diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..603b140
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,14 @@
+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
diff --git a/.idea/.name b/.idea/.name
new file mode 100644
index 0000000..c098947
--- /dev/null
+++ b/.idea/.name
@@ -0,0 +1 @@
+Criminal Intent 2020
\ No newline at end of file
diff --git a/.idea/codeStyles/Project.xml b/.idea/codeStyles/Project.xml
new file mode 100644
index 0000000..681f41a
--- /dev/null
+++ b/.idea/codeStyles/Project.xml
@@ -0,0 +1,116 @@
+
+
+
+
+
+
+
+
+
+
+
+
+ xmlns:android
+
+ ^$
+
+
+
+
+
+
+
+
+ xmlns:.*
+
+ ^$
+
+
+ BY_NAME
+
+
+
+
+
+
+ .*:id
+
+ http://schemas.android.com/apk/res/android
+
+
+
+
+
+
+
+
+ .*:name
+
+ http://schemas.android.com/apk/res/android
+
+
+
+
+
+
+
+
+ name
+
+ ^$
+
+
+
+
+
+
+
+
+ style
+
+ ^$
+
+
+
+
+
+
+
+
+ .*
+
+ ^$
+
+
+ BY_NAME
+
+
+
+
+
+
+ .*
+
+ http://schemas.android.com/apk/res/android
+
+
+ ANDROID_ATTRIBUTE_ORDER
+
+
+
+
+
+
+ .*
+
+ .*
+
+
+ BY_NAME
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/encodings.xml b/.idea/encodings.xml
new file mode 100644
index 0000000..7ae9cb6
--- /dev/null
+++ b/.idea/encodings.xml
@@ -0,0 +1,6 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/gradle.xml b/.idea/gradle.xml
new file mode 100644
index 0000000..5cd135a
--- /dev/null
+++ b/.idea/gradle.xml
@@ -0,0 +1,20 @@
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..f88d4b8
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,64 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ 1.8
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/render.experimental.xml b/.idea/render.experimental.xml
new file mode 100644
index 0000000..8ec256a
--- /dev/null
+++ b/.idea/render.experimental.xml
@@ -0,0 +1,6 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/runConfigurations.xml b/.idea/runConfigurations.xml
new file mode 100644
index 0000000..7f68460
--- /dev/null
+++ b/.idea/runConfigurations.xml
@@ -0,0 +1,12 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Crime.java b/Crime.java
new file mode 100644
index 0000000..af553e0
--- /dev/null
+++ b/Crime.java
@@ -0,0 +1,44 @@
+package ru.orlovph.criminalintent2020;
+
+import java.util.Date;
+import java.util.UUID;
+
+public class Crime {
+ private UUID id;
+ private String title;
+ private Date date;
+ private boolean solved;
+
+ public Crime(){
+ id = UUID.randomUUID();
+ date = new Date();
+ }
+
+ public UUID getId() {
+ return id;
+ }
+
+ public String getTitle() {
+ return title;
+ }
+
+ public void setTitle(String title) {
+ this.title = title;
+ }
+
+ public Date getDate() {
+ return date;
+ }
+
+ public void setDate(Date date) {
+ this.date = date;
+ }
+
+ public boolean isSolved() {
+ return solved;
+ }
+
+ public void setSolved(boolean solved) {
+ this.solved = solved;
+ }
+}
diff --git a/CrimeFragment.java b/CrimeFragment.java
new file mode 100644
index 0000000..8501326
--- /dev/null
+++ b/CrimeFragment.java
@@ -0,0 +1,121 @@
+package ru.orlovph.criminalintent2020;
+
+
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Bundle;
+import android.text.Editable;
+import android.text.TextWatcher;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Button;
+import android.widget.CheckBox;
+import android.widget.CompoundButton;
+import android.widget.EditText;
+import androidx.annotation.Nullable;
+import androidx.fragment.app.Fragment;
+import androidx.fragment.app.FragmentManager;
+
+import java.util.Date;
+import java.util.UUID;
+
+import static android.widget.CompoundButton.*;
+
+public class CrimeFragment extends Fragment {
+
+ private static final String ARG_CRIME_ID = "crime_id";
+ private static final String DIALOG_DATE = "DialogDate";
+
+ private static final int REQUEST_DATE = 0;
+
+ private Crime mCrime;
+ private EditText titleField;
+ private Button btnDate;
+ private CheckBox solvedCheckBox;
+
+
+// method that accepts a UUID, creates an arguments bundle,
+// creates a fragment instance, and then attaches the arguments to the fragment
+ public static CrimeFragment newInstance(UUID crimeID){
+ Bundle args = new Bundle();
+ args.putSerializable(ARG_CRIME_ID, crimeID);
+
+ CrimeFragment fragment = new CrimeFragment();
+ fragment.setArguments(args);
+ return fragment;
+ }
+
+ @Override
+ public void onCreate(@Nullable Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ UUID crimeID = (UUID) getArguments().getSerializable(ARG_CRIME_ID);
+ mCrime = CrimeLab.get(getActivity()).getCrime(crimeID);
+ }
+
+
+ @Override
+ public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+ View view = inflater.inflate(R.layout.fragment_crime, container, false);
+
+ titleField = view.findViewById(R.id.crime_title);
+ titleField.setText(mCrime.getTitle());
+ titleField.addTextChangedListener(new TextWatcher() {
+ @Override
+ public void beforeTextChanged(CharSequence s, int start, int count, int after) {
+
+ }
+
+ @Override
+ public void onTextChanged(CharSequence s, int start, int before, int count) {
+ mCrime.setTitle(s.toString());
+ }
+
+ @Override
+ public void afterTextChanged(Editable s) {
+
+ }
+ });
+
+ btnDate = view.findViewById(R.id.crime_date);
+ updateDate();
+ btnDate.setOnClickListener(new View.OnClickListener(){
+ @Override
+ public void onClick(View v) {
+ FragmentManager fragmentManager = getFragmentManager();
+ DatePickerFragment dialog = DatePickerFragment.newInstance(mCrime.getDate());
+ dialog.setTargetFragment(CrimeFragment.this, REQUEST_DATE);
+ dialog.show(fragmentManager,DIALOG_DATE);
