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feat(LedgerPlugin): add TransactionSigner on LedgerPlugin
Signed-off-by: Takuma TAKEUCHI <takeuchi.takuma@fujitsu.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,108 @@ | ||
| /* | ||
| * Copyright 2021 Hyperledger Cactus Contributors | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * TemplateTradeManagement.ts | ||
| */ | ||
|
|
||
| import { Request } from 'express'; | ||
| import { LPInfoHolder } from '../../packages/routing-interface/util/LPInfoHolder'; | ||
| import { VerifierBase } from '../../packages/ledger-plugin/VerifierBase'; | ||
| import { ConfigUtil } from '../../packages/routing-interface/util/ConfigUtil'; | ||
|
|
||
| const fs = require('fs'); | ||
| const path = require('path'); | ||
| const config: any = ConfigUtil.getConfig(); | ||
| import { getLogger } from "log4js"; | ||
| const moduleName = 'TemplateTradeManagement'; | ||
| const logger = getLogger(`${moduleName}`); | ||
| logger.level = config.logLevel; | ||
|
|
||
| export class TemplateTradeManagement { | ||
| private connectInfo: LPInfoHolder = null; // connection information | ||
| private verifier: VerifierBase = null; | ||
|
|
||
| constructor() { | ||
| this.connectInfo = new LPInfoHolder(); | ||
| } | ||
|
|
||
| execTemplateTrade(functionName: string, req: Request): Promise<any> { | ||
| return new Promise((resolve, reject) => { | ||
| if (this.verifier === null) { | ||
| logger.debug("create verifier"); | ||
| const ledgerPluginInfo: string = this.connectInfo.getLegerPluginInfo("84jUisrs"); | ||
| this.verifier = new VerifierBase(ledgerPluginInfo); | ||
| } | ||
|
|
||
| const contract = {}; // NOTE: Since contract does not need to be specified, specify an empty object. | ||
| const method = {}; | ||
| const template = req.body.template; | ||
| const args = req.body.args; | ||
| logger.debug(`##contract: ${contract}, method: ${JSON.stringify(method)}, template: ${template}, args: ${JSON.stringify(args)}`); | ||
|
|
||
| // ex. | ||
| // contract: {} | ||
| // method: "name" | ||
| // args: {"tokenID": "token-12345", "contractID": "contract-123456"} | ||
|
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| this.verifier.execSyncFunction(contract, method, template, args).then(result => { | ||
| const response = { | ||
| "status": result.status, | ||
| "result": JSON.stringify(result.data) | ||
| } | ||
| // resolve(response); | ||
| resolve(result); | ||
| }).catch((err) => { | ||
| logger.error(err); | ||
| reject(err); | ||
| }); | ||
|
|
||
| }); | ||
| } | ||
|
|
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| execTemplateTradeAsync(functionName: string, req: Request): string { | ||
| // TODO | ||
| const tradeID = this.createTradeID(); | ||
|
|
||
| if (this.verifier === null) { | ||
| logger.debug("create verifier"); | ||
| const ledgerPluginInfo: string = this.connectInfo.getLegerPluginInfo("84jUisrs"); | ||
| this.verifier = new VerifierBase(ledgerPluginInfo); | ||
| } | ||
|
|
||
|
|
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| const contract = {}; // NOTE: Since contract does not need to be specified, specify an empty object. | ||
| const method = {}; | ||
| const template = req.body.template; | ||
| const args = req.body.args; | ||
| logger.debug(`##contract: ${contract}, method: ${method}, args: ${JSON.stringify(args)}`); | ||
|
|
||
| // ex. | ||
| // contract: {} | ||
| // method: "transfer" | ||
| // args: {"_from": "account1", "_to": "account2", "value": 100, "tokenID": "token-12345", "contractID": "contract-123456"} | ||
|
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| this.verifier.sendSignedTransaction(contract, method, template, args); | ||
|
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| return tradeID; | ||
| } | ||
|
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| createTradeID(): string { | ||
| // NOTE: tradeID is "(GMT date when the API was accepted) - (serial number)" | ||
|
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| // TODO: Trailing number-generating part not implemented | ||
| // NOTE: The last serial number is fixed "001" for 2020/9 months. | ||
| const currentTime: Date = new Date(); | ||
| const tradeID: string = currentTime.getFullYear() | ||
| + ('0' + (currentTime.getMonth() + 1)).slice(-2) | ||
| + ('0' + currentTime.getDate()).slice(-2) | ||
| + ('0' + currentTime.getHours()).slice(-2) | ||
| + ('0' + currentTime.getMinutes()).slice(-2) | ||
| + ('0' + currentTime.getSeconds()).slice(-2) | ||
| + ('00' + currentTime.getMilliseconds()).slice(-3) | ||
| + "-001"; // NOTE: Serial number for the same time. Since the priority is low, it is fixed at "001" at this time. | ||
| return tradeID; | ||
| } | ||
|
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||
|
|
||
| } |
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