From 3779dfaa3a004edf906b26c20736f843c12afc51 Mon Sep 17 00:00:00 2001
From: "Philippe Le Van (@plv)" <philippe.levan@kitpages.fr>
Date: Thu, 25 Sep 2014 10:49:02 +0200
Subject: [PATCH] money manager created + tests + doc

---
 Money/MoneyManager.php           | 46 ++++++++++++++++++++++++++++++++
 Money/MoneyManagerInterface.php  | 17 ++++++++++++
 Resources/config/services.xml    |  5 ++++
 Tests/Fonctionnal/ConfigTest.php | 10 +++++++
 Tests/Money/MoneyManagerTest.php | 42 +++++++++++++++++++++++++++++
 5 files changed, 120 insertions(+)
 create mode 100644 Money/MoneyManager.php
 create mode 100644 Money/MoneyManagerInterface.php
 create mode 100644 Tests/Money/MoneyManagerTest.php

diff --git a/Money/MoneyManager.php b/Money/MoneyManager.php
new file mode 100644
index 00000000..b4b5d222
--- /dev/null
+++ b/Money/MoneyManager.php
@@ -0,0 +1,46 @@
+<?php
+/**
+ * Created by levan on 25/09/2014.
+ */
+
+namespace Tbbc\MoneyBundle\Money;
+
+
+use Money\Currency;
+use Money\Money;
+
+class MoneyManager
+    implements MoneyManagerInterface
+{
+    /** @var  int */
+    protected $decimals;
+
+    /** @var  string */
+    protected $referenceCurrencyCode;
+
+    public function __construct(
+        $referenceCurrencyCode,
+        $decimals = 2
+    )
+    {
+        $this->referenceCurrencyCode = $referenceCurrencyCode;
+        $this->decimals = $decimals;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function createMoneyFromFloat($floatAmount, $currencyCode = null)
+    {
+        if (is_null($currencyCode)) {
+            $currencyCode = $this->referenceCurrencyCode;
+        }
+        $currency = new Currency($currencyCode);
+        $amountAsInt = $floatAmount * pow(10, $this->decimals);
+        $amountAsInt = round($amountAsInt);
+        $amountAsInt = intval($amountAsInt);
+        $money = new Money($amountAsInt, $currency);
+        return $money;
+    }
+
+} 
\ No newline at end of file
diff --git a/Money/MoneyManagerInterface.php b/Money/MoneyManagerInterface.php
new file mode 100644
index 00000000..94860f3a
--- /dev/null
+++ b/Money/MoneyManagerInterface.php
@@ -0,0 +1,17 @@
+<?php
+namespace Tbbc\MoneyBundle\Money;
+
+use Money\Money;
+
+interface MoneyManagerInterface
+{
+    /**
+     * convert the float amount into a money object
+     *
+     * @param float $floatAmount amount before multiplication. Ex: 32.15
+     * @param string|null $currencyCode in the list of currencies from config.yml. If null, use the reference currency
+     * @return Money
+     */
+    public function createMoneyFromFloat($floatAmount, $currencyCode = null);
+
+}
\ No newline at end of file
diff --git a/Resources/config/services.xml b/Resources/config/services.xml
index ae685fed..221059c5 100644
--- a/Resources/config/services.xml
+++ b/Resources/config/services.xml
@@ -6,6 +6,7 @@
 
