Files
firefly-iii/app/Api/V2/Controllers/Chart/BalanceController.php
2023-09-20 06:36:43 +02:00

264 lines
12 KiB
PHP

<?php
/*
* BalanceController.php
* Copyright (c) 2023 james@firefly-iii.org
*
* This file is part of Firefly III (https://github.com/firefly-iii).
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
declare(strict_types=1);
namespace FireflyIII\Api\V2\Controllers\Chart;
use Carbon\Carbon;
use FireflyIII\Api\V2\Controllers\Controller;
use FireflyIII\Api\V2\Request\Chart\BalanceChartRequest;
use FireflyIII\Exceptions\FireflyException;
use FireflyIII\Helpers\Collector\GroupCollectorInterface;
use FireflyIII\Models\TransactionCurrency;
use FireflyIII\Models\TransactionType;
use FireflyIII\Repositories\Administration\Account\AccountRepositoryInterface;
use FireflyIII\Support\Http\Api\CleansChartData;
use FireflyIII\Support\Http\Api\ExchangeRateConverter;
use Illuminate\Http\JsonResponse;
use Illuminate\Support\Collection;
/**
* Class BalanceController
*/
class BalanceController extends Controller
{
use CleansChartData;
private AccountRepositoryInterface $repository;
/**
*
*/
public function __construct()
{
parent::__construct();
$this->middleware(
function ($request, $next) {
$this->repository = app(AccountRepositoryInterface::class);
return $next($request);
}
);
}
/**
* The code is practically a duplicate of ReportController::operations.
*
* Currency is up to the account/transactions in question, but conversion to the default
* currency is possible.
*
* If the transaction being processed is already in native currency OR if the
* foreign amount is in the native currency, the amount will not be converted.
*
* TODO validate and set administration_id
* TODO collector set group, not user
*
* @param BalanceChartRequest $request
*
* @return JsonResponse
* @throws FireflyException
*/
public function balance(BalanceChartRequest $request): JsonResponse
{
$params = $request->getAll();
/** @var Carbon $start */
$start = $this->parameters->get('start');
/** @var Carbon $end */
$end = $this->parameters->get('end');
$end->endOfDay();
/** @var Collection $accounts */
$accounts = $params['accounts'];
$preferredRange = $params['period'];
// set some formats, based on input parameters.
$format = app('navigation')->preferredCarbonFormatByPeriod($preferredRange);
// prepare for currency conversion and data collection:
$ids = $accounts->pluck('id')->toArray();
/** @var TransactionCurrency $default */
$default = app('amount')->getDefaultCurrency();
$converter = new ExchangeRateConverter();
$currencies = [(int)$default->id => $default,]; // currency cache
$data = [];
$chartData = [];
// get journals for entire period:
/** @var GroupCollectorInterface $collector */
$collector = app(GroupCollectorInterface::class);
$collector->setRange($start, $end)->withAccountInformation();
$collector->setXorAccounts($accounts);
$collector->setTypes([TransactionType::WITHDRAWAL, TransactionType::DEPOSIT, TransactionType::RECONCILIATION, TransactionType::TRANSFER]);
$journals = $collector->getExtractedJournals();
// set array for default currency (even if unused later on)
$defaultCurrencyId = (int)$default->id;
$data[$defaultCurrencyId] = [
'currency_id' => (string)$defaultCurrencyId,
'currency_symbol' => $default->symbol,
'currency_code' => $default->code,
'currency_name' => $default->name,
'currency_decimal_places' => (int)$default->decimal_places,
'native_id' => (string)$defaultCurrencyId,
'native_symbol' => $default->symbol,
'native_code' => $default->code,
'native_name' => $default->name,
'native_decimal_places' => (int)$default->decimal_places,
];
// loop. group by currency and by period.
/** @var array $journal */
foreach ($journals as $journal) {
// format the date according to the period
$period = $journal['date']->format($format);
// collect (and cache) currency information for this journal.
$currencyId = (int)$journal['currency_id'];
$currency = $currencies[$currencyId] ?? TransactionCurrency::find($currencyId);
$currencies[$currencyId] = $currency; // may just re-assign itself, don't mind.
// set the array with monetary info, if it does not exist.
