initial commit

.gitignore

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+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild

app/.gitignore

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+/build

app/build.gradle

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+apply plugin: 'com.android.application'
+
+android {
+    compileSdkVersion 29
+    buildToolsVersion "29.0.1"
+    defaultConfig {
+        applicationId "com.example.mpesaandroid"
+        minSdkVersion 15
+        targetSdkVersion 29
+        versionCode 1
+        versionName "1.0"
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+
+        buildTypes.each {
+
+            // CONSUMER_KEY & CONSUMER_SECRET Build Variables are referenced from gradle.properties file
+            it.buildConfigField 'String', 'CONSUMER_KEY', DARAJA_CONSUMER_KEY
+            it.buildConfigField 'String', 'CONSUMER_SECRET', DARAJA_CONSUMER_SECRET
+        }
+
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+}
+
+dependencies {
+    implementation fileTree(dir: 'libs', include: ['*.jar'])
+    implementation 'androidx.appcompat:appcompat:1.0.2'
+    implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
+    testImplementation 'junit:junit:4.12'
+    androidTestImplementation 'androidx.test:runner:1.2.0'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
+
+    implementation 'com.jakewharton:butterknife:10.1.0'
+    annotationProcessor 'com.jakewharton:butterknife-compiler:10.1.0'
+    implementation 'com.jakewharton.timber:timber:4.7.1'
+
+    implementation 'com.github.jumadeveloper:networkmanager:0.0.2'
+
+    implementation 'cn.pedant.sweetalert:library:1.3'
+
+    implementation 'com.squareup.retrofit2:retrofit:2.5.0'
+    implementation 'com.squareup.retrofit2:converter-gson:2.5.0'
+
+    implementation 'com.squareup.okhttp3:okhttp:3.12.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:3.12.0'
+
+    implementation 'com.google.code.gson:gson:2.8.5'
+    implementation 'com.squareup.okio:okio:2.1.0'
+
+}

app/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# 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 *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

app/src/androidTest/java/com/example/mpesaandroid/ExampleInstrumentedTest.java

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+package com.example.mpesaandroid;
+
+import android.content.Context;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.runner.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumented 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() {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getTargetContext();
+
+        assertEquals("com.example.mpesaandroid", 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"
+    xmlns:tools="http://schemas.android.com/tools"
+    package="com.example.mpesaandroid">
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/AppTheme"
+        tools:replace="android:icon,android:theme">
+        <activity android:name=".MainActivity">
+            <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/example/mpesaandroid/ApiClient.java

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+package com.example.mpesaandroid;
+
+import com.example.mpesaandroid.interceptor.AccessTokenInterceptor;
+import com.example.mpesaandroid.interceptor.AuthInterceptor;
+import com.example.mpesaandroid.services.STKPushService;
+
+import java.util.concurrent.TimeUnit;
+
+import okhttp3.OkHttpClient;
+import okhttp3.logging.HttpLoggingInterceptor;
+import retrofit2.Retrofit;
+import retrofit2.converter.gson.GsonConverterFactory;
+
+import static com.example.mpesaandroid.AppConstants.BASE_URL;
+import static com.example.mpesaandroid.AppConstants.CONNECT_TIMEOUT;
+import static com.example.mpesaandroid.AppConstants.READ_TIMEOUT;
+import static com.example.mpesaandroid.AppConstants.WRITE_TIMEOUT;
+
+public class ApiClient {
+    private Retrofit retrofit;
+    private boolean isDebug;
+    private boolean isGetAccessToken;
+    private String mAuthToken;
+    private HttpLoggingInterceptor httpLoggingInterceptor = new HttpLoggingInterceptor();
+
+    public ApiClient setIsDebug(boolean isDebug) {
+        this.isDebug = isDebug;
+        return this;
+    }
+
+    //Set authentication token
+    public ApiClient setAuthToken(String authToken) {
+        mAuthToken = authToken;
+        return this;
+    }
+
+    // Determine of token endpoint has been called only from the accessToken.
+    public ApiClient setGetAccessToken(boolean getAccessToken) {
+        isGetAccessToken = getAccessToken;
+        return this;
+    }
+
+
+    //OKHttp Configuration
+    private OkHttpClient.Builder okHttpClient() {
+        OkHttpClient.Builder okHttpClient = new OkHttpClient.Builder();
+        okHttpClient
+                .connectTimeout(CONNECT_TIMEOUT, TimeUnit.SECONDS)
+                .writeTimeout(WRITE_TIMEOUT, TimeUnit.SECONDS)
+                .readTimeout(READ_TIMEOUT, TimeUnit.SECONDS)
+                .addInterceptor(httpLoggingInterceptor);
+
+        return okHttpClient;
+    }
+
+
+    private Retrofit getRestAdapter() {
+
+        Retrofit.Builder builder = new Retrofit.Builder();
+        builder.baseUrl(BASE_URL);
+        builder.addConverterFactory(GsonConverterFactory.create());
+
+        if (isDebug) {
+            httpLoggingInterceptor.setLevel(HttpLoggingInterceptor.Level.BODY);
+        }
+
+        OkHttpClient.Builder okhttpBuilder = okHttpClient();
+
+        if (isGetAccessToken) {
+            okhttpBuilder.addInterceptor(new AccessTokenInterceptor());
+        }
+
+        if (mAuthToken != null && !mAuthToken.isEmpty()) {
+            okhttpBuilder.addInterceptor(new AuthInterceptor(mAuthToken));
+        }
+
+        builder.client(okhttpBuilder.build());
+
+        retrofit = builder.build();
+
+        return retrofit;
+    }
+
+    // Create an instance of STKPushService
+    public STKPushService mpesaService() {
+        return getRestAdapter().create(STKPushService.class);
+    }
+}

app/src/main/java/com/example/mpesaandroid/AppConstants.java

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+package com.example.mpesaandroid;
+
+public class AppConstants {
+    public static final int CONNECT_TIMEOUT = 60 * 1000;
+
+    public static final int READ_TIMEOUT = 60 * 1000;
+
+    public static final int WRITE_TIMEOUT = 60 * 1000;
+
+    public static final String BASE_URL = "https://sandbox.safaricom.co.ke/";
+
+    //STKPush Properties
+    public static final String BUSINESS_SHORT_CODE = "174379";
+    public static final String PASSKEY = "bfb279f9aa9bdbcf158e97dd71a467cd2e0c893059b10f78e6b72ada1ed2c919";
+    public static final String TRANSACTION_TYPE = "CustomerPayBillOnline";
+    public static final String PARTYB = "174379"; // This is usually the same as the shortcode provided above.
+    public static final String CALLBACKURL = "http://mpesa-requestbin.herokuapp.com/1fw79g11";
+
+}