package service

import (
	"github.com/gin-gonic/gin"
	"gorm.io/gorm"
	"log"
	"sfis/db"
	"sfis/model"
	"sfis/model/response"
	"strconv"
	"strings"
	"time"
)

func UserProject(projectIds, appId, startTime, endTime string, leftNum, costModel, interfaceStatus, callTimesLimitDay, dataNumOneTimes, tradeMoney, buyType, historyUnitPrice int, c *gin.Context) {
	projectIdsArr := strings.Split(projectIds, ",")
	if len(projectIdsArr) > 0 {
		var errs error
		for _, v := range projectIdsArr {
			userProject := &model.UserProduct{}
			userProject.AppID = appId
			userProject.StartAt, _ = time.ParseInLocation("2006-01-02 15:04:05", startTime, time.Local)
			userProject.EndAt, _ = time.ParseInLocation("2006-01-02 15:04:05", endTime, time.Local)
			userProject.LeftNum = leftNum
			userProject.CostModel = costModel
			userProject.InterfaceStatus = interfaceStatus
			userProject.CallTimesLimitDay = callTimesLimitDay
			userProject.DataNumLimitOneTimes = dataNumOneTimes
			id, _ := strconv.Atoi(v)
			userProject.ProductID = id
			userProjectInfo := []model.UserProduct{}
			err := db.GetSFISDB().Where("product_id = ? and app_id = ?", id, appId).Find(&userProjectInfo).Error
			if err != nil {
				response.FailWithMessage("查询用户产品信息出错", c)
				return
			}
			if len(userProjectInfo) > 0 {
				before := userProjectInfo[0].LeftNum
				after := userProjectInfo[0].LeftNum + leftNum
				userProjectId := userProjectInfo[0].ID
				errs = db.GetSFISDB().Transaction(func(tx *gorm.DB) error {
					//更新用户产品信息
					userProject.LeftNum = userProjectInfo[0].LeftNum + leftNum
					err := tx.Exec("update user_product set left_num = left_num + ?, start_at = ?,end_at = ?,cost_model = ?,interface_status = ?,call_times_limit_day=?,data_num_limit_one_times=? where product_id = ? and app_id = ?", leftNum, startTime, endTime, costModel, interfaceStatus, callTimesLimitDay, dataNumOneTimes, id, appId).Error
					if err != nil {
						log.Printf("appID:[%s],projectId:[%d] execute cost user_account error:[%v]", appId, id, err)
						tx.Rollback()
						return err
					}
					//生成购买产品记录
					err = tx.Exec("insert into user_buy_record (`app_id`,`product_id`,`user_product_id`,`before`,`after`,`trade_money`,`buy_type`,`history_unit_price`) values (?,?,?,?,?,?,?,?)", appId, id, userProjectId, before, after, tradeMoney, buyType, historyUnitPrice).Error
					if err != nil {
						log.Printf("appID:[%s],projectId[%d],trade_money:[%d] execute insert into user_buy_record error:[%v]", appId, id, tradeMoney, err)
						tx.Rollback()
						return err
					}
					return nil
				})
			} else {
				errs = db.GetSFISDB().Transaction(func(tx *gorm.DB) error {
					//生用户产品
					err := tx.Create(userProject).Error
					if err != nil {
						log.Printf("appID:[%s],projectId:[%d] insert user_project error:[%v]", appId, id, err)
						tx.Rollback()
						return tx.Error
					}
					userProjectId := userProject.ID
					//生成购买产品记录
					err = tx.Exec("insert into user_buy_record (`app_id`,`product_id`,`user_product_id`,`before`,`after`,`trade_money`,`buy_type`,`history_unit_price`) values (?,?,?,?,?,?,?,?)", appId, id, userProjectId, 0, leftNum, tradeMoney, buyType, historyUnitPrice).Error
					if err != nil {
						log.Printf("appID:[%s],projectId[%d],trade_money:[%d] execute insert into user_buy_record error:[%v]", appId, id, tradeMoney, err)
						tx.Rollback()
						return err
					}
					return nil
				})
			}

		}
		if errs == nil {
			response.Ok(c)
			return
		} else {
			response.FailWithMessage("购买产品失败", c)
			return
		}

	}
	response.FailWithMessage("缺少参数", c)
}

func UserProjectList(appId string, c *gin.Context) {
	userProject := []model.UserProduct{}
	err := db.GetSFISDB().Where("app_id = ? and ", appId).Find(&userProject).Error
	if err != nil {
		log.Printf("appID:[%s] find into user_project error:[%v]", appId, err)
		response.FailWithMessage("查询出错", c)
	} else {
		response.OkWithData(userProject, c)
	}
}