<?php

namespace App\Http\Controllers\website;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use App\Models\Website\Project;
use App\Models\Website\ProjectCategory;

class ProjectController extends Controller
{
    public function index($locale): \Illuminate\Http\JsonResponse
    {
        // Read per_page from query string or set a default value
        $perPage = request()->query('per_page', 10); // مقدار پیش‌فرض ۱۰ در نظر گرفته می‌شود

        // Retrieve projects with translations and categories
        $projects = Project::with('translations', 'category.translations')->paginate($perPage);
        $formattedProjects = $projects->items();

        $formattedProjects = array_map(function ($project) use ($locale) {
            $translation = $project->translations->firstWhere('locale', $locale);
            $categoryTranslation = $project->category->translations->firstWhere('locale', $locale);

            return [
                'id' => $project->id,
                'title' => $translation ? $translation->title : null,
                'category' => $categoryTranslation ? $categoryTranslation->title : null,
                'images' => [
                    ['src' => $project->image1, 'position' => '1', 'zIndex' => 1],
                    ['src' => $project->image2, 'position' => '2', 'zIndex' => 2],
                ],
                'created_at' => $project->created_at,
                'updated_at' => $project->updated_at,
            ];
        }, $formattedProjects);

        return response()->json([
            'projects' => [
                'current_page' => $projects->currentPage(),
                'data' => $formattedProjects,
                'total' => $projects->total(),
                'last_page' => $projects->lastPage(),
            ],
            'categories' => ProjectCategory::all()->map(function ($category) use ($locale) {
                return [
                    'id' => $category->id,
                    'title' => $category->translations->firstWhere('locale', $locale)->title ?? null,
                    'image' => $category->image,
                ];
            }),
        ]);
    }


    public function store(Request $request)
    {
        $project = Project::create($request->only(['category_id', 'image1', 'image2']));

        // ایجاد ترجمه‌ها
        foreach (['fa', 'en'] as $locale) {
            $project->translations()->create([
                'locale' => $locale,
                'title' => $request->input("title_$locale"),
                'description' => $request->input("description_$locale"),
            ]);
        }

        return response()->json($project->load('translations'), 201);
    }

    public function show($id)
    {
        $project = Project::with('translations', 'category.translations')->findOrFail($id);

        $translation = $project->translations->firstWhere('locale', 'fa');
        $categoryTranslation = $project->category->translations->firstWhere('locale', 'fa');

        $formattedProject = [
            'id' => $project->id,
            'title' => $translation ? $translation->title : null,
            'category' => $categoryTranslation ? $categoryTranslation->title : null,
            'images' => [
                ['src' => $project->image1, 'position' => '1', 'zIndex' => 1],
                ['src' => $project->image2, 'position' => '2', 'zIndex' => 2],
            ],
            'created_at' => $project->created_at,
            'updated_at' => $project->updated_at,
        ];

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


    public function update(Request $request, $id)
    {
        $project = Project::findOrFail($id);
        $project->update($request->only(['category_id', 'image1', 'image2']));

        // به‌روزرسانی ترجمه‌ها
        foreach (['fa', 'en'] as $locale) {
            $project->translations()->updateOrCreate(
                ['locale' => $locale],
                [
                    'title' => $request->input("title_$locale"),
                    'description' => $request->input("description_$locale"),
                ]
            );
        }

        return response()->json($project->load('translations'));
    }

    public function destroy($id)
    {
        Project::destroy($id);
        return response()->json(null, 204);
    }
}