<?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 App\Events\Expense\ExpenseWasCreated;
use App\Events\Expense\ExpenseWasUpdated;
use App\Factory\ExpenseFactory;
use App\Filters\ExpenseFilters;
use App\Http\Requests\Expense\CreateExpenseRequest;
use App\Http\Requests\Expense\DestroyExpenseRequest;
use App\Http\Requests\Expense\EditExpenseRequest;
use App\Http\Requests\Expense\ShowExpenseRequest;
use App\Http\Requests\Expense\StoreExpenseRequest;
use App\Http\Requests\Expense\UpdateExpenseRequest;
use App\Http\Requests\Expense\UploadExpenseRequest;
use App\Models\Account;
use App\Models\Expense;
use App\Repositories\ExpenseRepository;
use App\Transformers\ExpenseTransformer;
use App\Utils\Ninja;
use App\Utils\Traits\BulkOptions;
use App\Utils\Traits\MakesHash;
use App\Utils\Traits\SavesDocuments;
use App\Utils\Traits\Uploadable;
use Illuminate\Http\Response;

/**
 * Class ExpenseController.
 * @covers App\Http\Controllers\ExpenseController
 */
class ExpenseController extends BaseController
{
    use MakesHash;
    use Uploadable;
    use BulkOptions;
    use SavesDocuments;

    protected $entity_type = Expense::class;

    protected $entity_transformer = ExpenseTransformer::class;

    /**
     * @var ExpenseRepository
     */
    protected $expense_repo;

    /**
     * ExpenseController constructor.
     * @param ExpenseRepository $expense_repo
     */
    public function __construct(ExpenseRepository $expense_repo)
    {
        parent::__construct();

        $this->expense_repo = $expense_repo;
    }

    /**
     * @OA\Get(
     *      path="/api/v1/expenses",
     *      operationId="getExpenses",
     *      tags={"expenses"},
     *      summary="Gets a list of expenses",
     *      description="Lists expenses, search and filters allow fine grained lists to be generated.

     *      Query parameters can be added to performed more fine grained filtering of the expenses, these are handled by the ExpenseFilters class which defines the methods available",
     *      @OA\Parameter(ref="#/components/parameters/X-API-TOKEN"),
     *      @OA\Parameter(ref="#/components/parameters/X-Requested-With"),
     *      @OA\Parameter(ref="#/components/parameters/include"),
     *      @OA\Parameter(ref="#/components/parameters/index"),
     *      @OA\Response(
     *          response=200,
     *          description="A list of expenses",
     *          @OA\Header(header="X-MINIMUM-CLIENT-VERSION", ref="#/components/headers/X-MINIMUM-CLIENT-VERSION"),
     *          @OA\Header(header="X-RateLimit-Remaining", ref="#/components/headers/X-RateLimit-Remaining"),
     *          @OA\Header(header="X-RateLimit-Limit", ref="#/components/headers/X-RateLimit-Limit"),
     *          @OA\JsonContent(ref="#/components/schemas/Expense"),
     *       ),
     *       @OA\Response(
     *          response=422,
     *          description="Validation error",
     *          @OA\JsonContent(ref="#/components/schemas/ValidationError"),
     *       ),
     *       @OA\Response(
     *           response="default",
     *           description="Unexpected Error",
     *           @OA\JsonContent(ref="#/components/schemas/Error"),
     *       ),
     *     )
     * @param ExpenseFilters $filters
     * @return Response|mixed
     */
    public function index(ExpenseFilters $filters)
    {
        $expenses = Expense::filter($filters);