$data[$currencyId] = $data[$currencyId] ?? [
'currency_id' => (string)$currencyId,
'currency_symbol' => $journal['currency_symbol'],
'currency_code' => $journal['currency_code'],
'currency_name' => $journal['currency_name'],
'currency_decimal_places' => $journal['currency_decimal_places'],
// native currency info (could be the same)
'native_id' => (string)$default->id,
'native_code' => $default->code,
'native_symbol' => $default->symbol,
'native_decimal_places' => (int)$default->decimal_places,
];
// set the array (in monetary info) with spent/earned in this $period, if it does not exist.
$data[$currencyId][$period] = $data[$currencyId][$period] ?? [
'period' => $period,
'spent' => '0',
'earned' => '0',
'native_spent' => '0',
'native_earned' => '0',
];
// is this journal's amount in- our outgoing?
$key = 'spent';
$amount = app('steam')->negative($journal['amount']);
// deposit = incoming
// transfer or reconcile or opening balance, and these accounts are the destination.
if (
TransactionType::DEPOSIT === $journal['transaction_type_type']
||
(
(
TransactionType::TRANSFER === $journal['transaction_type_type']
|| TransactionType::RECONCILIATION === $journal['transaction_type_type']
|| TransactionType::OPENING_BALANCE === $journal['transaction_type_type']
)
&& in_array($journal['destination_account_id'], $ids, true)
)
) {
$key = 'earned';
$amount = app('steam')->positive($journal['amount']);
}
// get conversion rate
$rate = $converter->getCurrencyRate($currency, $default, $journal['date']);
$amountConverted = bcmul($amount, $rate);
// perhaps transaction already has the foreign amount in the native currency.
if ((int)$journal['foreign_currency_id'] === (int)$default->id) {
$amountConverted = $journal['foreign_amount'] ?? '0';
$amountConverted = 'earned' === $key ? app('steam')->positive($amountConverted) : app('steam')->negative($amountConverted);
}
// add normal entry
$data[$currencyId][$period][$key] = bcadd($data[$currencyId][$period][$key], $amount);
// add converted entry
$convertedKey = sprintf('native_%s', $key);
$data[$currencyId][$period][$convertedKey] = bcadd($data[$currencyId][$period][$convertedKey], $amountConverted);
}
// loop this data, make chart bars for each currency:
/** @var array $currency */
foreach ($data as $currency) {
// income and expense array prepped:
$income = [
'label' => 'earned',
'currency_id' => (string)$currency['currency_id'],
'currency_symbol' => $currency['currency_symbol'],
'currency_code' => $currency['currency_code'],
'currency_decimal_places' => $currency['currency_decimal_places'],
'native_id' => (string)$currency['native_id'],
'native_symbol' => $currency['native_symbol'],
'native_code' => $currency['native_code'],
'native_decimal_places' => $currency['native_decimal_places'],
'start' => $start->toAtomString(),
'end' => $end->toAtomString(),
'period' => $preferredRange,
'entries' => [],
'native_entries' => [],
];
$expense = [
'label' => 'spent',
'currency_id' => (string)$currency['currency_id'],
'currency_symbol' => $currency['currency_symbol'],
'currency_code' => $currency['currency_code'],
'currency_decimal_places' => $currency['currency_decimal_places'],
'native_id' => (string)$currency['native_id'],
'native_symbol' => $currency['native_symbol'],
'native_code' => $currency['native_code'],
'native_decimal_places' => $currency['native_decimal_places'],
'start' => $start->toAtomString(),
'end' => $end->toAtomString(),
'period' => $preferredRange,
'entries' => [],
'native_entries' => [],
];
// loop all possible periods between $start and $end, and add them to the correct dataset.
$currentStart = clone $start;
while ($currentStart <= $end) {
$key = $currentStart->format($format);
$label = $currentStart->toAtomString();
// normal entries
$income['entries'][$label] = app('steam')->bcround(($currency[$key]['earned'] ?? '0'), $currency['currency_decimal_places']);
$expense['entries'][$label] = app('steam')->bcround(($currency[$key]['spent'] ?? '0'), $currency['currency_decimal_places']);
// converted entries
$income['native_entries'][$label] = app('steam')->bcround(($currency[$key]['native_earned'] ?? '0'), $currency['native_decimal_places']);
$expense['native_entries'][$label] = app('steam')->bcround(($currency[$key]['native_spent'] ?? '0'), $currency['native_decimal_places']);
// next loop
$currentStart = app('navigation')->addPeriod($currentStart, $preferredRange, 0);
}
$chartData[] = $income;
$chartData[] = $expense;
}
return response()->json($this->clean($chartData));
}
}