功能: 为企业微信添加任务队列和子任务解析。

- 在`api.server.ts`中注册`fastify-xml-body-parser`插件。
- 在`task.queue.ts`中添加`ChainQueue`类和`addTaskToQueue`方法。
- 改进`wechatwork.service.ts`和`task.service.ts`中任务解析和处理。
- 在`ChainTask.ts`中添加新属性和方法到`ChainTaskClass`中。

src/api.server.ts

@@ -30,6 +30,7 @@ export class ApiServer {
   }
   private registerPlugins() {
     this.server.register(require('fastify-formbody'))
+    this.server.register(require('fastify-xml-body-parser'))
     this.server.register(zReqParserPlugin)
     this.server.register(helmet, { hidePoweredBy: false })
     this.server.register(zTokenParserPlugin)

src/models/ChainTask.ts

@@ -20,6 +20,10 @@ export enum TaskStatus {
 export class ChainTaskClass extends BaseModule {
   @prop({ required: true })
   public taskId!: string
+  @prop()
+  public name: string
+  @prop()
+  public desc: string
 
   @prop({ type: mongoose.Schema.Types.Mixed })
   public taskData: any
@@ -95,6 +99,32 @@ export class ChainTaskClass extends BaseModule {
   public static async allUnFinishedTask() {
     return ChainTask.find({ allEnd: false })
   }
+
+  /**
+   * 解析企业微信审批信息
+   */
+  public static async parseWxApprovalInfo({ taskId, name, desc, data }) {
+    let maxTryCount = parseInt(process.env.CHAIN_MAX_TRY)
+    let chainTask = await ChainTask.insertOrUpdate({ taskId }, { name, desc, data })
+    let subTasks: any = []
+    if (chainTask.newRecord) {
+      for (let sub of data) {
+        let subType = sub.type
+        let subTask = new RequestTask({
+          taskId,
+          chainTaskId: chainTask.id,
+          taskType: subType,
+          reqData: sub,
+          maxTryCount,
+        })
+        await subTask.save()
+        chainTask.tasks.pushOnce(subTask.id)
+        subTasks.push(subTask)
+      }
+    }
+    await chainTask.save()
+    return subTasks
+  }
 }
 
 export const ChainTask = getModelForClass(ChainTaskClass, { existingConnection: ChainTaskClass['db'] })

src/queue/task.queue.ts

@@ -0,0 +1,29 @@
+import { AsyncQueue, createAsyncQueue } from 'common/AsyncQueue'
+import { singleton } from 'decorators/singleton'
+import { DocumentType } from '@typegoose/typegoose'
+import { ReqTaskStatus, RequestTaskClass } from 'models/RequestTask'
+import { BlockChain } from 'chain/BlockChain'
+import { ChainTask } from 'models/ChainTask'
+import logger from 'logger/logger'
+import { TaskSvr } from 'service/task.service'
+
+@singleton
+export class ChainQueue {
+  private queue: AsyncQueue
+  private blockChain: BlockChain
+
+  constructor() {
+    this.queue = createAsyncQueue()
+    this.blockChain = new BlockChain()
+  }
+
+  public async addTaskToQueue(spNo: string) {
+    this.queue.push(async () => {
+      try {
+        await new TaskSvr().parseOneTask(spNo)
+      } catch (err) {
+        logger.error('error add task: ' + err)
+      }
+    })
+  }
+}

src/service/task.service.ts

@@ -1,6 +1,15 @@
 import { singleton } from 'decorators/singleton'
+import { ChainTask } from 'models/ChainTask'
+import { ChainQueue } from 'queue/chain.queue'
+import { WechatWorkService } from './wechatwork.service'
 
 @singleton
 export class TaskSvr {
-  public async parseOneTask(data: any) {}
+  public async parseOneTask(spNo: string) {
+    let data = await new WechatWorkService().parseOneTask(spNo)
+    let subTasks = await ChainTask.parseWxApprovalInfo(data)
+    for (let subTask of subTasks) {
+      new ChainQueue().addTaskToQueue(subTask)
+    }
+  }
 }

src/service/wechatwork.service.ts

@@ -1,6 +1,20 @@
 import axios, { AxiosRequestConfig } from 'axios'
 import { singleton } from 'decorators/singleton'
 import fs from 'fs'
+import os from 'os'
+import path from 'path'
+import { excelToJson } from 'utils/excel.util'
+
+// 1-审批中；2-已通过；3-已驳回；4-已撤销；6-通过后撤销；7-已删除；10-已支付
+export enum TaskStatus {
+  PEDING = 1,
+  PASS = 2,
+  REJECT = 3,
+  CANCEL = 4,
+  PASS_CANCEL = 6,
+  DELETE = 7,
+  PAY = 10,
+}
 
 const WX_API_HOST = 'https://qyapi.weixin.qq.com'
 @singleton
@@ -72,6 +86,42 @@ export class WechatWorkService {
     let response = await axios.request(config).then(response => {
       return response.data
     })
+    return response
+  }
+  /**
+   * 调用企业微信审核详情接口, 并处理返回数据
+   * @param spNo 审批单号
+   */
+  public async parseOneTask(spNo: string) {
+    let detail: any = await this.fetchApprovalDetail(spNo)
+    if (detail.errcode) {
+      throw new Error('approval detail error, code: ' + detail.errcode + ' errmsg: ' + detail.errmsg)
+    }
+    const { info } = detail
+    if (info.status !== TaskStatus.PASS) {
+      throw new Error('approval status error, status: ' + info.status)
+    }
+    const { apply_data } = info
+    const { contents } = apply_data
+    let name = ''
+    let desc = ''
+    let fileId = ''
+    for (let content of contents) {
+      let { control, value, title } = content
+      if (control === 'Text' && title.text == '名字') {
+        name = value.text
+      } else if (control === 'Text' && title.text == '描述') {
+        desc = value.text
+      } else if (control === 'File' && value.files.length > 0) {
+        fileId = value.files[0].file_id
+      }
+    }
+    if (!fileId) {
+      throw new Error('no file')
+    }
+    let filePath = await this.fetchFile(fileId)
+    let data = excelToJson(filePath)
+    return { taskId: spNo, name, desc, data }
   }
 
   /**
@@ -91,8 +141,11 @@ export class WechatWorkService {
         media_id: mediaId,
       },
     }
-    let response = await axios.request(config).then(response => {
+    let filename = `${mediaId}.xlsx`
-      response.data.pipe(fs.createWriteStream('ada_lovelace.jpg'))
+    const filePath = path.join(os.tmpdir(), filename)
+    await axios.request(config).then(response => {
+      response.data.pipe(fs.createWriteStream(filePath))
     })
+    return filePath
   }
 }