+ }
+ });
+
+ solvedCheckBox = view.findViewById(R.id.crime_solved);
+ solvedCheckBox.setChecked(mCrime.isSolved());
+ solvedCheckBox.setOnCheckedChangeListener(new OnCheckedChangeListener() {
+ @Override
+ public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
+ mCrime.setSolved(isChecked);
+ }
+ });
+
+ return view;
+ }
+
+ private void updateDate() {
+ btnDate.setText(mCrime.getDate().toString());
+ }
+
+ @Override
+ public void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
+ if (resultCode != Activity.RESULT_OK){
+ return;
+ }
+
+ if (requestCode == REQUEST_DATE){
+ Date date = (Date) data
+ .getSerializableExtra(DatePickerFragment.EXTRA_DATE);
+ mCrime.setDate(date);
+ updateDate();
+ }
+ }
+}
diff --git a/CrimeLab.java b/CrimeLab.java
new file mode 100644
index 0000000..9493bfe
--- /dev/null
+++ b/CrimeLab.java
@@ -0,0 +1,44 @@
+package ru.orlovph.criminalintent2020;
+
+import android.content.Context;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.UUID;
+
+// Singleton class - a class that allows only one
+// instance of itself to be created
+public class CrimeLab {
+ private static CrimeLab sCrimeLab;
+
+ private List mCrimes;
+
+ public static CrimeLab get(Context context) {
+ if (sCrimeLab == null) {
+ sCrimeLab = new CrimeLab(context);
+ }
+ return sCrimeLab;
+ }
+
+ private CrimeLab(Context context) {
+ mCrimes = new ArrayList<>();
+ }
+
+ public void addCrime(Crime crime){
+ mCrimes.add(crime);
+ }
+
+ public List getCrimes(){
+ return mCrimes;
+ }
+
+ public Crime getCrime(UUID id){
+ for(Crime crime: mCrimes){
+ if (crime.getId().equals(id)){
+ return crime;
+ }
+ }
+ return null;
+ }
+
+}
diff --git a/CrimeListActivity.java b/CrimeListActivity.java
new file mode 100644
index 0000000..a7d02b8
--- /dev/null
+++ b/CrimeListActivity.java
@@ -0,0 +1,10 @@
+package ru.orlovph.criminalintent2020;
+
+import androidx.fragment.app.Fragment;
+
+public class CrimeListActivity extends SingleFragmentActivity {
+ @Override
+ protected Fragment createFragment() {
+ return new CrimeListFragment();
+ }
+}
diff --git a/CrimeListFragment.java b/CrimeListFragment.java
new file mode 100644
index 0000000..599e4ff
--- /dev/null
+++ b/CrimeListFragment.java
@@ -0,0 +1,187 @@
+package ru.orlovph.criminalintent2020;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.fragment.app.Fragment;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
+import java.util.List;
+
+public class CrimeListFragment extends Fragment {
+ private static final String SAVED_SUBTITLE_VISIBLE = "subtitle";
+ private RecyclerView crimeRecyclerView;
+ private CrimeAdapter crimeAdapter;
+ private boolean mSubtitleVisible;
+
+ @Override
+ public void onCreate(@Nullable Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setHasOptionsMenu(true);
+ }
+
+ @Nullable
+ @Override
+ public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container
+ , @Nullable Bundle savedInstanceState) {
+ View view = inflater.inflate(R.layout.fragment_crime_list, container, false);
+
+ crimeRecyclerView = view.findViewById(R.id.crime_recycler_view);
+ crimeRecyclerView.setLayoutManager(new LinearLayoutManager(getActivity()));
+
+ if (savedInstanceState !=null){
+ mSubtitleVisible = savedInstanceState.getBoolean(SAVED_SUBTITLE_VISIBLE);
+ }
+
+ updateUI();
+ return view;
+ }
+
+ @Override
+ public void onResume() {
+ super.onResume();
+ updateUI();
+ }
+
+ @Override
+ public void onSaveInstanceState(@NonNull Bundle outState) {
+ super.onSaveInstanceState(outState);
+ outState.putBoolean(SAVED_SUBTITLE_VISIBLE, mSubtitleVisible);
+ }
+
+ @Override
+ public void onCreateOptionsMenu(@NonNull Menu menu, @NonNull MenuInflater inflater) {
+ super.onCreateOptionsMenu(menu, inflater);
+ inflater.inflate(R.menu.fragment_crime_list, menu);
+
+ MenuItem subtitleItem = menu.findItem(R.id.show_subtitle);
+ if (mSubtitleVisible){
+ subtitleItem.setTitle(R.string.hide_subtitle);
+ }else{
+ subtitleItem.setTitle(R.string.show_subtitle);
+ }
+ }
+
+ @Override
+ public boolean onOptionsItemSelected(@NonNull MenuItem item) {
+ switch (item.getItemId()) {
+ case R.id.new_crime:
+ Crime crime = new Crime();
+ CrimeLab.get(getActivity()).addCrime(crime);
+ Intent intent = CrimePagerActivity
+ .newIntent(getActivity(), crime.getId());
+ startActivity(intent);
+ return true;
+ case R.id.show_subtitle:
+ mSubtitleVisible = !mSubtitleVisible;
+ getActivity().invalidateOptionsMenu();
+ updateSubtitle();
+ return true;
+ default:
+ return super.onOptionsItemSelected(item);
+ }
+ }
+
+ private void updateSubtitle() {
+ CrimeLab crimeLab = CrimeLab.get(getActivity());
+ int crimeCount = crimeLab.getCrimes().size();
+ String subtitle = getString(R.string.subtitle_format, crimeCount);
+
+ if (!mSubtitleVisible){
+ subtitle=null;
+ }
+
+ AppCompatActivity activity = (AppCompatActivity) getActivity();
+ activity.getSupportActionBar().setSubtitle(subtitle);
+ }
+
+ private void updateUI() {
+ CrimeLab crimeLab = CrimeLab.get(getActivity());
+ List crimes = crimeLab.getCrimes();
+
+ if (crimeAdapter == null) {
+ crimeAdapter = new CrimeAdapter(crimes);
+ crimeRecyclerView.setAdapter(crimeAdapter);
+ } else {
+ crimeAdapter.notifyDataSetChanged();
+ }
+
+ updateSubtitle();
+ }
+
+ // CRIME HOLDER
+ private class CrimeHolder extends RecyclerView.ViewHolder
+ implements View.OnClickListener {
+
+ private TextView titleTextView;
+ private TextView dateTextView;
+ private ImageView solvedImage;
+
+ private Crime mCrime;
+
+ public CrimeHolder(LayoutInflater inflater, ViewGroup parent) {
