<?php

namespace App\Http\Controllers\Interaction;

use App\Enums\InteractionType;
use App\Http\Controllers\Controller;
use App\Models\Deal;
use App\Models\Interaction;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Log;

class InteractionController extends Controller
{
    /**
     * Interact to a deal by Like or Favorite state
     *
     * @param  InteractionType  $type  [InteractionType::Like, InteractionType::Favorite]
     * @return \Illuminate\Http\JsonResponse
     */
    public function togglesState(Deal $deal, InteractionType $type)
    {
        if (! in_array($type, [InteractionType::Like, InteractionType::Favorite])) {
            return response()->json(['error' => 'This interaction is not supported'], 400);
        }

        try {
            // Check for existing like of the user with deal
            $existingInteraction = $deal->interactions()
                ->where('user_id', Auth::id())
                ->where('type', $type)
                ->first();

            // Delete the existing like if exists, else add the like
            $message = '';
            if ($existingInteraction) {
                $existingInteraction->delete();
                $message = ucfirst($type->value).' removed from deal';
            } else {
                $data = [
                    'type' => $type,
                    'user_id' => Auth::id(),
                ];

                Interaction::unguard();
                $deal->interactions()->create($data);
                Interaction::reguard();

                $message = ucfirst($type->value).' added to deal';
            }

            return response()->json(['message' => $message]);

        } catch (\Throwable $e) {
            Log::error('Error when liked a deal',
                [
                    'deal_id' => $deal->id,
                    'user_id' => Auth::id(),
                    'type' => $type,
                    'error' => $e->getMessage(),
                    'trace' => $e->getTraceAsString(),
                ]
            );

            return response()->json(['error' => 'Something went wrong.'], 500);
        }
    }

    public function redirect(Deal $deal)
    {
        if (blank($deal->link)) {
            abort(404);
        }

        \Illuminate\Support\defer(function () use ($deal) {
            try {
                $interaction = $deal->interactions()->firstOrCreate([
                    'type' => InteractionType::Redirection,
                    'user_id' => Auth::id(),
                ]);

                if (! $interaction->wasRecentlyCreated) {
                    $interaction->increment('count');
                }

            } catch (\Throwable $e) {
                Log::error('Error when redirecting a deal external link',
                    [
                        'deal_id' => $deal->id,
                        'user_id' => Auth::id(),
                        'error' => $e->getMessage(),
                        'trace' => $e->getTraceAsString(),
                    ]
                );
                abort(500);
            }
        });

        return redirect()->away($deal->link);
    }

    public function view(Deal $deal)
    {
        try {
            $interaction = $deal->interactions()->firstOrCreate([
                'type' => InteractionType::View,
                'user_id' => Auth::id(),
            ]);

            if (! $interaction->wasRecentlyCreated) {
                $interaction->increment('count');
            }

        } catch (\Throwable $e) {
            Log::error('Error when view a deal',
                [
                    'deal_id' => $deal->id,
                    'user_id' => Auth::id(),
                    'error' => $e->getMessage(),
                    'trace' => $e->getTraceAsString(),
                ]
            );

            return response()->json(['error' => 'Something went wrong.'], 500);
        }

        return response()->json([
            'message' => 'View counted',
        ]);
    }
}