Initial commit for data, domain and presentation logic

app/.gitignore

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+/build

app/build.gradle

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+apply plugin: 'com.android.application'
+
+android {
+    compileSdkVersion 24
+    buildToolsVersion "24.0.1"
+    defaultConfig {
+        applicationId "com.rendecano.cashmoney"
+        minSdkVersion 22
+        targetSdkVersion 24
+        versionCode 1
+        versionName "1.0"
+        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+}
+
+dependencies {
+    compile fileTree(dir: 'libs', include: ['*.jar'])
+    androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
+        exclude group: 'com.android.support', module: 'support-annotations'
+    })
+    compile 'com.android.support:appcompat-v7:24.2.0'
+    compile 'com.android.support:design:24.2.0'
+    testCompile 'junit:junit:4.12'
+}

app/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in /Users/frascellaclaudio/Library/Android/sdk/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}

app/src/androidTest/java/com/rendecano/cashmoney/ExampleInstrumentedTest.java

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+package com.rendecano.cashmoney;
+
+import android.content.Context;
+import android.support.test.InstrumentationRegistry;
+import android.support.test.runner.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumentation test, which will execute on an Android device.
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+    @Test
+    public void useAppContext() throws Exception {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getTargetContext();
+
+        assertEquals("com.rendecano.cashmoney", appContext.getPackageName());
+    }
+}

app/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.rendecano.cashmoney">
+
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
+    <uses-permission android:name="android.permission.INTERNET"/>
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:supportsRtl="true"
+        android:theme="@style/AppTheme"
+        android:name=".presentation.AndroidApplication">
+        <activity
+            android:name=".presentation.activity.CashMoneyActivity"
+            android:label="@string/app_name"
+            android:screenOrientation="portrait"
+            android:theme="@style/AppTheme.NoActionBar">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

app/src/main/java/com/rendecano/cashmoney/data/entity/Base.java

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+package com.rendecano.cashmoney.data.entity;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Created by Ren Decano.
+ */
+
+public class Base {
+
+    private String base;
+    private String date;
+    private List<Rate> rates = new ArrayList<>();
+
+    public String getBase() {
+        return base;
+    }
+
+    public void setBase(String base) {
+        this.base = base;
+    }
+
+    public String getDate() {
+        return date;
+    }
+
+    public void setDate(String date) {
+        this.date = date;
+    }
+
+    public List<Rate> getRates() {
+        return rates;
+    }
+
+    public void setRates(List<Rate> rates) {
+        this.rates = rates;
+    }
+}

app/src/main/java/com/rendecano/cashmoney/data/entity/Rate.java

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+package com.rendecano.cashmoney.data.entity;
+
+/**
+ * Created by Ren Decano.
+ */
+
+public class Rate {
+
+    private String currency;
+    private double conversion;
+
+    public double getConversion() {
+        return conversion;
+    }
+
+    public void setConversion(double conversion) {
+        this.conversion = conversion;
+    }
+
+    public String getCurrency() {
+        return currency;
+    }
+
+    public void setCurrency(String currency) {
+        this.currency = currency;
+    }
+}

app/src/main/java/com/rendecano/cashmoney/data/entity/mapper/BaseEntityJsonMapper.java

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+package com.rendecano.cashmoney.data.entity.mapper;
+
+import com.rendecano.cashmoney.data.entity.Base;
+import com.rendecano.cashmoney.data.entity.Rate;
+
+import org.json.JSONException;
+import org.json.JSONObject;
+
+public class BaseEntityJsonMapper {
+
+    public Base transformBaseEntity(String jsonResponse) throws JSONException {
+
+        Base entity = new Base();
+
+        JSONObject jsonObject = new JSONObject(jsonResponse);
+
+        String base = jsonObject.optString("base");
+        String date = jsonObject.optString("date");
+
+        entity.setBase(base);
+        entity.setDate(date);
+
+        // Get rates
+        JSONObject rates = jsonObject.getJSONObject("rates");
+
+        Rate rateCad = new Rate();
+        rateCad.setCurrency("CAD");
+        rateCad.setConversion(rates.optDouble("CAD"));
+
+        Rate rateGbp = new Rate();
+        rateGbp.setCurrency("GBP");
+        rateGbp.setConversion(rates.optDouble("GBP"));
+
+        Rate rateJpy = new Rate();
+        rateJpy.setCurrency("JPY");
+        rateJpy.setConversion(rates.optDouble("JPY"));
+
+        Rate rateUsd = new Rate();
+        rateUsd.setCurrency("USD");
+        rateUsd.setConversion(rates.optDouble("USD"));
+
+        Rate rateEur = new Rate();
+        rateEur.setCurrency("EUR");
+        rateEur.setConversion(rates.optDouble("EUR"));
+
+        entity.getRates().add(rateCad);
+        entity.getRates().add(rateGbp);
+        entity.getRates().add(rateJpy);
+        entity.getRates().add(rateUsd);
+        entity.getRates().add(rateEur);
+
+        return entity;
+    }
+}

