<?php

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use App\Models\BylawDocument;
use App\Models\BylawLegalAuthority;
use App\Models\BylawSubjectCategory;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Storage;

class BylawDocumentController extends Controller
{
    public function index(Request $request)
    {
        $query = BylawDocument::with(['category', 'approvalAuthority', 'promulgationAuthority']);
        if ($request->filled('q')) {
            $query->where('title', 'like', "%{$request->q}%");
        }
        $items = $query->latest()->paginate(15)->withQueryString();

        return view('admin.bylaw-document.index', compact('items'));
    }

    public function create()
    {
        $categories = BylawSubjectCategory::all();
        $authorities = BylawLegalAuthority::all();

        return view('admin.bylaw-document.create', compact('categories', 'authorities'));
    }

    public function store(Request $request)
    {
        $data = $request->validate([
            'title' => 'required|string|max:1000',
            'category_id' => 'nullable|exists:bylaw_subject_categories,id',
            'approval_authority_id' => 'nullable|exists:bylaw_legal_authorities,id',
            'approval_date' => 'nullable|date',
            'promulgation_authority_id' => 'nullable|exists:bylaw_legal_authorities,id',
            'promulgation_date' => 'nullable|date',
            'promulgation_number' => 'nullable|string|max:100',
            'official_gazette_number' => 'nullable|string|max:100',
            'official_gazette_date' => 'nullable|date',
            'execution_date' => 'nullable|date',
            'bylaw_type' => 'required|in:executive,delegated,independent',
            'global_status' => 'required|in:valid,explicitly_repealed,implicitly_repealed,annulled,expired,draft',
            'pdf_file' => 'nullable|file|mimes:pdf|max:20480',
            'pdf_file_path' => 'nullable|string|max:500',
            'is_published' => 'nullable|boolean',
            'description' => 'nullable|string',
        ]);

        if ($request->hasFile('pdf_file')) {
            $data['pdf_file_path'] = $request->file('pdf_file')->store('pdfs', 'public');
        }

        $data['is_published'] = $request->boolean('is_published');
        BylawDocument::create($data);

        return redirect(route('bylaw-document.index'));
    }

    public function edit(BylawDocument $bylawDocument)
    {
        $categories = BylawSubjectCategory::all();
        $authorities = BylawLegalAuthority::all();

        return view('admin.bylaw-document.update', compact('bylawDocument', 'categories', 'authorities'));
    }

    public function show(BylawDocument $bylawDocument)
    {
        return redirect(route('bylaw-document.edit', $bylawDocument));
    }

    public function update(Request $request, BylawDocument $bylawDocument)
    {
        $data = $request->validate([
            'title' => 'required|string|max:1000',
            'category_id' => 'nullable|exists:bylaw_subject_categories,id',
            'approval_authority_id' => 'nullable|exists:bylaw_legal_authorities,id',
            'approval_date' => 'nullable|date',
            'promulgation_authority_id' => 'nullable|exists:bylaw_legal_authorities,id',
            'promulgation_date' => 'nullable|date',
            'promulgation_number' => 'nullable|string|max:100',
            'official_gazette_number' => 'nullable|string|max:100',
            'official_gazette_date' => 'nullable|date',
            'execution_date' => 'nullable|date',
            'bylaw_type' => 'required|in:executive,delegated,independent',
            'global_status' => 'required|in:valid,explicitly_repealed,implicitly_repealed,annulled,expired,draft',
            'pdf_file' => 'nullable|file|mimes:pdf|max:20480',
            'pdf_file_path' => 'nullable|string|max:500',
            'is_published' => 'nullable|boolean',
            'description' => 'nullable|string',
        ]);

        if ($request->hasFile('pdf_file')) {
            if ($bylawDocument->pdf_file_path && Storage::disk('public')->exists($bylawDocument->pdf_file_path)) {
                Storage::disk('public')->delete($bylawDocument->pdf_file_path);
            }

            $data['pdf_file_path'] = $request->file('pdf_file')->store('pdfs', 'public');
        }

        $data['is_published'] = $request->boolean('is_published');
        $bylawDocument->update($data);

        return redirect(route('bylaw-document.edit', $bylawDocument));
    }

    public function destroy(BylawDocument $bylawDocument)
    {
        $bylawDocument->delete();

        return redirect(route('bylaw-document.index'));
    }
}