package hdl

import (
	"applet/app/db"
	"applet/app/e"
	"applet/app/utils"
	"fmt"
	"github.com/gin-gonic/gin"
	"time"
)

func HomeIndex(c *gin.Context) {
	now := time.Now()

	//1、统计公司数量
	mapArr1, err := db.QueryNativeString(db.Db, "SELECT COUNT(*) AS total FROM `company`")
	if err != nil {
		e.OutErr(c, e.ERR_DB_ORM, err.Error())
		return
	}

	//2、统计校企数量
	mapArr2, err := db.QueryNativeString(db.Db, "SELECT COUNT(*) AS total FROM `enterprise`")
	if err != nil {
		e.OutErr(c, e.ERR_DB_ORM, err.Error())
		return
	}

	//3、统计订单付款金额
	mapArr3, err := db.QueryNativeString(db.Db, fmt.Sprintf("SELECT SUM(amount) AS total FROM `order` where create_at >='%s' and state != 5", now.AddDate(0, -3, 0).Format("2006-01-02 15:04:05")))
	if err != nil {
		e.OutErr(c, e.ERR_DB_ORM, err.Error())
		return
	}

	//4、统计订单取消金额
	mapArr4, err := db.QueryNativeString(db.Db, fmt.Sprintf("SELECT SUM(amount) as total FROM `order` AS total where create_at >='%s' and state = 5", now.AddDate(0, -3, 0).Format("2006-01-02 15:04:05")))
	if err != nil {
		e.OutErr(c, e.ERR_DB_ORM, err.Error())
		return
	}

	var result1, result2, result3, result4 float64
	if mapArr1 != nil {
		result1 = utils.StrToFloat64(mapArr1[0]["total"])
	}
	if mapArr2 != nil {
		result2 = utils.StrToFloat64(mapArr2[0]["total"])
	}
	if mapArr3 != nil {
		result3 = utils.StrToFloat64(mapArr3[0]["total"])
	}
	if mapArr4 != nil {
		result4 = utils.StrToFloat64(mapArr4[0]["total"])
	}
	e.OutSuc(c, map[string]interface{}{
		"company_total_nums":             result1,
		"enterprise_total_nums":          result2,
		"order_total_amount_for_success": result3,
		"order_total_amount_for_cancel":  result4,
	}, nil)
	return
}

func RepayBehaviorAnalysis(c *gin.Context) {
	now := time.Now()

	//1、统计订单数据
	mapArr1, err := db.QueryNativeString(db.Db, fmt.Sprintf("SELECT COUNT(*) AS total, enterprise_id FROM `order` where create_at >='%s' and create_at < '%s' GROUP BY enterprise_id", now.AddDate(0, -3, 0).Format("2006-01-02 15:04:05"), now.Format("2006-01-02 15:04:05")))
	if err != nil {
		e.OutErr(c, e.ERR_DB_ORM, err.Error())
		return
	}

	//2、数据整理
	var dataMap = map[int]float64{}
	var totalNUms = len(mapArr1)
	for _, v := range mapArr1 {
		dataMap[utils.StrToInt(v["total"])]++
	}

	//3、数据计算
	var result []map[string]interface{}
	for k, v := range dataMap {
		result = append(result, map[string]interface{}{
			"key":   utils.IntToStr(k) + "次购买",
			"value": v / float64(totalNUms),
		})
	}
	e.OutSuc(c, map[string]interface{}{
		"result": result,
	}, nil)
	return
}

func OperationalDataStatistics(c *gin.Context) {
	startDate := c.DefaultQuery("start_date", "")
	endDate := c.DefaultQuery("end_date", "")
	if startDate == "" || endDate == "" {
		e.OutErr(c, e.ERR_INVALID_ARGS, "时间范围不能为空")
		return
	}

	now := time.Now()
	//1、商品数量
	mapArr1, err := db.QueryNativeString(db.Db, fmt.Sprintf("SELECT COUNT(*) AS total FROM `goods` where create_at >='%s' and create_at < '%s'", startDate, endDate))
	if err != nil {
		e.OutErr(c, e.ERR_DB_ORM, err.Error())
		return
	}
	mapArr11, err := db.QueryNativeString(db.Db, fmt.Sprintf("SELECT COUNT(*) AS total FROM `goods`"))
	if err != nil {
		e.OutErr(c, e.ERR_DB_ORM, err.Error())
		return
	}

