firefly-iii/app/Factory/TransactionFactory.php
2018-02-18 16:35:26 +01:00

421 lines
14 KiB
PHP

<?php
/**
* TransactionFactory.php
* Copyright (c) 2018 thegrumpydictator@gmail.com
*
* This file is part of Firefly III.
*
* Firefly III is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Firefly III 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Firefly III. If not, see <http://www.gnu.org/licenses/>.
*/
declare(strict_types=1);
namespace FireflyIII\Factory;
use FireflyIII\Exceptions\FireflyException;
use FireflyIII\Models\Account;
use FireflyIII\Models\AccountType;
use FireflyIII\Models\Budget;
use FireflyIII\Models\Category;
use FireflyIII\Models\Transaction;
use FireflyIII\Models\TransactionCurrency;
use FireflyIII\Models\TransactionJournal;
use FireflyIII\Models\TransactionType;
use FireflyIII\Repositories\Account\AccountRepositoryInterface;
use FireflyIII\Repositories\Budget\BudgetRepositoryInterface;
use FireflyIII\Repositories\Category\CategoryRepositoryInterface;
use FireflyIII\Repositories\Currency\CurrencyRepositoryInterface;
use FireflyIII\Repositories\Journal\JournalRepositoryInterface;
use FireflyIII\User;
use Illuminate\Support\Collection;
/**
* Class TransactionFactory
*/
class TransactionFactory
{
/** @var AccountRepositoryInterface */
private $accountRepository;
/** @var BudgetRepositoryInterface */
private $budgetRepository;
/** @var CategoryRepositoryInterface */
private $categoryRepository;
/** @var CurrencyRepositoryInterface */
private $currencyRepository;
/** @var JournalRepositoryInterface */
private $repository;
/** @var User */
private $user;
/**
* TransactionFactory constructor.
*/
public function __construct()
{
$this->repository = app(JournalRepositoryInterface::class);
$this->accountRepository = app(AccountRepositoryInterface::class);
$this->budgetRepository = app(BudgetRepositoryInterface::class);
$this->categoryRepository = app(CategoryRepositoryInterface::class);
$this->currencyRepository = app(CurrencyRepositoryInterface::class);
}
/**
* @param array $data
*
* @return Transaction
*/
public function create(array $data): Transaction
{
$values = [
'reconciled' => $data['reconciled'],
'account_id' => $data['account']->id,
'transaction_journal_id' => $data['transaction_journal']->id,
'description' => $data['description'],
'transaction_currency_id' => $data['currency']->id,
'amount' => $data['amount'],
'foreign_amount' => $data['foreign_amount'],
'foreign_currency_id' => null,
'identifier' => $data['identifier'],
];
$transaction = $this->repository->storeBasicTransaction($values);
return $transaction;
}
/**
* Create a pair of transactions based on the data given in the array.
*
* @param TransactionJournal $journal
* @param array $data
*
* @return Collection
* @throws FireflyException
*/
public function createPair(TransactionJournal $journal, array $data): Collection
{
// all this data is the same for both transactions:
$currency = $this->findCurrency($data['currency_id'], $data['currency_code']);
$description = $journal->description === $data['description'] ? null : $data['description'];
// type of source account depends on journal type:
$sourceType = $this->accountType($journal, 'source');
$sourceAccount = $this->findAccount($sourceType, $data['source_id'], $data['source_name']);
// same for destination account:
$destinationType = $this->accountType($journal, 'destination');
$destinationAccount = $this->findAccount($destinationType, $data['destination_id'], $data['destination_name']);
// first make a "negative" (source) transaction based on the data in the array.
$source = $this->create(
[
'description' => $description,
'amount' => app('steam')->negative(strval($data['amount'])),
'foreign_amount' => null,
'currency' => $currency,
'account' => $sourceAccount,
'transaction_journal' => $journal,
'reconciled' => $data['reconciled'],
'identifier' => $data['identifier'],
]
);
// then make a "positive" transaction based on the data in the array.
$dest = $this->create(
[
'description' => $description,
'amount' => app('steam')->positive(strval($data['amount'])),
'foreign_amount' => null,
'currency' => $currency,
'account' => $destinationAccount,
'transaction_journal' => $journal,
'reconciled' => $data['reconciled'],
'identifier' => $data['identifier'],
]
);
// set foreign currency
$foreign = $this->findCurrency($data['foreign_currency_id'], $data['foreign_currency_code']);
$this->setForeignCurrency($source, $foreign);
$this->setForeignCurrency($dest, $foreign);
// set foreign amount:
if (!is_null($data['foreign_amount'])) {
$this->setForeignAmount($source, app('steam')->negative(strval($data['foreign_amount'])));
$this->setForeignAmount($dest, app('steam')->positive(strval($data['foreign_amount'])));
}
// set budget:
$budget = $this->findBudget($data['budget_id'], $data['budget_name']);
$this->setBudget($source, $budget);
$this->setBudget($dest, $budget);
// set category
$category = $this->findCategory($data['category_id'], $data['category_name']);
$this->setCategory($source, $category);
$this->setCategory($dest, $category);
return new Collection([$source, $dest]);
}
/**
* @param User $user
*/
public function setUser(User $user)
{
$this->user = $user;
$this->repository->setUser($user);
$this->accountRepository->setUser($user);
$this->budgetRepository->setUser($user);
$this->categoryRepository->setUser($user);
$this->currencyRepository->setUser($user);
}
/**
* @param TransactionJournal $journal
* @param string $direction
*
* @return string
* @throws FireflyException
*/
protected function accountType(TransactionJournal $journal, string $direction): string
{
$types = [];
$type = $journal->transactionType->type;
switch ($type) {
default:
throw new FireflyException(sprintf('Cannot handle type "%s" in accountType()', $type));
case TransactionType::WITHDRAWAL:
$types['source'] = AccountType::ASSET;
$types['destination'] = AccountType::EXPENSE;
break;
case TransactionType::DEPOSIT:
$types['source'] = AccountType::REVENUE;
$types['destination'] = AccountType::ASSET;
break;
case TransactionType::TRANSFER:
$types['source'] = AccountType::ASSET;
$types['destination'] = AccountType::ASSET;
break;
}
if (!isset($types[$direction])) {
throw new FireflyException(sprintf('No type set for direction "%s" and type "%s"', $type, $direction));
}
return $types[$direction];
}
/**
* @param string $expectedType
* @param int|null $accountId
* @param string|null $accountName
*
* @return Account
* @throws FireflyException
*/
protected function findAccount(string $expectedType, ?int $accountId, ?string $accountName): Account
{
$accountId = intval($accountId);
$accountName = strval($accountName);
switch ($expectedType) {
case AccountType::ASSET:
if ($accountId > 0) {
// must be able to find it based on ID. Validator should catch invalid ID's.
