// Copyright 2019 getensh.com. All rights reserved.
// Use of this source code is governed by getensh.com.

package contact

import (
	"context"
	"encoding/json"
	"fmt"
	"git.getensh.com/common/gopkgs/database"
	"git.getensh.com/common/gopkgs/logger"
	"go.uber.org/zap"
	"google.golang.org/grpc/status"
	"time"
	"xingjia-management-gateway/apis"
	"xingjia-management-gateway/consts"
	"xingjia-management-gateway/errors"
	"xingjia-management-gateway/impl/v1/operation_log"
	dbmodel "xingjia-management-gateway/model"
)

func checkContactAddParam(req *apis.ContactAddRequest) error {
	switch {
	case req.SelfId == 0:
		return status.Error(10003, "未知操作者")
	}
	return nil
}

func getContactContent(p dbmodel.TContact) string {
	m := map[string]interface{}{
		"电话": p.Phone,
		"地址": p.Addr,
		"邮箱": p.Email,
	}
	bytes, _ := json.Marshal(m)
	return string(bytes)
}

//
func ContactAdd(ctx context.Context, req *apis.ContactAddRequest) (reply *apis.ContactAddReply, err error) {

	reply = &apis.ContactAddReply{}

	// 捕获各个task中的异常并返回给调用者
	defer func() {
		if r := recover(); r != nil {
			err = fmt.Errorf("%+v", r)
			e := &status.Status{}
			if er := json.Unmarshal([]byte(err.Error()), e); er != nil {
				logger.Error("err",
					zap.String("system_err", err.Error()),
					zap.Stack("stacktrace"))
			}
		}
	}()

	if err = checkContactAddParam(req); err != nil {
		return nil, err
	}
	now := time.Now()
	p := dbmodel.TContact{}
	p.Phone = req.Phone
	p.Addr = req.Addr
	p.Email = req.Email
	p.CreatedAt = now
	p.UpdatedAt = now

	exist := false
	operation := consts.OperationActionAdd

	if req.Id > 0 {
		exist = true
		operation = consts.OperationActionUpdate
	}

	db := database.DB().Begin()
	defer func() {
		if err != nil {
			db.Rollback()
		}
	}()

	originContent := ""
	targetContent := ""
	if !exist {
		p.ID = 1
		err = p.Insert(db)
		if err != nil {
			return nil, errors.DataBaseError
		}
		targetContent = getContactContent(p)
	} else {
		where := map[string]interface{}{
			"id": req.Id,
		}
		values := map[string]interface{}{
			"addr":       req.Addr,
			"phone":      req.Phone,
			"email":      req.Email,
			"updated_at": time.Now(),
		}
		old := dbmodel.TContact{}
		err = old.Find(db, where)
		if err != nil {
			return nil, errors.DataBaseError
		}
		err = p.Update(db, where, values)
		if err != nil {
			return nil, errors.DataBaseError
		}

		originContent = getContactContent(old)
		targetContent = getContactContent(p)
	}

	// 操作日志
	logReq := &apis.OperationLogAddRequest{
		OriginContent: originContent,
		TargetContent: targetContent,
		Uid:           req.SelfId,
		User:          req.SelfName,
		Module:        consts.OperationModuleContact,
		OperationTime: now.Unix(),
		Operation:     int32(operation),
	}
	err = operation_log.OperationLogAddHandle(logReq, db)
	if err != nil {
		return nil, err
	}

	db.Commit()

	return reply, nil
}