	//2、订单数量
	mapArr2, err := db.QueryNativeString(db.Db, fmt.Sprintf("SELECT COUNT(*) AS total FROM `order` where create_at >='%s' and create_at < '%s'", startDate, endDate))
	if err != nil {
		e.OutErr(c, e.ERR_DB_ORM, err.Error())
		return
	}
	mapArr22, err := db.QueryNativeString(db.Db, fmt.Sprintf("SELECT COUNT(*) AS total FROM `order` where create_at >='%s' and create_at < '%s'", now.AddDate(0, -3, 0).Format("2006-01-02 15:04:05"), now.Format("2006-01-02 15:04:05")))
	if err != nil {
		e.OutErr(c, e.ERR_DB_ORM, err.Error())
		return
	}

	//3、统计订单付款金额
	mapArr3, err := db.QueryNativeString(db.Db, fmt.Sprintf("SELECT SUM(amount) AS total FROM `order` where create_at >='%s' and create_at < '%s' and state != 5", startDate, endDate))
	if err != nil {
		e.OutErr(c, e.ERR_DB_ORM, err.Error())
		return
	}
	mapArr33, err := db.QueryNativeString(db.Db, fmt.Sprintf("SELECT SUM(amount) as total FROM `order` AS total where create_at >='%s' and create_at < '%s' and state != 5", now.AddDate(0, -3, 0).Format("2006-01-02 15:04:05"), now.Format("2006-01-02 15:04:05")))
	fmt.Println(fmt.Sprintf("SELECT SUM(amount) as total FROM `order` AS total where create_at >='%s' and create_at < '%s' and state != 5", now.AddDate(0, -3, 0).Format("2006-01-02 15:04:05"), now.Format("2006-01-02 15:04:05")))
	if err != nil {
		e.OutErr(c, e.ERR_DB_ORM, err.Error())
		return
	}

	//4、统计订单取消金额
	mapArr4, err := db.QueryNativeString(db.Db, fmt.Sprintf("SELECT SUM(amount) AS total FROM `order` where create_at >='%s' and create_at < '%s' and state = 5", startDate, endDate))
	if err != nil {
		e.OutErr(c, e.ERR_DB_ORM, err.Error())
		return
	}
	mapArr44, err := db.QueryNativeString(db.Db, fmt.Sprintf("SELECT SUM(amount) as total FROM `order` AS total where create_at >='%s' and create_at < '%s' and state = 5", now.AddDate(0, -3, 0).Format("2006-01-02 15:04:05"), now.Format("2006-01-02 15:04:05")))
	if err != nil {
		e.OutErr(c, e.ERR_DB_ORM, err.Error())
		return
	}

	var result1, result2, result3, result4, result11, result22, result33, result44 float64
	if mapArr1 != nil {
		result1 = utils.StrToFloat64(mapArr1[0]["total"])
	}
	if mapArr2 != nil {
		result2 = utils.StrToFloat64(mapArr2[0]["total"])
	}
	if mapArr3 != nil {
		result3 = utils.StrToFloat64(mapArr3[0]["total"])
	}
	if mapArr4 != nil {
		result4 = utils.StrToFloat64(mapArr4[0]["total"])
	}
	if mapArr11 != nil {
		result11 = utils.StrToFloat64(mapArr11[0]["total"])
	}
	if mapArr22 != nil {
		result22 = utils.StrToFloat64(mapArr22[0]["total"])
	}
	if mapArr33 != nil {
		result33 = utils.StrToFloat64(mapArr33[0]["total"])
	}
	if mapArr44 != nil {
		result44 = utils.StrToFloat64(mapArr44[0]["total"])
	}

	e.OutSuc(c, map[string]interface{}{
		"goods_increase_value":                      result1,
		"goods_total_value":                         result11,
		"order_increase_value":                      result2,
		"order_total_value":                         result22,
		"success_order_total_amount_increase_value": result3,
		"success_order_total_amount_total_value":    result33,
		"cancel_order_total_amount_increase_value":  result4,
		"cancel_order_total_amount_total_value":     result44,
	}, nil)
	return
}