+ super(inflater.inflate(R.layout.list_item_crime, parent, false));
+ itemView.setOnClickListener(this);
+
+ titleTextView = itemView.findViewById(R.id.crime_title);
+ dateTextView = itemView.findViewById(R.id.crime_date);
+ solvedImage = itemView.findViewById(R.id.crime_solved);
+ }
+
+ public void bind(Crime bCrime) {
+
+ mCrime = bCrime;
+ titleTextView.setText(mCrime.getTitle());
+ dateTextView.setText(mCrime.getDate().toString());
+ solvedImage.setVisibility(bCrime.isSolved() ? View.VISIBLE : View.GONE);
+ }
+
+ @Override
+ public void onClick(View v) {
+ Intent intent = CrimePagerActivity.newIntent(getActivity(), mCrime.getId());
+ startActivity(intent);
+ }
+ }
+
+ // CRIME ADAPTER
+ private class CrimeAdapter extends RecyclerView.Adapter {
+ private List mCrimes;
+
+ public CrimeAdapter(List crimes) {
+ mCrimes = crimes;
+ }
+
+ @NonNull
+ @Override
+ public CrimeHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+ LayoutInflater layoutInflater = LayoutInflater.from(getActivity());
+ return new CrimeHolder(layoutInflater, parent);
+ }
+
+ @Override
+ public void onBindViewHolder(@NonNull CrimeHolder holder, int position) {
+ Crime crime = mCrimes.get(position);
+ holder.bind(crime);
+ }
+
+ @Override
+ public int getItemCount() {
+ return mCrimes.size();
+ }
+ }
+}
diff --git a/CrimePagerActivity.java b/CrimePagerActivity.java
new file mode 100644
index 0000000..9ebb5db
--- /dev/null
+++ b/CrimePagerActivity.java
@@ -0,0 +1,69 @@
+package ru.orlovph.criminalintent2020;
+
+import android.content.Context;
+import android.content.Intent;
+import android.os.Bundle;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.fragment.app.Fragment;
+import androidx.fragment.app.FragmentManager;
+import androidx.fragment.app.FragmentStatePagerAdapter;
+import androidx.recyclerview.widget.RecyclerView;
+import androidx.viewpager2.adapter.FragmentStateAdapter;
+import androidx.viewpager2.widget.ViewPager2;
+
+import java.util.List;
+import java.util.UUID;
+
+public class CrimePagerActivity extends AppCompatActivity {
+
+ private static final String EXTRA_CRIME_ID =
+ "ru.orlovph.criminalintent2020.crime_id";
+
+ private ViewPager2 mViewPager;
+ private List mCrimes;
+
+ public static Intent newIntent(Context packageContext, UUID crimeID){
+ Intent intent = new Intent(packageContext, CrimePagerActivity.class);
+ intent.putExtra(EXTRA_CRIME_ID, crimeID);
+ return intent;
+ }
+
+ @Override
+ protected void onCreate(@Nullable Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setContentView(R.layout.fragment_crime_pager);
+
+ UUID crimeID = (UUID) getIntent().getSerializableExtra(EXTRA_CRIME_ID);
+
+ mViewPager = findViewById(R.id.crime_view_pager);
+
+// get data set from CrimeLab – the List of crimes
+ mCrimes = CrimeLab.get(this).getCrimes();
+// get the activity’s instance of FragmentManager
+ FragmentManager fragmentManager = getSupportFragmentManager();
+// set the adapter to be an unnamed instance of FragmentStateAdapter
+ mViewPager.setAdapter(new FragmentStateAdapter(fragmentManager,getLifecycle()) {
+ @NonNull
+ @Override
+ public Fragment createFragment(int position) {
+ Crime crime = mCrimes.get(position);
+ return CrimeFragment.newInstance(crime.getId());
+ }
+
+ @Override
+ public int getItemCount() {
+ return mCrimes.size();
+ }
+ });
+
+ for (int i = 0; i < mCrimes.size(); i++) {
+ if (mCrimes.get(i).getId().equals(crimeID)){
+ mViewPager.setCurrentItem(i);
+ break;
+ }
+ }
+ }
+}
diff --git a/DatePickerFragment.java b/DatePickerFragment.java
new file mode 100644
index 0000000..f1151ba
--- /dev/null
+++ b/DatePickerFragment.java
@@ -0,0 +1,81 @@
+package ru.orlovph.criminalintent2020;
+
+import android.app.Activity;
+import android.app.Dialog;
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.DatePicker;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.appcompat.app.AlertDialog;
+import androidx.fragment.app.DialogFragment;
+
+import java.util.Calendar;
+import java.util.Date;
+import java.util.GregorianCalendar;
+
+public class DatePickerFragment extends DialogFragment {
+ private static final String ARG_DATE = "date";
+ public static final String EXTRA_DATE = "ru.orlovph.criminalintent2020.date";
+
+ private DatePicker mDatePicker;
+
+ public static DatePickerFragment newInstance(Date date){
+ Bundle args = new Bundle();
+ args.putSerializable(ARG_DATE,date);
+
+ DatePickerFragment fragment = new DatePickerFragment();
+ fragment.setArguments(args);
+ return fragment;
+ }
+
+ @NonNull
+ @Override
+ public Dialog onCreateDialog(@Nullable Bundle savedInstanceState) {
+ Date date = (Date) getArguments().getSerializable(ARG_DATE);
+
+ Calendar calendar = Calendar.getInstance();
+ calendar.setTime(date);
+ int year = calendar.get(Calendar.YEAR);
+ int month = calendar.get(Calendar.MONTH);
+ int day = calendar.get(Calendar.DAY_OF_MONTH);
+
+ View view = LayoutInflater.from(getActivity())
+ .inflate(R.layout.dialog_date,null);
+
+ mDatePicker = view.findViewById(R.id.dialog_date_picker);
+ mDatePicker.init(year,month,day,null);
+
+ return new AlertDialog.Builder(getActivity())
+ .setView(view)
+ .setTitle(R.string.date_picker_title)
+ .setPositiveButton(android.R.string.ok,
+ new DialogInterface.OnClickListener() {
+ @Override
+ public void onClick(DialogInterface dialog, int which) {
+ int year = mDatePicker.getYear();
+ int month = mDatePicker.getMonth();
+ int day = mDatePicker.getDayOfMonth();
+ Date date = new GregorianCalendar(year,month,day).getTime();
