Remapped all library classes.

app/lib/FireflyIII/Database/Account/Account.php

@@ -1,11 +1,11 @@
 <?php
 
-namespace FireflyIII\Database;
+namespace FireflyIII\Database\Account;
 
 use Carbon\Carbon;
-use FireflyIII\Database\Ifaces\AccountInterface;
-use FireflyIII\Database\Ifaces\CommonDatabaseCalls;
-use FireflyIII\Database\Ifaces\CUD;
+use FireflyIII\Database\CommonDatabaseCalls;
+use FireflyIII\Database\CUD;
+use FireflyIII\Database\SwitchUser;
 use FireflyIII\Exception\NotImplementedException;
 use Illuminate\Support\Collection;
 use Illuminate\Support\MessageBag;
@@ -70,8 +70,8 @@ class Account implements CUD, CommonDatabaseCalls, AccountInterface
      */
     public function findInitialBalanceAccount(\Account $account)
     {
-        /** @var \FireflyIII\Database\AccountType $acctType */
-        $acctType = \App::make('FireflyIII\Database\AccountType');
+        /** @var \FireflyIII\Database\AccountType\AccountType $acctType */
+        $acctType = \App::make('FireflyIII\Database\AccountType\AccountType');
 
         $accountType = $acctType->findByWhat('initial');
 
@@ -182,8 +182,8 @@ class Account implements CUD, CommonDatabaseCalls, AccountInterface
          */
         $balance = floatval($data['openingbalance']);
         $date    = new Carbon($data['openingbalancedate']);
-        /** @var \FireflyIII\Database\TransactionJournal $tj */
-        $tj = \App::make('FireflyIII\Database\TransactionJournal');
+        /** @var \FireflyIII\Database\TransactionJournal\TransactionJournal $tj */
+        $tj = \App::make('FireflyIII\Database\TransactionJournal\TransactionJournal');
         if ($balance < 0) {
             // first transaction draws money from the new account to the opposing
             $from = $account;
@@ -282,8 +282,8 @@ class Account implements CUD, CommonDatabaseCalls, AccountInterface
         /*
          * Find account type.
          */
-        /** @var \FireflyIII\Database\AccountType $acctType */
-        $acctType = \App::make('FireflyIII\Database\AccountType');
+        /** @var \FireflyIII\Database\AccountType\AccountType $acctType */
+        $acctType = \App::make('FireflyIII\Database\AccountType\AccountType');
 
         $accountType = $acctType->findByWhat($data['what']);
 

app/lib/FireflyIII/Database/Account/AccountInterface.php

@@ -1,6 +1,6 @@
 <?php
 
-namespace FireflyIII\Database\Ifaces;
+namespace FireflyIII\Database\Account;
 
 use Illuminate\Support\Collection;
 

app/lib/FireflyIII/Database/AccountType/AccountType.php

@@ -1,11 +1,10 @@
 <?php
 
-namespace FireflyIII\Database;
+namespace FireflyIII\Database\AccountType;
 
 use FireflyIII\Exception\FireflyException;
-use FireflyIII\Database\Ifaces\AccountTypeInterface;
-use FireflyIII\Database\Ifaces\CommonDatabaseCalls;
-use FireflyIII\Database\Ifaces\CUD;
+use FireflyIII\Database\CommonDatabaseCalls;
+use FireflyIII\Database\CUD;
 use FireflyIII\Exception\NotImplementedException;
 use Illuminate\Support\Collection;
 

app/lib/FireflyIII/Database/Budget/Budget.php

@@ -1,10 +1,10 @@
 <?php
-namespace FireflyIII\Database;
+namespace FireflyIII\Database\Budget;
 
 use Carbon\Carbon;
-use FireflyIII\Database\Ifaces\BudgetInterface;
-use FireflyIII\Database\Ifaces\CommonDatabaseCalls;
-use FireflyIII\Database\Ifaces\CUD;
+use FireflyIII\Database\CommonDatabaseCalls;
+use FireflyIII\Database\CUD;
+use FireflyIII\Database\SwitchUser;
 use FireflyIII\Exception\NotImplementedException;
 use Illuminate\Support\Collection;
 use Illuminate\Support\MessageBag;

app/lib/FireflyIII/Database/Budget/BudgetInterface.php

@@ -1,6 +1,6 @@
 <?php
 
-namespace FireflyIII\Database\Ifaces;
+namespace FireflyIII\Database\Budget;
 
 use Carbon\Carbon;
 use Illuminate\Support\Collection;

app/lib/FireflyIII/Database/CUD.php

@@ -1,6 +1,6 @@
 <?php
 
-namespace FireflyIII\Database\Ifaces;
+namespace FireflyIII\Database;
 
