index.ts

import { Contract, ethers, utils } from "ethers";
const factoryAddress: { [key: string]: string } = {
  137: "0x3a9eC95cA60526139C353911C31FcD9ee124c19d",
  8001: "0x56e37b193Aa6934187Bd11b6B60aF79C553527bb",
};

export const enum EventType {
  Online = "Online",
  IRL = "In-Person",
}

function b64EncodeUnicode(arg: string) {
  return Buffer.from(encodeURIComponent(arg)).toString("base64");
}

export default function factory(signer: ethers.Signer) {
  const provider: ethers.providers.Provider | undefined = signer.provider;
  if(!provider) {
  const abi = [
    {
      inputs: [
        {
          internalType: "address",
          name: "_storageProxy",
          type: "address",
        },
      ],
      stateMutability: "nonpayable",
      type: "constructor",
    },
    {
      anonymous: false,
      inputs: [
        {
          indexed: true,
          internalType: "address",
          name: "previousOwner",
          type: "address",
        },
        {
          indexed: true,
          internalType: "address",
          name: "newOwner",
          type: "address",
        },
      ],
      name: "OwnershipTransferred",
      type: "event",
    },
    {
      anonymous: false,
      inputs: [
        {
          indexed: false,
          internalType: "address",
          name: "child",
          type: "address",
        },
      ],
      name: "childEvent",
      type: "event",
    },
    {
      inputs: [
        {
          internalType: "address",
          name: "",
          type: "address",
        },
        {
          internalType: "uint256",
          name: "",
          type: "uint256",
        },
      ],
      name: "addressToEventMap",
      outputs: [
        {
          internalType: "contract Metapass",
          name: "",
          type: "address",
        },
      ],
      stateMutability: "view",
      type: "function",
    },
    {
      inputs: [
        {
          internalType: "string",
          name: "title",
          type: "string",
        },
        {
          internalType: "uint256",
          name: "fee",
          type: "uint256",
        },
        {
          internalType: "uint256",
          name: "seats",
          type: "uint256",
        },
        {
          internalType: "string",
          name: "image",
          type: "string",
        },
        {
          internalType: "address",
          name: "eventHostAddress",
          type: "address",
        },
        {
          internalType: "string",
          name: "description",
          type: "string",
        },
        {
          internalType: "string",
          name: "link",
          type: "string",
        },
        {
          internalType: "string",
          name: "date",
          type: "string",
        },
        {
          internalType: "string",
          name: "category",
          type: "string",
        },
        {
          internalType: "string",
          name: "venue",
          type: "string",
        },
      ],
      name: "createEvent",
      outputs: [],
      stateMutability: "nonpayable",
      type: "function",
    },
    {
      inputs: [],
      name: "getEventChildren",
      outputs: [
        {
          internalType: "contract Metapass[]",
          name: "",
          type: "address[]",
        },
      ],
      stateMutability: "view",
      type: "function",
    },
    {
      inputs: [],
      name: "owner",
      outputs: [
        {
          internalType: "address",
          name: "",
          type: "address",
        },
      ],
      stateMutability: "view",
      type: "function",
    },
    {
      inputs: [],
      name: "renounceOwnership",
      outputs: [],
      stateMutability: "nonpayable",
      type: "function",
    },
    {
      inputs: [
        {
          internalType: "address",
          name: "newOwner",
          type: "address",
        },
      ],
      name: "transferOwnership",
      outputs: [],
      stateMutability: "nonpayable",
      type: "function",
    },
    {
      inputs: [
        {
          internalType: "uint256",
          name: "num",
          type: "uint256",
        },
        {
          internalType: "uint256",
          name: "den",
          type: "uint256",
        },
      ],
      name: "updateRewards",
      outputs: [],
      stateMutability: "nonpayable",
      type: "function",
    },
  ];

  const init = async () => {
    const chainID = (await signer.getChainId()).toString();
    this.contract = new Contract(factoryAddress[chainID], abi, signer);
  };

