Files
firefly-iii/app/Support/JsonApi/Enrichments/PiggyBankEnrichment.php
2025-08-23 11:26:04 +02:00

295 lines
13 KiB
PHP

<?php
/*
* PiggyBankEnrichment.php
* Copyright (c) 2025 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\Support\JsonApi\Enrichments;
use Carbon\Carbon;
use FireflyIII\Models\Account;
use FireflyIII\Models\AccountMeta;
use FireflyIII\Models\Note;
use FireflyIII\Models\ObjectGroup;
use FireflyIII\Models\PiggyBank;
use FireflyIII\Models\TransactionCurrency;
use FireflyIII\Models\UserGroup;
use FireflyIII\Support\Facades\Amount;
use FireflyIII\Support\Facades\Steam;
use FireflyIII\User;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Collection;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Log;
class PiggyBankEnrichment implements EnrichmentInterface
{
private User $user;
private UserGroup $userGroup;
private Collection $collection;
private array $ids = [];
private array $currencyIds = [];
private array $currencies = [];
private array $accountIds = [];
// private array $accountCurrencies = [];
private array $notes = [];
private array $mappedObjects = [];
private TransactionCurrency $primaryCurrency;
private array $amounts = [];
public function __construct()
{
$this->primaryCurrency = Amount::getPrimaryCurrency();
}
public function enrich(Collection $collection): Collection
{
$this->collection = $collection;
$this->collectIds();
$this->collectObjectGroups();
$this->collectNotes();
$this->collectCurrentAmounts();
$this->appendCollectedData();
return $this->collection;
}
public function enrichSingle(array|Model $model): array|Model
{
Log::debug(__METHOD__);
$collection = new Collection([$model]);
$collection = $this->enrich($collection);
return $collection->first();
}
public function setUser(User $user): void
{
$this->user = $user;
$this->setUserGroup($user->userGroup);
}
public function setUserGroup(UserGroup $userGroup): void
{
$this->userGroup = $userGroup;
}
private function collectIds(): void
{
/** @var PiggyBank $piggy */
foreach ($this->collection as $piggy) {
$id = (int)$piggy->id;
$this->ids[] = $id;
$this->currencyIds[$id] = (int)$piggy->transaction_currency_id;
}
$this->ids = array_unique($this->ids);
// collect currencies.
$currencies = TransactionCurrency::whereIn('id', $this->currencyIds)->get();
foreach ($currencies as $currency) {
$this->currencies[(int)$currency->id] = $currency;
}
// collect accounts
$set = DB::table('account_piggy_bank')->whereIn('piggy_bank_id', $this->ids)->get(['piggy_bank_id', 'account_id', 'current_amount', 'native_current_amount']);
foreach ($set as $item) {
$id = (int)$item->piggy_bank_id;
$accountId = (int)$item->account_id;
$this->amounts[$id] ??= [];
if (!array_key_exists($id, $this->accountIds)) {
$this->accountIds[$id] = (int)$item->account_id;
}
if (!array_key_exists($accountId, $this->amounts[$id])) {
$this->amounts[$id][$accountId] = [
'current_amount' => '0',
'pc_current_amount' => '0',
];
}
$this->amounts[$id][$accountId]['current_amount'] = bcadd($this->amounts[$id][$accountId]['current_amount'], $item->current_amount);
if (null !== $this->amounts[$id][$accountId]['pc_current_amount'] && null !== $item->native_current_amount) {
$this->amounts[$id][$accountId]['pc_current_amount'] = bcadd($this->amounts[$id][$accountId]['pc_current_amount'], $item->native_current_amount);
}
}
// get account currency preference for ALL.
$set = AccountMeta::whereIn('account_id', array_values($this->accountIds))->where('name', 'currency_id')->get();
/** @var AccountMeta $item */
foreach ($set as $item) {
$accountId = (int)$item->account_id;
$currencyId = (int)$item->data;
if (!array_key_exists($currencyId, $this->currencies)) {
$this->currencies[$currencyId] = TransactionCurrency::find($currencyId);
}
// $this->accountCurrencies[$accountId] = $this->currencies[$currencyId];
}
// get account info.
$set = Account::whereIn('id', array_values($this->accountIds))->get();
/** @var Account $item */
foreach ($set as $item) {
$id = (int)$item->id;
$this->accounts[$id] = [
'id' => $id,
'name' => $item->name,
];
}
}
private function appendCollectedData(): void
{
$this->collection = $this->collection->map(function (PiggyBank $item) {
$id = (int)$item->id;
$currencyId = (int)$item->transaction_currency_id;
$currency = $this->currencies[$currencyId] ?? $this->primaryCurrency;
$targetAmount = null;
if (0 !== bccomp($item->target_amount, '0')) {
$targetAmount = $item->target_amount;
}
$meta = [
'notes' => $this->notes[$id] ?? null,
'currency' => $this->currencies[$currencyId] ?? null,
// 'auto_budget' => $this->autoBudgets[$id] ?? null,
// 'spent' => $this->spent[$id] ?? null,
// 'pc_spent' => $this->pcSpent[$id] ?? null,
'object_group_id' => null,
'object_group_order' => null,
'object_group_title' => null,
'current_amount' => '0',
'pc_current_amount' => '0',
'target_amount' => null === $targetAmount ? null : Steam::bcround($targetAmount, $currency->decimal_places),
'pc_target_amount' => null === $item->native_target_amount ? null : Steam::bcround($item->native_target_amount, $this->primaryCurrency->decimal_places),
'left_to_save' => null,
'pc_left_to_save' => null,
'save_per_month' => null,
'pc_save_per_month' => null,
'accounts' => [],
];
// add object group if available
if (array_key_exists($id, $this->mappedObjects)) {
$key = $this->mappedObjects[$id];
$meta['object_group_id'] = (string) $this->objectGroups[$key]['id'];
$meta['object_group_title'] = $this->objectGroups[$key]['title'];
$meta['object_group_order'] = $this->objectGroups[$key]['order'];
}
// add current amount(s).