app/src/main/java/com/rendecano/cashmoney/data/local/SharedPrefStorage.java

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+package com.rendecano.cashmoney.data.local;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.text.TextUtils;
+
+import com.rendecano.cashmoney.data.entity.Base;
+import com.rendecano.cashmoney.data.entity.Rate;
+import com.rendecano.cashmoney.presentation.AndroidApplication;
+
+public class SharedPrefStorage {
+
+    public static final String PREFS_NAME = "CASH_MONEY_PREFS";
+    SharedPreferences prefs;
+
+    public SharedPrefStorage(Context pContext) {
+        prefs = pContext.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
+    }
+
+    public void saveCurrencyConversions(Base pBase) {
+
+        savePreference("BASE", pBase.getBase());
+        savePreference("DATE", pBase.getDate());
+
+        if (pBase.getRates().size() > 0) {
+            for (Rate rate : pBase.getRates()) {
+                savePreference(rate.getCurrency(), String.valueOf(rate.getConversion()));
+            }
+        }
+    }
+
+    public double getConversion(String pCurrency) {
+        String conversion = prefs.getString(pCurrency, "");
+        return Double.valueOf(conversion);
+    }
+
+    private void savePreference(String key, String value) {
+        SharedPreferences.Editor editor = prefs.edit();
+        editor.putString(key, value);
+        editor.commit();
+    }
+}

app/src/main/java/com/rendecano/cashmoney/data/network/ApiConnection.java

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+package com.rendecano.cashmoney.data.network;
+
+import android.os.AsyncTask;
+import android.text.TextUtils;
+
+import java.io.BufferedInputStream;
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.MalformedURLException;
+import java.net.URL;
+
+public class ApiConnection {
+
+    private static final String CONTENT_TYPE_LABEL = "Content-Type";
+    private static final String CONTENT_TYPE_VALUE_JSON = "application/json;charset=utf-8";
+
+    private URL url;
+    private JsonResponseListener mListener;
+
+    public static ApiConnection createGET(String url, JsonResponseListener listener) throws MalformedURLException {
+        return new ApiConnection(url, listener);
+    }
+
+    private ApiConnection(String url, JsonResponseListener listener) throws MalformedURLException {
+        this.url = new URL(url);
+        this.mListener = listener;
+    }
+
+    public void call() {
+        new RestConnectionTask().execute(url);
+    }
+
+    class RestConnectionTask extends AsyncTask<URL, Void, String> {
+
+        @Override
+        protected String doInBackground(URL... params) {
+            String currencies = "";
+            HttpURLConnection urlConnection;
+            try {
+
+                urlConnection = (HttpURLConnection) params[0].openConnection();
+
+                InputStream stream = new BufferedInputStream(urlConnection.getInputStream());
+                BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(stream));
+                StringBuilder builder = new StringBuilder();
+
+                String inputString;
+                while ((inputString = bufferedReader.readLine()) != null) {
+                    builder.append(inputString);
+                }
+
+                currencies = builder.toString();
+                urlConnection.disconnect();
+
+            } catch (IOException e) {
+                e.printStackTrace();
+                mListener.onError("Error in getting response");
+            }
+            return currencies;
+        }
+
+        @Override
+        protected void onPostExecute(String response) {
+
+            // Check if response is not empty
+            if (!TextUtils.isEmpty(response)) {
+                mListener.onSuccess(response);
+            } else {
+                mListener.onError("Error in getting response");
+            }
+        }
+    }
+}

app/src/main/java/com/rendecano/cashmoney/data/network/JsonResponseListener.java

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+package com.rendecano.cashmoney.data.network;
+
+public interface JsonResponseListener {
+
+    void onSuccess(String response);
+
+    void onError(String message);
+}

app/src/main/java/com/rendecano/cashmoney/data/network/RestApi.java

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+package com.rendecano.cashmoney.data.network;
+
+public interface RestApi {
+
+    String API_BASE_URL = "http://api.fixer.io/latest";
+
+    void getExchangeRate(String baseCurrency, String[] symbols, JsonResponseListener listener);
+}