HW6

app/build.gradle

@@ -5,7 +5,7 @@ android {
     buildToolsVersion "23.0.2"
 
     defaultConfig {
-        applicationId "com.csc.lesson6"
+        applicationId "ru.ppzh.todolist"
         minSdkVersion 15
         targetSdkVersion 23
         versionCode 1

app/src/main/AndroidManifest.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.csc.lesson6">
+    package="ru.ppzh.todolist">
 
     <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
 
@@ -18,11 +18,13 @@
             </intent-filter>
         </activity>
 
+        <activity android:name=".TaskEditActivity"/>
+
         <provider
-            android:name=".ReaderContentProvider"
-            android:authorities="com.csc.lesson6"
+            android:name=".ToDoListContentProvider"
+            android:authorities="ru.ppzh.todolist.provider"
             android:enabled="true"
-            android:exported="true"></provider>
+            android:exported="false"/>
     </application>
 
 </manifest>

app/src/main/java/ru/ppzh/todolist/MainActivity.java

@@ -0,0 +1,94 @@
+package ru.ppzh.todolist;
+
+import android.content.ContentValues;
+import android.content.Intent;
+import android.database.Cursor;
+import android.net.Uri;
+import android.os.Bundle;
+import android.support.v4.app.LoaderManager;
+import android.support.v4.content.CursorLoader;
+import android.support.v4.content.Loader;
+import android.support.v7.app.AppCompatActivity;
+import android.view.View;
+import android.widget.AdapterView;
+import android.widget.EditText;
+import android.widget.ListView;
+
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.Locale;
+
+public class MainActivity extends AppCompatActivity
+        implements LoaderManager.LoaderCallbacks<Cursor> {
+    public static final String TASK_ID_EXTRA =
+            "ru.ppzh.dotolist.task_id";
+    public static final String DATE_FORMAT = "EEE, d MMM yyyy HH:mm";
+    public static final String SORT_ORDER = TasksTable.COLUMN_COMPLETED + ", "
+            + TasksTable.COLUMN_FAVORITE + " DESC, "
+            + TasksTable.COLUMN_DATE + " DESC";
+
+    public static final Uri TASKS_URI = Uri.withAppendedPath(ToDoListContentProvider.CONTENT_URI, "tasks");
+
+    TaskCursorAdapter adapter;
+
+    ListView list;
+    EditText taskInput;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.main);
+
+        adapter = new TaskCursorAdapter(this, null);
+
+        list = (ListView) findViewById(R.id.listView);
+        list.setAdapter(adapter);
+
+        taskInput = (EditText) findViewById(R.id.task_text_input);
+
+        list.setOnItemClickListener(new AdapterView.OnItemClickListener() {
+            @Override
+            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
+                Intent i = new Intent(getApplicationContext(), TaskEditActivity.class);
+                i.putExtra(TASK_ID_EXTRA, id);
+                startActivity(i);
+            }
+        });
+
+        getSupportLoaderManager().initLoader(0, null, this);
+    }
+
+    public void addData(View view) {
+        ContentValues values = new ContentValues();
+        SimpleDateFormat format =
+                new SimpleDateFormat(DATE_FORMAT, Locale.getDefault());
+        values.put(
+                TasksTable.COLUMN_TEXT,
+                taskInput.getText().toString()
+        );
+        values.put(TasksTable.COLUMN_DATE,
+                format.format(new Date()));
+        values.put(TasksTable.COLUMN_COMPLETED,
+                "False");
+        values.put(TasksTable.COLUMN_FAVORITE,
+                "False");
+        getContentResolver().insert(
+                TASKS_URI,
+                values);
+    }
+
+    @Override
+    public Loader<Cursor> onCreateLoader(int id, Bundle args) {
+        return new CursorLoader(this, TASKS_URI, null, null, null, SORT_ORDER);
+    }
+
+    @Override
+    public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
+        adapter.swapCursor(new TaskCursor(data));
+    }
+
+    @Override
+    public void onLoaderReset(Loader<Cursor> loader) {
+        adapter.swapCursor(null);
+    }
+}

app/src/main/java/ru/ppzh/todolist/Task.java

@@ -0,0 +1,87 @@
+package ru.ppzh.todolist;
+
+
+import android.support.annotation.NonNull;
+
+import java.util.Date;
+
+
+public class Task implements Comparable<Task> {
+    private long id;
+    private boolean completed;
+    private boolean favorite;
+    private String text;
+    private String date;
+
+    Task() {
+        id = -1;
+        completed = false;
+        favorite = false;
+        this.text = "";
+        date = new Date().toString();
+    }
+
+    Task(String text) {
+        this();
+        this.text = text;
+    }
+
+    @Override
+    public int compareTo(@NonNull Task o) {
+        if (!completed == o.completed) {
+            return 1;
+        }
+        if (completed == !o.completed) {
+            return -1;
+        }
+        if (completed == o.completed) {
+            if (favorite == !o.favorite) {
+                return 1;
+            }
+            if (!favorite == o.favorite) {
+                return -1;
+            }
+        }
+        return date.compareTo(o.date);
+    }
+
+    public boolean isCompleted() {
+        return completed;
+    }
+
+    public void setCompleted(boolean completed) {
+        this.completed = completed;
+    }
+
+    public String getDate() {
+        return date;
+    }
+
+    public void setDate(String date) {
+        this.date = date;
+    }
+
+    public boolean isFavorite() {
+        return favorite;
+    }
+
+    public void setFavorite(boolean favorite) {
+        this.favorite = favorite;
+    }
+
+    public long getId() {
+        return id;
+    }
+
+    public void setId(long id) {
+        this.id = id;
+    }
+
+    public String getText() {
+        return text;
+    }
+
+    public void setText(String text) {
+        this.text = text;
+    }
+}

app/src/main/java/ru/ppzh/todolist/TaskCursor.java

@@ -0,0 +1,27 @@
+package ru.ppzh.todolist;
+
+import android.database.Cursor;
+import android.database.CursorWrapper;
+
+public class TaskCursor extends CursorWrapper {
+    public TaskCursor(Cursor cursor) {
+        super(cursor);
+    }
+
+    public Task getTask() {
+        if (isBeforeFirst() || isAfterLast()) {
+            return null;
+        }
+        Task task = new Task();
+        task.setId(getLong(getColumnIndex(TasksTable._ID)));
+        task.setText(getString(getColumnIndex(TasksTable.COLUMN_TEXT)));
+        task.setDate(getString(getColumnIndex(TasksTable.COLUMN_DATE)));
+        task.setCompleted(Boolean.parseBoolean(
+                getString(getColumnIndex(TasksTable.COLUMN_COMPLETED))
+        ));
+        task.setFavorite(Boolean.parseBoolean(
+                getString(getColumnIndex(TasksTable.COLUMN_FAVORITE))
+        ));
+        return task;
+    }
+}