First commit

JsonUtil set
MainActivity almost complete

.gitignore

@@ -0,0 +1,9 @@
+*.iml
+.gradle
+/local.properties
+/.idea/workspace.xml
+/.idea/libraries
+.DS_Store
+/build
+/captures
+.externalNativeBuild

app/.gitignore

@@ -0,0 +1 @@
+/build

app/build.gradle

@@ -0,0 +1,32 @@
+apply plugin: 'com.android.application'
+
+android {
+    compileSdkVersion 26
+    buildToolsVersion "26.0.2"
+    defaultConfig {
+        applicationId "vaibhav.mishu.com.bakingapp"
+        minSdkVersion 16
+        targetSdkVersion 26
+        versionCode 1
+        versionName "1.0"
+        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+}
+
+dependencies {
+    implementation fileTree(dir: 'libs', include: ['*.jar'])
+    implementation 'com.android.support:appcompat-v7:26.1.0'
+    implementation 'com.android.support.constraint:constraint-layout:1.0.2'
+    testImplementation 'junit:junit:4.12'
+    androidTestImplementation 'com.android.support.test:runner:1.0.1'
+    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1'
+
+    compile 'com.android.support:cardview-v7:26.1.0'
+    compile 'com.squareup.okhttp3:okhttp:3.9.1'
+}

app/proguard-rules.pro

@@ -0,0 +1,21 @@
+# 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/vaibhav/mishu/com/bakingapp/ExampleInstrumentedTest.java

@@ -0,0 +1,26 @@
+package vaibhav.mishu.com.bakingapp;
+
+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.*;
+
+/**
+ * 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() throws Exception {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getTargetContext();
+
+        assertEquals("vaibhav.mishu.com.bakingapp", appContext.getPackageName());
+    }
+}

app/src/main/AndroidManifest.xml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="vaibhav.mishu.com.bakingapp">
+
+    <uses-permission android:name="android.permission.INTERNET"/>
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
+    <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">
+        <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/vaibhav/mishu/com/bakingapp/MainActivity.java

@@ -0,0 +1,81 @@
+package vaibhav.mishu.com.bakingapp;
+
+import android.content.Intent;
+import android.os.AsyncTask;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.View;
+import android.widget.AdapterView;
+import android.widget.ArrayAdapter;
+import android.widget.ListView;
+import android.widget.Toast;
+
+import java.io.IOException;
+import java.lang.ref.WeakReference;
+import java.lang.reflect.Array;
+import java.util.ArrayList;
+
+import vaibhav.mishu.com.bakingapp.util.JsonUtil;
+import vaibhav.mishu.com.bakingapp.util.NetworkUtil;
+
+public class MainActivity extends AppCompatActivity {
+
+    ArrayList<JsonUtil.Recipe> recipes;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+
+        GetRecipesTask task = new GetRecipesTask(this);
+        task.execute();
+
+        ArrayList<String> recipeNames = new ArrayList<>();
+        recipeNames.add("Nutella Pie");
+        recipeNames.add("Brownies");
+        recipeNames.add("Yellow Cake");
+        recipeNames.add("Cheese Cake");
+
+        ArrayAdapter<String> adapter = new ArrayAdapter<>(this, R.layout.recipe_item, R.id.recipe_name);
+        adapter.addAll(recipeNames);
+        ListView listView = findViewById(R.id.recipe_list);
+        listView.setAdapter(adapter);
+        listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
+            @Override
+            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
+                Toast.makeText(MainActivity.this,"clicked: " + position, Toast.LENGTH_SHORT).show();
+            }
+        });
+    }
+
+    static class GetRecipesTask extends AsyncTask<Void,Void,ArrayList<JsonUtil.Recipe>>{
+
+        ArrayList<JsonUtil.Recipe> recipes;
+
+        private WeakReference<MainActivity> activityReference;
+
+        GetRecipesTask(MainActivity context){
+            activityReference = new WeakReference<>(context);
+        }
+
+        @Override
+        protected ArrayList<JsonUtil.Recipe> doInBackground(Void... voids) {
+            try {
+                recipes = JsonUtil.jsonStingToRecipes(
+                        NetworkUtil.getResponseFromHttpUrl(NetworkUtil.buildURL())
+                );
+                return recipes;
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+            return null;
+        }
+
+        @Override
+        protected void onPostExecute(ArrayList<JsonUtil.Recipe> recipes) {
+            super.onPostExecute(recipes);
+            activityReference.get().recipes = recipes;
+        }
+    }
+}

