<?php

namespace App\Http\Controllers\API;

use App\Http\Controllers\Controller;
use App\Models\PersonalAccessToken;
use App\Models\User;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Hash;
use Illuminate\Support\Facades\Log;
use Illuminate\Support\Carbon;
use Illuminate\Support\Str;
use Illuminate\Validation\ValidationException;

class AuthController extends Controller
{
    public function register(Request $request): JsonResponse
    {
        $validated = $request->validate([
            'name' => ['required', 'string', 'min:3', 'max:255'],
            'email' => ['required', 'email', 'max:255', 'unique:users,email'],
            'password' => ['required', 'string', 'min:8', 'confirmed'],
        ]);

        $user = User::query()->create([
            'name' => $validated['name'],
            'email' => $validated['email'],
            'password' => Hash::make($validated['password']),
            'role' => 'user',
        ]);

        return response()->json([
            'success' => true,
            'message' => 'Success',
            'data' => [
                'user' => $this->userPayload($user),
            ],
        ], 201);
    }

    public function login(Request $request): JsonResponse
    {
        $validated = $request->validate([
            'email' => ['required', 'email'],
            'password' => ['required', 'string'],
        ]);

        $user = User::query()->where('email', $validated['email'])->first();

        if (! $user || ! Hash::check($validated['password'], $user->password)) {
            throw ValidationException::withMessages([
                'email' => ['The provided credentials are incorrect.'],
            ]);
        }

        $token = PersonalAccessToken::issueFor($user);

        return response()->json([
            'success' => true,
            'message' => 'Success',
            'data' => [
                'token_type' => 'Bearer',
                'token' => $token,
                'user' => $this->userPayload($user),
            ],
        ]);
    }

    public function profile(Request $request): JsonResponse
    {
        return response()->json([
            'success' => true,
            'message' => 'Success',
            'data' => [
                'user' => $this->userPayload($request->user()),
            ],
        ]);
    }

    public function logout(Request $request): JsonResponse
    {
        $request->attributes->get('access_token')?->delete();

        return response()->json([
            'success' => true,
            'message' => 'Success',
        ]);
    }

    public function forgotPassword(Request $request): JsonResponse
    {
        $validated = $request->validate([
            'email' => ['required', 'email', 'exists:users,email'],
        ]);

        $plainTextToken = Str::random(64);

        DB::table('password_reset_tokens')->updateOrInsert(
            ['email' => $validated['email']],
            [
                'token' => Hash::make($plainTextToken),
                'created_at' => now(),
            ],
        );

        Log::info('Password reset token generated for Explore Lumajang.', [
            'email' => $validated['email'],
            'token' => $plainTextToken,
        ]);

        return response()->json([
            'success' => true,
            'message' => 'Success',
            'data' => [
                'reset_token' => $plainTextToken,
            ],
        ]);
    }

    public function resetPassword(Request $request): JsonResponse
    {
        $validated = $request->validate([
            'email' => ['required', 'email', 'exists:users,email'],
            'token' => ['required', 'string'],
            'password' => ['required', 'string', 'min:8', 'confirmed'],
        ]);

        $resetToken = DB::table('password_reset_tokens')
            ->where('email', $validated['email'])
            ->first();

        if (! $resetToken || ! Hash::check($validated['token'], $resetToken->token)) {
            throw ValidationException::withMessages([
                'token' => ['Token reset password tidak valid.'],
            ]);
        }

        if ($resetToken->created_at && Carbon::parse($resetToken->created_at)->lt(now()->subMinutes(60))) {
            throw ValidationException::withMessages([
                'token' => ['Token reset password sudah kedaluwarsa.'],
            ]);
        }

        User::query()
            ->where('email', $validated['email'])
            ->update([
                'password' => Hash::make($validated['password']),
                'remember_token' => Str::random(60),
            ]);

        DB::table('password_reset_tokens')
            ->where('email', $validated['email'])
            ->delete();

        return response()->json([
            'success' => true,
            'message' => 'Password berhasil diubah.',
        ]);
    }

    /**
     * @return array{id:int,name:string,email:string,created_at:string|null}
     */
    private function userPayload(User $user): array
    {
        return [
            'id' => $user->id,
            'name' => $user->name,
            'email' => $user->email,
            'role' => $user->role,
            'created_at' => $user->created_at?->toISOString(),
        ];
    }
}