 
 

app/lib/FireflyIII/Database/Category/Category.php

@@ -1,10 +1,10 @@
 <?php
-namespace FireflyIII\Database;
+namespace FireflyIII\Database\Category;
 
 use Carbon\Carbon;
-use FireflyIII\Database\Ifaces\CategoryInterface;
-use FireflyIII\Database\Ifaces\CommonDatabaseCalls;
-use FireflyIII\Database\Ifaces\CUD;
+use FireflyIII\Database\CommonDatabaseCalls;
+use FireflyIII\Database\CUD;
+use FireflyIII\Database\SwitchUser;
 use FireflyIII\Exception\NotImplementedException;
 use Illuminate\Support\Collection;
 use Illuminate\Support\MessageBag;

app/lib/FireflyIII/Database/CommonDatabaseCalls.php

@@ -1,6 +1,6 @@
 <?php
 
-namespace FireflyIII\Database\Ifaces;
+namespace FireflyIII\Database;
 
 use Illuminate\Support\Collection;
 

app/lib/FireflyIII/Database/Ifaces/ReportInterface.php

@@ -1,32 +0,0 @@
-<?php
-
-namespace FireflyIII\Database\Ifaces;
-
-
-use Carbon\Carbon;
-
-/**
- * Interface ReportInterface
- *
- * @package FireflyIII\Database\Ifaces
- */
-interface ReportInterface
-{
-
-    /**
-     * @param \Account $account
-     * @param Carbon   $month
-     *
-     * @return float
-     */
-    public function getExpenseByMonth(\Account $account, Carbon $month);
-
-    /**
-     * @param \Account $account
-     * @param Carbon   $month
-     *
-     * @return float
-     */
-    public function getIncomeByMonth(\Account $account, Carbon $month);
-
-} 

app/lib/FireflyIII/Database/PiggyBank/PiggyBank.php

@@ -1,11 +1,11 @@
 <?php
-namespace FireflyIII\Database;
+namespace FireflyIII\Database\PiggyBank;
 
 use Carbon\Carbon;
+use FireflyIII\Database\CommonDatabaseCalls;
+use FireflyIII\Database\CUD;
+use FireflyIII\Database\SwitchUser;
 use FireflyIII\Exception\FireflyException;
-use FireflyIII\Database\Ifaces\CommonDatabaseCalls;
-use FireflyIII\Database\Ifaces\CUD;
-use FireflyIII\Database\Ifaces\PiggybankInterface;
 use FireflyIII\Exception\NotImplementedException;
 use Illuminate\Support\Collection;
 use Illuminate\Support\MessageBag;
@@ -16,7 +16,7 @@ use Illuminate\Support\MessageBag;
  *
  * @package FireflyIII\Database
  */
-class Piggybank implements CUD, CommonDatabaseCalls, PiggybankInterface
+class PiggyBank implements CUD, CommonDatabaseCalls, PiggybankInterface
 {
     use SwitchUser;
 

app/lib/FireflyIII/Database/PiggyBank/PiggybankInterface.php

@@ -1,6 +1,6 @@
 <?php
 
-namespace FireflyIII\Database\Ifaces;
+namespace FireflyIII\Database\PiggyBank;
 
