firefly-iii/app/Repositories/Budget/BudgetLimitRepository.php
2024-01-05 10:55:46 +01:00

409 lines
18 KiB
PHP

<?php
/**
* BudgetLimitRepository.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\Repositories\Budget;
use Carbon\Carbon;
use FireflyIII\Exceptions\FireflyException;
use FireflyIII\Factory\TransactionCurrencyFactory;
use FireflyIII\Models\Budget;
use FireflyIII\Models\BudgetLimit;
use FireflyIII\Models\TransactionCurrency;
use FireflyIII\User;
use Illuminate\Contracts\Auth\Authenticatable;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Support\Collection;
use Illuminate\Support\Facades\Log;
/**
* Class BudgetLimitRepository
*/
class BudgetLimitRepository implements BudgetLimitRepositoryInterface
{
private User $user;
/**
* Tells you which amount has been budgeted (for the given budgets)
* in the selected query. Returns a positive amount as a string.
*/
public function budgeted(Carbon $start, Carbon $end, TransactionCurrency $currency, ?Collection $budgets = null): string
{
$query = BudgetLimit::leftJoin('budgets', 'budgets.id', '=', 'budget_limits.budget_id')
// same complex where query as below.
->where(
static function (Builder $q5) use ($start, $end): void {
$q5->where(
static function (Builder $q1) use ($start, $end): void {
$q1->where(
static function (Builder $q2) use ($start, $end): void {
$q2->where('budget_limits.end_date', '>=', $start->format('Y-m-d'));
$q2->where('budget_limits.end_date', '<=', $end->format('Y-m-d'));
}
)
->orWhere(
static function (Builder $q3) use ($start, $end): void {
$q3->where('budget_limits.start_date', '>=', $start->format('Y-m-d'));
$q3->where('budget_limits.start_date', '<=', $end->format('Y-m-d'));
}
)
;
}
)
->orWhere(
static function (Builder $q4) use ($start, $end): void {
// or start is before start AND end is after end.
$q4->where('budget_limits.start_date', '<=', $start->format('Y-m-d'));
$q4->where('budget_limits.end_date', '>=', $end->format('Y-m-d'));
}
)
;
}
)
->where('budget_limits.transaction_currency_id', $currency->id)
->whereNull('budgets.deleted_at')
->where('budgets.active', true)
->where('budgets.user_id', $this->user->id)
;
if (null !== $budgets && $budgets->count() > 0) {
$query->whereIn('budget_limits.budget_id', $budgets->pluck('id')->toArray());
}
$set = $query->get(['budget_limits.*']);
$result = '0';
/** @var BudgetLimit $budgetLimit */
foreach ($set as $budgetLimit) {
$result = bcadd($budgetLimit->amount, $result);
}
return $result;
}
/**
* Destroy all budget limits.
*/
public function destroyAll(): void
{
$budgets = $this->user->budgets()->get();
/** @var Budget $budget */
foreach ($budgets as $budget) {
Log::channel('audit')->info(sprintf('Delete all budget limits of budget #%d ("%s") through destroyAll', $budget->id, $budget->name));
$budget->budgetlimits()->delete();
}
}
/**
* Destroy a budget limit.
*/
public function destroyBudgetLimit(BudgetLimit $budgetLimit): void
{
$budgetLimit->delete();
}
public function getAllBudgetLimitsByCurrency(TransactionCurrency $currency, Carbon $start = null, Carbon $end = null): Collection
{
return $this->getAllBudgetLimits($start, $end)->filter(
static function (BudgetLimit $budgetLimit) use ($currency) {
return $budgetLimit->transaction_currency_id === $currency->id;
}
);
}
public function getAllBudgetLimits(Carbon $start = null, Carbon $end = null): Collection
{
// both are NULL:
if (null === $start && null === $end) {
return BudgetLimit::leftJoin('budgets', 'budgets.id', '=', 'budget_limits.budget_id')
->with(['budget'])
->where('budgets.user_id', $this->user->id)
->whereNull('budgets.deleted_at')
->get(['budget_limits.*'])
;
}
// one of the two is NULL.
if (null === $start xor null === $end) {
$query = BudgetLimit::leftJoin('budgets', 'budgets.id', '=', 'budget_limits.budget_id')
->with(['budget'])
->whereNull('budgets.deleted_at')
->where('budgets.user_id', $this->user->id)
;
if (null !== $end) {
// end date must be before $end.
$query->where('end_date', '<=', $end->format('Y-m-d 00:00:00'));
}
if (null !== $start) {
// start date must be after $start.
