<?php

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use App\Models\Announcement;
use Illuminate\Http\RedirectResponse;
use Illuminate\Http\Request;
use Illuminate\View\View;

class AnnouncementController extends Controller
{
    public function index(): View
    {
        $announcements = Announcement::orderBy('sort_order')
            ->latest()
            ->paginate(20);

        return view('admin.announcements.index', compact('announcements'));
    }

    public function create(): View
    {
        return view('admin.announcements.create');
    }

    public function store(Request $request): RedirectResponse
    {
        $request->validate([
            'text' => 'required|string|max:500',
            'is_active' => 'nullable|boolean',
            'sort_order' => 'nullable|integer|min:0',
        ], [
            'text.required' => 'Please enter announcement text.',
            'text.max' => 'Announcement text must not exceed 500 characters.',
        ]);

        $data = $request->only(['text', 'is_active', 'sort_order']);
        
        // Set default sort_order if not provided
        if (empty($data['sort_order'])) {
            $data['sort_order'] = Announcement::max('sort_order') ?? 0;
            $data['sort_order'] += 1;
        }

        // Set default is_active if not provided
        if (!isset($data['is_active'])) {
            $data['is_active'] = true;
        }

        Announcement::create($data);

        return redirect()->route('admin.announcements.index')
            ->with('success', 'Announcement created successfully!');
    }

    public function edit(Announcement $announcement): View
    {
        return view('admin.announcements.edit', compact('announcement'));
    }

    public function update(Request $request, Announcement $announcement): RedirectResponse
    {
        $request->validate([
            'text' => 'required|string|max:500',
            'is_active' => 'nullable|boolean',
            'sort_order' => 'nullable|integer|min:0',
        ], [
            'text.required' => 'Please enter announcement text.',
            'text.max' => 'Announcement text must not exceed 500 characters.',
        ]);

        $data = $request->only(['text', 'is_active', 'sort_order']);

        $announcement->update($data);

        return redirect()->route('admin.announcements.index')
            ->with('success', 'Announcement updated successfully!');
    }

    public function destroy(Announcement $announcement): RedirectResponse
    {
        $announcement->delete();

        return redirect()->route('admin.announcements.index')
            ->with('success', 'Announcement deleted successfully!');
    }
}