<?php
/**
 * Invoice Ninja (https://invoiceninja.com).
 *
 * @link https://github.com/invoiceninja/invoiceninja source repository
 *
 * @copyright Copyright (c) 2023. Invoice Ninja LLC (https://invoiceninja.com)
 *
 * @license https://www.elastic.co/licensing/elastic-license
 */

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use Illuminate\Http\Response;
use App\Models\BankIntegration;
use App\Utils\Traits\MakesHash;
use Illuminate\Http\JsonResponse;
use App\Helpers\Bank\Yodlee\Yodlee;
use Illuminate\Support\Facades\Cache;
use App\Factory\BankIntegrationFactory;
use App\Filters\BankIntegrationFilters;
use App\Jobs\Bank\ProcessBankTransactions;
use App\Repositories\BankIntegrationRepository;
use App\Transformers\BankIntegrationTransformer;
use App\Http\Requests\BankIntegration\BulkBankIntegrationRequest;
use App\Http\Requests\BankIntegration\EditBankIntegrationRequest;
use App\Http\Requests\BankIntegration\ShowBankIntegrationRequest;
use App\Http\Requests\BankIntegration\AdminBankIntegrationRequest;
use App\Http\Requests\BankIntegration\StoreBankIntegrationRequest;
use App\Http\Requests\BankIntegration\CreateBankIntegrationRequest;
use App\Http\Requests\BankIntegration\UpdateBankIntegrationRequest;
use App\Http\Requests\BankIntegration\DestroyBankIntegrationRequest;

class BankIntegrationController extends BaseController
{
    use MakesHash;

    protected $entity_type = BankIntegration::class;

    protected $entity_transformer = BankIntegrationTransformer::class;

    protected $bank_integration_repo;

    public function __construct(BankIntegrationRepository $bank_integration_repo)
    {
        parent::__construct();

        $this->bank_integration_repo = $bank_integration_repo;
    }

    /**
     * @param BankIntegrationFilters $filters
     * @return Response
     */
    public function index(BankIntegrationFilters $filters)
    {
        $bank_integrations = BankIntegration::filter($filters);

        return $this->listResponse($bank_integrations);
    }

    /**
     * Display the specified resource.
     *
     * @param ShowBankIntegrationRequest $request
     * @param BankIntegration $bank_integration
     * @return Response
     *
     */
    public function show(ShowBankIntegrationRequest $request, BankIntegration $bank_integration)
    {
        return $this->itemResponse($bank_integration);
    }


    /**
     * Show the form for editing the specified resource.
     *
     * @param EditBankIntegrationRequest $request
     * @param BankIntegration $bank_integration
     * @return Response
     *
     */
    public function edit(EditBankIntegrationRequest $request, BankIntegration $bank_integration)
    {
        return $this->itemResponse($bank_integration);
    }

    /**
     * Update the specified resource in storage.
     *
     * @param UpdateBankIntegrationRequest $request
     * @param BankIntegration $bank_integration
     * @return Response
     *
     */
    public function update(UpdateBankIntegrationRequest $request, BankIntegration $bank_integration)
    {
        //stubs for updating the model
        $bank_integration = $this->bank_integration_repo->save($request->all(), $bank_integration);

        return $this->itemResponse($bank_integration->fresh());
    }

    /**
     * Show the form for creating a new resource.
     *
     * @param CreateBankIntegrationRequest $request
     * @return Response
     *
     *     
     */
    public function create(CreateBankIntegrationRequest $request)
    {

        /** @var \App\Models\User $user */
        $user = auth()->user();

        $bank_integration = BankIntegrationFactory::create($user->company()->id, $user->id, $user->account_id);

        return $this->itemResponse($bank_integration);
    }

    /**
     * Store a newly created resource in storage.
     *
     * @param StoreBankIntegrationRequest $request
     * @return Response
     *
     */
    public function store(StoreBankIntegrationRequest $request)
    {

        /** @var \App\Models\User $user */
        $user = auth()->user();

        //stub to store the model
        $bank_integration = $this->bank_integration_repo->save($request->all(), BankIntegrationFactory::create($user->company()->id, $user->id, $user->account_id));

        return $this->itemResponse($bank_integration);
    }

    /**
     * Remove the specified resource from storage.
     *
     * @param DestroyBankIntegrationRequest $request
     * @param BankIntegration $bank_integration
     * @return Response
     *
     * @throws \Exception
     */
    public function destroy(DestroyBankIntegrationRequest $request, BankIntegration $bank_integration)
    {
        $this->bank_integration_repo->delete($bank_integration);

        return $this->itemResponse($bank_integration->fresh());
    }


    /**
     * Perform bulk actions on the list view.
     *
     * @return Response
     *
     */
    public function bulk(BulkBankIntegrationRequest $request)
    {
        $action = request()->input('action');

