<?php

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use App\Models\User;
use App\Models\MasterInduk;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Hash;

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

        if (request()->has('role') && request('role') != '') {
            $query->where('role', request('role'));
        }

        $users = $query->paginate(10, ['*'], 'page')->appends(request()->query());

        $whitelists = MasterInduk::orderBy('created_at', 'desc')->paginate(10, ['*'], 'whitelist_page')->appends(request()->query());

        return view('admin.pengguna.index', [
            'pageTitle' => 'Daftar Pengguna',
            'users' => $users,
            'whitelists' => $whitelists
        ]);
    }

    public function create(Request $request)
    {
        $prefilledData = null;
        if ($request->has('nomor_induk')) {
            $prefilledData = MasterInduk::where('nomor_induk', $request->nomor_induk)->first();
        }

        return view('admin.pengguna.create', [
            'pageTitle' => 'Tambah Pengguna Baru',
            'prefilledData' => $prefilledData
        ]);
    }

    public function edit($id)
    {
        $pengguna = User::findOrFail($id);
        return view('admin.pengguna.edit', [
            'pageTitle' => 'Edit Pengguna: ' . $pengguna->nama_lengkap,
            'pengguna' => $pengguna,
        ]);
    }

    public function store(Request $request)
    {
        $validated = $request->validate([
            'nama_lengkap' => 'required|string|max:255',
            'email' => 'required|email|unique:users,email',
            'nomor_induk' => 'required|string|max:50|unique:users,nomor_induk',
            'phone' => 'nullable|string|max:20',
            'role' => 'required|in:siswa,guru,penjaga perpus',
            'kelas' => 'nullable|string|max:50',
            'golongan' => 'nullable|string|max:50',
            'password' => 'required|string|min:8|confirmed',
        ]);

        // Validasi Whitelist untuk Siswa & Guru
        if (in_array($validated['role'], ['siswa', 'guru'])) {
            $isWhitelisted = MasterInduk::where('nomor_induk', $validated['nomor_induk'])
                ->where('role', $validated['role'])
                ->exists();

            if (!$isWhitelisted) {
                return back()->withErrors(['nomor_induk' => 'Nomor Induk ini tidak terdaftar dalam Data Induk (Whitelist) atau Role tidak sesuai.'])->withInput();
            }
        }

        $validated['password'] = Hash::make($validated['password']);
        $validated['name'] = $validated['nama_lengkap']; // Set name field for compatibility

        User::create($validated);

        return redirect()->route('admin.pengguna.index')->with('success', 'Pengguna berhasil ditambahkan.');
    }

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

        $validated = $request->validate([
            'nama_lengkap' => 'required|string|max:255',
            'email' => 'required|email|unique:users,email,' . $id,
            'nomor_induk' => 'nullable|string|max:50',
            'phone' => 'nullable|string|max:20',
            'role' => 'required|in:siswa,guru,penjaga perpus',
            'kelas' => 'nullable|string|max:50',
            'golongan' => 'nullable|string|max:50',
            'password' => 'nullable|string|min:8|confirmed',
        ]);

        if ($request->filled('password')) {
            $validated['password'] = Hash::make($validated['password']);
        } else {
            unset($validated['password']);
        }

        $validated['name'] = $validated['nama_lengkap']; // Set name field for compatibility

        $pengguna->update($validated);

        return redirect()->route('admin.pengguna.index')->with('success', 'Pengguna berhasil diperbarui.');
    }

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

        return redirect()->route('admin.pengguna.index')->with('success', 'Pengguna berhasil dihapus.');
    }
}