78 lines
2.0 KiB
JavaScript
78 lines
2.0 KiB
JavaScript
import ethers from 'npm:ethers';
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import RSVP from 'rsvp';
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import abis from 'contracts/abis';
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import addresses from 'contracts/addresses';
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import contracts from './contracts';
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import IPFS from './utils/ipfs';
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// Helpers
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function capitalize(word) {
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let [first, ...rest] = word;
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return `${first.toUpperCase()}${rest.join('')}`;
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}
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export default class Kredits {
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constructor(provider, signer, addresses) {
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this.provider = provider;
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this.signer = signer;
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// Initialize our registry contract
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this.addresses = addresses;
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this.contracts = {};
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}
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static setup(provider, signer, ipfsConfig) {
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this.ipfsConfig = ipfsConfig;
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this.ipfs = new IPFS(ipfsConfig);
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let registryContract = this.initRegistryContract(provider);
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let addresses = Object.keys(contracts).reduce((mem, name) => {
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let contractName = capitalize(name);
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mem[contractName] = registryContract.functions.getProxyFor(contractName);
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return mem;
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}, {});
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return RSVP.hash(addresses)
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.then((addresses) => {
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return new Kredits(provider, signer, addresses);
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});
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}
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static initRegistryContract(provider) {
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let address = addresses['Registry'][provider.chainId];
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let abi = abis['Registry'];
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console.log('Initialize registry contract:', address, abi, provider);
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return new ethers.Contract(address, abi, provider);
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}
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get Contributor() {
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// TODO: rename to contributor
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return this.contractFor('contributors');
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}
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get Operator() {
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return this.contractFor('operator');
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}
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get Token() {
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return this.contractFor('token');
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}
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// Should be private
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contractFor(name) {
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if (this.contracts[name]) {
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return this.contracts[name];
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}
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let contractName = capitalize(name);
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let address = this.addresses[contractName];
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let contract = new ethers.Contract(address, abis[contractName], this.signer);
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this.contracts[name] = new contracts[contractName](contract);
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return this.contracts[name];
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}
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}
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