CSC-MobDev-2016 · dorooleg · Apr 11, 2016
diff --git a/app/build.gradle b/app/build.gradle
@@ -21,4 +21,5 @@ android {
 
 dependencies {
     compile 'com.android.support:appcompat-v7:23.2.1'
+    compile 'me.priyesh:chroma:1.0.2'
 }
diff --git a/app/src/main/AndroidManifest.xml b/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="com.csc.tasklist">
 
     <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
 
@@ -20,7 +20,7 @@
 
         <provider
             android:name=".ReaderContentProvider"
-            android:authorities="com.csc.lesson6"
+            android:authorities="com.csc.tasklist"
             android:enabled="true"
             android:exported="true"></provider>
     </application>

diff --git a/app/src/main/ic_launcher-web.png b/app/src/main/ic_launcher-web.png
diff --git a/app/src/main/java/com/csc/lesson6/FeedsTable.java b/app/src/main/java/com/csc/lesson6/FeedsTable.java
diff --git a/app/src/main/java/com/csc/lesson6/MainActivity.java b/app/src/main/java/com/csc/lesson6/MainActivity.java
diff --git a/app/src/main/java/com/csc/tasklist/FeedsTable.java b/app/src/main/java/com/csc/tasklist/FeedsTable.java
@@ -0,0 +1,14 @@
+package com.csc.tasklist;
+
+import android.provider.BaseColumns;
+
+interface FeedsTable extends BaseColumns {
+    String TABLE_NAME = "TTASKLIST";
+
+    String COLUMN_HEADER = "CHEADER";
+    String COLUMN_BODY = "CBODY";
+    String COLUMN_DATE = "CDATE";
+    String COLUMN_DONE = "CDONE";
+    String COLUMN_STAR = "CSTAR";
+    String COLUMN_COLOR = "CCOLOR";
+}
diff --git a/app/src/main/java/com/csc/tasklist/MainActivity.java b/app/src/main/java/com/csc/tasklist/MainActivity.java
@@ -0,0 +1,104 @@
+package com.csc.tasklist;
+
+import android.app.ActionBar;
+import android.content.ContentValues;
+import android.content.DialogInterface;
+import android.database.ContentObserver;
+import android.database.Cursor;
+import android.graphics.Color;
+import android.net.Uri;
+import android.os.Bundle;
+import android.os.Handler;
+import android.support.v4.app.LoaderManager;
+import android.support.v4.content.CursorLoader;
+import android.support.v4.content.Loader;
+import android.support.v7.app.AlertDialog;
+import android.support.v7.app.AppCompatActivity;
+import android.text.InputType;
+import android.util.Log;
+import android.view.Gravity;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.LinearLayout;
+import android.widget.ListView;
+
+import java.util.Calendar;
+
+import me.priyesh.chroma.ChromaDialog;
+import me.priyesh.chroma.ColorMode;
+import me.priyesh.chroma.ColorSelectListener;
+
+public class MainActivity extends AppCompatActivity implements LoaderManager.LoaderCallbacks<Cursor> {
+    private Button btnAddTask;
+    Cursor cursor;
+    TaskAdapter taskAdapter;
+    public static final Uri ENTRIES_URI = Uri.withAppendedPath(ReaderContentProvider.CONTENT_URI, "entries");
+
+
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        setContentView(R.layout.main);
+        btnAddTask = (Button) findViewById(R.id.add_task);
+        btnAddTask.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this);
+                builder.setTitle(getString(R.string.header_alert));
+                final LinearLayout ll = (LinearLayout) getLayoutInflater().inflate(R.layout.task_alert, null);
+                builder.setView(ll);
+
+
+                builder.setPositiveButton(getString(R.string.ok), new DialogInterface.OnClickListener() {
+                    @Override
+                    public void onClick(DialogInterface dialog, int which) {
+                        ContentValues values = new ContentValues();
+                        String header = ((EditText) ll.findViewById(R.id.alert_header)).getText().toString();
+                        String body = ((EditText) ll.findViewById(R.id.alert_body)).getText().toString();
+                        values.put(FeedsTable.COLUMN_HEADER, header);
+                        values.put(FeedsTable.COLUMN_BODY, body);
+                        values.put(FeedsTable.COLUMN_COLOR, Color.WHITE);
+                        getContentResolver().insert(ENTRIES_URI, values);
+                    }
+                });
+                builder.setNegativeButton(getString(R.string.cancel), new DialogInterface.OnClickListener() {
+                    @Override
+                    public void onClick(DialogInterface dialog, int which) {
+                        dialog.cancel();
+                    }
+                });
+
+                builder.show();
+            }
+        });
+
+        ListView listTasks = (ListView) findViewById(R.id.list_tasks);
+        taskAdapter = new TaskAdapter(this, null, this);
+        listTasks.setAdapter(taskAdapter);
+        getSupportLoaderManager().initLoader(0, null, this);
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+    }
+
+    @Override
+    public Loader<Cursor> onCreateLoader(int id, Bundle args) {
+        return new CursorLoader(this, ENTRIES_URI, null, null, null,  FeedsTable.COLUMN_DONE + ", " + FeedsTable.COLUMN_STAR + " DESC, " + FeedsTable.COLUMN_DATE + " DESC");
+    }
+
+    @Override
+    public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
+        taskAdapter.swapCursor(data);
+    }
+
+    @Override
+    public void onLoaderReset(Loader<Cursor> loader) {
+        taskAdapter.swapCursor(null);
+    }
+}
diff --git a/...om/csc/lesson6/ReaderContentProvider.java → ...m/csc/tasklist/ReaderContentProvider.java b/...om/csc/lesson6/ReaderContentProvider.java → ...m/csc/tasklist/ReaderContentProvider.java
@@ -1,4 +1,4 @@
-package com.csc.lesson6;
+package com.csc.tasklist;
 