$query->where('start_date', '>=', $start->format('Y-m-d 00:00:00'));
}
return $query->get(['budget_limits.*']);
}
// neither are NULL:
return BudgetLimit::leftJoin('budgets', 'budgets.id', '=', 'budget_limits.budget_id')
->with(['budget'])
->where('budgets.user_id', $this->user->id)
->whereNull('budgets.deleted_at')
->where(
static function (Builder $q5) use ($start, $end): void {
$q5->where(
static function (Builder $q1) use ($start, $end): void {
$q1->where(
static function (Builder $q2) use ($start, $end): void {
$q2->where('budget_limits.end_date', '>=', $start->format('Y-m-d'));
$q2->where('budget_limits.end_date', '<=', $end->format('Y-m-d'));
}
)
->orWhere(
static function (Builder $q3) use ($start, $end): void {
$q3->where('budget_limits.start_date', '>=', $start->format('Y-m-d'));
$q3->where('budget_limits.start_date', '<=', $end->format('Y-m-d'));
}
)
;
}
)
->orWhere(
static function (Builder $q4) use ($start, $end): void {
// or start is before start AND end is after end.
$q4->where('budget_limits.start_date', '<=', $start->format('Y-m-d'));
$q4->where('budget_limits.end_date', '>=', $end->format('Y-m-d'));
}
)
;
}
)->get(['budget_limits.*'])
;
}
public function getBudgetLimits(Budget $budget, Carbon $start = null, Carbon $end = null): Collection
{
if (null === $end && null === $start) {
return $budget->budgetlimits()->with(['transactionCurrency'])->orderBy('budget_limits.start_date', 'DESC')->get(['budget_limits.*']);
}
if (null === $end xor null === $start) {
$query = $budget->budgetlimits()->with(['transactionCurrency'])->orderBy('budget_limits.start_date', 'DESC');
// one of the two is null
if (null !== $end) {
// end date must be before $end.
$query->where('end_date', '<=', $end->format('Y-m-d 00:00:00'));
}
if (null !== $start) {
// start date must be after $start.
$query->where('start_date', '>=', $start->format('Y-m-d 00:00:00'));
}
return $query->get(['budget_limits.*']);
}
// when both dates are set:
return $budget->budgetlimits()
->where(
static function (Builder $q5) use ($start, $end): void { // @phpstan-ignore-line
$q5->where(
static function (Builder $q1) use ($start, $end): void {
// budget limit ends within period
$q1->where(
static function (Builder $q2) use ($start, $end): void {
$q2->where('budget_limits.end_date', '>=', $start->format('Y-m-d 00:00:00'));
$q2->where('budget_limits.end_date', '<=', $end->format('Y-m-d 23:59:59'));
}
)
// budget limit start within period
->orWhere(
static function (Builder $q3) use ($start, $end): void {
$q3->where('budget_limits.start_date', '>=', $start->format('Y-m-d 00:00:00'));
$q3->where('budget_limits.start_date', '<=', $end->format('Y-m-d 23:59:59'));
}
)
;
}
)
->orWhere(
static function (Builder $q4) use ($start, $end): void {
// or start is before start AND end is after end.
$q4->where('budget_limits.start_date', '<=', $start->format('Y-m-d 23:59:59'));
$q4->where('budget_limits.end_date', '>=', $end->format('Y-m-d 00:00:00'));
}
)
;
}
)->orderBy('budget_limits.start_date', 'DESC')->get(['budget_limits.*'])
;
}
public function setUser(null|Authenticatable|User $user): void
{
if ($user instanceof User) {
$this->user = $user;
}
}
/**
* @throws FireflyException
*/
public function store(array $data): BudgetLimit
{
// if no currency has been provided, use the user's default currency:
/** @var TransactionCurrencyFactory $factory */
$factory = app(TransactionCurrencyFactory::class);
$currency = $factory->find($data['currency_id'] ?? null, $data['currency_code'] ?? null);
if (null === $currency) {
$currency = app('amount')->getDefaultCurrencyByUserGroup($this->user->userGroup);
}
$currency->enabled = true;
$currency->save();
// find the budget:
$budget = $this->user->budgets()->find((int)$data['budget_id']);
if (null === $budget) {
throw new FireflyException('200004: Budget does not exist.');
}
// find limit with same date range and currency.
$limit = $budget->budgetlimits()
->where('budget_limits.start_date', $data['start_date']->format('Y-m-d'))
->where('budget_limits.end_date', $data['end_date']->format('Y-m-d'))
->where('budget_limits.transaction_currency_id', $currency->id)
->first(['budget_limits.*'])
;
if (null !== $limit) {
throw new FireflyException('200027: Budget limit already exists.');
}
app('log')->debug('No existing budget limit, create a new one');
// or create one and return it.