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

    /**
     * Display the specified resource.
     *
     * @param ShowExpenseRequest $request
     * @param Expense $expense
     * @return Response
     *
     *
     * @OA\Get(
     *      path="/api/v1/expenses/{id}",
     *      operationId="showExpense",
     *      tags={"expenses"},
     *      summary="Shows a client",
     *      description="Displays a client by id",
     *      @OA\Parameter(ref="#/components/parameters/X-API-TOKEN"),
     *      @OA\Parameter(ref="#/components/parameters/X-Requested-With"),
     *      @OA\Parameter(ref="#/components/parameters/include"),
     *      @OA\Parameter(
     *          name="id",
     *          in="path",
     *          description="The Expense Hashed ID",
     *          example="D2J234DFA",
     *          required=true,
     *          @OA\Schema(
     *              type="string",
     *              format="string",
     *          ),
     *      ),
     *      @OA\Response(
     *          response=200,
     *          description="Returns the expense object",
     *          @OA\Header(header="X-MINIMUM-CLIENT-VERSION", ref="#/components/headers/X-MINIMUM-CLIENT-VERSION"),
     *          @OA\Header(header="X-RateLimit-Remaining", ref="#/components/headers/X-RateLimit-Remaining"),
     *          @OA\Header(header="X-RateLimit-Limit", ref="#/components/headers/X-RateLimit-Limit"),
     *          @OA\JsonContent(ref="#/components/schemas/Expense"),
     *       ),
     *       @OA\Response(
     *          response=422,
     *          description="Validation error",
     *          @OA\JsonContent(ref="#/components/schemas/ValidationError"),
     *
     *       ),
     *       @OA\Response(
     *           response="default",
     *           description="Unexpected Error",
     *           @OA\JsonContent(ref="#/components/schemas/Error"),
     *       ),
     *     )
     */
    public function show(ShowExpenseRequest $request, Expense $expense)
    {
        return $this->itemResponse($expense);
    }

    /**
     * Show the form for editing the specified resource.
     *
     * @param EditExpenseRequest $request
     * @param Expense $expense
     * @return Response
     *
     *
     * @OA\Get(
     *      path="/api/v1/expenses/{id}/edit",
     *      operationId="editExpense",
     *      tags={"expenses"},
     *      summary="Shows a client for editting",
     *      description="Displays a client by id",
     *      @OA\Parameter(ref="#/components/parameters/X-API-TOKEN"),
     *      @OA\Parameter(ref="#/components/parameters/X-Requested-With"),
     *      @OA\Parameter(ref="#/components/parameters/include"),
     *      @OA\Parameter(
     *          name="id",
     *          in="path",
     *          description="The Expense Hashed ID",
     *          example="D2J234DFA",
     *          required=true,
     *          @OA\Schema(
     *              type="string",
     *              format="string",
     *          ),
     *      ),
     *      @OA\Response(
     *          response=200,
     *          description="Returns the client object",
     *          @OA\Header(header="X-MINIMUM-CLIENT-VERSION", ref="#/components/headers/X-MINIMUM-CLIENT-VERSION"),
     *          @OA\Header(header="X-RateLimit-Remaining", ref="#/components/headers/X-RateLimit-Remaining"),
     *          @OA\Header(header="X-RateLimit-Limit", ref="#/components/headers/X-RateLimit-Limit"),
     *          @OA\JsonContent(ref="#/components/schemas/Expense"),
     *       ),
     *       @OA\Response(
     *          response=422,
     *          description="Validation error",
     *          @OA\JsonContent(ref="#/components/schemas/ValidationError"),
     *
     *       ),
     *       @OA\Response(
     *           response="default",
     *           description="Unexpected Error",
     *           @OA\JsonContent(ref="#/components/schemas/Error"),
     *       ),
     *     )
     */
    public function edit(EditExpenseRequest $request, Expense $expense)
    {
        return $this->itemResponse($expense);
    }