+ sendResult(Activity.RESULT_OK,date);
+ }
+ })
+ .create();
+ }
+
+ private void sendResult(int resultCode, Date date){
+ if (getTargetFragment() == null){
+ return;
+ }
+
+ Intent intent = new Intent();
+ intent.putExtra(EXTRA_DATE, date);
+
+ getTargetFragment()
+ .onActivityResult(getTargetRequestCode(),resultCode,intent);
+ }
+}
diff --git a/SingleFragmentActivity.java b/SingleFragmentActivity.java
new file mode 100644
index 0000000..3ea757a
--- /dev/null
+++ b/SingleFragmentActivity.java
@@ -0,0 +1,29 @@
+package ru.orlovph.criminalintent2020;
+
+import android.os.Bundle;
+
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.fragment.app.Fragment;
+import androidx.fragment.app.FragmentManager;
+
+public abstract class SingleFragmentActivity extends AppCompatActivity {
+
+ // abstract method used to instantiate the fragment
+ protected abstract Fragment createFragment();
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setContentView(R.layout.activity_fragment);
+
+ FragmentManager fragmentManager = getSupportFragmentManager();
+ Fragment fragment = fragmentManager.findFragmentById(R.id.fragment_container);
+
+ if (fragment == null){
+ fragment = createFragment();
+ fragmentManager.beginTransaction()
+ .add(R.id.fragment_container, fragment)
+ .commit();
+ }
+ }
+}
diff --git a/app/.gitignore b/app/.gitignore
new file mode 100644
index 0000000..796b96d
--- /dev/null
+++ b/app/.gitignore
@@ -0,0 +1 @@
+/build
diff --git a/app/build.gradle b/app/build.gradle
new file mode 100644
index 0000000..7452f6d
--- /dev/null
+++ b/app/build.gradle
@@ -0,0 +1,36 @@
+apply plugin: 'com.android.application'
+
+android {
+ compileSdkVersion 29
+ buildToolsVersion "29.0.2"
+
+ defaultConfig {
+ applicationId "ru.orlovph.criminalintent2020"
+ minSdkVersion 21
+ targetSdkVersion 29
+ versionCode 1
+ versionName "1.0"
+
+ testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+ }
+
+ buildTypes {
+ release {
+ minifyEnabled false
+ proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+ }
+ }
+
+}
+
+dependencies {
+ implementation fileTree(dir: 'libs', include: ['*.jar'])
+
+ implementation 'androidx.appcompat:appcompat:1.1.0'
+ implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
+ implementation "androidx.recyclerview:recyclerview:1.1.0"
+ implementation "androidx.viewpager2:viewpager2:1.0.0"
+ testImplementation 'junit:junit:4.12'
+ androidTestImplementation 'androidx.test.ext:junit:1.1.1'
+ androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
+}
diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
new file mode 100644
index 0000000..f1b4245
--- /dev/null
+++ b/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
diff --git a/app/src/androidTest/java/ru/orlovph/criminalintent2020/ExampleInstrumentedTest.java b/app/src/androidTest/java/ru/orlovph/criminalintent2020/ExampleInstrumentedTest.java
new file mode 100644
index 0000000..8de96b0
--- /dev/null
+++ b/app/src/androidTest/java/ru/orlovph/criminalintent2020/ExampleInstrumentedTest.java
@@ -0,0 +1,27 @@
+package ru.orlovph.criminalintent2020;
+
+import android.content.Context;
+
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.ext.junit.runners.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 Testing documentation
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+ @Test
+ public void useAppContext() {
+ // Context of the app under test.
+ Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
+
+ assertEquals("ru.orlovph.criminalintent2020", appContext.getPackageName());
+ }
+}
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..d0c3a37
--- /dev/null
+++ b/app/src/main/AndroidManifest.xml
@@ -0,0 +1,22 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/app/src/main/java/ru/orlovph/criminalintent2020/Crime.java b/app/src/main/java/ru/orlovph/criminalintent2020/Crime.java
new file mode 100644
index 0000000..04924e5
--- /dev/null
+++ b/app/src/main/java/ru/orlovph/criminalintent2020/Crime.java
@@ -0,0 +1,48 @@
+package ru.orlovph.criminalintent2020;
+
+import java.util.Date;
+import java.util.UUID;
+
+public class Crime {
+ private UUID mID;
+ private String title;
+ private Date date;
+ private boolean solved;
+
+ public Crime() {
+ this(UUID.randomUUID());
+ }
+
+ public Crime(UUID id){
+ mID = id;
+ date = new Date();
+ }
+
+ public UUID getmID() {
+ return mID;
+ }
+
+ public String getTitle() {
+ return title;
+ }
+
+ public void setTitle(String title) {
+ this.title = title;
+ }
+
+ public Date getDate() {
+ return date;
+ }
+
+ public void setDate(Date date) {
+ this.date = date;
+ }
+
+ public boolean isSolved() {
+ return solved;
+ }
+
+ public void setSolved(boolean solved) {
+ this.solved = solved;
+ }
+}
diff --git a/app/src/main/java/ru/orlovph/criminalintent2020/CrimeActivity.java b/app/src/main/java/ru/orlovph/criminalintent2020/CrimeActivity.java
new file mode 100644
index 0000000..5aa51da
--- /dev/null
+++ b/app/src/main/java/ru/orlovph/criminalintent2020/CrimeActivity.java
@@ -0,0 +1,26 @@
+package ru.orlovph.criminalintent2020;
+
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.fragment.app.Fragment;
+import androidx.fragment.app.FragmentManager;
+
+import android.os.Bundle;
+
+public class CrimeActivity extends AppCompatActivity {
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setContentView(R.layout.activity_crime);
+
+ FragmentManager fragmentManager = getSupportFragmentManager();
+ Fragment fragment = fragmentManager.findFragmentById(R.id.fragment_container);
+
+ if (fragment == null){
