Parsisiųsti prekės informaciją

README.md

@@ -11,7 +11,7 @@ Sąrašiukas, kaip programėlė buvo tobulinama
 Tie kas atėjo pirmą kartą, reikėjo įsidiegti:
 
 * Naujausią [Android Studio](http://developer.android.com/sdk/installing/studio.html)
-* [Gradle versiją 1.9](http://services.gradle.org/distributions/gradle-1.9-all.zip)
+* [Gradle versiją 1.11](http://services.gradle.org/distributions/gradle-1.11-all.zip)
 * [Java JDK](http://www.oracle.com/technetwork/java/javase/downloads/jdk7-downloads-1880260.html)
 
 ### Susigeneruoti Android programėlę
@@ -126,3 +126,9 @@ Nuskenuotų prekių sąrašą vis atnaujinti įrašais duomenų bazėje
 * Sąrašo eilutės vaizdavimui sukurti layout'ą (pradžiai tik su `TextView` barkodo atvaizdavimui)
 
 [Pasikeitimai](https://github.com/gdgvilnius/MaistoBankas/commit/)
+
+### Rodyti informaciją apie nuskenuotą prekę
+
+* Parsisiųsti prekės informaciją
+* Susikurti prekės informacijos duomenų modelį ir išsaugoti informaciją į DB
+* Atvaizduoti prekės informaciją sąraše

app/build.gradle

@@ -2,7 +2,7 @@ apply plugin: 'android'
 
 android {
     compileSdkVersion 19
-    buildToolsVersion "19.0.1"
+    buildToolsVersion "19.0.3"
 
     defaultConfig {
         minSdkVersion 7
@@ -21,5 +21,8 @@ android {
 dependencies {
     compile 'com.android.support:appcompat-v7:+'
     compile 'com.j256.ormlite:ormlite-android:4.+'
+    compile 'com.squareup.retrofit:retrofit:1.5.0'
     compile 'com.android.support:support-v4:13.0.+'
+    compile 'com.google.code.gson:gson:2.2.4'
+    compile 'com.google.guava:guava:16.+'
 }

app/src/main/AndroidManifest.xml

@@ -1,15 +1,18 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="lt.andro.maistobankas" >
+          package="lt.andro.maistobankas">
+
+    <uses-permission android:name="android.permission.INTERNET" />
 
     <application
+        android:name=".MainApplication"
         android:allowBackup="true"
         android:icon="@drawable/ic_launcher"
         android:label="@string/app_name"
-        android:theme="@style/AppTheme" >
+        android:theme="@style/AppTheme">
         <activity
             android:name="lt.andro.maistobankas.MainActivity"
-            android:label="@string/app_name" >
+            android:label="@string/app_name">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 

app/src/main/java/lt/andro/maistobankas/MainActivity.java

@@ -10,8 +10,12 @@
 import java.sql.SQLException;
 import java.util.Date;
 
+import lt.andro.maistobankas.api.entity.ItemInfoResponse;
 import lt.andro.maistobankas.db.ScannedItem;
 import lt.andro.maistobankas.util.ScanUtil;
+import retrofit.Callback;
+import retrofit.RetrofitError;
+import retrofit.client.Response;
 
 public class MainActivity extends BaseActivity {
 
@@ -59,6 +63,18 @@ public void onActivityResult(int requestCode, int resultCode, Intent intent) {
             scannedItem.setTime(new Date());
             scannedItem.setVolunteer("Vilius");
 
