": [
      {
        "components": [
          {
            "internalType": "string",
            "name": "name",
            "type": "string"
          },
          {
            "internalType": "string",
            "name": "symbol",
            "type": "string"
          },
          {
            "internalType": "string",
            "name": "logo",
            "type": "string"
          },
          {
            "internalType": "string",
            "name": "description",
            "type": "string"
          },
          {
            "components": [
              {
                "internalType": "string",
                "name": "twitter",
                "type": "string"
              },
              {
                "internalType": "string",
                "name": "telegram",
                "type": "string"
              },
              {
                "internalType": "string",
                "name": "discord",
                "type": "string"
              },
              {
                "internalType": "string",
                "name": "website",
                "type": "string"
              },
              {
                "internalType": "string",
                "name": "farcaster",
                "type": "string"
              }
            ],
            "internalType": "struct CashCatToken.Socials",
            "name": "socials",
            "type": "tuple"
          },
          {
            "internalType": "address",
            "name": "launchpad",
            "type": "address"
          },
          {
            "internalType": "address",
            "name": "deployer",
            "type": "address"
          },
          {
            "internalType": "uint256",
            "name": "supply",
            "type": "uint256"
          }
        ],
        "internalType": "struct CashCatToken.InitParams",
        "name": "params",
        "type": "tuple"
      }
    ],
    "stateMutability": "nonpayable",
    "type": "constructor"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "spender",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "allowance",
        "type": "uint256"
      },
      {
        "internalType": "uint256",
        "name": "needed",
        "type": "uint256"
      }
    ],
    "name": "ERC20InsufficientAllowance",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "sender",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "balance",
        "type": "uint256"
      },
      {
        "internalType": "uint256",
        "name": "needed",
        "type": "uint256"
      }
    ],
    "name": "ERC20InsufficientBalance",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "approver",
        "type": "address"
      }
    ],
    "name": "ERC20InvalidApprover",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "receiver",
        "type": "address"
      }
    ],
    "name": "ERC20InvalidReceiver",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "sender",
        "type": "address"
      }
    ],
    "name": "ERC20InvalidSender",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "spender",
        "type": "address"
      }
    ],
    "name": "ERC20InvalidSpender",
    "type": "error"
  },
  {
    "inputs": [],
    "name": "ZeroAddress",
    "type": "error"
  },
  {
    "anonymous": false,
    "inputs": [
      {
        "indexed": true,
        "internalType": "address",
        "name": "owner",
        "type": "address"
      },
      {
        "indexed": true,
        "internalType": "address",
        "name": "spender",
        "type": "address"
      },
      {
        "indexed": false,
        "internalType": "uint256",
        "name": "value",
        "type": "uint256"
      }
    ],
    "name": "Approval",
    "type": "event"
  },
  {
    "anonymous": false,
    "inputs": [
      {
        "indexed": true,
        "internalType": "address",
        "name": "from",
        "type": "address"
      },
      {
        "indexed": true,
        "internalType": "address",
        "name": "to",
        "type": "address"
      },
      {
        "indexed": false,
        "internalType": "uint256",
        "name": "value",
        "type": "uint256"
      }
    ],
    "name": "Transfer",
    "type": "event"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "owner",
        "type": "address"
      },
      {
        "internalType": "address",
        "name": "spender",
        "type": "address"
      }
    ],
    "name": "allowance",
    "outputs": [
      {
        "internalType": "uint256",
        "name": "",
        "type": "uint256"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "spender",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "value",
        "type": "uint256"
      }
    ],
    "name": "approve",
    "outputs": [
      {
        "internalType": "bool",
        "name": "",
        "type": "bool"
      }
    ],
    "stateMutability": "nonpayable",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "account",
        "type": "address"
      }
    ],
    "name": "balanceOf",
    "outputs": [
      {
        "internalType": "uint256",
        "name": "",
        "type": "uint256"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "decimals",
    "outputs": [
      {
        "internalType": "uint8",
        "name": "",
        "type": "uint8"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "deployer",
    "outputs": [
      {
        "internalType": "address",
        "name": "",
        "type": "address"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "description",
    "outputs": [
      {
        "internalType": "string",
        "name": "",
        "type": "string"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "getTokenInfo",
    "outputs": [
      {
        "internalType": "address",
        "name": "tokenDeployer",
        "type": "address"
      },
      {
        "internalType": "string",
        "name": "tokenLogo",
        "type": "string"
      },
      {
        "internalType": "string",
        "name": "tokenDescription",
        "type": "string"
      },
      {
        "components": [
          {
            "internalType": "string",
            "name": "twitter",
            "type": "string"
          },
          {
            "internalType": "string",
            "name": "telegram",
            "type": "string"
          },
          {
            "internalType": "string",
            "name": "discord",
            "type": "string"
          },
          {
            "internalType": "string",
            "name": "website",
            "type": "string"
          },
          {
            "internalType": "string",
            "name": "farcaster",
            "type": "string"
          }
        ],
        "internalType": "struct CashCatToken.Socials",
        "name": "tokenSocials",
        "type": "tuple"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "launchedAt",
    "outputs": [
      {
        "internalType": "uint256",
        "name": "",
        "type": "uint256"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "launchpad",
    "outputs": [
      {
        "internalType": "address",
        "name": "",
        "type": "address"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "logo",
    "outputs": [
      {
        "internalType": "string",
        "name": "",
        "type": "string"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "name",
    "outputs": [
      {
        "internalType": "string",
        "name": "",
        "type": "string"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "socials",
    "outputs": [
      {
        "internalType": "string",
        "name": "twitter",
        "type": "string"
      },
      {
        "internalType": "string",
        "name": "telegram",
        "type": "string"
      },
      {
        "internalType": "string",
        "name": "discord",
        "type": "string"
      },
      {
        "internalType": "string",
        "name": "website",
        "type": "string"
      },
      {
        "internalType": "string",
        "name": "farcaster",
        "type": "string"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "symbol",
    "outputs": [
      {
        "internalType": "string",
        "name": "",
        "type": "string"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "totalSupply",
    "outputs": [
      {
        "internalType": "uint256",
        "name": "",
        "type": "uint256"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "to",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "value",
        "type": "uint256"
      }
    ],
    "name": "transfer",
    "outputs": [
      {
        "internalType": "bool",
        "name": "",
        "type": "bool"
      }
    ],
    "stateMutability": "nonpayable",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "from",
        "type": "address"
      },
      {
        "internalType": "address",
        "name": "to",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "value",
        "type": "uint256"
      }
    ],
    "name": "transferFrom",
    "outputs": [
      {
        "internalType": "bool",
        "name": "",
        "type": "bool"
      }
    ],
    "stateMutability": "nonpayable",
    "type": "function"
  }
]

