<?php

namespace App\Http\Controllers\Web\Konfigurasi;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use App\Models\User;
use App\Models\Profile;
use App\Enums\Role;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Hash;
use Illuminate\Support\Facades\Validator;

class UserController extends Controller
{
    public function index(Request $request)
    {
        $query = User::orderBy('created_at', 'desc');

        $tab = $request->get('tab', 'active');
        if ($tab === 'pending') {
            $query->whereNull('email_verified_at');
        } else {
            $query->whereNotNull('email_verified_at');
        }

        if ($request->filled('search')) {
            $search = $request->search;
            $query->where(function($q) use ($search) {
                $q->where('name', 'like', '%' . $search . '%')
                  ->orWhere('email', 'like', '%' . $search . '%');
            });
        }

        if ($request->filled('role')) {
            $query->where('role', $request->role);
        }

        $users = $query->paginate($request->per_page ?? 10);
        
        $totalUsers = User::count();
        $activeUsers = User::whereNotNull('email_verified_at')->count();
        $pendingUsers = User::whereNull('email_verified_at')->count();

        $roles = Role::cases();

        return view('konfigurasi.user.index', compact('users', 'totalUsers', 'activeUsers', 'pendingUsers', 'roles', 'tab'));
    }

    public function verify($id)
    {
        try {
            $user = User::findOrFail($id);
            $user->email_verified_at = now();
            $user->save();

            return response()->json([
                'status'  => 'success',
                'message' => 'User berhasil diverifikasi dan diaktifkan.'
            ]);
            
        } catch (\Exception $e) {
            return response()->json([
                'status'  => 'error',
                'message' => 'Gagal verifikasi user.'
            ], 500);
        }
    }

    public function store(Request $request)
    {
        $validator = Validator::make($request->all(), [
            'name'     => ['required', 'string', 'max:255'],
            'email'    => ['required', 'string', 'email', 'max:255', 'unique:users'],
            'password' => ['required', 'string', 'min:8', 'confirmed'],
            'role'     => ['required', 'string'],
        ], [
            'password.confirmed' => 'Konfirmasi password tidak cocok!',
            'password.min'       => 'Password minimal 8 karakter!',
            'email.unique'       => 'Email sudah terdaftar.',
            'required'           => 'Kolom :attribute wajib diisi.'
        ]);

        if ($validator->fails()) {
            return response()->json(['status' => 'error', 'errors' => $validator->errors()], 422);
        }

        try {
            DB::transaction(function () use ($request) {
        
                $user = User::create([
                    'name'       => $request->name,
                    'email'      => $request->email,
                    'password'   => Hash::make($request->password),
                    'role'       => $request->role,
                    'created_by' => auth()->id(),
                ]);

                Profile::create([
                    'user_id'    => $user->id,
                    'role'       => $request->role,
                    'nama'       => $request->name,
                    'email'      => $request->email,
                    'created_by' => auth()->id(),
                ]);
            });

            return response()->json([
                'status' => 'success',
                'message' => 'User baru berhasil ditambahkan.'
            ]);

        } catch (\Exception $e) {
            return response()->json([
                'status' => 'error',
                'message' => 'Gagal menyimpan data: ' . $e->getMessage()
            ], 500);
        }
    }

    public function show($id)
    {
        $user = User::findOrFail($id);

        return response()->json(['status' => 'success', 'data' => $user]); 
    }

    public function update(Request $request, $id)
    {
        $user = User::findOrFail($id);

        $validator = Validator::make($request->all(), [
            'password' => 'nullable|min:6',
        ]);

        if ($validator->fails()) {
            return response()->json(['status' => 'error', 'errors' => $validator->errors()], 422);
        }

        $user->password = Hash::make($request->password);
        $user->save();

        return response()->json(['status' => 'success', 'message' => 'User berhasil diupdate']);
    }

    public function destroy($id)
    {
        $user = User::findOrFail($id);
        $user->delete();

        return response()->json(['status' => 'success', 'message' => 'User berhasil dihapus']);
    }
}