+            MainApplication.mainService.getItemInfo(barcode, new Callback<ItemInfoResponse>() {
+                @Override
+                public void success(ItemInfoResponse itemInfoResponse, Response response) {
+                    Log.d("MainActivity", itemInfoResponse.toString());
+                }
+
+                @Override
+                public void failure(RetrofitError error) {
+                    Log.e("MainActivity", error.getMessage());
+                }
+            });
+
             try {
                 getHelper().getScannedItemDao().create(scannedItem);
             } catch (SQLException e) {

app/src/main/java/lt/andro/maistobankas/MainApplication.java

@@ -0,0 +1,25 @@
+package lt.andro.maistobankas;
+
+import android.app.Application;
+
+import lt.andro.maistobankas.api.ItemInfoProviders;
+import lt.andro.maistobankas.api.MainService;
+import lt.andro.maistobankas.util.Utils;
+import retrofit.RestAdapter;
+import retrofit.converter.GsonConverter;
+
+/**
+ * @since 2014-03-29 11:58
+ */
+public class MainApplication extends Application {
+    public static MainService mainService;
+
+    public MainApplication() {
+        final RestAdapter restAdapter = new RestAdapter.Builder()
+                .setEndpoint(ItemInfoProviders.getServicesEndpoint())
+                .setConverter(new GsonConverter(Utils.getGson()))
+                .setLogLevel(RestAdapter.LogLevel.FULL).build();
+
+        mainService = restAdapter.create(MainService.class);
+    }
+}

app/src/main/java/lt/andro/maistobankas/api/ItemInfoProviders.java

@@ -0,0 +1,12 @@
+package lt.andro.maistobankas.api;
+
+/**
+ * @since 2014-03-29 11:55
+ */
+public class ItemInfoProviders {
+    private static final String SERVICES_ENDPOINT = "http://somedomain.com/";//TODO add real service endpoint
+
+    public static String getServicesEndpoint() {
+        return SERVICES_ENDPOINT;
+    }
+}

app/src/main/java/lt/andro/maistobankas/api/MainService.java

@@ -0,0 +1,15 @@
+package lt.andro.maistobankas.api;
+
+import lt.andro.maistobankas.api.entity.ItemInfoResponse;
+import retrofit.Callback;
+import retrofit.http.GET;
+import retrofit.http.Path;
+
+/**
+ * @since 2014-03-29 11:34
+ */
+public interface MainService {
+
+    @GET("/cards/by-gtin/{gtin}?format=json")
+    void getItemInfo(@Path("gtin") String globalTradeItemNumber, Callback<ItemInfoResponse> callback);
+}

app/src/main/java/lt/andro/maistobankas/api/entity/ItemInfoResponse.java

@@ -0,0 +1,55 @@
+package lt.andro.maistobankas.api.entity;
+
+import java.util.Objects;
+
+/**
+ * @since 2014-03-29 11:50
+ */
+public class ItemInfoResponse {
+
+    String title;
+    String amount;
+    boolean isDiscount;
+    double discount;
+    double price;
+    /**
+     * Global Trade Item Number
+     */
+    String gtin;
+
+    public String getTitle() {
+        return title;
+    }
+
+    public String getAmount() {
+        return amount;
+    }
+
+    public boolean isDiscount() {
+        return isDiscount;
+    }
+
+    public double getDiscount() {
+        return discount;
+    }
+
+    public double getPrice() {
+        return price;
+    }
+
+    public String getGtin() {
+        return gtin;
+    }
+
+    @Override
+    public String toString() {
+        return com.google.common.base.Objects.toStringHelper(this)
+                .add("title", title)
+                .add("amount", amount)
+                .add("isDiscount", isDiscount)
+                .add("discount", discount)
+                .add("price", price)
+                .add("gtin", gtin)
+                .toString();
+    }
+}

app/src/main/java/lt/andro/maistobankas/util/Utils.java

@@ -0,0 +1,18 @@
+    package lt.andro.maistobankas.util;
+
+    import com.google.gson.Gson;
+    import com.google.gson.GsonBuilder;
+
+    /**
+     * @since 2014-03-29 12:23
+     */
+    public class Utils {
+        private static Gson gson;
+
+        public static Gson getGson() {
+            if (gson == null) {
+                gson = new GsonBuilder().create();
+            }
+            return gson;
+        }
+    }

build.gradle

@@ -5,7 +5,7 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:0.7.+'
+        classpath 'com.android.tools.build:gradle:0.9.+'
     }
 }