 /**
  * Interface PiggybankInterface

app/lib/FireflyIII/Database/PiggyBank/RepeatedExpense.php

@@ -1,13 +1,13 @@
 <?php
 
-namespace FireflyIII\Database;
+namespace FireflyIII\Database\PiggyBank;
 
 
 use Carbon\Carbon;
 use FireflyIII\Collection\PiggybankPart;
-use FireflyIII\Database\Ifaces\CommonDatabaseCalls;
-use FireflyIII\Database\Ifaces\CUD;
-use FireflyIII\Database\Ifaces\PiggybankInterface;
+use FireflyIII\Database\CommonDatabaseCalls;
+use FireflyIII\Database\CUD;
+use FireflyIII\Database\SwitchUser;
 use FireflyIII\Exception\NotImplementedException;
 use Illuminate\Support\Collection;
 use Illuminate\Support\MessageBag;

app/lib/FireflyIII/Database/RecurringTransaction/RecurringTransaction.php

@@ -1,24 +1,22 @@
 <?php
 
-namespace FireflyIII\Database;
+namespace FireflyIII\Database\RecurringTransaction;
 
 
 use Carbon\Carbon;
-use FireflyIII\Database\Ifaces\CommonDatabaseCalls;
-use FireflyIII\Database\Ifaces\CUD;
-use FireflyIII\Database\Ifaces\RecurringInterface;
+use FireflyIII\Database\CommonDatabaseCalls;
+use FireflyIII\Database\CUD;
+use FireflyIII\Database\SwitchUser;
 use FireflyIII\Exception\NotImplementedException;
 use Illuminate\Support\Collection;
 use Illuminate\Support\MessageBag;
 
-use stdObject;
-
 /**
  * Class Recurring
  *
  * @package FireflyIII\Database
  */
-class Recurring implements CUD, CommonDatabaseCalls, RecurringInterface
+class RecurringTransaction implements CUD, CommonDatabaseCalls, RecurringTransactionInterface
 {
     use SwitchUser;
 
@@ -83,7 +81,7 @@ class Recurring implements CUD, CommonDatabaseCalls, RecurringInterface
 
     /**
      * @param \Eloquent $model
-     * @param array  $data
+     * @param array     $data
      *
      * @return bool
      */

app/lib/FireflyIII/Database/RecurringTransaction/RecurringTransactionInterface.php

@@ -1,6 +1,6 @@
 <?php
 
-namespace FireflyIII\Database\Ifaces;
+namespace FireflyIII\Database\RecurringTransaction;
 
 use Carbon\Carbon;
 
@@ -9,7 +9,7 @@ use Carbon\Carbon;
  *
  * @package FireflyIII\Database
  */
-interface RecurringInterface
+interface RecurringTransactionInterface
 {
     /**
      * @param \RecurringTransaction $recurring

