Added report option(functionality and view)

Author: Evgeniy Kanivets

app/src/main/AndroidManifest.xml

@@ -18,6 +18,7 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+        <activity android:name=".activity.ReportActivity"></activity>
     </application>
 
 </manifest>

app/src/main/java/com/blogspot/e_kanivets/moneytracker/activity/MainActivity.java

@@ -3,6 +3,7 @@
 import android.app.Activity;
 import android.app.DatePickerDialog;
 import android.content.DialogInterface;
+import android.content.Intent;
 import android.content.pm.FeatureInfo;
 import android.database.Cursor;
 import android.database.sqlite.SQLiteDatabase;
@@ -125,6 +126,14 @@ public void OnDataChanged(Date date) {
             }
         });
 
+        btnReport.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                Intent intent = new Intent(MainActivity.this, ReportActivity.class);
+                startActivity(intent);
+            }
+        });
+
         listView.setAdapter(new RecordAdapter(activity, MTHelper.getInstance().getRecords()));
         ((BaseAdapter) listView.getAdapter()).notifyDataSetChanged();
 

app/src/main/java/com/blogspot/e_kanivets/moneytracker/activity/ReportActivity.java

@@ -0,0 +1,32 @@
+package com.blogspot.e_kanivets.moneytracker.activity;
+
+import android.app.Activity;
+import android.os.Bundle;
+import android.widget.ListView;
+import android.widget.TextView;
+
+import com.blogspot.e_kanivets.moneytracker.R;
+import com.blogspot.e_kanivets.moneytracker.helper.MTHelper;
+
+/**
+ * Created by eugene on 11/09/14.
+ */
+public class ReportActivity extends Activity {
+
+    private TextView tvTitle;
+    private ListView listView;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_report);
+
+        tvTitle = (TextView) findViewById(R.id.tv_title);
+        listView = (ListView) findViewById(R.id.listView);
+
+        /*tvTitle.setText("REPORT (" + MTHelper.getInstance().getFirstDay() + " - "
+                + MTHelper.getInstance().getLastDay() + ")");*/
+
+
+    }
+}

app/src/main/java/com/blogspot/e_kanivets/moneytracker/helper/MTHelper.java

@@ -257,12 +257,12 @@ private void initPeriod() {
     }
 
     public String getFirstDay() {
-        SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm");
+        SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd");
         return dateFormat.format(period.getFirst());
     }
 
     public String getLastDay() {
-        SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm");
+        SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd");
         return dateFormat.format(period.getLast());
     }
 }

app/src/main/java/com/blogspot/e_kanivets/moneytracker/model/Report.java

@@ -0,0 +1,50 @@
+package com.blogspot.e_kanivets.moneytracker.model;
+
+import android.util.Pair;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+
+/**
+ * Created by eugene on 11/09/14.
+ */
+public class Report {
+
+    private List<Record> records;
+    private List<Pair<String, Integer>> reportList;
+
+    public Report(List<Record> records) {
+        this.records = records;
+        makeReport();
+    }
+
+    public List<Pair<String, Integer>> getReportList() {
+        return reportList;
+    }
+
+    private void makeReport() {
+        HashMap<String, Integer> map = new HashMap<String, Integer>();
+
+        for(Record record : records) {
+            int sum = 0;
+            //If category has already exist add to it
+            if(map.containsKey(record.getCategory())) {
+                sum = map.get(record.getCategory());
+            }
+
+            //Add or subtract price
+            if(record.isIncome()) {
+                map.put(record.getCategory(), sum + record.getPrice());
+            } else {
+                map.put(record.getCategory(), sum - record.getPrice());
+            }
+        }
+
+        //Convert HashMap to ArrayList
+        reportList = new ArrayList<Pair<String, Integer>>();
+        for(String name : map.keySet()) {
+            reportList.add(new Pair<String, Integer>(name, map.get(name)));
+        }
+    }
+}

app/src/main/res/layout/activity_report.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical" android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@color/light_grey">
+
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:textAppearance="?android:attr/textAppearanceLarge"
+        android:text="@string/report"
+        android:background="@color/yellow_light"
+        android:textColor="@color/white"
+        android:gravity="center"
+        android:textAllCaps="true"
+        android:id="@+id/tv_title" />
+
+    <ListView
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:id="@+id/listView"
+        android:layout_gravity="center_horizontal" />
+
+</LinearLayout>

app/src/main/res/layout/dialog_change_date.xml

@@ -11,7 +11,7 @@
         android:layout_height="wrap_content"
         android:textAppearance="?android:attr/textAppearanceLarge"
         android:text="@string/change_date"
-        android:background="@color/blue"
+        android:background="@color/yellow_light"
         android:textColor="@color/white"
         android:gravity="center"
         android:textAllCaps="true"