package maintainance

import (
	"adm-vehicle-style/errors"
	"adm-vehicle-style/model"
	v1 "adm-vehicle-style/pb/v1"
	"context"
	"encoding/json"
	"fmt"
	"time"

	"git.getensh.com/common/gopkgsv2/database"
	"git.getensh.com/common/gopkgsv2/logger"
	"go.uber.org/zap"
	"google.golang.org/grpc/status"
	"gorm.io/gorm"
)

func ChooseTemplateDetail(ctx context.Context, req *v1.ChooseTemplateDetailRequest) (reply *v1.EmptyReply, err error) {
	reply = &v1.EmptyReply{}
	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"))
			}
		}
	}()

	var (
		tx = database.DB().Begin()
	)

	defer func() {
		if err != nil {
			tx.Rollback()
			return
		}

		tx.Commit()
	}()

	// 删除原有维保手册
	if err := model.NewMaintainDetailModel().Delete(tx.Where("style_id = ?", req.StyleId)); err != nil {
		return reply, errors.SystemError
	}

	if err := model.NewMaintainTitleModel().Delete(tx.Where("style_id = ?", req.StyleId)); err != nil {
		return reply, errors.SystemError
	}

	// 查询模板详情
	list, err := model.NewMaintainDetailTemplateModel().List(database.DB().Where("tid = ?", req.Tid))
	if err != nil {
		if err == gorm.ErrRecordNotFound {
			return reply, errors.DataNotExistError
		}

		return reply, errors.SystemError
	}

	inserts := make([]model.GdMaintainDetail, 0, len(list))
	for _, v := range list {
		inserts = append(inserts, model.GdMaintainDetail{
			StyleId:   req.StyleId,
			ItemId:    v.ItemId,
			StartMile: v.StartMile,
			MileCycle: v.MileCycle,
			StartDate: v.StartDate,
			DateCycle: v.DateCycle,
			CreatedAt: time.Now(),
			UpdatedAt: time.Now(),
		})
	}

	if err := model.NewMaintainDetailModel().Insert(tx, inserts); err != nil {
		return reply, errors.SystemError
	}

	// 查询模板标题
	title, err := model.NewMaintenanceTitleTemplateModel().Get(database.DB().Where("tid = ?", req.Tid))
	if err != nil {
		if err == gorm.ErrRecordNotFound {
			return reply, errors.DataNotExistError
		}

		return reply, errors.SystemError
	}

	// 没有title
	insert := &model.GdMaintainTitle{
		StartMile:            title.StartMile,
		StartDate:            title.StartDate,
		StyleId:              req.StyleId,
		MaintainMileMinCycle: title.MaintainMileMinCycle,
		MaintainDateMinCycle: title.MaintainDateMinCycle,
		RepairCycle:          title.RepairCycle,
		WashCycle:            title.WashCycle,
		CreatedAt:            time.Now(),
		UpdatedAt:            time.Now(),
	}

	if err := model.NewMaintainTitleModel().Insert(tx, insert); err != nil {
		return reply, errors.SystemError
	}

	return reply, nil
}