$limit = new BudgetLimit();
$limit->budget()->associate($budget);
$limit->start_date = $data['start_date']->format('Y-m-d');
$limit->end_date = $data['end_date']->format('Y-m-d');
$limit->amount = $data['amount'];
$limit->transaction_currency_id = $currency->id;
$limit->save();
app('log')->debug(sprintf('Created new budget limit with ID #%d and amount %s', $limit->id, $data['amount']));
return $limit;
}
public function find(Budget $budget, TransactionCurrency $currency, Carbon $start, Carbon $end): ?BudgetLimit
{
return $budget->budgetlimits()
->where('transaction_currency_id', $currency->id)
->where('start_date', $start->format('Y-m-d'))
->where('end_date', $end->format('Y-m-d'))->first()
;
}
/**
* @throws FireflyException
*/
public function update(BudgetLimit $budgetLimit, array $data): BudgetLimit
{
$budgetLimit->amount = array_key_exists('amount', $data) ? $data['amount'] : $budgetLimit->amount;
$budgetLimit->budget_id = array_key_exists('budget_id', $data) ? $data['budget_id'] : $budgetLimit->budget_id;
$budgetLimit->start_date = array_key_exists('start', $data) ? $data['start']->format('Y-m-d 00:00:00') : $budgetLimit->start_date;
$budgetLimit->end_date = array_key_exists('end', $data) ? $data['end']->format('Y-m-d 23:59:59') : $budgetLimit->end_date;
// if no currency has been provided, use the user's default currency:
$currency = null;
// update if relevant:
if (array_key_exists('currency_id', $data) || array_key_exists('currency_code', $data)) {
/** @var TransactionCurrencyFactory $factory */
$factory = app(TransactionCurrencyFactory::class);
$currency = $factory->find($data['currency_id'] ?? null, $data['currency_code'] ?? null);
}
// catch unexpected null:
if (null === $currency) {
$currency = $budgetLimit->transactionCurrency ?? app('amount')->getDefaultCurrencyByUserGroup($this->user->userGroup);
}
$currency->enabled = true;
$currency->save();
$budgetLimit->transaction_currency_id = $currency->id;
$budgetLimit->save();
return $budgetLimit;
}
public function updateLimitAmount(Budget $budget, Carbon $start, Carbon $end, string $amount): ?BudgetLimit
{
// count the limits:
$limits = $budget->budgetlimits()
->where('budget_limits.start_date', $start->format('Y-m-d 00:00:00'))
->where('budget_limits.end_date', $end->format('Y-m-d 00:00:00'))
->count('budget_limits.*')
;
app('log')->debug(sprintf('Found %d budget limits.', $limits));
// there might be a budget limit for these dates:
/** @var null|BudgetLimit $limit */
$limit = $budget->budgetlimits()
->where('budget_limits.start_date', $start->format('Y-m-d 00:00:00'))
->where('budget_limits.end_date', $end->format('Y-m-d 00:00:00'))
->first(['budget_limits.*'])
;
// if more than 1 limit found, delete the others:
if ($limits > 1 && null !== $limit) {
app('log')->debug(sprintf('Found more than 1, delete all except #%d', $limit->id));
$budget->budgetlimits()
->where('budget_limits.start_date', $start->format('Y-m-d 00:00:00'))
->where('budget_limits.end_date', $end->format('Y-m-d 00:00:00'))
->where('budget_limits.id', '!=', $limit->id)->delete()
;
}
// delete if amount is zero.
// Returns 0 if the two operands are equal,
// 1 if the left_operand is larger than the right_operand, -1 otherwise.
if (null !== $limit && bccomp($amount, '0') <= 0) {
app('log')->debug(sprintf('%s is zero, delete budget limit #%d', $amount, $limit->id));
$limit->delete();
return null;
}
// update if exists:
if (null !== $limit) {
app('log')->debug(sprintf('Existing budget limit is #%d, update this to amount %s', $limit->id, $amount));
$limit->amount = $amount;
$limit->save();
return $limit;
}
app('log')->debug('No existing budget limit, create a new one');
// or create one and return it.
$limit = new BudgetLimit();
$limit->budget()->associate($budget);
$limit->start_date = $start->startOfDay();
$limit->end_date = $end->startOfDay();
$limit->amount = $amount;
$limit->save();
app('log')->debug(sprintf('Created new budget limit with ID #%d and amount %s', $limit->id, $amount));
return $limit;
}
}