return $this->accountRepository->findNull($accountId);
}
// alternatively, return by name. Validator should catch invalid names.
return $this->accountRepository->findByName($accountName, [AccountType::ASSET]);
break;
case AccountType::EXPENSE:
if ($accountId > 0) {
// must be able to find it based on ID. Validator should catch invalid ID's.
return $this->accountRepository->findNull($accountId);
}
if (strlen($accountName) > 0) {
// alternatively, return by name. Validator should catch invalid names.
return $this->accountRepository->findByName($accountName, [AccountType::EXPENSE]);
}
// return cash account:
return $this->accountRepository->getCashAccount();
break;
case AccountType::REVENUE:
if ($accountId > 0) {
// must be able to find it based on ID. Validator should catch invalid ID's.
return $this->accountRepository->findNull($accountId);
}
if (strlen($accountName) > 0) {
// alternatively, return by name. Validator should catch invalid names.
return $this->accountRepository->findByName($accountName, [AccountType::REVENUE]);
}
// return cash account:
return $this->accountRepository->getCashAccount();
default:
throw new FireflyException(sprintf('Cannot find account of type "%s".', $expectedType));
}
}
/**
* @param int|null $budgetId
* @param null|string $budgetName
*
* @return Budget|null
*/
protected function findBudget(?int $budgetId, ?string $budgetName): ?Budget
{
$budgetId = intval($budgetId);
$budgetName = strval($budgetName);
if (strlen($budgetName) === 0 && $budgetId === 0) {
return null;
}
// first by ID:
if ($budgetId > 0) {
$budget = $this->budgetRepository->findNull($budgetId);
if (!is_null($budget)) {
return $budget;
}
}
if (strlen($budgetName) > 0) {
$budget = $this->budgetRepository->findByName($budgetName);
if (!is_null($budget)) {
return $budget;
}
}
return null;
}
/**
* @param int|null $categoryId
* @param null|string $categoryName
*
* @return Category|null
*/
protected function findCategory(?int $categoryId, ?string $categoryName): ?Category
{
$categoryId = intval($categoryId);
$categoryName = strval($categoryName);
if (strlen($categoryName) === 0 && $categoryId === 0) {
return null;
}
// first by ID:
if ($categoryId > 0) {
$category = $this->categoryRepository->findNull($categoryId);
if (!is_null($category)) {
return $category;
}
}
if (strlen($categoryName) > 0) {
$category = $this->categoryRepository->findByName($categoryName);
if (!is_null($category)) {
return $category;
}
// create it?
die('create category');
}
return null;
}
/**
* @param int|null $currencyId
* @param null|string $currencyCode
*
* @return TransactionCurrency|null
*/
protected function findCurrency(?int $currencyId, ?string $currencyCode): ?TransactionCurrency
{
$currencyCode = strval($currencyCode);
$currencyId = intval($currencyId);
if (strlen($currencyCode) === 0 && intval($currencyId) === 0) {
return null;
}
// first by ID:
if ($currencyId > 0) {
$currency = $this->currencyRepository->findNull($currencyId);
if (!is_null($currency)) {
return $currency;
}
}
// then by code:
if (strlen($currencyCode) > 0) {
$currency = $this->currencyRepository->findByCodeNull($currencyCode);
if (!is_null($currency)) {
return $currency;
}
}
return null;
}
/**
* @param Transaction $transaction
* @param Budget|null $budget
*/
protected function setBudget(Transaction $transaction, ?Budget $budget): void
{
if (is_null($budget)) {
return;
}
$transaction->budgets()->save($budget);
return;
}
/**
* @param Transaction $transaction
* @param Category|null $category
*/
protected function setCategory(Transaction $transaction, ?Category $category): void
{
if (is_null($category)) {
return;
}
$transaction->categories()->save($category);
return;
}
/**
* @param Transaction $transaction
* @param string $amount
*/
protected function setForeignAmount(Transaction $transaction, string $amount): void
{
$transaction->foreign_amount = $amount;
$transaction->save();
}
/**
* @param Transaction $transaction
* @param TransactionCurrency|null $currency
*/
protected function setForeignCurrency(Transaction $transaction, ?TransactionCurrency $currency): void
{
if (is_null($currency)) {
return;
}
$transaction->foreign_currency_id = $currency->id;
$transaction->save();
return;
}
}