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Diff for: ‎.gitignore

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*.iml
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.gradle
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/local.properties
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/.idea/caches
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/.idea/libraries
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/.idea/modules.xml
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/.idea/workspace.xml
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/.idea/navEditor.xml
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/.idea/assetWizardSettings.xml
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.DS_Store
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/build
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/captures
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.externalNativeBuild
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.cxx
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local.properties

Diff for: ‎.idea/.gitignore

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Diff for: ‎.idea/.name

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Diff for: ‎.idea/compiler.xml

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Diff for: ‎.idea/gradle.xml

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Diff for: ‎.idea/misc.xml

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Diff for: ‎app/.gitignore

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/build

Diff for: ‎app/build.gradle

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plugins {
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id 'com.android.application'
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id 'org.jetbrains.kotlin.android'
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}
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android {
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compileSdk 32
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defaultConfig {
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applicationId "com.example.devnotes"
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minSdk 23
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targetSdk 32
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versionCode 1
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versionName "1.0"
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testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
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}
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buildTypes {
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release {
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minifyEnabled false
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proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
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}
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}
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compileOptions {
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sourceCompatibility JavaVersion.VERSION_1_8
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targetCompatibility JavaVersion.VERSION_1_8
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}
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kotlinOptions {
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jvmTarget = '1.8'
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}
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buildFeatures {
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viewBinding true
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}
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}
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dependencies {
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implementation 'androidx.core:core-ktx:1.8.0'
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implementation 'androidx.appcompat:appcompat:1.4.2'
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implementation 'com.google.android.material:material:1.6.1'
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implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
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implementation 'androidx.navigation:navigation-fragment-ktx:2.5.0'
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testImplementation 'junit:junit:4.13.2'
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androidTestImplementation 'androidx.test.ext:junit:1.1.3'
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androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
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}

Diff for: ‎app/proguard-rules.pro

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# Add project specific ProGuard rules here.
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# You can control the set of applied configuration files using the
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# proguardFiles setting in build.gradle.
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#
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# For more details, see
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# http://developer.android.com/guide/developing/tools/proguard.html
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# If your project uses WebView with JS, uncomment the following
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# and specify the fully qualified class name to the JavaScript interface
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# class:
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#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
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# public *;
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#}
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# Uncomment this to preserve the line number information for
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# debugging stack traces.
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#-keepattributes SourceFile,LineNumberTable
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# If you keep the line number information, uncomment this to
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# hide the original source file name.
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#-renamesourcefileattribute SourceFile

Diff for: ‎app/src/androidTest/java/com/example/devnotes/ExampleInstrumentedTest.kt

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package com.example.devnotes
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import androidx.test.platform.app.InstrumentationRegistry
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import androidx.test.ext.junit.runners.AndroidJUnit4
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import org.junit.Test
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import org.junit.runner.RunWith
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import org.junit.Assert.*
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/**
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* Instrumented test, which will execute on an Android device.
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*
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* See [testing documentation](http://d.android.com/tools/testing).
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*/
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@RunWith(AndroidJUnit4::class)
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class ExampleInstrumentedTest {
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@Test
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fun useAppContext() {
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// Context of the app under test.
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val appContext = InstrumentationRegistry.getInstrumentation().targetContext
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assertEquals("com.example.devnotes", appContext.packageName)
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}
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}

Diff for: ‎app/src/main/AndroidManifest.xml

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<?xml version="1.0" encoding="utf-8"?>
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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
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package="com.example.devnotes">
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<application
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android:allowBackup="true"
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android:icon="@mipmap/ic_launcher"
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android:label="@string/app_name"
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android:roundIcon="@mipmap/ic_launcher_round"
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android:supportsRtl="true"
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android:theme="@style/Theme.DevNotes">
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<activity
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android:name=".MainActivity"
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android:exported="true"
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android:windowSoftInputMode="adjustResize">
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<intent-filter>
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<action android:name="android.intent.action.MAIN" />
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<category android:name="android.intent.category.LAUNCHER" />
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</intent-filter>
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</activity>
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</application>
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</manifest>