  this.createEvent = async function (
    title: string,
    fee: string,
    seats: number,
    image: string,
    gallery: string[],
    eventHostAddress: string,
    shortDescription: string,
    longDescription: string,
    link: string,
    date: string,
    eventType: EventType,
    category: string
  ) {
    if (!this.contract) {
      await init();
    }
    const tx = await this.contract.createEvent(
      String(title),
      utils.parseEther(fee.toString()),
      Number(seats),
      b64EncodeUnicode(JSON.stringify({ image, gallery })),
      eventHostAddress,
      b64EncodeUnicode(
        JSON.stringify({
          short_desc: shortDescription,
          long_desc: longDescription,
        })
      ),
      link,
      date,
      b64EncodeUnicode(
        JSON.stringify({
          event_type: eventType,
          category: [category],
        })
      ),
      ""
    );
    const log = await tx.wait(5);
    const event = log.events.filter((e: any) => e.event === "childEvent")[0]
      .args[0];
    let c = new (contract as any)(event, provider);
  };
  this.getEthersContract = async function () {
    if (!this.contract) {
      await init();
    }
    return this.contract;
  };
}

export function contract(signer: ethers.Signer, address: string): any {
  const abi = [
    {
      inputs: [
        {
          internalType: "uint256",
          name: "_cutNum",
          type: "uint256",
        },
        {
          internalType: "uint256",
          name: "_cutDen",
          type: "uint256",
        },
        {
          internalType: "address",
          name: "_owner",
          type: "address",
        },
        {
          internalType: "uint256",
          name: "_cost",
          type: "uint256",
        },
        {
          internalType: "address",
          name: "_storageProxy",
          type: "address",
        },
      ],
      stateMutability: "nonpayable",
      type: "constructor",
    },
    {
      anonymous: false,
      inputs: [
        {
          indexed: true,
          internalType: "address",
          name: "owner",
          type: "address",
        },
        {
          indexed: true,
          internalType: "address",
          name: "approved",
          type: "address",
        },
        {
          indexed: true,
          internalType: "uint256",
          name: "tokenId",
          type: "uint256",
        },
      ],
      name: "Approval",
      type: "event",
    },
    {
      anonymous: false,
      inputs: [
        {
          indexed: true,
          internalType: "address",
          name: "owner",
          type: "address",
        },
        {
          indexed: true,
          internalType: "address",
          name: "operator",
          type: "address",
        },
        {
          indexed: false,
          internalType: "bool",
          name: "approved",
          type: "bool",
        },
      ],
      name: "ApprovalForAll",
      type: "event",
    },
    {
      anonymous: false,
      inputs: [
        {
          indexed: false,
          internalType: "uint256",
          name: "tokenID",
          type: "uint256",
        },
      ],
      name: "Minted",
      type: "event",
    },
    {
      anonymous: false,
      inputs: [
        {
          indexed: true,
          internalType: "address",
          name: "previousOwner",
          type: "address",
        },
        {
          indexed: true,
          internalType: "address",
          name: "newOwner",
          type: "address",
        },
      ],
      name: "OwnershipTransferred",
      type: "event",
    },
    {
      anonymous: false,
      inputs: [
        {
          indexed: true,
          internalType: "address",
          name: "from",
          type: "address",
        },
        {
          indexed: true,
          internalType: "address",
          name: "to",
          type: "address",
        },
        {
          indexed: true,
          internalType: "uint256",
          name: "tokenId",
          type: "uint256",
        },
      ],
      name: "Transfer",
      type: "event",
    },
    {
      inputs: [
        {
          internalType: "address",
          name: "to",
          type: "address",
        },
        {
          internalType: "uint256",
          name: "tokenId",
          type: "uint256",
        },
      ],
      name: "approve",
      outputs: [],
      stateMutability: "nonpayable",
      type: "function",
    },
    {
      inputs: [
        {
          internalType: "address",
          name: "owner",
          type: "address",
        },
      ],
      name: "balanceOf",
      outputs: [
        {
          internalType: "uint256",
          name: "",
          type: "uint256",
        },
      ],
      stateMutability: "view",
      type: "function",
    },
    {
      inputs: [],
      name: "cutDenominator",
      outputs: [
        {
          internalType: "uint256",
          name: "",
          type: "uint256",
        },
      ],
      stateMutability: "view",
      type: "function",
    },
    {
      inputs: [],
      name: "cutNumerator",
      outputs: [
        {
          internalType: "uint256",
          name: "",
          type: "uint256",
        },
      ],
      stateMutability: "view",
      type: "function",
    },
    {
      inputs: [],
      name: "eventHost",
      outputs: [
        {
          internalType: "address",