    /**
     * Update the specified resource in storage.
     *
     * @param UpdateExpenseRequest $request
     * @param Expense $expense
     * @return Response
     *
     *
     *
     * @OA\Put(
     *      path="/api/v1/expenses/{id}",
     *      operationId="updateExpense",
     *      tags={"expenses"},
     *      summary="Updates a client",
     *      description="Handles the updating of a client by id",
     *      @OA\Parameter(ref="#/components/parameters/X-API-TOKEN"),
     *      @OA\Parameter(ref="#/components/parameters/X-Requested-With"),
     *      @OA\Parameter(ref="#/components/parameters/include"),
     *      @OA\Parameter(
     *          name="id",
     *          in="path",
     *          description="The Expense Hashed ID",
     *          example="D2J234DFA",
     *          required=true,
     *          @OA\Schema(
     *              type="string",
     *              format="string",
     *          ),
     *      ),
     *      @OA\Response(
     *          response=200,
     *          description="Returns the client object",
     *          @OA\Header(header="X-MINIMUM-CLIENT-VERSION", ref="#/components/headers/X-MINIMUM-CLIENT-VERSION"),
     *          @OA\Header(header="X-RateLimit-Remaining", ref="#/components/headers/X-RateLimit-Remaining"),
     *          @OA\Header(header="X-RateLimit-Limit", ref="#/components/headers/X-RateLimit-Limit"),
     *          @OA\JsonContent(ref="#/components/schemas/Expense"),
     *       ),
     *       @OA\Response(
     *          response=422,
     *          description="Validation error",
     *          @OA\JsonContent(ref="#/components/schemas/ValidationError"),
     *
     *       ),
     *       @OA\Response(
     *           response="default",
     *           description="Unexpected Error",
     *           @OA\JsonContent(ref="#/components/schemas/Error"),
     *       ),
     *     )
     */
    public function update(UpdateExpenseRequest $request, Expense $expense)
    {
        if ($request->entityIsDeleted($expense)) {
            return $request->disallowUpdate();
        }

        $expense = $this->expense_repo->save($request->all(), $expense);

        $this->uploadLogo($request->file('company_logo'), $expense->company, $expense);

        event(new ExpenseWasUpdated($expense, $expense->company, Ninja::eventVars(auth()->user() ? auth()->user()->id : null)));

        event('eloquent.updated: App\Models\Expense', $expense);

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

    /**
     * Show the form for creating a new resource.
     *
     * @param CreateExpenseRequest $request
     * @return Response
     *
     *
     *
     * @OA\Get(
     *      path="/api/v1/expenses/create",
     *      operationId="getExpensesCreate",
     *      tags={"expenses"},
     *      summary="Gets a new blank client object",
     *      description="Returns a blank object with default values",
     *      @OA\Parameter(ref="#/components/parameters/X-API-TOKEN"),
     *      @OA\Parameter(ref="#/components/parameters/X-Requested-With"),
     *      @OA\Parameter(ref="#/components/parameters/include"),
     *      @OA\Response(
     *          response=200,
     *          description="A blank client object",
     *          @OA\Header(header="X-MINIMUM-CLIENT-VERSION", ref="#/components/headers/X-MINIMUM-CLIENT-VERSION"),
     *          @OA\Header(header="X-RateLimit-Remaining", ref="#/components/headers/X-RateLimit-Remaining"),
     *          @OA\Header(header="X-RateLimit-Limit", ref="#/components/headers/X-RateLimit-Limit"),
     *          @OA\JsonContent(ref="#/components/schemas/Expense"),
     *       ),
     *       @OA\Response(
     *          response=422,
     *          description="Validation error",
     *          @OA\JsonContent(ref="#/components/schemas/ValidationError"),
     *
     *       ),
     *       @OA\Response(
     *           response="default",
     *           description="Unexpected Error",
     *           @OA\JsonContent(ref="#/components/schemas/Error"),
     *       ),
     *     )
     */
    public function create(CreateExpenseRequest $request)
    {
        $expense = ExpenseFactory::create(auth()->user()->company()->id, auth()->user()->id);

