package handlers

import (
	"net/http"
	"strconv"
	"time"

	"github.com/gin-gonic/gin"

	"airwallex-admin/models"
	"airwallex-admin/services"
)

func GetDashboard(c *gin.Context) {
	// Get daily card limit from settings
	dailyCardLimit := 100
	if v := models.GetSetting(models.DB, "daily_card_limit"); v != "" {
		if n, err := strconv.Atoi(v); err == nil {
			dailyCardLimit = n
		}
	}

	// Count today's successful card creations
	todayStart := time.Now().UTC().Truncate(24 * time.Hour)
	var todayCardCount int64
	models.DB.Model(&models.CardLog{}).
		Where("action = ? AND status = ? AND created_at >= ?", "create_card", "success", todayStart).
		Count(&todayCardCount)

	// Get account balance from API
	var accountBalance interface{}
	balance, err := services.GetBalance(models.DB)
	if err == nil {
		accountBalance = balance
	}

	// Get card counts from API (fetch a large page to count)
	var totalCards, activeCards int
	resp, err := services.ListCards(models.DB, 0, 200, "", "")
	if err == nil {
		if items, ok := resp["items"].([]map[string]interface{}); ok {
			totalCards = len(items)
			for _, item := range items {
				if status, ok := item["card_status"].(string); ok && status == "ACTIVE" {
					activeCards++
				}
			}
		}
	}

	c.JSON(http.StatusOK, gin.H{
		"total_cards":      totalCards,
		"active_cards":     activeCards,
		"today_card_count": todayCardCount,
		"daily_card_limit": dailyCardLimit,
		"account_balance":  accountBalance,
	})
}