firefly-iii/app/Transformers/BillTransformer.php
2023-12-10 06:51:59 +01:00

286 lines
11 KiB
PHP

<?php
/**
* BillTransformer.php
* Copyright (c) 2019 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\Transformers;
use Carbon\Carbon;
use Carbon\CarbonInterface;
use FireflyIII\Models\Bill;
use FireflyIII\Models\ObjectGroup;
use FireflyIII\Models\TransactionJournal;
use FireflyIII\Repositories\Bill\BillRepositoryInterface;
use FireflyIII\Support\Models\BillDateCalculator;
use Illuminate\Support\Collection;
/**
* Class BillTransformer
*/
class BillTransformer extends AbstractTransformer
{
private BillDateCalculator $calculator;
private BillRepositoryInterface $repository;
/**
* BillTransformer constructor.
*
*/
public function __construct()
{
$this->repository = app(BillRepositoryInterface::class);
$this->calculator = app(BillDateCalculator::class);
}
/**
* Transform the bill.
*
* @param Bill $bill
*
* @return array
*/
public function transform(Bill $bill): array
{
$paidData = $this->paidData($bill);
$lastPaidDate = $this->getLastPaidDate($paidData);
// both params can be NULL, so just in case they are, add some wide margins:
$start = $this->parameters->get('start') ?? today()->subYears(10);
$end = $this->parameters->get('end') ?? today()->addYears(10);
$payDates = $this->calculator->getPayDates($start, $end, $bill->date, $bill->repeat_freq, $bill->skip, $lastPaidDate);
$currency = $bill->transactionCurrency;
$notes = $this->repository->getNoteText($bill);
$notes = '' === $notes ? null : $notes;
$this->repository->setUser($bill->user);
$objectGroupId = null;
$objectGroupOrder = null;
$objectGroupTitle = null;
/** @var ObjectGroup|null $objectGroup */
$objectGroup = $bill->objectGroups->first();
if (null !== $objectGroup) {
$objectGroupId = $objectGroup->id;
$objectGroupOrder = $objectGroup->order;
$objectGroupTitle = $objectGroup->title;
}
$paidDataFormatted = [];
$payDatesFormatted = [];
foreach ($paidData as $object) {
$date = Carbon::createFromFormat('!Y-m-d', $object['date'], config('app.timezone'));
if (false === $date) {
$date = today(config('app.timezone'));
}
$object['date'] = $date->toAtomString();
$paidDataFormatted[] = $object;
}
foreach ($payDates as $string) {
$date = Carbon::createFromFormat('!Y-m-d', $string, config('app.timezone'));
if (false === $date) {
$date = today(config('app.timezone'));
}
$payDatesFormatted[] = $date->toAtomString();
}
// next expected match
$nem = null;
$nemDate = null;
$nemDiff = trans('firefly.not_expected_period');
$firstPayDate = $payDates[0] ?? null;
if (null !== $firstPayDate) {
$nemDate = Carbon::createFromFormat('!Y-m-d', $firstPayDate, config('app.timezone'));
if (false === $nemDate) {
$nemDate = today(config('app.timezone'));
}
$nem = $nemDate->toAtomString();
// nullify again when it's outside the current view range.
if ($nemDate->lt($this->parameters->get('start')) || $nemDate->gt($this->parameters->get('end'))) {
$nem = null;
$nemDate = null;
$firstPayDate = null;
}
}
// converting back and forth is bad code but OK.