          name: "",
          type: "address",
        },
      ],
      stateMutability: "view",
      type: "function",
    },
    {
      inputs: [
        {
          internalType: "uint256",
          name: "tokenId",
          type: "uint256",
        },
      ],
      name: "getApproved",
      outputs: [
        {
          internalType: "address",
          name: "",
          type: "address",
        },
      ],
      stateMutability: "view",
      type: "function",
    },
    {
      inputs: [
        {
          internalType: "string",
          name: "tokenMetadata",
          type: "string",
        },
      ],
      name: "getTix",
      outputs: [],
      stateMutability: "payable",
      type: "function",
    },
    {
      inputs: [
        {
          internalType: "address",
          name: "owner",
          type: "address",
        },
        {
          internalType: "address",
          name: "operator",
          type: "address",
        },
      ],
      name: "isApprovedForAll",
      outputs: [
        {
          internalType: "bool",
          name: "",
          type: "bool",
        },
      ],
      stateMutability: "view",
      type: "function",
    },
    {
      inputs: [],
      name: "name",
      outputs: [
        {
          internalType: "string",
          name: "",
          type: "string",
        },
      ],
      stateMutability: "view",
      type: "function",
    },
    {
      inputs: [],
      name: "owner",
      outputs: [
        {
          internalType: "address",
          name: "",
          type: "address",
        },
      ],
      stateMutability: "view",
      type: "function",
    },
    {
      inputs: [
        {
          internalType: "uint256",
          name: "tokenId",
          type: "uint256",
        },
      ],
      name: "ownerOf",
      outputs: [
        {
          internalType: "address",
          name: "",
          type: "address",
        },
      ],
      stateMutability: "view",
      type: "function",
    },
    {
      inputs: [],
      name: "renounceOwnership",
      outputs: [],
      stateMutability: "nonpayable",
      type: "function",
    },
    {
      inputs: [
        {
          internalType: "address",
          name: "from",
          type: "address",
        },
        {
          internalType: "address",
          name: "to",
          type: "address",
        },
        {
          internalType: "uint256",
          name: "tokenId",
          type: "uint256",
        },
      ],
      name: "safeTransferFrom",
      outputs: [],
      stateMutability: "nonpayable",
      type: "function",
    },
    {
      inputs: [
        {
          internalType: "address",
          name: "from",
          type: "address",
        },
        {
          internalType: "address",
          name: "to",
          type: "address",
        },
        {
          internalType: "uint256",
          name: "tokenId",
          type: "uint256",
        },
        {
          internalType: "bytes",
          name: "_data",
          type: "bytes",
        },
      ],
      name: "safeTransferFrom",
      outputs: [],
      stateMutability: "nonpayable",
      type: "function",
    },
    {
      inputs: [
        {
          internalType: "address",
          name: "operator",
          type: "address",
        },
        {
          internalType: "bool",
          name: "approved",
          type: "bool",
        },
      ],
      name: "setApprovalForAll",
      outputs: [],
      stateMutability: "nonpayable",
      type: "function",
    },
    {
      inputs: [
        {
          internalType: "bytes4",
          name: "interfaceId",
          type: "bytes4",
        },
      ],
      name: "supportsInterface",
      outputs: [
        {
          internalType: "bool",
          name: "",
          type: "bool",
        },
      ],
      stateMutability: "view",
      type: "function",
    },
    {
      inputs: [],
      name: "symbol",
      outputs: [
        {
          internalType: "string",
          name: "",
          type: "string",
        },
      ],
      stateMutability: "view",
      type: "function",
    },
    {
      inputs: [
        {
          internalType: "uint256",
          name: "tokenId",
          type: "uint256",
        },
      ],
      name: "tokenURI",
      outputs: [
        {
          internalType: "string",
          name: "",
          type: "string",
        },
      ],
      stateMutability: "view",
      type: "function",
    },
    {
      inputs: [
        {
          internalType: "address",
          name: "from",
          type: "address",
        },
        {
          internalType: "address",
          name: "to",
          type: "address",
        },
        {
          internalType: "uint256",
          name: "tokenId",
          type: "uint256",
        },
      ],
      name: "transferFrom",
      outputs: [],
      stateMutability: "nonpayable",
      type: "function",
    },
    {
      inputs: [
        {
          internalType: "address",
          name: "newOwner",
          type: "address",
        },
      ],
      name: "transferOwnership",
      outputs: [],
      stateMutability: "nonpayable",
      type: "function",
    },
  ];
  this.contract = new ethers.Contract(address, abi, signer);
  this.getEthersContract = async () => {
    return this.contract;
  };
}