+ fragment = new CrimeFragment();
+ fragmentManager.beginTransaction()
+ .add(R.id.fragment_container, fragment)
+ .commit();
+ }
+ }
+}
diff --git a/app/src/main/java/ru/orlovph/criminalintent2020/CrimeFragment.java b/app/src/main/java/ru/orlovph/criminalintent2020/CrimeFragment.java
new file mode 100644
index 0000000..0113d9c
--- /dev/null
+++ b/app/src/main/java/ru/orlovph/criminalintent2020/CrimeFragment.java
@@ -0,0 +1,128 @@
+package ru.orlovph.criminalintent2020;
+
+
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Bundle;
+import android.text.Editable;
+import android.text.TextWatcher;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Button;
+import android.widget.CheckBox;
+import android.widget.CompoundButton;
+import android.widget.EditText;
+import androidx.annotation.Nullable;
+import androidx.fragment.app.Fragment;
+import androidx.fragment.app.FragmentManager;
+
+import java.util.Date;
+import java.util.UUID;
+
+import static android.widget.CompoundButton.*;
+
+public class CrimeFragment extends Fragment {
+
+ private static final String ARG_CRIME_ID = "crime_id";
+ private static final String DIALOG_DATE = "DialogDate";
+
+ private static final int REQUEST_DATE = 0;
+
+ private Crime mCrime;
+ private EditText titleField;
+ private Button btnDate;
+ private CheckBox solvedCheckBox;
+
+
+// method that accepts a UUID, creates an arguments bundle,
+// creates a fragment instance, and then attaches the arguments to the fragment
+ public static CrimeFragment newInstance(UUID crimeID){
+ Bundle args = new Bundle();
+ args.putSerializable(ARG_CRIME_ID, crimeID);
+
+ CrimeFragment fragment = new CrimeFragment();
+ fragment.setArguments(args);
+ return fragment;
+ }
+
+ @Override
+ public void onCreate(@Nullable Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ UUID crimeID = (UUID) getArguments().getSerializable(ARG_CRIME_ID);
+ mCrime = CrimeLab.get(getActivity()).getCrime(crimeID);
+ }
+
+ @Override
+ public void onPause() {
+ super.onPause();
+
+ CrimeLab.get(getActivity())
+ .updateCrime(mCrime);
+ }
+
+ @Override
+ public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+ View view = inflater.inflate(R.layout.fragment_crime, container, false);
+
+ titleField = view.findViewById(R.id.crime_title);
+ titleField.setText(mCrime.getTitle());
+ titleField.addTextChangedListener(new TextWatcher() {
+ @Override
+ public void beforeTextChanged(CharSequence s, int start, int count, int after) {
+
+ }
+
+ @Override
+ public void onTextChanged(CharSequence s, int start, int before, int count) {
+ mCrime.setTitle(s.toString());
+ }
+
+ @Override
+ public void afterTextChanged(Editable s) {
+
+ }
+ });
+
+ btnDate = view.findViewById(R.id.crime_date);
+ updateDate();
+ btnDate.setOnClickListener(new View.OnClickListener(){
+ @Override
+ public void onClick(View v) {
+ FragmentManager fragmentManager = getFragmentManager();
+ DatePickerFragment dialog = DatePickerFragment.newInstance(mCrime.getDate());
+ dialog.setTargetFragment(CrimeFragment.this, REQUEST_DATE);
+ dialog.show(fragmentManager,DIALOG_DATE);
+ }
+ });
+
+ solvedCheckBox = view.findViewById(R.id.crime_solved);
+ solvedCheckBox.setChecked(mCrime.isSolved());
+ solvedCheckBox.setOnCheckedChangeListener(new OnCheckedChangeListener() {
+ @Override
+ public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
+ mCrime.setSolved(isChecked);
+ }
+ });
+
+ return view;
+ }
+
+ private void updateDate() {
+ btnDate.setText(mCrime.getDate().toString());
+ }
+
+ @Override
+ public void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
+ if (resultCode != Activity.RESULT_OK){
+ return;
+ }
+
+ if (requestCode == REQUEST_DATE){
+ Date date = (Date) data
+ .getSerializableExtra(DatePickerFragment.EXTRA_DATE);
+ mCrime.setDate(date);
+ updateDate();
+ }
+ }
+}
diff --git a/app/src/main/java/ru/orlovph/criminalintent2020/CrimeLab.java b/app/src/main/java/ru/orlovph/criminalintent2020/CrimeLab.java
new file mode 100644
index 0000000..84798b5
--- /dev/null
+++ b/app/src/main/java/ru/orlovph/criminalintent2020/CrimeLab.java
@@ -0,0 +1,111 @@
+package ru.orlovph.criminalintent2020;
+
+import android.content.ContentValues;
+import android.content.Context;
+import android.database.Cursor;
+import android.database.sqlite.SQLiteDatabase;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.UUID;
+
+import ru.orlovph.criminalintent2020.database.CrimeBaseHelper;
+import ru.orlovph.criminalintent2020.database.CrimeCursorWrapper;
+import ru.orlovph.criminalintent2020.database.CrimeDbSchema.CrimeTable;
+
+// Singleton class - a class that allows only one
+// instance of itself to be created
+public class CrimeLab {
+ private static CrimeLab sCrimeLab;
+
+ private Context mContext;
+ private SQLiteDatabase mDatabase;
+
+ public static CrimeLab get(Context context) {
+ if (sCrimeLab == null) {
+ sCrimeLab = new CrimeLab(context);
+ }
+ return sCrimeLab;
+ }
+
+ private CrimeLab(Context context) {
+ mContext = context.getApplicationContext();
+ mDatabase = new CrimeBaseHelper(mContext)
+ .getWritableDatabase();
+
+ }
+
+ public void addCrime(Crime crime) {
+ ContentValues values = getContentValues(crime);
+
+ mDatabase.insert(CrimeTable.NAME, null, values);
+ }
+
+ public List getCrimes() {
+ ArrayList crimes = new ArrayList<>();
+
+ CrimeCursorWrapper cursor = queryCrimes(null,null);
+
+ try {
+ cursor.moveToFirst();
+ while(!cursor.isAfterLast()){
+ crimes.add(cursor.getCrime());
+ cursor.moveToNext();
+ }
+ }finally {
+ cursor.close();
+ }
+ return crimes;
