dbfdg hasOne('App\Models\ChartOfAccountType', 'id', 'type'); } public function accounts() { return $this->hasOne('App\Models\JournalItem', 'account', 'id'); } public function balance() { $journalItem = JournalItem::select(\DB::raw('sum(credit) as totalCredit'), \DB::raw('sum(debit) as totalDebit'), \DB::raw('sum(credit) - sum(debit) as netAmount'))->where('account', $this->id); $journalItem = $journalItem->first(); $data['totalCredit'] = $journalItem->totalCredit; $data['totalDebit'] = $journalItem->totalDebit; $data['netAmount'] = $journalItem->netAmount; return $data; } public function subType() { return $this->hasOne('App\Models\ChartOfAccountSubType', 'id', 'sub_type'); } public function parentAccount() { return $this->hasOne('App\Models\ChartOfAccountParent', 'id', 'parent'); } }