foreach ($this->amounts[$id] as $accountId => $row) {
$meta['accounts'][] = [
'account_id' => (string)$accountId,
'name' => $this->accounts[$accountId]['name'] ?? '',
'current_amount' => Steam::bcround($row['current_amount'], $currency->decimal_places),
'pc_current_amount' => Steam::bcround($row['pc_current_amount'], $this->primaryCurrency->decimal_places),
];
$meta['current_amount'] = bcadd($meta['current_amount'], $row['current_amount']);
// only add pc_current_amount when the pc_current_amount is set
$meta['pc_current_amount'] = null === $row['pc_current_amount'] ? null : bcadd($meta['pc_current_amount'], $row['pc_current_amount']);
}
$meta['current_amount'] = Steam::bcround($meta['current_amount'], $currency->decimal_places);
// only round this number when pc_current_amount is set.
$meta['pc_current_amount'] = null === $meta['pc_current_amount'] ? null : Steam::bcround($meta['pc_current_amount'], $this->primaryCurrency->decimal_places);
// calculate left to save, only when there is a target amount.
if (null !== $targetAmount) {
$meta['left_to_save'] = bcsub($meta['target_amount'], $meta['current_amount']);
$meta['pc_left_to_save'] = null === $meta['pc_target_amount'] ? null : bcsub($meta['pc_target_amount'], $meta['pc_current_amount']);
}
// get suggested per month.
$meta['save_per_month'] = Steam::bcround($this->getSuggestedMonthlyAmount($item->start_date, $item->target_date, $meta['target_amount'], $meta['current_amount']), $currency->decimal_places);
$meta['pc_save_per_month'] = Steam::bcround($this->getSuggestedMonthlyAmount($item->start_date, $item->target_date, $meta['pc_target_amount'], $meta['pc_current_amount']), $currency->decimal_places);
$item->meta = $meta;
return $item;
});
}
private function collectNotes(): void
{
$notes = Note::query()->whereIn('noteable_id', $this->ids)
->whereNotNull('notes.text')
->where('notes.text', '!=', '')
->where('noteable_type', PiggyBank::class)->get(['notes.noteable_id', 'notes.text'])->toArray()
;
foreach ($notes as $note) {
$this->notes[(int)$note['noteable_id']] = (string)$note['text'];
}
Log::debug(sprintf('Enrich with %d note(s)', count($this->notes)));
}
private function collectObjectGroups(): void
{
$set = DB::table('object_groupables')
->whereIn('object_groupable_id', $this->ids)
->where('object_groupable_type', PiggyBank::class)
->get(['object_groupable_id', 'object_group_id'])
;
$ids = array_unique($set->pluck('object_group_id')->toArray());
foreach ($set as $entry) {
$this->mappedObjects[(int)$entry->object_groupable_id] = (int)$entry->object_group_id;
}
$groups = ObjectGroup::whereIn('id', $ids)->get(['id', 'title', 'order'])->toArray();
foreach ($groups as $group) {
$group['id'] = (int)$group['id'];
$group['order'] = (int)$group['order'];
$this->objectGroups[(int)$group['id']] = $group;
}
}
private function collectCurrentAmounts(): void {}
/**
* Returns the suggested amount the user should save per month, or "".
*/
private function getSuggestedMonthlyAmount(?Carbon $startDate, ?Carbon $targetDate, ?string $targetAmount, string $currentAmount): string
{
if (null === $targetAmount || null === $targetDate || null === $startDate) {
return '0';
}
$savePerMonth = '0';
if (1 === bccomp($targetAmount, $currentAmount)) {
$now = today(config('app.timezone'));
$diffInMonths = (int)$startDate->diffInMonths($targetDate);
$remainingAmount = bcsub($targetAmount, $currentAmount);
// more than 1 month to go and still need money to save:
if ($diffInMonths > 0 && 1 === bccomp($remainingAmount, '0')) {
$savePerMonth = bcdiv($remainingAmount, (string)$diffInMonths);
}
// less than 1 month to go but still need money to save:
if (0 === $diffInMonths && 1 === bccomp($remainingAmount, '0')) {
$savePerMonth = $remainingAmount;
}
}
return $savePerMonth;
}
}