+ }
+
+ public Crime getCrime(UUID id) {
+ CrimeCursorWrapper cursor = queryCrimes(
+ CrimeTable.Cols.UUID + " = ?",
+ new String[]{id.toString()}
+ );
+ try{
+ if (cursor.getCount() == 0){
+ return null;
+ }
+
+ cursor.moveToFirst();
+ return cursor.getCrime();
+ }finally{
+ cursor.close();
+ }
+ }
+
+ public void updateCrime(Crime crime) {
+ String uuidString = crime.getmID().toString();
+ ContentValues values = getContentValues(crime);
+
+ mDatabase.update(CrimeTable.NAME, values,
+ CrimeTable.Cols.UUID + " = ?",
+ new String[]{uuidString});
+ }
+
+ private CrimeCursorWrapper queryCrimes(String whereClause, String[] whereArgs){
+ Cursor cursor = mDatabase.query(
+ CrimeTable.NAME,
+ null, // columns - null selects all columns
+ whereClause,
+ whereArgs,
+ null, // groupBy
+ null, // having
+ null // orderBy
+ );
+
+ return new CrimeCursorWrapper(cursor);
+ }
+
+ private static ContentValues getContentValues(Crime crime) {
+ ContentValues values = new ContentValues();
+ values.put(CrimeTable.Cols.UUID, crime.getmID().toString());
+ values.put(CrimeTable.Cols.TITLE, crime.getTitle());
+ values.put(CrimeTable.Cols.DATE, crime.getDate().getTime());
+ values.put(CrimeTable.Cols.SOLVED, crime.isSolved() ? 1 : 0);
+
+ return values;
+ }
+
+}
diff --git a/app/src/main/java/ru/orlovph/criminalintent2020/CrimeListActivity.java b/app/src/main/java/ru/orlovph/criminalintent2020/CrimeListActivity.java
new file mode 100644
index 0000000..a7d02b8
--- /dev/null
+++ b/app/src/main/java/ru/orlovph/criminalintent2020/CrimeListActivity.java
@@ -0,0 +1,10 @@
+package ru.orlovph.criminalintent2020;
+
+import androidx.fragment.app.Fragment;
+
+public class CrimeListActivity extends SingleFragmentActivity {
+ @Override
+ protected Fragment createFragment() {
+ return new CrimeListFragment();
+ }
+}
diff --git a/app/src/main/java/ru/orlovph/criminalintent2020/CrimeListFragment.java b/app/src/main/java/ru/orlovph/criminalintent2020/CrimeListFragment.java
new file mode 100644
index 0000000..58fde69
--- /dev/null
+++ b/app/src/main/java/ru/orlovph/criminalintent2020/CrimeListFragment.java
@@ -0,0 +1,189 @@
+package ru.orlovph.criminalintent2020;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.fragment.app.Fragment;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
+import java.util.List;
+
+public class CrimeListFragment extends Fragment {
+ private static final String SAVED_SUBTITLE_VISIBLE = "subtitle";
+ private RecyclerView crimeRecyclerView;
+ private CrimeAdapter crimeAdapter;
+ private boolean mSubtitleVisible;
+
+ @Override
+ public void onCreate(@Nullable Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setHasOptionsMenu(true);
+ }
+
+ @Nullable
+ @Override
+ public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container
+ , @Nullable Bundle savedInstanceState) {
+ View view = inflater.inflate(R.layout.fragment_crime_list, container, false);
+
+ crimeRecyclerView = view.findViewById(R.id.crime_recycler_view);
+ crimeRecyclerView.setLayoutManager(new LinearLayoutManager(getActivity()));
+
+ if (savedInstanceState !=null){
+ mSubtitleVisible = savedInstanceState.getBoolean(SAVED_SUBTITLE_VISIBLE);
+ }
+
+ updateUI();
+ return view;
+ }
+
+ @Override
+ public void onResume() {
+ super.onResume();
+ updateUI();
+ }
+
+ @Override
+ public void onSaveInstanceState(@NonNull Bundle outState) {
+ super.onSaveInstanceState(outState);
+ outState.putBoolean(SAVED_SUBTITLE_VISIBLE, mSubtitleVisible);
+ }
+
+ @Override
+ public void onCreateOptionsMenu(@NonNull Menu menu, @NonNull MenuInflater inflater) {
+ super.onCreateOptionsMenu(menu, inflater);
+ inflater.inflate(R.menu.fragment_crime_list, menu);
+
+ MenuItem subtitleItem = menu.findItem(R.id.show_subtitle);
+ if (mSubtitleVisible){
+ subtitleItem.setTitle(R.string.hide_subtitle);
+ }else{
+ subtitleItem.setTitle(R.string.show_subtitle);
+ }
+ }
+
+ @Override
+ public boolean onOptionsItemSelected(@NonNull MenuItem item) {
+ switch (item.getItemId()) {
+ case R.id.new_crime:
+ Crime crime = new Crime();
+ CrimeLab.get(getActivity()).addCrime(crime);
+ Intent intent = CrimePagerActivity
+ .newIntent(getActivity(), crime.getmID());
+ startActivity(intent);
+ return true;
+ case R.id.show_subtitle:
+ mSubtitleVisible = !mSubtitleVisible;
+ getActivity().invalidateOptionsMenu();
+ updateSubtitle();
+ return true;
+ default:
+ return super.onOptionsItemSelected(item);
+ }
+ }
+
+ private void updateSubtitle() {
+ CrimeLab crimeLab = CrimeLab.get(getActivity());
+ int crimeCount = crimeLab.getCrimes().size();
+ String subtitle = getString(R.string.subtitle_format, crimeCount);
+
+ if (!mSubtitleVisible){
+ subtitle=null;
+ }
+
+ AppCompatActivity activity = (AppCompatActivity) getActivity();
+ activity.getSupportActionBar().setSubtitle(subtitle);
+ }
+
+ private void updateUI() {
+ CrimeLab crimeLab = CrimeLab.get(getActivity());
+ List crimes = crimeLab.getCrimes();
+
+ if (crimeAdapter == null) {
+ crimeAdapter = new CrimeAdapter(crimes);
+ crimeRecyclerView.setAdapter(crimeAdapter);
+ } else {
+ crimeAdapter.setCrimes(crimes);
+ crimeAdapter.notifyDataSetChanged();
+ }
+
+ updateSubtitle();
+ }
+
+ // CRIME HOLDER
+ private class CrimeHolder extends RecyclerView.ViewHolder
+ implements View.OnClickListener {
+
+ private TextView titleTextView;
+ private TextView dateTextView;
+ private ImageView solvedImage;
+
+ private Crime mCrime;
+
+ public CrimeHolder(LayoutInflater inflater, ViewGroup parent) {
+ super(inflater.inflate(R.layout.list_item_crime, parent, false));