Diff for: ‎app/src/main/java/com/example/devnotes/HomeFragment.kt

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package com.example.devnotes
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import android.os.Bundle
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import androidx.core.content.ContextCompat
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import androidx.core.widget.doOnTextChanged
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import androidx.fragment.app.Fragment
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import androidx.fragment.app.activityViewModels
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import androidx.fragment.app.commit
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import androidx.recyclerview.widget.GridLayoutManager
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import androidx.recyclerview.widget.RecyclerView
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import com.example.devnotes.databinding.FragmentHomeBinding
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import com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
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class HomeFragment : Fragment() {
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private val viewModel by activityViewModels<NotesViewModel>()
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private lateinit var adapter: NotesAdapter
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private lateinit var binding: FragmentHomeBinding
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val fbutton: ExtendedFloatingActionButton
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get() = (activity as? MainActivity)?.fbutton!!
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override fun onCreateView(
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inflater: LayoutInflater,
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container: ViewGroup?,
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savedInstanceState: Bundle?
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): View {
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binding = FragmentHomeBinding.inflate(inflater, container, false)
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return binding.root
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}
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override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
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super.onViewCreated(view, savedInstanceState)
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fbutton.shrink()
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fbutton.isEnabled = true
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fbutton.icon = ContextCompat.getDrawable(requireContext(), R.drawable.ic_add)
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fbutton.setOnClickListener {
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parentFragmentManager.commit {
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addToBackStack(null)
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replace(R.id.nav_container, NewNotesFragment())
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}
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}
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binding.rvNotes.layoutManager = GridLayoutManager(
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requireContext(), 2, RecyclerView.VERTICAL, false
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)
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adapter = NotesAdapter { note: Note ->
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viewModel.remove(note)
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}
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binding.rvNotes.adapter = adapter
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binding.etSearch.doOnTextChanged { text, _, _, _ ->
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viewModel.searchNote(text.toString())
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}
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viewModel.notes.observe(viewLifecycleOwner) { notes: List<Note> ->
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adapter.items = notes
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}
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}
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companion object {
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const val TITLE_KEY = "TITLE_KEY"
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fun newInstance(text: String) : HomeFragment {
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val fragment = HomeFragment()
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fragment.arguments = Bundle().apply {
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putString(TITLE_KEY, text)
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}
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return fragment
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}
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}
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}

Diff for: ‎app/src/main/java/com/example/devnotes/MainActivity.kt

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package com.example.devnotes
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import android.app.Activity
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import androidx.appcompat.app.AppCompatActivity
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import android.os.Bundle
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import androidx.activity.viewModels
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import androidx.fragment.app.Fragment
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import androidx.fragment.app.commit
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import com.example.devnotes.databinding.ActivityMainBinding
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import com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
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class MainActivity : AppCompatActivity() {
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private val viewModel by viewModels<NotesViewModel>()
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private lateinit var binding: ActivityMainBinding
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val fbutton: ExtendedFloatingActionButton
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get() = binding.fbutton
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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binding = ActivityMainBinding.inflate(layoutInflater)
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setContentView(binding.root)
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val navhost = binding.navContainer.id
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supportFragmentManager.commit {
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add(navhost, HomeFragment())
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}
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}
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}
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fun AppCompatActivity.addFragment(host: Int, fragment: Fragment) {
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supportFragmentManager.commit {
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add(host, fragment)
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}
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}

Diff for: ‎app/src/main/java/com/example/devnotes/NewNotesFragment.kt

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package com.example.devnotes
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import android.os.Bundle
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import androidx.core.content.ContextCompat
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import androidx.core.widget.doOnTextChanged
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import androidx.fragment.app.Fragment
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import androidx.fragment.app.activityViewModels
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import com.example.devnotes.databinding.FragmentNewNotesBinding
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import com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
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class NewNotesFragment : Fragment() {
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private val viewModel by activityViewModels<NotesViewModel>()
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private lateinit var binding: FragmentNewNotesBinding
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val fbutton: ExtendedFloatingActionButton
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get() = (activity as? MainActivity)?.fbutton!!
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override fun onCreateView(
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inflater: LayoutInflater,
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container: ViewGroup?,
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savedInstanceState: Bundle?
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): View? {
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binding = FragmentNewNotesBinding.inflate(inflater, container, false)
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return binding.root
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}
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override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
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super.onViewCreated(view, savedInstanceState)
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fbutton.apply {
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icon = ContextCompat.getDrawable(requireContext(), R.drawable.ic_save)
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text = context.getString(R.string.action_save)
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isEnabled = false
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setOnClickListener {
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val title = binding.etTitle.text.toString()
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val body = binding.etBody.text.toString()
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viewModel.add(
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Note(title, body)
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)
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activity?.onBackPressed()
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}
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}
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binding.toolbar2.setOnClickListener {
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activity?.onBackPressed()
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}
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binding.etTitle.doOnTextChanged { _, _, _, count ->
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val bodyText = binding.etBody.text
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val hasBody = bodyText.isNotEmpty() && bodyText.isNotBlank()
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if (count > 0 && hasBody) {
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fbutton.extend()
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fbutton.isEnabled = true
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} else {
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fbutton.shrink()
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fbutton.isEnabled = false
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}
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}
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binding.etBody.doOnTextChanged { _, _, _, count ->
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val bodyTile = binding.etTitle.text
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val hasTitle = bodyTile.isNotEmpty() && bodyTile.isNotBlank()
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if (count > 0 && hasTitle) {
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fbutton.extend()
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fbutton.isEnabled = true
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} else {
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fbutton.shrink()
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fbutton.isEnabled = false
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}
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}
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}
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}

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