<?php

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use App\Models\Article;
use App\Models\User;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Hash;
use Illuminate\Validation\Rule;
use Inertia\Inertia;

class UserController extends Controller
{
    public function index(Request $request)
    {
        $search = $request->input('search');
        $perPage = $request->input('per_page', 10);

        $users = User::query()
            ->when($search, function ($query, $search) {
                return $query->where('name', 'like', "%{$search}%")
                    ->orWhere('email', 'like', "%{$search}%");
            })
            ->orderBy('id')
            ->paginate($perPage);

        return Inertia::render('admin/users/Index', [
            'users'   => $users,
            'filters' => [
                'search'   => $search,
                'per_page' => $perPage,
            ],
        ]);
    }

    public function create()
    {
        $roles = \Spatie\Permission\Models\Role::all();

        return Inertia::render('admin/users/Create', [
            'roles' => $roles,
        ]);
    }

    public function store(Request $request)
    {
        $validated = $request->validate([
            'name'     => 'required|string|max:255',
            'email'    => 'required|string|email|max:255|unique:users',
            'password' => 'required|string|min:8|confirmed',
            'roles'    => 'array',
            'roles.*'  => 'exists:roles,name',
        ]);

        $validated['password'] = Hash::make($validated['password']);

        $user = User::create($validated);

        // Assign roles
        if (isset($validated['roles']) && ! empty($validated['roles'])) {
            $user->assignRole($validated['roles']);
        } else {
            $user->assignRole('User'); // Default role
        }

        return redirect()->route('admin.users.index');
    }

    public function show(User $user)
    {
        return Inertia::render('admin/users/Show', [
            'user' => $user,
        ]);
    }

    public function edit(User $user)
    {
        $user->load('roles');
        $roles = \Spatie\Permission\Models\Role::all();

        return Inertia::render('admin/users/Edit', [
            'user'  => $user,
            'roles' => $roles,
        ]);
    }

    public function update(Request $request, User $user)
    {
        $validated = $request->validate([
            'name'     => 'required|string|max:255',
            'email'    => ['required', 'string', 'email', 'max:255', Rule::unique('users')->ignore($user->id)],
            'password' => 'nullable|string|min:8|confirmed',
            'roles'    => 'array',
            'roles.*'  => 'exists:roles,name',
        ]);

        if (! empty($validated['password'])) {
            $validated['password'] = Hash::make($validated['password']);
        } else {
            unset($validated['password']);
        }

        $user->update($validated);

        // Sync roles
        if (isset($validated['roles'])) {
            $user->syncRoles($validated['roles']);
        }

        return redirect()->route('admin.users.index');
    }

    public function destroy(User $user)
    {
		$checkUserArticles = Article::where('user_id', $user->id)->count();
		if ($checkUserArticles > 0) {
			return back()->withErrors(['name' => 'User has articles. Cannot delete.']);
		}
		
        $user->delete();

        return redirect()->route('admin.users.index');
    }
}