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

    /**
     * Store a newly created resource in storage.
     *
     * @param StoreExpenseRequest $request
     * @return Response
     *
     *
     *
     * @OA\Post(
     *      path="/api/v1/expenses",
     *      operationId="storeExpense",
     *      tags={"expenses"},
     *      summary="Adds a client",
     *      description="Adds an client to a company",
     *      @OA\Parameter(ref="#/components/parameters/X-API-TOKEN"),
     *      @OA\Parameter(ref="#/components/parameters/X-Requested-With"),
     *      @OA\Parameter(ref="#/components/parameters/include"),
     *      @OA\Response(
     *          response=200,
     *          description="Returns the saved client object",
     *          @OA\Header(header="X-MINIMUM-CLIENT-VERSION", ref="#/components/headers/X-MINIMUM-CLIENT-VERSION"),
     *          @OA\Header(header="X-RateLimit-Remaining", ref="#/components/headers/X-RateLimit-Remaining"),
     *          @OA\Header(header="X-RateLimit-Limit", ref="#/components/headers/X-RateLimit-Limit"),
     *          @OA\JsonContent(ref="#/components/schemas/Expense"),
     *       ),
     *       @OA\Response(
     *          response=422,
     *          description="Validation error",
     *          @OA\JsonContent(ref="#/components/schemas/ValidationError"),
     *
     *       ),
     *       @OA\Response(
     *           response="default",
     *           description="Unexpected Error",
     *           @OA\JsonContent(ref="#/components/schemas/Error"),
     *       ),
     *     )
     */
    public function store(StoreExpenseRequest $request)
    {
        $expense = $this->expense_repo->save($request->all(), ExpenseFactory::create(auth()->user()->company()->id, auth()->user()->id));

        event(new ExpenseWasCreated($expense, $expense->company, Ninja::eventVars(auth()->user() ? auth()->user()->id : null)));

        event('eloquent.created: App\Models\Expense', $expense);

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

    /**
     * Remove the specified resource from storage.
     *
     * @param DestroyExpenseRequest $request
     * @param Expense $expense
     * @return Response
     *
     *
     * @throws \Exception
     * @OA\Delete(
     *      path="/api/v1/expenses/{id}",
     *      operationId="deleteExpense",
     *      tags={"expenses"},
     *      summary="Deletes a client",
     *      description="Handles the deletion of a client by id",
     *      @OA\Parameter(ref="#/components/parameters/X-API-TOKEN"),
     *      @OA\Parameter(ref="#/components/parameters/X-Requested-With"),
     *      @OA\Parameter(ref="#/components/parameters/include"),
     *      @OA\Parameter(
     *          name="id",
     *          in="path",
     *          description="The Expense Hashed ID",
     *          example="D2J234DFA",
     *          required=true,
     *          @OA\Schema(
     *              type="string",
     *              format="string",
     *          ),
     *      ),
     *      @OA\Response(
     *          response=200,
     *          description="Returns a HTTP status",
     *          @OA\Header(header="X-MINIMUM-CLIENT-VERSION", ref="#/components/headers/X-MINIMUM-CLIENT-VERSION"),
     *          @OA\Header(header="X-RateLimit-Remaining", ref="#/components/headers/X-RateLimit-Remaining"),
     *          @OA\Header(header="X-RateLimit-Limit", ref="#/components/headers/X-RateLimit-Limit"),
     *       ),
     *       @OA\Response(
     *          response=422,
     *          description="Validation error",
     *          @OA\JsonContent(ref="#/components/schemas/ValidationError"),
     *
     *       ),
     *       @OA\Response(
     *           response="default",
     *           description="Unexpected Error",
     *           @OA\JsonContent(ref="#/components/schemas/Error"),
     *       ),
     *     )
     */
    public function destroy(DestroyExpenseRequest $request, Expense $expense)
    {
        $this->expense_repo->delete($expense);