app/lib/FireflyIII/Database/Report.php

@@ -1,180 +0,0 @@
-<?php
-/**
- * Created by PhpStorm.
- * User: sander
- * Date: 06/12/14
- * Time: 08:40
- */
-
-namespace FireflyIII\Database;
-
-
-use Carbon\Carbon;
-use FireflyIII\Database\Ifaces\ReportInterface;
-
-/**
- * Class Report
- *
- * @package FireflyIII\Database
- */
-class Report implements ReportInterface
-{
-    use SwitchUser;
-
-
-    /**
-     * @param \Account $account
-     * @param Carbon   $month
-     *
-     * @return float
-     */
-    public function getExpenseByMonth(\Account $account, Carbon $month)
-    {
-        if (isset($account->sharedExpense) && $account->sharedExpense === true) {
-            $shared = true;
-        } else {
-            if (isset($account->sharedExpense) && $account->sharedExpense === false) {
-                $shared = false;
-            } else {
-                $shared = ($account->getMeta('accountRole') == 'sharedExpense');
-            }
-        }
-
-        $start = clone $month;
-        $end   = clone $month;
-        $start->startOfMonth();
-        $end->endOfMonth();
-        $sum = 0;
-
-        // get all journals.
-        $journals = \TransactionJournal::with(['transactionType','transactions'])->whereIn(
-            'id', function ($query) use ($account, $start, $end) {
-                $query->select('transaction_journal_id')
-                      ->from('transactions')
-                      ->where('account_id', $account->id);
-            }
-        )->before($end)->after($start)->get();
-
-
-        if ($shared) {
-            $expenses = $journals->filter(
-                function (\TransactionJournal $journal) use ($account) {
-                    // any withdrawal is an expense:
-                    if ($journal->transactionType->type == 'Withdrawal') {
-                        return $journal;
-                    }
-                    // any transfer away from this account is an expense.
-                    if ($journal->transactionType->type == 'Transfer') {
-                        /** @var \Transaction $t */
-                        foreach ($journal->transactions as $t) {
-                            if ($t->account_id == $account->id && floatval($t->amount) < 0) {
-                                return $journal;
-                            }
-                        }
-                    }
-                    return null;
-                }
-            );
-        } else {
-            $expenses = $journals->filter(
-                function (\TransactionJournal $journal) use ($account) {
-                    // only withdrawals are expenses:
-                    if ($journal->transactionType->type == 'Withdrawal') {
-                        return $journal;
-                    }
-                    // transfers TO a shared account are also expenses.
-                    if ($journal->transactionType->type == 'Transfer') {
-                        /** @var \Transaction $t */
-                        foreach ($journal->transactions() as $t) {
-                            if ($t->account->getMeta('accountRole') == 'sharedExpense') {
-                                echo '#'.$journal->id.' is a shared expense!<br>';
-                                return $journal;
-                            }
-                        }
-                    }
-                    return null;
-                }
-            );
-        }
-        /** @var \TransactionJournal $expense */
-        foreach ($expenses as $expense) {
-            $sum += $expense->getAmount();
-        }
-
-
-        return $sum;
-    }
-
-    /**
-     * @param \Account $account
-     * @param Carbon   $month
-     *
-     * @return float
-     */
-    public function getIncomeByMonth(\Account $account, Carbon $month)
-    {
-        if (isset($account->sharedExpense) && $account->sharedExpense === true) {
-            $shared = true;
-        } else {
-            if (isset($account->sharedExpense) && $account->sharedExpense === false) {
-                $shared = false;
-            } else {
-                $shared = ($account->getMeta('accountRole') == 'sharedExpense');
-            }
-        }
-
-        $start = clone $month;
-        $end   = clone $month;
-        $start->startOfMonth();
-        $end->endOfMonth();
-        $sum = 0;
-
-        // get all journals.
-        $journals = \TransactionJournal::with(['transactionType','transactions'])->whereIn(
-            'id', function ($query) use ($account, $start, $end) {
-                $query->select('transaction_journal_id')
-                      ->from('transactions')
-                      ->where('account_id', $account->id);
-            }
-        )->before($end)->after($start)->get();
-
-
-        if ($shared) {
-            $incomes = $journals->filter(
-                function (\TransactionJournal $journal) use ($account) {
-                    // any deposit is an income:
-                    if ($journal->transactionType->type == 'Deposit') {
-                        return $journal;
-                    }
-                    // any transfer TO this account is an income.
-                    if ($journal->transactionType->type == 'Transfer') {
-                        /** @var \Transaction $t */
-                        foreach ($journal->transactions as $t) {
-                            if ($t->account_id == $account->id && floatval($t->amount) > 0) {
-                                return $journal;
-                            }
-                        }
-                    }
-                    return null;
-                }
-            );
-        } else {
-            $incomes = $journals->filter(
-                function (\TransactionJournal $journal) use ($account) {
-                    // only deposits are incomes:
-                    if ($journal->transactionType->type == 'Deposit') {
-                        return $journal;
-                    }
-                    return null;
-                }
-            );
-        }
-        /** @var \TransactionJournal $expense */
-        foreach ($incomes as $income) {
-            $sum += $income->getAmount();
-        }
-
-
-        return $sum;
-    }
-}

app/lib/FireflyIII/Database/Transaction/Transaction.php

@@ -1,11 +1,11 @@
 <?php
 
-namespace FireflyIII\Database;
+namespace FireflyIII\Database\Transaction;
 
