package main

import (
	"bindbox-game/configs"
	"bindbox-game/internal/repository/mysql"
	"bindbox-game/internal/repository/mysql/model"
	"flag"
	"fmt"
)

type RevenueStat struct {
	ActivityID    int64
	TotalRevenue  int64
	TotalDiscount int64
}

type DrawStat struct {
	ActivityID    int64
	TotalCount    int64
	GamePassCount int64
	PaymentCount  int64
	RefundCount   int64
	PlayerCount   int64
}

func main() {
	flag.Parse()
	configs.Init()
	dbRepo, err := mysql.New()
	if err != nil {
		panic(err)
	}
	db := dbRepo.GetDbR()

	activityIDs := []int64{89}

	// 1. Debug Step 2: Draw Stats
	var drawStats []DrawStat
	err = db.Table(model.TableNameActivityDrawLogs).
		Select(`
			activity_issues.activity_id, 
			COUNT(activity_draw_logs.id) as total_count,
			SUM(CASE WHEN orders.status = 2 AND orders.actual_amount = 0 THEN 1 ELSE 0 END) as game_pass_count,
			SUM(CASE WHEN orders.status = 2 AND orders.actual_amount > 0 THEN 1 ELSE 0 END) as payment_count,
			SUM(CASE WHEN orders.status IN (3, 4) THEN 1 ELSE 0 END) as refund_count,
			COUNT(DISTINCT CASE WHEN orders.status = 2 THEN activity_draw_logs.user_id END) as player_count
		`).
		Joins("JOIN activity_issues ON activity_issues.id = activity_draw_logs.issue_id").
		Joins("LEFT JOIN orders ON orders.id = activity_draw_logs.order_id").
		Where("activity_issues.activity_id IN ?", activityIDs).
		Group("activity_issues.activity_id").
		Scan(&drawStats).Error

	if err != nil {
		fmt.Printf("DrawStats Error: %v\n", err)
	} else {
		fmt.Printf("DrawStats: %+v\n", drawStats)
	}

	// 2. Debug Step 3: Revenue Stats (With WHERE filter)
	var revenueStats []RevenueStat
	err = db.Table(model.TableNameOrders).
		Select(`
				activity_issues.activity_id, 
				SUM(orders.actual_amount * order_activity_draws.draw_count / order_total_draws.total_count) as total_revenue, 
				SUM(orders.discount_amount * order_activity_draws.draw_count / order_total_draws.total_count) as total_discount
			`).
		Joins(`JOIN (
				SELECT activity_draw_logs.order_id, activity_issues.activity_id, COUNT(*) as draw_count
				FROM activity_draw_logs
				JOIN activity_issues ON activity_issues.id = activity_draw_logs.issue_id
				GROUP BY activity_draw_logs.order_id, activity_issues.activity_id
			) as order_activity_draws ON order_activity_draws.order_id = orders.id`).
		Joins(`JOIN (
				SELECT order_id, COUNT(*) as total_count
				FROM activity_draw_logs
				GROUP BY order_id
			) as order_total_draws ON order_total_draws.order_id = orders.id`).
		Joins("JOIN activity_issues ON activity_issues.activity_id = order_activity_draws.activity_id").
		Where("orders.status = ? AND orders.status != ?", 2, 4).
		Where("orders.actual_amount > ?", 0). // <--- The problematic filter?
		Where("activity_issues.activity_id IN ?", activityIDs).
		Group("activity_issues.activity_id").
		Scan(&revenueStats).Error

	if err != nil {
		fmt.Printf("RevenueStats (With Filter) Error: %v\n", err)
	} else {
		fmt.Printf("RevenueStats (With Filter): %+v\n", revenueStats)
	}

	// 3. Debug Step 3: Revenue Stats (Without WHERE filter, using CASE in Select)
	var revenueStats2 []RevenueStat
	err = db.Table(model.TableNameOrders).
		Select(`
				activity_issues.activity_id, 
				SUM(orders.actual_amount * order_activity_draws.draw_count / order_total_draws.total_count) as total_revenue, 
				SUM(CASE WHEN orders.actual_amount > 0 THEN orders.discount_amount * order_activity_draws.draw_count / order_total_draws.total_count ELSE 0 END) as total_discount
			`).
		Joins(`JOIN (
				SELECT activity_draw_logs.order_id, activity_issues.activity_id, COUNT(*) as draw_count
				FROM activity_draw_logs
				JOIN activity_issues ON activity_issues.id = activity_draw_logs.issue_id
				GROUP BY activity_draw_logs.order_id, activity_issues.activity_id
			) as order_activity_draws ON order_activity_draws.order_id = orders.id`).
		Joins(`JOIN (
				SELECT order_id, COUNT(*) as total_count
				FROM activity_draw_logs
				GROUP BY order_id
			) as order_total_draws ON order_total_draws.order_id = orders.id`).
		Joins("JOIN activity_issues ON activity_issues.activity_id = order_activity_draws.activity_id").
		Where("orders.status = ? AND orders.status != ?", 2, 4).
		// Where("orders.actual_amount > ?", 0). // Removed
		Where("activity_issues.activity_id IN ?", activityIDs).
		Group("activity_issues.activity_id").
		Scan(&revenueStats2).Error

	if err != nil {
		fmt.Printf("RevenueStats (With CASE) Error: %v\n", err)
	} else {
		fmt.Printf("RevenueStats (With CASE): %+v\n", revenueStats2)
	}
}