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author | Amir Bandeali <abandeali1@gmail.com> | 2018-02-09 09:09:34 +0800 |
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committer | Amir Bandeali <abandeali1@gmail.com> | 2018-04-21 04:56:16 +0800 |
commit | 7201a74aeaa6b646e97d7c9c2c4cc979ace5f4f7 (patch) | |
tree | f0cd69fbe346bc6e7fcd8cb1a4f010e8d4513804 /packages/contracts/src/utils/token_registry_wrapper.ts | |
parent | 9e2f8bead9a51a4c30b77781ae3b39bed31c36ee (diff) | |
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Move utils dir into src
Diffstat (limited to 'packages/contracts/src/utils/token_registry_wrapper.ts')
-rw-r--r-- | packages/contracts/src/utils/token_registry_wrapper.ts | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/packages/contracts/src/utils/token_registry_wrapper.ts b/packages/contracts/src/utils/token_registry_wrapper.ts new file mode 100644 index 000000000..91bd5503d --- /dev/null +++ b/packages/contracts/src/utils/token_registry_wrapper.ts @@ -0,0 +1,60 @@ +import * as Web3 from 'web3'; + +import { TokenRegistryContract } from '../contract_wrappers/generated/token_registry'; + +import { Token } from './types'; + +export class TokenRegWrapper { + private _tokenReg: TokenRegistryContract; + constructor(tokenRegContract: TokenRegistryContract) { + this._tokenReg = tokenRegContract; + } + public async addTokenAsync(token: Token, from: string) { + const tx = this._tokenReg.addToken.sendTransactionAsync( + token.address as string, + token.name, + token.symbol, + token.decimals, + token.ipfsHash, + token.swarmHash, + { from }, + ); + return tx; + } + public async getTokenMetaDataAsync(tokenAddress: string) { + const data = await this._tokenReg.getTokenMetaData.callAsync(tokenAddress); + const token: Token = { + address: data[0], + name: data[1], + symbol: data[2], + decimals: data[3], + ipfsHash: data[4], + swarmHash: data[5], + }; + return token; + } + public async getTokenByNameAsync(tokenName: string) { + const data = await this._tokenReg.getTokenByName.callAsync(tokenName); + const token: Token = { + address: data[0], + name: data[1], + symbol: data[2], + decimals: data[3], + ipfsHash: data[4], + swarmHash: data[5], + }; + return token; + } + public async getTokenBySymbolAsync(tokenSymbol: string) { + const data = await this._tokenReg.getTokenBySymbol.callAsync(tokenSymbol); + const token: Token = { + address: data[0], + name: data[1], + symbol: data[2], + decimals: data[3], + ipfsHash: data[4], + swarmHash: data[5], + }; + return token; + } +} |