<?php

namespace App\Http\Controllers;

use App\Models\OfficeLocation;
use App\Models\PublicHoliday;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Http;

class PublicHolidaysController extends Controller
{
    public function index($officeId)
    {
        $holidays = PublicHoliday::where('office_location_id', $officeId)
            ->orderBy('holiday_date', 'asc')
            ->get();
            
        return response()->json($holidays);
    }

    public function store(Request $request)
    {
        $validated = $request->validate([
            'office_location_id' => 'required|exists:office_locations,id',
            'name' => 'required|string|max:255',
            'holiday_date' => 'required|date',
            'is_recurring' => 'boolean',
        ]);

        $validated['is_recurring'] = $request->has('is_recurring');

        PublicHoliday::create($validated);

        return response()->json(['success' => true]);
    }

    public function destroy(PublicHoliday $holiday)
    {
        $holiday->delete();
        return response()->json(['success' => true]);
    }

    public function importFromApi(Request $request, $officeId)
    {
        $location = OfficeLocation::findOrFail($officeId);
        $year = $request->input('year', now()->year);
        $countryCode = $request->input('country_code');

        if (!$countryCode) {
            return response()->json(['success' => false, 'message' => 'Country code missing.'], 400);
        }

        $response = Http::get("https://date.nager.at/api/v3/PublicHolidays/{$year}/{$countryCode}");

        if ($response->successful()) {
            $apiHolidays = $response->json();
            $count = 0;

            foreach ($apiHolidays as $holiday) {
                PublicHoliday::updateOrCreate(
                    [
                        'office_location_id' => $location->id,
                        'holiday_date' => $holiday['date'],
                    ],
                    [
                        'name' => $holiday['name'],
                        'is_recurring' => $holiday['fixed'] ?? false,
                    ]
                );
                $count++;
            }

            return response()->json([
                'success' => true,
                'message' => "Successfully imported {$count} holidays."
            ]);
        }

        return response()->json(['success' => false, 'message' => 'Failed to fetch from API.'], 500);
    }
}