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.26;

import {ERC20} from "@openzeppelin/contracts/token/ERC20/ERC20.sol";

/**
 * @title CashCatToken
 * @notice Fixed-supply ERC-20 deployed by CashCatLaunchpad into a Uniswap v4 pool.
 *
 * The entire supply is minted to the launchpad at construction and placed as
 * one-sided liquidity in the same transaction. The token has no owner, no admin
 * functions, no mint/burn after construction, and no transfer restrictions — it
 * behaves as a plain immutable ERC-20 forever. Only launch metadata (logo,
 * description, socials) and provenance (launchpad, deployer) are stored.
 */
contract CashCatToken is ERC20 {
    struct Socials {
        string twitter;
        string telegram;
        string discord;
        string website;
        string farcaster;
    }

    /// @dev Single-struct constructor input keeps the deployment ABI stable
    /// and the legacy-codegen stack shallow.
    struct InitParams {
        string name;
        string symbol;
        string logo;
        string description;
        Socials socials;
        address launchpad;
        address deployer;
        uint256 supply;
    }

    error ZeroAddress();

    /// @notice Launchpad that deployed the token and received the full supply.
    address public immutable launchpad;
    /// @notice Wallet that launched the token.
    address public immutable deployer;

    uint256 public immutable launchedAt;

    string public logo;
    string public description;
    Socials private _socials;

    /**
     * @notice Deploys the token and mints the full fixed supply to the launchpad.
     */
    constructor(InitParams memory params) ERC20(params.name, params.symbol) {
        if (params.launchpad == address(0) || params.deployer == address(0)) {
            revert ZeroAddress();
        }

        launchpad = params.launchpad;
        deployer = params.deployer;
        launchedAt = block.timestamp;
        logo = params.logo;
        description = params.description;
        _socials = params.socials;

        _mint(params.launchpad, params.supply);
    }

    /**
     * @notice The token's five social metadata fields.
     */
    function socials()
        external
        view
        returns (
            string memory twitter,
            string memory telegram,
            string memory discord,
            string memory website,
            string memory farcaster
        )
    {
        Socials memory values = _socials;
        return (values.twitter, values.telegram, values.discord, values.website, values.farcaster);
    }

    /**
     * @notice Creator and metadata in a single launcher-compatible tuple.
     */
    function getTokenInfo()
        external
        view
        returns (
            address tokenDeployer,
            string memory tokenLogo,
            string memory tokenDescription,
            Socials memory tokenSocials
        )
    {
        return (deployer, logo, description, _socials);
    }
}