+ itemView.setOnClickListener(this);
+
+ titleTextView = itemView.findViewById(R.id.crime_title);
+ dateTextView = itemView.findViewById(R.id.crime_date);
+ solvedImage = itemView.findViewById(R.id.crime_solved);
+ }
+
+ public void bind(Crime bCrime) {
+
+ mCrime = bCrime;
+ titleTextView.setText(mCrime.getTitle());
+ dateTextView.setText(mCrime.getDate().toString());
+ solvedImage.setVisibility(bCrime.isSolved() ? View.VISIBLE : View.GONE);
+ }
+
+ @Override
+ public void onClick(View v) {
+ Intent intent = CrimePagerActivity.newIntent(getActivity(), mCrime.getmID());
+ startActivity(intent);
+ }
+ }
+
+ // CRIME ADAPTER
+ private class CrimeAdapter extends RecyclerView.Adapter {
+ private List mCrimes;
+
+ public CrimeAdapter(List crimes) {
+ mCrimes = crimes;
+ }
+
+ @NonNull
+ @Override
+ public CrimeHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+ LayoutInflater layoutInflater = LayoutInflater.from(getActivity());
+ return new CrimeHolder(layoutInflater, parent);
+ }
+
+ @Override
+ public void onBindViewHolder(@NonNull CrimeHolder holder, int position) {
+ Crime crime = mCrimes.get(position);
+ holder.bind(crime);
+ }
+
+ @Override
+ public int getItemCount() {
+ return mCrimes.size();
+ }
+
+ public void setCrimes(List crimes){
+ mCrimes = crimes;
+ }
+ }
+}
diff --git a/app/src/main/java/ru/orlovph/criminalintent2020/CrimePagerActivity.java b/app/src/main/java/ru/orlovph/criminalintent2020/CrimePagerActivity.java
new file mode 100644
index 0000000..3bb6410
--- /dev/null
+++ b/app/src/main/java/ru/orlovph/criminalintent2020/CrimePagerActivity.java
@@ -0,0 +1,67 @@
+package ru.orlovph.criminalintent2020;
+
+import android.content.Context;
+import android.content.Intent;
+import android.os.Bundle;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.fragment.app.Fragment;
+import androidx.fragment.app.FragmentManager;
+import androidx.viewpager2.adapter.FragmentStateAdapter;
+import androidx.viewpager2.widget.ViewPager2;
+
+import java.util.List;
+import java.util.UUID;
+
+public class CrimePagerActivity extends AppCompatActivity {
+
+ private static final String EXTRA_CRIME_ID =
+ "ru.orlovph.criminalintent2020.crime_id";
+
+ private ViewPager2 mViewPager;
+ private List mCrimes;
+
+ public static Intent newIntent(Context packageContext, UUID crimeID){
+ Intent intent = new Intent(packageContext, CrimePagerActivity.class);
+ intent.putExtra(EXTRA_CRIME_ID, crimeID);
+ return intent;
+ }
+
+ @Override
+ protected void onCreate(@Nullable Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setContentView(R.layout.fragment_crime_pager);
+
+ UUID crimeID = (UUID) getIntent().getSerializableExtra(EXTRA_CRIME_ID);
+
+ mViewPager = findViewById(R.id.crime_view_pager);
+
+// get data set from CrimeLab – the List of crimes
+ mCrimes = CrimeLab.get(this).getCrimes();
+// get the activity’s instance of FragmentManager
+ FragmentManager fragmentManager = getSupportFragmentManager();
+// set the adapter to be an unnamed instance of FragmentStateAdapter
+ mViewPager.setAdapter(new FragmentStateAdapter(fragmentManager,getLifecycle()) {
+ @NonNull
+ @Override
+ public Fragment createFragment(int position) {
+ Crime crime = mCrimes.get(position);
+ return CrimeFragment.newInstance(crime.getmID());
+ }
+
+ @Override
+ public int getItemCount() {
+ return mCrimes.size();
+ }
+ });
+
+ for (int i = 0; i < mCrimes.size(); i++) {
+ if (mCrimes.get(i).getmID().equals(crimeID)){
+ mViewPager.setCurrentItem(i);
+ break;
+ }
+ }
+ }
+}
diff --git a/app/src/main/java/ru/orlovph/criminalintent2020/DatePickerFragment.java b/app/src/main/java/ru/orlovph/criminalintent2020/DatePickerFragment.java
new file mode 100644
index 0000000..f1151ba
--- /dev/null
+++ b/app/src/main/java/ru/orlovph/criminalintent2020/DatePickerFragment.java
@@ -0,0 +1,81 @@
+package ru.orlovph.criminalintent2020;
+
+import android.app.Activity;
+import android.app.Dialog;
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.DatePicker;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.appcompat.app.AlertDialog;
+import androidx.fragment.app.DialogFragment;
+
+import java.util.Calendar;
+import java.util.Date;
+import java.util.GregorianCalendar;
+
+public class DatePickerFragment extends DialogFragment {
+ private static final String ARG_DATE = "date";
+ public static final String EXTRA_DATE = "ru.orlovph.criminalintent2020.date";
+
+ private DatePicker mDatePicker;
+
+ public static DatePickerFragment newInstance(Date date){
+ Bundle args = new Bundle();
+ args.putSerializable(ARG_DATE,date);
+
+ DatePickerFragment fragment = new DatePickerFragment();
+ fragment.setArguments(args);
+ return fragment;
+ }
+
+ @NonNull
+ @Override
+ public Dialog onCreateDialog(@Nullable Bundle savedInstanceState) {
+ Date date = (Date) getArguments().getSerializable(ARG_DATE);
+
+ Calendar calendar = Calendar.getInstance();
+ calendar.setTime(date);
+ int year = calendar.get(Calendar.YEAR);
+ int month = calendar.get(Calendar.MONTH);
+ int day = calendar.get(Calendar.DAY_OF_MONTH);
+
+ View view = LayoutInflater.from(getActivity())
+ .inflate(R.layout.dialog_date,null);
+
+ mDatePicker = view.findViewById(R.id.dialog_date_picker);
+ mDatePicker.init(year,month,day,null);
+
+ return new AlertDialog.Builder(getActivity())
+ .setView(view)
+ .setTitle(R.string.date_picker_title)
+ .setPositiveButton(android.R.string.ok,
+ new DialogInterface.OnClickListener() {
+ @Override
+ public void onClick(DialogInterface dialog, int which) {