     <parameters>
         <parameter key="tbbc_money.pair_manager.class">Tbbc\MoneyBundle\Pair\PairManager</parameter>
+        <parameter key="tbbc_money.money_manager.class">Tbbc\MoneyBundle\Money\MoneyManager</parameter>
         <parameter key="tbbc_money.pair_history_manager.class">Tbbc\MoneyBundle\PairHistory\PairHistoryManager</parameter>
         <parameter key="tbbc_money.pair.csv_storage.class">Tbbc\MoneyBundle\Pair\Storage\CsvStorage</parameter>
         <parameter key="tbbc_money.pair_manager.ratio_file_name">%kernel.root_dir%/data/tbbc_money/ratio_file_name.csv</parameter>
@@ -24,6 +25,10 @@
                 <argument type="service" id="tbbc_money.ratio_provider.rate_exchange" />
             </call>
         </service>
+        <service id="tbbc_money.money_manager" class="%tbbc_money.money_manager.class%">
+            <argument>%tbbc_money.reference_currency%</argument>
+            <argument>%tbbc_money.decimals%</argument>
+        </service>
         <!-- Storage -->
         <service id="tbbc_money.pair.csv_storage" class="%tbbc_money.pair.csv_storage.class%">
             <argument>%tbbc_money.pair_manager.ratio_file_name%</argument>
diff --git a/Tests/Fonctionnal/ConfigTest.php b/Tests/Fonctionnal/ConfigTest.php
index 3b8c1425..183175e1 100644
--- a/Tests/Fonctionnal/ConfigTest.php
+++ b/Tests/Fonctionnal/ConfigTest.php
@@ -11,6 +11,7 @@
 use Symfony\Bundle\FrameworkBundle\Test\WebTestCase;
 use Symfony\Bundle\FrameworkBundle\Client;
 use Symfony\Component\Console\Input\StringInput;
+use Tbbc\MoneyBundle\Money\MoneyManager;
 use Tbbc\MoneyBundle\Pair\PairManagerInterface;
 use Tbbc\MoneyBundle\Twig\CurrencyExtension;
 use Tbbc\MoneyBundle\Twig\MoneyExtension;
@@ -67,6 +68,15 @@ public function testMoneyTwigExtension()
         $this->assertEquals(Money::USD(125), $usd);
     }
 
+    public function testMoneyManager()
+    {
+        /** @var MoneyManager $moneyManager */
+        $moneyManager = $this->client->getContainer()->get("tbbc_money.money_manager");
+        $money = $moneyManager->createMoneyFromFloat('2.5', 'USD');
+        $this->assertEquals("USD", $money->getCurrency()->getName());
+        $this->assertEquals(2500, $money->getAmount()); // note : 3 decimals in config for theses tests
+    }
+
     public function testHistoryRatio()
     {
         \Locale::setDefault('en');
diff --git a/Tests/Money/MoneyManagerTest.php b/Tests/Money/MoneyManagerTest.php
new file mode 100644
index 00000000..8279ae8f
--- /dev/null
+++ b/Tests/Money/MoneyManagerTest.php
@@ -0,0 +1,42 @@
+<?php
+namespace Tbbc\MoneyBundle\Tests\Money;
+
+use Money\Money;
+use Tbbc\MoneyBundle\Money\MoneyManager;
+use Tbbc\MoneyBundle\MoneyException;
+
+/**
+ * @group moneymanager
+ */
+class MoneyManagerTest extends \PHPUnit_Framework_TestCase
+{
+    /** @var  MoneyManager */
+    protected $manager;
+
+    public function setUp()
+    {
+        $this->manager = new MoneyManager("EUR", 2);
+    }
+
+    public function tearDown()
+    {
+    }
+
+    public function testCreateMoneyFromFloat()
+    {
+        $money = $this->manager->createMoneyFromFloat(2.5);
+        $this->assertEquals("EUR", $money->getCurrency()->getName());
+        $this->assertEquals(250, $money->getAmount());
+
+        $money = $this->manager->createMoneyFromFloat(2.5, 'USD');
+        $this->assertEquals("USD", $money->getCurrency()->getName());
+        $this->assertEquals(250, $money->getAmount());
+
+        $money = $this->manager->createMoneyFromFloat(2.49999999999999);
+        $this->assertEquals(250, $money->getAmount());
+
+        $money = $this->manager->createMoneyFromFloat(2.529999999999);
+        $this->assertEquals(253, $money->getAmount());
+    }
+
+}
\ No newline at end of file