if (null !== $nemDate) {
if ($nemDate->isToday()) {
$nemDiff = trans('firefly.today');
}
$current = $payDatesFormatted[0] ?? null;
if (null !== $current && !$nemDate->isToday()) {
$temp2 = Carbon::createFromFormat('Y-m-d\TH:i:sP', $current);
if (false === $temp2) {
$temp2 = today(config('app.timezone'));
}
$nemDiff = trans('firefly.bill_expected_date', ['date' => $temp2->diffForHumans(today(config('app.timezone')), CarbonInterface::DIFF_RELATIVE_TO_NOW)]);
}
unset($temp2);
}
return [
'id' => $bill->id,
'created_at' => $bill->created_at->toAtomString(),
'updated_at' => $bill->updated_at->toAtomString(),
'currency_id' => (string)$bill->transaction_currency_id,
'currency_code' => $currency->code,
'currency_symbol' => $currency->symbol,
'currency_decimal_places' => $currency->decimal_places,
'name' => $bill->name,
'amount_min' => app('steam')->bcround($bill->amount_min, $currency->decimal_places),
'amount_max' => app('steam')->bcround($bill->amount_max, $currency->decimal_places),
'date' => $bill->date->toAtomString(),
'end_date' => $bill->end_date?->toAtomString(),
'extension_date' => $bill->extension_date?->toAtomString(),
'repeat_freq' => $bill->repeat_freq,
'skip' => $bill->skip,
'active' => $bill->active,
'order' => $bill->order,
'notes' => $notes,
'object_group_id' => null !== $objectGroupId ? (string)$objectGroupId : null,
'object_group_order' => $objectGroupOrder,
'object_group_title' => $objectGroupTitle,
// these fields need work:
'next_expected_match' => $nem,
'next_expected_match_diff' => $nemDiff,
'pay_dates' => $payDatesFormatted,
'paid_dates' => $paidDataFormatted,
'links' => [
[
'rel' => 'self',
'uri' => '/bills/' . $bill->id,
],
],
];
}
/**
* Get the data the bill was paid and predict the next expected match.
*
* @param Bill $bill
*
* @return array
*/
protected function paidData(Bill $bill): array
{
app('log')->debug(sprintf('Now in paidData for bill #%d', $bill->id));
if (null === $this->parameters->get('start') || null === $this->parameters->get('end')) {
app('log')->debug('parameters are NULL, return empty array');
return [];
}
// 2023-07-1 sub one day from the start date to fix a possible bug (see #7704)
// 2023-07-18 this particular date is used to search for the last paid date.
// 2023-07-18 the cloned $searchDate is used to grab the correct transactions.
/** @var Carbon $start */
$start = clone $this->parameters->get('start');
$searchStart = clone $start;
$start->subDay();
app('log')->debug(sprintf('Parameters are start: %s end: %s', $start->format('Y-m-d'), $this->parameters->get('end')->format('Y-m-d')));
app('log')->debug(sprintf('Search parameters are: start: %s', $searchStart->format('Y-m-d')));
/*
* Get from database when bill was paid.
*/
$set = $this->repository->getPaidDatesInRange($bill, $searchStart, $this->parameters->get('end'));
app('log')->debug(sprintf('Count %d entries in getPaidDatesInRange()', $set->count()));
/*
* Grab from array the most recent payment. If none exist, fall back to the start date and pretend *that* was the last paid date.
*/
app('log')->debug(sprintf('Grab last paid date from function, return %s if it comes up with nothing.', $start->format('Y-m-d')));
$lastPaidDate = $this->lastPaidDate($set, $start);
app('log')->debug(sprintf('Result of lastPaidDate is %s', $lastPaidDate->format('Y-m-d')));
/*
* At this point the "next match" is exactly after the last time the bill was paid.
*/
$result = [];
foreach ($set as $entry) {
$result[] = [
'transaction_group_id' => (string)$entry->transaction_group_id,
'transaction_journal_id' => (string)$entry->id,
'date' => $entry->date->format('Y-m-d'),
'date_object' => $entry->date,
];
}
return $result;
}
/**
* Returns the latest date in the set, or start when set is empty.
*
* @param Collection $dates
* @param Carbon $default
*
* @return Carbon
*/
protected function lastPaidDate(Collection $dates, Carbon $default): Carbon
{
if (0 === $dates->count()) {
return $default;
}
$latest = $dates->first()->date;
/** @var TransactionJournal $journal */
foreach ($dates as $journal) {
if ($journal->date->gte($latest)) {
$latest = $journal->date;
}
}
return $latest;
}
/**
* @param array $paidData
*
* @return Carbon|null
*/
private function getLastPaidDate(array $paidData): ?Carbon
{
app('log')->debug('getLastPaidDate()');
$return = null;
foreach ($paidData as $entry) {
if (null !== $return) {
/** @var Carbon $current */
$current = $entry['date_object'];
if ($current->gt($return)) {
$return = clone $current;
}
app('log')->debug(sprintf('Last paid date is: %s', $return->format('Y-m-d')));
}
if (null === $return) {
/** @var Carbon $return */
$return = $entry['date_object'];
app('log')->debug(sprintf('Last paid date is: %s', $return->format('Y-m-d')));
}
}
app('log')->debug(sprintf('Last paid date is: "%s"', $return?->format('Y-m-d')));
return $return;
}
}