Add running balance

This commit is contained in:
James Cole
2024-07-29 19:51:04 +02:00
parent 2df4b40a28
commit 51958af422
4 changed files with 208 additions and 25 deletions

View File

@@ -25,6 +25,7 @@ namespace FireflyIII\Handlers\Observer;
use FireflyIII\Models\Transaction;
use FireflyIII\Support\Models\AccountBalanceCalculator;
use Illuminate\Support\Facades\Log;
/**
* Class TransactionObserver
@@ -39,13 +40,19 @@ class TransactionObserver
public function updated(Transaction $transaction): void
{
app('log')->debug('Observe "updated" of a transaction.');
AccountBalanceCalculator::recalculateForJournal($transaction->transactionJournal);
Log::debug('Observe "updated" of a transaction.');
if (1 === bccomp($transaction->amount, '0')) {
Log::debug('Trigger recalculateForJournal');
AccountBalanceCalculator::recalculateForJournal($transaction->transactionJournal);
}
}
public function created(Transaction $transaction): void
{
app('log')->debug('Observe "created" of a transaction.');
AccountBalanceCalculator::recalculateForJournal($transaction->transactionJournal);
Log::debug('Observe "created" of a transaction.');
if (1 === bccomp($transaction->amount, '0')) {
Log::debug('Trigger recalculateForJournal');
AccountBalanceCalculator::recalculateForJournal($transaction->transactionJournal);
}
}
}

View File

@@ -108,6 +108,7 @@ class Transaction extends Model
'encrypted' => 'boolean', // model does not have these fields though
'bill_name_encrypted' => 'boolean',
'reconciled' => 'boolean',
'balance_dirty' => 'boolean',
'date' => 'datetime',
];
@@ -233,6 +234,13 @@ class Transaction extends Model
);
}
protected function balanceDirty(): Attribute
{
return Attribute::make(
get: static fn ($value) => (int)$value === 1,
);
}
/**
* Get the amount
*/