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

    /**
     * Perform bulk actions on the list view.
     *
     * @return Response
     *
     *
     * @OA\Post(
     *      path="/api/v1/expenses/bulk",
     *      operationId="bulkExpenses",
     *      tags={"expenses"},
     *      summary="Performs bulk actions on an array of expenses",
     *      description="",
     *      @OA\Parameter(ref="#/components/parameters/X-API-TOKEN"),
     *      @OA\Parameter(ref="#/components/parameters/X-Requested-With"),
     *      @OA\Parameter(ref="#/components/parameters/index"),
     *      @OA\RequestBody(
     *         description="User credentials",
     *         required=true,
     *         @OA\MediaType(
     *             mediaType="application/json",
     *             @OA\Schema(
     *                 type="array",
     *                 @OA\Items(
     *                     type="integer",
     *                     description="Array of hashed IDs to be bulk 'actioned",
     *                     example="[0,1,2,3]",
     *                 ),
     *             )
     *         )
     *     ),
     *      @OA\Response(
     *          response=200,
     *          description="The Expense User response",
     *          @OA\Header(header="X-MINIMUM-CLIENT-VERSION", ref="#/components/headers/X-MINIMUM-CLIENT-VERSION"),
     *          @OA\Header(header="X-RateLimit-Remaining", ref="#/components/headers/X-RateLimit-Remaining"),
     *          @OA\Header(header="X-RateLimit-Limit", ref="#/components/headers/X-RateLimit-Limit"),
     *          @OA\JsonContent(ref="#/components/schemas/Expense"),
     *       ),
     *       @OA\Response(
     *          response=422,
     *          description="Validation error",
     *          @OA\JsonContent(ref="#/components/schemas/ValidationError"),
     *       ),
     *       @OA\Response(
     *           response="default",
     *           description="Unexpected Error",
     *           @OA\JsonContent(ref="#/components/schemas/Error"),
     *       ),
     *     )
     */
    public function bulk()
    {
        $action = request()->input('action');

        $ids = request()->input('ids');
        $expenses = Expense::withTrashed()->find($this->transformKeys($ids));

        $expenses->each(function ($expense, $key) use ($action) {
            if (auth()->user()->can('edit', $expense)) {
                $this->expense_repo->{$action}($expense);
            }
        });

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

    /**
     * Returns a client statement.
     *
     * @return void [type] [description]
     */
    public function statement()
    {
        //todo
    }

    /**
     * Update the specified resource in storage.
     *
     * @param UploadExpenseRequest $request
     * @param Expense $expense
     * @return Response
     *
     *
     *
     * @OA\Put(
     *      path="/api/v1/expenses/{id}/upload",
     *      operationId="uploadExpense",
     *      tags={"expense"},
     *      summary="Uploads a document to a expense",
     *      description="Handles the uploading of a document to a expense",
     *      @OA\Parameter(ref="#/components/parameters/X-API-TOKEN"),
     *      @OA\Parameter(ref="#/components/parameters/X-Requested-With"),
     *      @OA\Parameter(ref="#/components/parameters/include"),
     *      @OA\Parameter(
     *          name="id",
     *          in="path",
     *          description="The Expense Hashed ID",
     *          example="D2J234DFA",
     *          required=true,
     *          @OA\Schema(
     *              type="string",
     *              format="string",
     *          ),
     *      ),
     *      @OA\Response(
     *          response=200,
     *          description="Returns the Expense object",
     *          @OA\Header(header="X-MINIMUM-CLIENT-VERSION", ref="#/components/headers/X-MINIMUM-CLIENT-VERSION"),
     *          @OA\Header(header="X-RateLimit-Remaining", ref="#/components/headers/X-RateLimit-Remaining"),
     *          @OA\Header(header="X-RateLimit-Limit", ref="#/components/headers/X-RateLimit-Limit"),
     *          @OA\JsonContent(ref="#/components/schemas/Expense"),
     *       ),
     *       @OA\Response(
     *          response=422,
     *          description="Validation error",
     *          @OA\JsonContent(ref="#/components/schemas/ValidationError"),
     *
     *       ),
     *       @OA\Response(
     *           response="default",
     *           description="Unexpected Error",
     *           @OA\JsonContent(ref="#/components/schemas/Error"),
     *       ),
     *     )
     */
    public function upload(UploadExpenseRequest $request, Expense $expense)
    {
        if (! $this->checkFeature(Account::FEATURE_DOCUMENTS)) {
            return $this->featureFailure();
        }

        if ($request->has('documents')) {
            $this->saveDocuments($request->file('documents'), $expense, $request->input('is_public', true));
        }

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