<?php

namespace App\Http\Controllers\Auth;

use App\Models\User;

use App\Http\Controllers\Controller;
use Illuminate\Http\RedirectResponse;
use Illuminate\Support\Str;
use Illuminate\Support\Facades\Auth;
use Laravel\Socialite\Facades\Socialite;

class DiscordAuthController extends Controller
{
    /**
     * Redirect to Discord
     */
    public function redirect(): RedirectResponse
    {
        return Socialite::driver('discord')->redirect();
    }

    /**
     * Callback received from Discord
     */
    public function callback(): RedirectResponse
    {
        $discordUser = Socialite::driver('discord')->user();

        $user = User::where('discord_id', $discordUser->id)->first();

        if (! $user) {
            // link by email if it already exists
            $user = User::where('email', $discordUser->email)->first();

            if ($user) {
                $user->update([
                    'discord_id' => $discordUser->id,
                    'discord_name' => $discordUser->nickname ?? $discordUser->name,
                    'discord_avatar' => $discordUser->avatar,
                ]);
            } else {
                // Create new user
                $user = User::create([
                    'name' => $discordUser->name,
                    'email' => $discordUser->email,
                    'discord_id' => $discordUser->id,
                    'discord_name' => $discordUser->nickname ?? $discordUser->name,
                    'discord_avatar' => $discordUser->avatar,
                    'password' => bcrypt(Str::random(40)),
                ]);
            }
        }

        Auth::login($user, true);

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

}