View File

@@ -28,6 +28,7 @@ use FireflyIII\Models\Account;
use FireflyIII\Models\AccountBalance;
use FireflyIII\Models\Transaction;
use FireflyIII\Models\TransactionJournal;
use Illuminate\Support\Collection;
use Illuminate\Support\Facades\Log;
class AccountBalanceCalculator
@@ -46,24 +47,35 @@ class AccountBalanceCalculator
public static function recalculateAll(): void
{
$object = new self();
$object->recalculateLatest(null);
//$object->recalculateLatest(null);
$object->optimizedCalculation(new Collection());
// $object->recalculateJournals(null, null);
}
public static function recalculateForJournal(TransactionJournal $transactionJournal): void
{
$object = new self();
// new optimized code, currently UNUSED:
// recalculate everything ON or AFTER the moment of this transaction.
// Transaction
// ::leftjoin('transaction_journals','transaction_journals.id','=','transactions.transaction_journal_id')
// ->where('transaction_journals.user_id', $transactionJournal->user_id)
// ->where('transaction_journals.date', '>=', $transactionJournal->date)
// ->update(['transactions.balance_dirty' => true]);
// $object->optimizedCalculation(new Collection());
foreach ($transactionJournal->transactions as $transaction) {
$object->recalculateLatest($transaction->account);
// $object->recalculateJournals($transaction->account, $transactionJournal);
//$object->recalculateJournals($transaction->account, $transactionJournal);
}
}
private function getAccountBalanceByAccount(int $account, int $currency): AccountBalance
{
$query = AccountBalance::where('title', 'balance')->where('account_id', $account)->where('transaction_currency_id', $currency);
$query = AccountBalance::where('title', 'balance')->where('account_id', $account)->where('transaction_currency_id', $currency);
$entry = $query->first();
$entry = $query->first();
if (null !== $entry) {
// Log::debug(sprintf('Found account balance "balance" for account #%d and currency #%d: %s', $account, $currency, $entry->balance));
@@ -80,11 +92,66 @@ class AccountBalanceCalculator
return $entry;
}
/**
* @param Collection $accounts
*
* @return void
*/
private function optimizedCalculation(Collection $accounts): void
{
Log::debug('start of optimizedCalculation');
if ($accounts->count() > 0) {
Log::debug(sprintf('Limited to %d account(s)', $accounts->count()));
}
// collect all transactions and the change they make.
$balances = [];
$count = 0;
$query = Transaction::leftJoin('transaction_journals', 'transaction_journals.id', '=', 'transactions.transaction_journal_id')
// this order is the same as GroupCollector, but in the exact reverse.
->orderBy('transaction_journals.date', 'asc')
->orderBy('transaction_journals.order', 'desc')
->orderBy('transaction_journals.id', 'asc')
->orderBy('transaction_journals.description', 'asc')
->orderBy('transactions.amount', 'asc');
if (count($accounts) > 0) {
$query->whereIn('transactions.account_id', $accounts->pluck('id')->toArray());
}
$set = $query->get(['transactions.id', 'transactions.balance_dirty', 'transactions.transaction_currency_id', 'transaction_journals.date', 'transactions.account_id', 'transactions.amount']);
/** @var Transaction $entry */
foreach ($set as $entry) {
// start with empty array:
$balances[$entry->account_id] ??= [];
$balances[$entry->account_id][$entry->transaction_currency_id] ??= '0';
// before and after are easy:
$before = $balances[$entry->account_id][$entry->transaction_currency_id];
$after = bcadd($before, $entry->amount);
if (true === $entry->balance_dirty) {
// update the transaction:
$entry->balance_before = $before;
$entry->balance_after = $after;
$entry->balance_dirty = false;
$entry->saveQuietly(); // do not observe this change, or we get stuck in a loop.
$count++;
}
// then update the array:
$balances[$entry->account_id][$entry->transaction_currency_id] = $after;
}
Log::debug(sprintf('end of optimizedCalculation, corrected %d balance(s)', $count));
// then update all transactions.
// ?? something with accounts?
}
private function getAccountBalanceByJournal(string $title, int $account, int $journal, int $currency): AccountBalance
{
$query = AccountBalance::where('title', $title)->where('account_id', $account)->where('transaction_journal_id', $journal)->where('transaction_currency_id', $currency);
$query = AccountBalance::where('title', $title)->where('account_id', $account)->where('transaction_journal_id', $journal)->where('transaction_currency_id', $currency);
$entry = $query->first();
$entry = $query->first();
if (null !== $entry) {
return $entry;
}
@@ -101,7 +168,7 @@ class AccountBalanceCalculator
private function recalculateLatest(?Account $account): void
{
$query = Transaction::groupBy(['transactions.account_id', 'transactions.transaction_currency_id', 'transactions.foreign_currency_id']);
$query = Transaction::groupBy(['transactions.account_id', 'transactions.transaction_currency_id', 'transactions.foreign_currency_id']);
if (null !== $account) {
$query->where('transactions.account_id', $account->id);
@@ -122,11 +189,11 @@ class AccountBalanceCalculator
$sumForeignAmount = '' === $sumForeignAmount ? '0' : $sumForeignAmount;
// at this point SQLite may return scientific notation because why not. Terrible.
$sumAmount = app('steam')->floatalize($sumAmount);
$sumAmount = app('steam')->floatalize($sumAmount);
$sumForeignAmount = app('steam')->floatalize($sumForeignAmount);
// first create for normal currency:
$entry = $this->getAccountBalanceByAccount($account, $transactionCurrency);
$entry = $this->getAccountBalanceByAccount($account, $transactionCurrency);
try {
$entry->balance = bcadd((string) $entry->balance, $sumAmount);
@@ -181,7 +248,7 @@ class AccountBalanceCalculator
*/
private function recalculateJournals(?Account $account, ?TransactionJournal $transactionJournal): void
{
$query = Transaction::groupBy(['transactions.account_id', 'transaction_journals.id', 'transactions.transaction_currency_id', 'transactions.foreign_currency_id']);
$query = Transaction::groupBy(['transactions.account_id', 'transaction_journals.id', 'transactions.transaction_currency_id', 'transactions.foreign_currency_id']);
$query->leftJoin('transaction_journals', 'transaction_journals.id', '=', 'transactions.transaction_journal_id');
$query->orderBy('transaction_journals.date', 'asc');
$amounts = [];
@@ -192,28 +259,28 @@ class AccountBalanceCalculator
$query->where('transaction_journals.date', '>=', $transactionJournal->date);
$amounts = $this->getStartAmounts($account, $transactionJournal);
}
$result = $query->get(['transactions.account_id', 'transaction_journals.id', 'transactions.transaction_currency_id', 'transactions.foreign_currency_id', \DB::raw('SUM(transactions.amount) as sum_amount'), \DB::raw('SUM(transactions.foreign_amount) as sum_foreign_amount')]);
$result = $query->get(['transactions.account_id', 'transaction_journals.id', 'transactions.transaction_currency_id', 'transactions.foreign_currency_id', \DB::raw('SUM(transactions.amount) as sum_amount'), \DB::raw('SUM(transactions.foreign_amount) as sum_foreign_amount')]);
/** @var \stdClass $row */
foreach ($result as $row) {
$account = (int) $row->account_id;
$transactionCurrency = (int) $row->transaction_currency_id;
$foreignCurrency = (int) $row->foreign_currency_id;
$sumAmount = (string) $row->sum_amount;
$sumForeignAmount = (string) $row->sum_foreign_amount;
$journalId = (int) $row->id;
$account = (int) $row->account_id;
$transactionCurrency = (int) $row->transaction_currency_id;
$foreignCurrency = (int) $row->foreign_currency_id;
$sumAmount = (string) $row->sum_amount;
$sumForeignAmount = (string) $row->sum_foreign_amount;
$journalId = (int) $row->id;
// check for empty strings
$sumAmount = '' === $sumAmount ? '0' : $sumAmount;
$sumForeignAmount = '' === $sumForeignAmount ? '0' : $sumForeignAmount;
$sumAmount = '' === $sumAmount ? '0' : $sumAmount;
$sumForeignAmount = '' === $sumForeignAmount ? '0' : $sumForeignAmount;
// new amounts:
$amounts[$account][$transactionCurrency] = bcadd($amounts[$account][$transactionCurrency] ?? '0', $sumAmount);
$amounts[$account][$foreignCurrency] = bcadd($amounts[$account][$foreignCurrency] ?? '0', $sumForeignAmount);
// first create for normal currency:
$entry = self::getAccountBalanceByJournal('balance_after_journal', $account, $journalId, $transactionCurrency);
$entry->balance = $amounts[$account][$transactionCurrency];
$entry = self::getAccountBalanceByJournal('balance_after_journal', $account, $journalId, $transactionCurrency);
$entry->balance = $amounts[$account][$transactionCurrency];
$entry->save();
// then do foreign amount, if present:

View File

@@ -0,0 +1,101 @@
<?php
use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\QueryException;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;
return new class extends Migration
{
/**
* Run the migrations.
*/
public function up(): void
{
try {
Schema::table(
'transactions',
static function (Blueprint $table): void {
if (!Schema::hasColumn('transactions', 'balance_before')) {
$table->decimal('balance_before', 32, 12)->nullable()->after('amount');
}
}
);
} catch (QueryException $e) {
app('log')->error(sprintf('Could not execute query: %s', $e->getMessage()));
app('log')->error('If the column or index already exists (see error), this is not an problem. Otherwise, please open a GitHub discussion.');
}
try {
Schema::table(
'transactions',
static function (Blueprint $table): void {
if (!Schema::hasColumn('transactions', 'balance_after')) {
$table->decimal('balance_after', 32, 12)->nullable()->after('balance_before');
}
}
);
} catch (QueryException $e) {
app('log')->error(sprintf('Could not execute query: %s', $e->getMessage()));
app('log')->error('If the column or index already exists (see error), this is not an problem. Otherwise, please open a GitHub discussion.');
}
try {
Schema::table(
'transactions',
static function (Blueprint $table): void {
if (!Schema::hasColumn('transactions', 'balance_dirty')) {
$table->boolean('balance_dirty')->default(true)->after('balance_after');
}
}
);
} catch (QueryException $e) {
app('log')->error(sprintf('Could not execute query: %s', $e->getMessage()));
app('log')->error('If the column or index already exists (see error), this is not an problem. Otherwise, please open a GitHub discussion.');
}
}
/**
* Reverse the migrations.
*/
public function down(): void
{
try {
Schema::table(
'transactions',
static function (Blueprint $table): void {
if (Schema::hasColumn('transactions', 'balance_before')) {
$table->dropColumn('balance_before');
}
}
);
} catch (QueryException $e) {
app('log')->error(sprintf('Could not execute query: %s', $e->getMessage()));
app('log')->error('If the column or index already exists (see error), this is not an problem. Otherwise, please open a GitHub discussion.');
}
try {
Schema::table(
'transactions',
static function (Blueprint $table): void {
if (Schema::hasColumn('transactions', 'balance_after')) {
$table->dropColumn('balance_after');
}
}
);
} catch (QueryException $e) {
app('log')->error(sprintf('Could not execute query: %s', $e->getMessage()));
app('log')->error('If the column or index already exists (see error), this is not an problem. Otherwise, please open a GitHub discussion.');
}
try {
Schema::table(
'transactions',
static function (Blueprint $table): void {
if (Schema::hasColumn('transactions', 'balance_dirty')) {
$table->dropColumn('balance_dirty');
}
}
);
} catch (QueryException $e) {
app('log')->error(sprintf('Could not execute query: %s', $e->getMessage()));
app('log')->error('If the column or index already exists (see error), this is not an problem. Otherwise, please open a GitHub discussion.');
}
}
};