+ int year = mDatePicker.getYear();
+ int month = mDatePicker.getMonth();
+ int day = mDatePicker.getDayOfMonth();
+ Date date = new GregorianCalendar(year,month,day).getTime();
+ sendResult(Activity.RESULT_OK,date);
+ }
+ })
+ .create();
+ }
+
+ private void sendResult(int resultCode, Date date){
+ if (getTargetFragment() == null){
+ return;
+ }
+
+ Intent intent = new Intent();
+ intent.putExtra(EXTRA_DATE, date);
+
+ getTargetFragment()
+ .onActivityResult(getTargetRequestCode(),resultCode,intent);
+ }
+}
diff --git a/app/src/main/java/ru/orlovph/criminalintent2020/SingleFragmentActivity.java b/app/src/main/java/ru/orlovph/criminalintent2020/SingleFragmentActivity.java
new file mode 100644
index 0000000..3ea757a
--- /dev/null
+++ b/app/src/main/java/ru/orlovph/criminalintent2020/SingleFragmentActivity.java
@@ -0,0 +1,29 @@
+package ru.orlovph.criminalintent2020;
+
+import android.os.Bundle;
+
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.fragment.app.Fragment;
+import androidx.fragment.app.FragmentManager;
+
+public abstract class SingleFragmentActivity extends AppCompatActivity {
+
+ // abstract method used to instantiate the fragment
+ protected abstract Fragment createFragment();
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setContentView(R.layout.activity_fragment);
+
+ FragmentManager fragmentManager = getSupportFragmentManager();
+ Fragment fragment = fragmentManager.findFragmentById(R.id.fragment_container);
+
+ if (fragment == null){
+ fragment = createFragment();
+ fragmentManager.beginTransaction()
+ .add(R.id.fragment_container, fragment)
+ .commit();
+ }
+ }
+}
diff --git a/app/src/main/java/ru/orlovph/criminalintent2020/database/CrimeBaseHelper.java b/app/src/main/java/ru/orlovph/criminalintent2020/database/CrimeBaseHelper.java
new file mode 100644
index 0000000..0da6df8
--- /dev/null
+++ b/app/src/main/java/ru/orlovph/criminalintent2020/database/CrimeBaseHelper.java
@@ -0,0 +1,30 @@
+package ru.orlovph.criminalintent2020.database;
+
+import android.content.Context;
+import android.database.sqlite.SQLiteDatabase;
+import android.database.sqlite.SQLiteOpenHelper;
+
+import ru.orlovph.criminalintent2020.database.CrimeDbSchema.CrimeTable;
+
+public class CrimeBaseHelper extends SQLiteOpenHelper {
+ private static final int VERSION = 1;
+ private static final String DATABASE_NAME = "crimeBase.db";
+
+ public CrimeBaseHelper(Context context){
+ super(context, DATABASE_NAME, null, VERSION);
+ }
+ @Override
+ public void onCreate(SQLiteDatabase db) {
+ db.execSQL("create table "+ CrimeTable.NAME + "(" +
+ " _id integer primary key autoincrement, " +
+ CrimeTable.Cols.UUID + ", " +
+ CrimeTable.Cols.TITLE + ", " +
+ CrimeTable.Cols.DATE + ", " +
+ CrimeTable.Cols.SOLVED + ")");
+ }
+
+ @Override
+ public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
+
+ }
+}
diff --git a/app/src/main/java/ru/orlovph/criminalintent2020/database/CrimeCursorWrapper.java b/app/src/main/java/ru/orlovph/criminalintent2020/database/CrimeCursorWrapper.java
new file mode 100644
index 0000000..064f0ca
--- /dev/null
+++ b/app/src/main/java/ru/orlovph/criminalintent2020/database/CrimeCursorWrapper.java
@@ -0,0 +1,30 @@
+package ru.orlovph.criminalintent2020.database;
+
+import android.database.Cursor;
+import android.database.CursorWrapper;
+
+import java.util.Date;
+import java.util.UUID;
+
+import ru.orlovph.criminalintent2020.Crime;
+import ru.orlovph.criminalintent2020.database.CrimeDbSchema.CrimeTable;
+
+public class CrimeCursorWrapper extends CursorWrapper {
+ public CrimeCursorWrapper(Cursor cursor) {
+ super(cursor);
+ }
+
+ public Crime getCrime(){
+ String uuidString = getString(getColumnIndex(CrimeTable.Cols.UUID));
+ String title = getString(getColumnIndex(CrimeTable.Cols.TITLE));
+ long date = getLong(getColumnIndex(CrimeTable.Cols.DATE));
+ int isSolved = getInt(getColumnIndex(CrimeTable.Cols.SOLVED));
+
+ Crime crime = new Crime(UUID.fromString(uuidString));
+ crime.setTitle(title);
+ crime.setDate(new Date(date));
+ crime.setSolved(isSolved != 0);
+
+ return crime;
+ }
+}
diff --git a/app/src/main/java/ru/orlovph/criminalintent2020/database/CrimeDbSchema.java b/app/src/main/java/ru/orlovph/criminalintent2020/database/CrimeDbSchema.java
new file mode 100644
index 0000000..b88b61d
--- /dev/null
+++ b/app/src/main/java/ru/orlovph/criminalintent2020/database/CrimeDbSchema.java
@@ -0,0 +1,14 @@
+package ru.orlovph.criminalintent2020.database;
+
+public class CrimeDbSchema {
+ public static final class CrimeTable{
+ public static final String NAME = "crimes";
+
+ public static final class Cols{
+ public static final String UUID = "uuid";
+ public static final String TITLE = "title";
+ public static final String DATE = "date";
+ public static final String SOLVED = "solved";
+ }
+ }
+}
diff --git a/app/src/main/res/drawable-hdpi/ic_solved.png b/app/src/main/res/drawable-hdpi/ic_solved.png
new file mode 100644
index 0000000..e9b9263
Binary files /dev/null and b/app/src/main/res/drawable-hdpi/ic_solved.png differ
diff --git a/app/src/main/res/drawable-mdpi/ic_solved.png b/app/src/main/res/drawable-mdpi/ic_solved.png
new file mode 100644
index 0000000..9548d3c
Binary files /dev/null and b/app/src/main/res/drawable-mdpi/ic_solved.png differ
diff --git a/app/src/main/res/drawable-v24/ic_launcher_foreground.xml b/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
new file mode 100644
index 0000000..2b068d1
--- /dev/null
+++ b/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
@@ -0,0 +1,30 @@
+
+
+
+
+