+use FireflyIII\Database\CommonDatabaseCalls;
+use FireflyIII\Database\CUD;
+use FireflyIII\Database\SwitchUser;
 use FireflyIII\Exception\FireflyException;
-use FireflyIII\Database\Ifaces\CommonDatabaseCalls;
-use FireflyIII\Database\Ifaces\CUD;
-use FireflyIII\Database\Ifaces\TransactionInterface;
 use FireflyIII\Exception\NotImplementedException;
 use Illuminate\Support\Collection;
 use Illuminate\Support\MessageBag;

app/lib/FireflyIII/Database/TransactionCurrency/TransactionCurrency.php

@@ -1,10 +1,8 @@
 <?php
 
-namespace FireflyIII\Database;
+namespace FireflyIII\Database\TransactionCurrency;
 
 
-use FireflyIII\Database\Ifaces\TransactionCurrencyInterface;
-
 /**
  * Class TransactionType
  *

app/lib/FireflyIII/Database/TransactionCurrency/TransactionCurrencyInterface.php

@@ -1,6 +1,6 @@
 <?php
 
-namespace FireflyIII\Database\Ifaces;
+namespace FireflyIII\Database\TransactionCurrency;
 
 
 /**

app/lib/FireflyIII/Database/TransactionJournal/TransactionJournal.php

@@ -1,12 +1,12 @@
 <?php
 
-namespace FireflyIII\Database;
+namespace FireflyIII\Database\TransactionJournal;
 
 
 use Carbon\Carbon;
-use FireflyIII\Database\Ifaces\CommonDatabaseCalls;
-use FireflyIII\Database\Ifaces\CUD;
-use FireflyIII\Database\Ifaces\TransactionJournalInterface;
+use FireflyIII\Database\CommonDatabaseCalls;
+use FireflyIII\Database\CUD;
+use FireflyIII\Database\SwitchUser;
 use FireflyIII\Exception\FireflyException;
 use FireflyIII\Exception\NotImplementedException;
 use Illuminate\Support\Collection;

app/lib/FireflyIII/Database/TransactionJournal/TransactionJournalInterface.php

@@ -1,6 +1,6 @@
 <?php
 
-namespace FireflyIII\Database\Ifaces;
+namespace FireflyIII\Database\TransactionJournal;
 
 use Carbon\Carbon;
 use Illuminate\Support\Collection;

app/lib/FireflyIII/Database/TransactionType/TransactionType.php

@@ -1,11 +1,10 @@
 <?php
 
-namespace FireflyIII\Database;
+namespace FireflyIII\Database\TransactionType;
 
 
-use FireflyIII\Database\Ifaces\CommonDatabaseCalls;
-use FireflyIII\Database\Ifaces\CUD;
-use FireflyIII\Database\Ifaces\TransactionTypeInterface;
+use FireflyIII\Database\CommonDatabaseCalls;
+use FireflyIII\Database\CUD;
 use FireflyIII\Exception\FireflyException;
 use FireflyIII\Exception\NotImplementedException;
 use Illuminate\Support\Collection;

app/lib/FireflyIII/Database/User/User.php

@@ -1,6 +1,6 @@
 <?php
 
-namespace FireflyIII\Database;
+namespace FireflyIII\Database\User;
 
 
 /**

app/lib/FireflyIII/Report/Report.php

@@ -3,9 +3,11 @@
 namespace FireflyIII\Report;
 
 use Carbon\Carbon;
-use FireflyIII\Database\Account as AccountRepository;
+use FireflyIII\Database\Account\Account as AccountRepository;
 use Illuminate\Support\Collection;
 
