57 lines
1.7 KiB
TypeScript
57 lines
1.7 KiB
TypeScript
import { ContractInstance, Token } from './types';
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export class TokenRegWrapper {
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private _tokenReg: ContractInstance;
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constructor(tokenRegContractInstance: ContractInstance) {
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this._tokenReg = tokenRegContractInstance;
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}
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public addTokenAsync(token: Token, from: string) {
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const tx = this._tokenReg.addToken(
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token.address,
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token.name,
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token.symbol,
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token.decimals,
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token.ipfsHash,
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token.swarmHash,
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{ from },
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);
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return tx;
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}
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public async getTokenMetaDataAsync(tokenAddress: string) {
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const data = await this._tokenReg.getTokenMetaData(tokenAddress);
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const token: Token = {
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address: data[0],
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name: data[1],
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symbol: data[2],
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decimals: data[3].toNumber(),
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ipfsHash: data[4],
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swarmHash: data[5],
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};
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return token;
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}
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public async getTokenByNameAsync(tokenName: string) {
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const data = await this._tokenReg.getTokenByName(tokenName);
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const token: Token = {
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address: data[0],
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name: data[1],
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symbol: data[2],
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decimals: data[3].toNumber(),
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ipfsHash: data[4],
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swarmHash: data[5],
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};
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return token;
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}
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public async getTokenBySymbolAsync(tokenSymbol: string) {
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const data = await this._tokenReg.getTokenBySymbol(tokenSymbol);
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const token: Token = {
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address: data[0],
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name: data[1],
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symbol: data[2],
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decimals: data[3].toNumber(),
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ipfsHash: data[4],
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swarmHash: data[5],
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};
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return token;
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}
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}
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