'use strict';
const Service = require('egg').Service;
const _ = require("lodash");
class UserService extends Service {
  //用户登录
  async login(uesrData) {
    let { ctx } = this;
    let filterOption = {
      "filters": {
        "submission.username": uesrData.username,
        "submission.password": uesrData.password
      },
      "sort": {
        "create_at": -1
      },
      "skip": 0,
      "limit": 1,
    }
    let res = await ctx.service.utils.getDataList("User", filterOption);
    let returnData =
    {
      haserror: true,
      msg: `账号或密码出错请重新登录`,
      username: _.get(uesrData, ["username"], ""),
    };
    if (res.total) {
      //登录成功后新增一条登录信息
      await this.addLoginInfo(_.get(uesrData, ["username"], ""), _.get(res, ["results", 0, "role"], "operator"))
      returnData =
      {
        haserror: false,
        msg: `${_.get(uesrData, ["username"], "")}用户登录成功`,
        username: _.get(uesrData, ["username"], ""),
        _id: _.get(res, ["results", 0, "_id"], ""),
        role: _.get(res, ["results", 0, "role"], "operator"),
        token: this.genToken(_.get(res, ["results", 0, "_id"], "")),
      }
    }
    return returnData
  }
  //新增用户
  async addUser(uesrData) {
    let { ctx } = this;
    let params = {
      submission: {
        username: _.get(uesrData, ["username"], ""),
        password: _.get(uesrData, ["password"], "")
      }
    }
    let returnData =
    {
      haserror: true,
      msg: `${_.get(uesrData, ["username"], "")}用户重复，请输入不同用户`,
      username: _.get(uesrData, ["username"]),
    };
    try {
      let result = await ctx.model.User.create(params)
      //注册成功后新增一条登录信息
      await this.addLoginInfo(_.get(uesrData, ["username"], ""), result.role)
      returnData = {
        haserror: false,
        msg: `${_.get(result, ["submission", "username"], "")}用户新建成功`,
        username: _.get(result, ["submission", "username"]),
        _id: result._id,
        role: result.role,
        token: this.genToken(result._id),
      };

    } catch (error) {
    }
    return returnData
  }
  // //修改用户
  // async updateUser(filter) {
  //   let { ctx } = this;
  //   let res = await ctx.model.User.findOneAndUpdate({ username: filter.username }, { password: filter.password }, function (err, data) {
  //     if (err) {
  //       return "修改失败"
  //     } else {
  //       return "修改成功"
  //     }
  //   }
  //   );
  //   return res
  // }
  // //删除用户
  // async delUser(uesrData) {
  //   let { ctx } = this;
  //   let res = await ctx.model.User.findOneAndUpdate({ username: filter.username }, { delete: true }, function (err, data) {
  //     if (err) {
  //       return "删除失败"
  //     } else {
  //       return "删除成功"
  //     }
  //   }
  //   );
  //   return res
  // }
  //获取用户列表
  async getUserList(uesrData) {
    let { ctx } = this;
    let filterOption = {
      "project": {
        "submission.username": "$submission.username",
        "role": "$role",
        "create_at": "$create_at"
      },
      "sort": {
        "create_at": -1
      },
      "skip": 0,
      "limit": 10,
      ...uesrData
    }
    filterOption = _.merge(filterOption, uesrData)
    let res = await ctx.service.utils.getDataList("User", filterOption);
    return res
  }
  //获取用户登录列表
  async getUserLoginList(uesrData) {
    let { ctx } = this;
    let filterOption = {
      "project": {
        "username": "$username",
        "role": "$role",
        "create_at": "$create_at"
      },
      "sort": {
        "create_at": -1
      },
      "skip": 0,
      "limit": 10,
      ...uesrData
    }
    filterOption = _.merge(filterOption, uesrData)
    let res = await ctx.service.utils.getDataList("UserLoginRecord", filterOption);
    return res
  }
  //登陆后或者注册后新增一条登录信息数据
  async addLoginInfo(username = "", role = "operator") {
    let { ctx, app } = this
    let res = await ctx.model.UserLoginRecord.create({ username: username, role: role })
    return res
  }
  //根据用户id生成token
  genToken(id) {
    // //生成Token
    let { app } = this
    let token = app.jwt.sign({
      userID: id,	//需要存储的Token数据
    }, app.config.jwt.secret, { expiresIn: 24 * 60 * 60 + 's' });
    return token
  }
}

module.exports = UserService;