<?php

namespace App\Http\Controllers;

use App\Models\UserAlertSetting;
use App\Models\WaktuMakan;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
use Carbon\Carbon;

class AlertSettingController extends Controller
{
    public function index()
    {
        $user = Auth::user();
        $alertSetting = UserAlertSetting::where('user_id', $user->id)->first();
        
        if (!$alertSetting) {
            $alertSetting = UserAlertSetting::create([
                'user_id' => $user->id,
                'is_enabled' => true,
                'enabled_waktu_makan_ids' => WaktuMakan::where('is_active', true)->pluck('id')->toArray()
            ]);
        }

        $waktuMakans = WaktuMakan::where('is_active', true)->get();
        
        return view('user.alert-settings', compact('alertSetting', 'waktuMakans'));
    }

    public function update(Request $request)
    {
        $user = Auth::user();
        $alertSetting = UserAlertSetting::where('user_id', $user->id)->first();
        
        if (!$alertSetting) {
            $alertSetting = new UserAlertSetting();
            $alertSetting->user_id = $user->id;
        }

        $alertSetting->is_enabled = $request->has('is_enabled');
        $alertSetting->enabled_waktu_makan_ids = $request->enabled_waktu_makan_ids ?? [];
        $alertSetting->save();

        return redirect()->back()->with('success', 'Pengaturan alert berhasil diperbarui!');
    }

    public function toggle()
    {
        $user = Auth::user();
        $alertSetting = UserAlertSetting::where('user_id', $user->id)->first();
        
        if (!$alertSetting) {
            $alertSetting = UserAlertSetting::create([
                'user_id' => $user->id,
                'is_enabled' => true,
                'enabled_waktu_makan_ids' => WaktuMakan::where('is_active', true)->pluck('id')->toArray()
            ]);
        }

        $alertSetting->is_enabled = !$alertSetting->is_enabled;
        $alertSetting->save();

        return response()->json([
            'success' => true,
            'is_enabled' => $alertSetting->is_enabled,
            'message' => $alertSetting->is_enabled ? 'Alert diaktifkan' : 'Alert dinonaktifkan'
        ]);
    }

    public function getCurrentAlerts()
    {
        $user = Auth::user();
        $alertSetting = UserAlertSetting::where('user_id', $user->id)->first();
        
        if (!$alertSetting || !$alertSetting->is_enabled) {
            return response()->json(['alerts' => []]);
        }

        $currentTime = Carbon::now(config('app.timezone'));
        $enabledWaktuMakan = $alertSetting->enabledWaktuMakan;
        
        $alerts = [];
        foreach ($enabledWaktuMakan as $waktuMakan) {
            // Gunakan method baru untuk cek waktu makan
            if ($waktuMakan->isWaktuMakanSekarang(30)) {
                $alerts[] = [
                    'id' => $waktuMakan->id,
                    'nama' => $waktuMakan->nama,
                    'alert_text' => $waktuMakan->alert_text,
                    'waktu' => $waktuMakan->getWaktuFormatted(),
                    'waktu_ampm' => $waktuMakan->getWaktuAMPM(),
                    'timezone' => config('app.timezone')
                ];
            }
        }

        return response()->json(['alerts' => $alerts]);
    }

    public function testAlert()
    {
        $user = Auth::user();
        $alertSetting = UserAlertSetting::where('user_id', $user->id)->first();
        
        if (!$alertSetting) {
            $alertSetting = UserAlertSetting::create([
                'user_id' => $user->id,
                'is_enabled' => true,
                'enabled_waktu_makan_ids' => WaktuMakan::where('is_active', true)->pluck('id')->toArray()
            ]);
        }

        $enabledWaktuMakan = $alertSetting->enabledWaktuMakan;
        
        if ($enabledWaktuMakan->isEmpty()) {
            return response()->json([
                'success' => false,
                'message' => 'Pilih minimal satu waktu makan untuk test alert!'
            ]);
        }

        // Ambil waktu makan pertama yang aktif
        $testWaktuMakan = $enabledWaktuMakan->first();
        
        return response()->json([
            'success' => true,
            'alert' => [
                'nama' => $testWaktuMakan->nama,
                'alert_text' => $testWaktuMakan->alert_text,
                'waktu' => $testWaktuMakan->getWaktuFormatted(),
                'waktu_ampm' => $testWaktuMakan->getWaktuAMPM(),
                'timezone' => config('app.timezone')
            ]
        ]);
    }
}