package gmodel

import (
	"context"
	"fusenapi/constants"
	"reflect"
	"time"

	"fusenapi/utils/handler"

	"gorm.io/gorm"
)

func (o *FsOrderModel) FindOneBySn(ctx context.Context, userId int64, sn string) (resp *FsOrder, err error) {
	err = o.db.WithContext(ctx).Model(&FsOrder{}).Where(" `user_id` = ? and  `sn` = ? ", userId, sn).Take(&resp).Error
	return resp, err
}

func (o *FsOrderModel) FindOne(ctx context.Context, userId int64, OrderId int64) (order *FsOrder, err error) {
	err = o.db.WithContext(ctx).Model(&FsOrder{}).Where("`user_id` = ? and `id` = ?", userId, OrderId).Take(&order).Error
	if err != nil {
		return nil, err
	}
	return
}

func (o *FsOrderModel) Update(ctx context.Context, data *FsOrder) error {
	return o.db.WithContext(ctx).Model(&FsOrder{}).Where("`id` = ?", data.Id).Updates(&data).Error
}

func (o *FsOrderModel) Create(ctx context.Context, data *FsOrder) error {
	return o.db.WithContext(ctx).Model(&FsOrder{}).Create(&data).Error
}

func (o *FsOrderModel) FindOneAndCreateServiceContact(ctx context.Context, userId int64, OrderId int64, cs *FsContactService) (order *FsOrder, err error) {
	err = o.db.WithContext(ctx).Transaction(func(tx *gorm.DB) error {
		err = tx.Model(order).Select("id").Limit(1).Where("`user_id` = ? and `id` = ?", userId, OrderId).Take(&order).Error
		if err != nil {
			return err
		}
		ctime := time.Now().Unix()
		cs.Ctime = &ctime
		if constants.ConcactService(*cs.Type) == constants.TYPE_DEFAULT {
			*cs.RelationId = 0
		}

		return tx.Model(cs).Create(cs).Error
	})
	return order, err
}

// 获取用户最近下单成功的订单
func (o *FsOrderModel) FindLastSuccessOneOrder(ctx context.Context, userId int64, statusGt int64) (order *FsOrder, err error) {
	err = o.db.WithContext(ctx).Model(&FsOrder{}).Where("`user_id` = ? and `status` > ?", userId, statusGt).Order("id DESC").Take(&order).Error
	return order, err
}

// 分页查询的订单
func (o *FsOrderModel) FindPageListByPage(ctx context.Context, rowBuilder *gorm.DB, page *int64, pageSize *int64, filterMap map[string]string, orderBy string) ([]*FsOrderRel, error) {
	var resp []*FsOrderRel
	// 过滤
	if filterMap != nil {
		rowBuilder = rowBuilder.Scopes(handler.FilterData(filterMap))
	}

	// 排序
	if orderBy != "" {
		var fieldsMap = make(map[string]struct{})
		s := reflect.TypeOf(&FsOrder{}).Elem() //通过反射获取type定义
		for i := 0; i < s.NumField(); i++ {
			fieldsMap[s.Field(i).Tag.Get("json")] = struct{}{}
		}
		rowBuilder = rowBuilder.Scopes(handler.OrderCheck(orderBy, fieldsMap))
	}

	// 分页
	rowBuilder = rowBuilder.Scopes(handler.Paginate(page, pageSize))

	// 结果
	result := rowBuilder.WithContext(ctx).Find(&resp)
	if result.Error != nil {
		return nil, result.Error
	} else {
		return resp, nil
	}
}

type FsOrderRel struct {
	FsOrder
	FsOrderDetails       []FsOrderDetails `gorm:"foreignKey:order_id;references:id"`
	FsOrderAffiliateInfo FsOrderAffiliate `gorm:"foreignKey:order_id;references:id"`
}

type FsOrderDetails struct {
	FsOrderDetail
	FsOrderDetailTemplateInfo FsOrderDetailTemplate `gorm:"foreignKey:id;references:order_detail_template_id"`
	FsProductInfo             FsProduct             `gorm:"foreignKey:id;references:product_id"`
}

func (m *FsOrderModel) RowSelectBuilder(selectData []string) *gorm.DB {
	var rowBuilder = m.db.Table(m.name)

	if selectData != nil {
		rowBuilder = rowBuilder.Select(selectData)
	} else {
		rowBuilder = rowBuilder.Select("*")
	}
	return rowBuilder
}

func (m *FsOrderModel) FindCount(ctx context.Context, countBuilder *gorm.DB, filterMap map[string]string) (int64, error) {
	var count int64

	// 过滤
	if filterMap != nil {
		countBuilder = countBuilder.Scopes(handler.FilterData(filterMap))
	}

	result := countBuilder.WithContext(ctx).Limit(1).Count(&count)
	if result.Error != nil {
		return 0, result.Error
	} else {
		return count, nil
	}
}

func (m *FsOrderModel) TableName() string {
	return m.name
}