app/src/main/java/vaibhav/mishu/com/bakingapp/util/JsonUtil.java

@@ -0,0 +1,99 @@
+package vaibhav.mishu.com.bakingapp.util;
+
+import android.util.Log;
+
+import org.json.JSONArray;
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import java.util.ArrayList;
+
+/**
+ * Created by Vaibhav on 12/5/2017.
+ * To parse the json
+ */
+
+public class JsonUtil {
+
+    private static final String LOG_TAG = JsonUtil.class.getSimpleName();
+
+    public static ArrayList<Recipe> jsonStingToRecipes(String jsonResponse) {
+        JSONArray rootJsonArray, ingredientsArray, stepsArray;
+        JSONObject recipeJson, ingredientJson, stepJson;
+        ArrayList<String> ingredientList;
+        ArrayList<Step> stepList;
+        String recipeName;
+        int recipeServings;
+        ArrayList<Recipe> recipesList = new ArrayList<Recipe>();
+
+        try {
+            rootJsonArray = new JSONArray(jsonResponse);
+            for(int i=0; i<rootJsonArray.length(); i++){ //loop through recipes list
+
+                ingredientList = new ArrayList<String>();
+                stepList = new ArrayList<Step>();
+
+                recipeJson = rootJsonArray.getJSONObject(i);
+                ingredientsArray = recipeJson.getJSONArray("ingredients");
+                stepsArray = recipeJson.getJSONArray("steps");
+
+                for (int j=0; j<ingredientsArray.length(); j++){ //loop through INGREDIENTS
+                    ingredientJson = ingredientsArray.getJSONObject(j);
+                    ingredientList.add(
+                            ingredientJson.getString("ingredient") + " (" +
+                                    ingredientJson.getString("quantity") + " " +
+                                    ingredientJson.getString("measure") + ")"
+                    );
+                }
+                for (int j=0; j<stepsArray.length(); j++){ //loop through STEPS
+                    stepJson = stepsArray.getJSONObject(j);
+                    stepList.add(new Step(
+                            stepJson.getString("shortDescription"),
+                            stepJson.getString("description"),
+                            stepJson.getString("videoURL"),
+                            stepJson.getString("thumbnailURL")
+                    ));
+                }
+
+                recipeName = recipeJson.getString("name");
+                recipeServings = recipeJson.getInt("servings");
+
+                //add to recipes list:
+                recipesList.add(new Recipe(recipeName, ingredientList, stepList, recipeServings));
+
+            }
+
+            return recipesList;
+        } catch (JSONException e) {
+            Log.e(LOG_TAG, "Problem converting to JSON array: " + e);
+            e.printStackTrace();
+        }
+        return null;
+    }
+
+    public static class Recipe {
+        String name;
+        ArrayList<String> ingredients;
+        ArrayList<Step> steps;
+        int servings;
+
+        Recipe(String recipeName, ArrayList<String> recipeIngedients, ArrayList<Step> recipeSteps, int serves){
+            name = recipeName;
+            ingredients = recipeIngedients;
+            steps = recipeSteps;
+            servings = serves;
+        }
+    }
+
+    public static class Step {
+        String shortDescription, description, videoURL, thumbnailURL;
+
+        Step(String shDescr, String descr, String video, String thumb){
+            shortDescription = shDescr;
+            description = descr;
+            videoURL = video;
+            thumbnailURL = thumb;
+        }
+    }
+
+}