 import android.content.ContentProvider;
 import android.content.ContentUris;
@@ -11,7 +11,7 @@
 import android.support.annotation.NonNull;
 
 public class ReaderContentProvider extends ContentProvider {
-    public static final String AUTHORITY = "com.csc.lesson6";
+    public static final String AUTHORITY = "com.csc.tasklist";
     public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY);
 
     public static final int ENTRIES = 1;
@@ -32,8 +32,18 @@ public ReaderContentProvider() {
 
     @Override
     public int delete(@NonNull Uri uri, String selection, String[] selectionArgs) {
-        // Implement this to handle requests to delete one or more rows.
-        throw new UnsupportedOperationException("Not yet implemented");
+        int match = uriMatcher.match(uri);
+        String tableName;
+        switch (match) {
+            case ENTRIES:
+                tableName = FeedsTable.TABLE_NAME;
+                break;
+            default:
+                throw new UnsupportedOperationException("Not yet implemented");
+        }
+        int count = helper.getWritableDatabase().delete(tableName, selection, selectionArgs);
+        getContext().getContentResolver().notifyChange(uri, null);
+        return count;
     }
 
     @Override
@@ -51,7 +61,6 @@ public Uri insert(@NonNull Uri uri, ContentValues values) {
             case ENTRIES:
                 tableName = FeedsTable.TABLE_NAME;
                 break;
-            case ENTRIES_ID:
             default:
                 throw new UnsupportedOperationException("Not yet implemented");
         }
@@ -88,7 +97,17 @@ public Cursor query(@NonNull Uri uri, String[] projection, String selection,
     @Override
     public int update(@NonNull Uri uri, ContentValues values, String selection,
                       String[] selectionArgs) {
-        // TODO: Implement this to handle requests to update one or more rows.
-        throw new UnsupportedOperationException("Not yet implemented");
+        int match = uriMatcher.match(uri);
+        String tableName;
+        switch (match) {
+            case ENTRIES:
+                tableName = FeedsTable.TABLE_NAME;
+                break;
+            default:
+                throw new UnsupportedOperationException("Not yet implemented");
+        }
+        int count = helper.getWritableDatabase().update(tableName, values, selection, selectionArgs);
+        getContext().getContentResolver().notifyChange(uri, null);
+        return count;
     }
 }
diff --git a/...ava/com/csc/lesson6/ReaderOpenHelper.java → ...va/com/csc/tasklist/ReaderOpenHelper.java b/...ava/com/csc/lesson6/ReaderOpenHelper.java → ...va/com/csc/tasklist/ReaderOpenHelper.java
@@ -1,24 +1,25 @@
-package com.csc.lesson6;
+package com.csc.tasklist;
 
 import android.content.Context;
 import android.database.sqlite.SQLiteDatabase;
 import android.database.sqlite.SQLiteOpenHelper;
 
 public class ReaderOpenHelper extends SQLiteOpenHelper {
-    public static final int DATABASE_VERSION = 2;
-    public static final String DATABASE_NAME = "reader.db";
+    public static final int DATABASE_VERSION = 1;
+    public static final String DATABASE_NAME = "tasklist.db";
 
     private static final String SQL_CREATE_ENTRIES_TABLE =
             "CREATE TABLE " + FeedsTable.TABLE_NAME
                     + "("
                     + FeedsTable._ID + " INTEGER PRIMARY KEY AUTOINCREMENT, "
-                    + FeedsTable.COLUMN_TITLE + " TEXT, "
-                    + FeedsTable.COLUMN_CONTENT + " TEXT, "
-                    + FeedsTable.COLUMN_DATE + " TEXT"
+                    + FeedsTable.COLUMN_HEADER + " TEXT, "
+                    + FeedsTable.COLUMN_BODY + " TEXT, "
+                    + FeedsTable.COLUMN_DATE + " DATETIME DEFAULT CURRENT_TIMESTAMP, "
+                    + FeedsTable.COLUMN_DONE + " INTEGER DEFAULT 0, " //BOOLEAN
+                    + FeedsTable.COLUMN_STAR + " INTEGER DEFAULT 0, " //BOOLEAN
+                    + FeedsTable.COLUMN_COLOR + " INTEGER " //COLOR
                     + ")";
 
-    private static final String SQL_DELETE_ENTRIES = "DROP TABLE IF EXISTS " + FeedsTable.TABLE_NAME;
-
     public ReaderOpenHelper(Context context) {
         super(context, DATABASE_NAME, null, DATABASE_VERSION);
     }
@@ -28,17 +29,6 @@ public void onCreate(SQLiteDatabase db) {
     }
 
     public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
-        db.execSQL(SQL_DELETE_ENTRIES);
-        switch (oldVersion) {
-            case 1:
-//                ...
-                break;
-            case 2:
-//                ...
-                break;
-            default:
-                throw new IllegalStateException();
-        }
-        onCreate(db);
+        //skip now
     }
 }