+// todo add methods to itnerface
+
 /**
  * Class Report
  *
@@ -39,25 +41,25 @@ class Report implements ReportInterface
         return \TransactionJournal::
         leftJoin(
             'transactions as t_from', function ($join) {
-                $join->on('t_from.transaction_journal_id', '=', 'transaction_journals.id')->where('t_from.amount', '<', 0);
-            }
+            $join->on('t_from.transaction_journal_id', '=', 'transaction_journals.id')->where('t_from.amount', '<', 0);
+        }
         )
                                   ->leftJoin('accounts as ac_from', 't_from.account_id', '=', 'ac_from.id')
                                   ->leftJoin(
                                       'account_meta as acm_from', function ($join) {
-                                          $join->on('ac_from.id', '=', 'acm_from.account_id')->where('acm_from.name', '=', 'accountRole');
-                                      }
+                                      $join->on('ac_from.id', '=', 'acm_from.account_id')->where('acm_from.name', '=', 'accountRole');
+                                  }
                                   )
                                   ->leftJoin(
                                       'transactions as t_to', function ($join) {
-                                          $join->on('t_to.transaction_journal_id', '=', 'transaction_journals.id')->where('t_to.amount', '>', 0);
-                                      }
+                                      $join->on('t_to.transaction_journal_id', '=', 'transaction_journals.id')->where('t_to.amount', '>', 0);
+                                  }
                                   )
                                   ->leftJoin('accounts as ac_to', 't_to.account_id', '=', 'ac_to.id')
                                   ->leftJoin(
                                       'account_meta as acm_to', function ($join) {
-                                          $join->on('ac_to.id', '=', 'acm_to.account_id')->where('acm_to.name', '=', 'accountRole');
-                                      }
+                                      $join->on('ac_to.id', '=', 'acm_to.account_id')->where('acm_to.name', '=', 'accountRole');
+                                  }
                                   )
                                   ->leftJoin('transaction_types', 'transaction_types.id', '=', 'transaction_journals.transaction_type_id')
                                   ->where('transaction_types.type', 'Withdrawal')
@@ -120,25 +122,25 @@ class Report implements ReportInterface
         return \TransactionJournal::
         leftJoin(
             'transactions as t_from', function ($join) {
-                $join->on('t_from.transaction_journal_id', '=', 'transaction_journals.id')->where('t_from.amount', '<', 0);
-            }
+            $join->on('t_from.transaction_journal_id', '=', 'transaction_journals.id')->where('t_from.amount', '<', 0);
+        }
         )
                                   ->leftJoin('accounts as ac_from', 't_from.account_id', '=', 'ac_from.id')
                                   ->leftJoin(
                                       'account_meta as acm_from', function ($join) {
-                                          $join->on('ac_from.id', '=', 'acm_from.account_id')->where('acm_from.name', '=', 'accountRole');
-                                      }
+                                      $join->on('ac_from.id', '=', 'acm_from.account_id')->where('acm_from.name', '=', 'accountRole');
+                                  }
                                   )
                                   ->leftJoin(
                                       'transactions as t_to', function ($join) {
-                                          $join->on('t_to.transaction_journal_id', '=', 'transaction_journals.id')->where('t_to.amount', '>', 0);
-                                      }
+                                      $join->on('t_to.transaction_journal_id', '=', 'transaction_journals.id')->where('t_to.amount', '>', 0);
+                                  }
                                   )
                                   ->leftJoin('accounts as ac_to', 't_to.account_id', '=', 'ac_to.id')
                                   ->leftJoin(
                                       'account_meta as acm_to', function ($join) {
-                                          $join->on('ac_to.id', '=', 'acm_to.account_id')->where('acm_to.name', '=', 'accountRole');
-                                      }
+                                      $join->on('ac_to.id', '=', 'acm_to.account_id')->where('acm_to.name', '=', 'accountRole');
+                                  }
                                   )
                                   ->leftJoin('transaction_types', 'transaction_types.id', '=', 'transaction_journals.transaction_type_id')
                                   ->where('transaction_types.type', 'Deposit')
@@ -196,4 +198,168 @@ class Report implements ReportInterface
         return $report;
     }
 