        $ids = request()->input('ids');
            
        BankIntegration::withTrashed()->whereIn('id', $this->transformKeys($ids))
                        ->company()
                        ->cursor()
                        ->each(function ($bank_integration, $key) use ($action) {
                            $this->bank_integration_repo->{$action}($bank_integration);
                        });

        /* Need to understand which permission are required for the given bulk action ie. view / edit */

        return $this->listResponse(BankIntegration::withTrashed()->whereIn('id', $this->transformKeys($ids))->company());
    }


    /**
     * Return the remote list of accounts stored on the third party provider.
     *
     * @return JsonResponse
     */
    public function refreshAccounts(AdminBankIntegrationRequest $request)
    {
        // As yodlee is the first integration we don't need to perform switches yet, however
        // if we add additional providers we can reuse this class


        /** @var \App\Models\User $user */
        $user = auth()->user();

        $user_account = $user->account;

        $bank_account_id = $user_account->bank_integration_account_id;

        if (!$bank_account_id) {
            return response()->json(['message' => 'Not yet authenticated with Bank Integration service'], 400);
        }

        $yodlee = new Yodlee($bank_account_id);

        $accounts = $yodlee->getAccounts();

        foreach ($accounts as $account) {
            if ($bi = BankIntegration::withTrashed()->where('bank_account_id', $account['id'])->where('company_id', $user->company()->id)->first()){
                    $bi->balance = $account['current_balance'];
                    $bi->currency = $account['account_currency'];
                    $bi->save();
            }
            else {
                $bank_integration = new BankIntegration();
                $bank_integration->company_id = $user->company()->id;
                $bank_integration->account_id = $user->account_id;
                $bank_integration->user_id = $user->id;
                $bank_integration->bank_account_id = $account['id'];
                $bank_integration->bank_account_type = $account['account_type'];
                $bank_integration->bank_account_name = $account['account_name'];
                $bank_integration->bank_account_status = $account['account_status'];
                $bank_integration->bank_account_number = $account['account_number'];
                $bank_integration->provider_id = $account['provider_id'];
                $bank_integration->provider_name = $account['provider_name'];
                $bank_integration->nickname = $account['nickname'];
                $bank_integration->balance = $account['current_balance'];
                $bank_integration->currency = $account['account_currency'];
                $bank_integration->save();
            }
        }
        
        if (Cache::get("throttle_polling:{$user_account->key}")) {
            return response()->json(BankIntegration::query()->company(), 200);
        }

        $user_account->bank_integrations->each(function ($bank_integration) use ($user_account) {
            ProcessBankTransactions::dispatch($user_account->bank_integration_account_id, $bank_integration);
        });

        Cache::put("throttle_polling:{$user_account->key}", true, 300);

        return response()->json(BankIntegration::query()->company(), 200);
    }

    /**
     * Return the remote list of accounts stored on the third party provider
     * and update our local cache.
     *
     * @return Response | JsonResponse
     *
     */

    public function removeAccount(AdminBankIntegrationRequest $request, $acc_id)
    {
        /** @var \App\Models\User $user */
        $user = auth()->user();

        $account = $user->account;

        $bank_account_id = $account->bank_integration_account_id;

        if (!$bank_account_id) {
            return response()->json(['message' => 'Not yet authenticated with Bank Integration service'], 400);
        }

        $bi = BankIntegration::withTrashed()->where('bank_account_id', $acc_id)->company()->firstOrFail();

        $yodlee = new Yodlee($bank_account_id);
        $res = $yodlee->deleteAccount($acc_id);

        $this->bank_integration_repo->delete($bi);

        return $this->itemResponse($bi->fresh());
    }


    /**
     * Return the remote list of accounts stored on the third party provider
     * and update our local cache.
     *
     * @return JsonResponse
     *
     */
    public function getTransactions(AdminBankIntegrationRequest $request)
    {
        /** @var \App\Models\User $user */
        $user = auth()->user();

        $user->account->bank_integrations->each(function ($bank_integration) use ($user){
            (new ProcessBankTransactions($user->account->bank_integration_account_id, $bank_integration))->handle();
        });

        return response()->json(['message' => 'Fetching transactions....'], 200);
    }
}