【愚公系列】华为云轻应用之手把手教你用搭一个WeLink上的出差应用丨【AppCube X WeLink双剑合璧】（1）

import * as db from 'db';//数据库
import * as context from 'context';//上下文
//输入参数
@action.object({ type: "param" })
export class ActionInput {
    @action.param({ type: 'Object'， required: true， label: 'object' })
    busiTripData: object;
}
//输出参数
@action.object({ type: "param" })
export class ActionOutput {
    @action.param({ type: 'String' })
    id: string;
}
//调用脚本执行函数
@useObject(['N1144200306__businessTrip__CST'])//对象变量对应的model
@action.object({ type: "method" })
export class CreateBusiTrip {
  //输入输出参数
    @action.method({ input: 'ActionInput'， output: 'ActionOutput' })
    //脚本运行函数
    public run(input: ActionInput): ActionOutput {
      //创建输入参数实例对象
        let out = new ActionOutput();
        //创建错误类对象
        let error = new Error();
        try {
            let busiTripData = input.busiTripData;
            let s = db.object('N1144200306__businessTrip__CST');
            //判断流程id是否存在，存在则更新，不存在则创建
            if (busiTripData['id']) {
                let condition = {
                    "conjunction": "AND"，
                    "conditions": [{
                        "field": "id"，
                        "operator": "eq"，
                        "value": busiTripData['id']
                    }]
                };
                s.updateByCondition(condition， busiTripData);
            } else {
                const userId = context.getUserId();
                busiTripData['N1144200306__Applicant__CST'] = userId;
                let id = s.insert(busiTripData);
                if (id) {
                    out.id = id;
                } else {
                    error.name = "CREATE_BUSI_TRIP_ERROR";
                    error.message = "申请出差失败！";
                    throw error;
                }
            }
        } catch (err) {
            console.error(err.name， err.message);
            context.setError(err.name， err.message);
        }
        return out;
    }
}