+    use SwitchUser;
+
+
+    /**
+     * @param \Account $account
+     * @param Carbon   $month
+     *
+     * @return float
+     */
+    public function getExpenseByMonth(\Account $account, Carbon $month)
+    {
+        if (isset($account->sharedExpense) && $account->sharedExpense === true) {
+            $shared = true;
+        } else {
+            if (isset($account->sharedExpense) && $account->sharedExpense === false) {
+                $shared = false;
+            } else {
+                $shared = ($account->getMeta('accountRole') == 'sharedExpense');
+            }
+        }
+
+        $start = clone $month;
+        $end   = clone $month;
+        $start->startOfMonth();
+        $end->endOfMonth();
+        $sum = 0;
+
+        // get all journals.
+        $journals = \TransactionJournal::with(['transactionType', 'transactions'])->whereIn(
+            'id', function ($query) use ($account, $start, $end) {
+            $query->select('transaction_journal_id')
+                  ->from('transactions')
+                  ->where('account_id', $account->id);
+        }
+        )->before($end)->after($start)->get();
+
+
+        if ($shared) {
+            $expenses = $journals->filter(
+                function (\TransactionJournal $journal) use ($account) {
+                    // any withdrawal is an expense:
+                    if ($journal->transactionType->type == 'Withdrawal') {
+                        return $journal;
+                    }
+                    // any transfer away from this account is an expense.
+                    if ($journal->transactionType->type == 'Transfer') {
+                        /** @var \Transaction $t */
+                        foreach ($journal->transactions as $t) {
+                            if ($t->account_id == $account->id && floatval($t->amount) < 0) {
+                                return $journal;
+                            }
+                        }
+                    }
+
+                    return null;
+                }
+            );
+        } else {
+            $expenses = $journals->filter(
+                function (\TransactionJournal $journal) use ($account) {
+                    // only withdrawals are expenses:
+                    if ($journal->transactionType->type == 'Withdrawal') {
+                        return $journal;
+                    }
+                    // transfers TO a shared account are also expenses.
+                    if ($journal->transactionType->type == 'Transfer') {
+                        /** @var \Transaction $t */
+                        foreach ($journal->transactions() as $t) {
+                            if ($t->account->getMeta('accountRole') == 'sharedExpense') {
+                                echo '#' . $journal->id . ' is a shared expense!<br>';
+
+                                return $journal;
+                            }
+                        }
+                    }
+
+                    return null;
+                }
+            );
+        }
+        /** @var \TransactionJournal $expense */
+        foreach ($expenses as $expense) {
+            $sum += $expense->getAmount();
+        }
+
+
+        return $sum;
+    }
+
+    /**
+     * @param \Account $account
+     * @param Carbon   $month
+     *
+     * @return float
+     */
+    public function getIncomeByMonth(\Account $account, Carbon $month)
+    {
+        if (isset($account->sharedExpense) && $account->sharedExpense === true) {
+            $shared = true;
+        } else {
+            if (isset($account->sharedExpense) && $account->sharedExpense === false) {
+                $shared = false;
+            } else {
+                $shared = ($account->getMeta('accountRole') == 'sharedExpense');
+            }
+        }
+
+        $start = clone $month;
+        $end   = clone $month;
+        $start->startOfMonth();
+        $end->endOfMonth();
+        $sum = 0;
+
+        // get all journals.
+        $journals = \TransactionJournal::with(['transactionType', 'transactions'])->whereIn(
+            'id', function ($query) use ($account, $start, $end) {
+            $query->select('transaction_journal_id')
+                  ->from('transactions')
+                  ->where('account_id', $account->id);
+        }
+        )->before($end)->after($start)->get();
+
+
+        if ($shared) {
+            $incomes = $journals->filter(
+                function (\TransactionJournal $journal) use ($account) {
+                    // any deposit is an income:
+                    if ($journal->transactionType->type == 'Deposit') {
+                        return $journal;
+                    }
+                    // any transfer TO this account is an income.
+                    if ($journal->transactionType->type == 'Transfer') {
+                        /** @var \Transaction $t */
+                        foreach ($journal->transactions as $t) {
+                            if ($t->account_id == $account->id && floatval($t->amount) > 0) {
+                                return $journal;
+                            }
+                        }
+                    }
+
+                    return null;
+                }
+            );
+        } else {
+            $incomes = $journals->filter(
+                function (\TransactionJournal $journal) use ($account) {
+                    // only deposits are incomes:
+                    if ($journal->transactionType->type == 'Deposit') {
+                        return $journal;
+                    }
+
+                    return null;
+                }
+            );
+        }
+        /** @var \TransactionJournal $expense */
+        foreach ($incomes as $income) {
+            $sum += $income->getAmount();
+        }
+
+
+        return $sum;
+    }
+
 }