project:

-creation
-nav graph
-addNote, noteDetail and note list fragments added
-koin implementation
-repository, model and db implemented

Notes/app/src/main/java/com/training/notes/NotesApplication.kt

@@ -0,0 +1,36 @@
+package com.training.notes
+
+import android.app.Application
+import com.training.notes.db.NotesDao
+import com.training.notes.db.impl.NotesDaoImpl
+import com.training.notes.repository.NotesRepository
+import com.training.notes.repository.impl.NotesRepositoryImpl
+import com.training.notes.ui.add.AddNoteViewModel
+import com.training.notes.ui.detail.NoteDetailViewModel
+import com.training.notes.ui.list.NotesViewModel
+import org.koin.android.viewmodel.dsl.viewModel
+import org.koin.core.context.startKoin
+import org.koin.dsl.module
+
+class NotesApplication: Application() {
+
+ override fun onCreate() {
+ super.onCreate()
+ startKoin {
+ modules(repositoryModule)
+ modules(viewModelModule)
+ }
+ }
+
+ private val repositoryModule = module {
+ single<NotesDao> { NotesDaoImpl() }
+ single<NotesRepository> { NotesRepositoryImpl(get()) }
+ }
+
+ private val viewModelModule = module {
+ viewModel { AddNoteViewModel(get()) }
+ viewModel { NoteDetailViewModel(get()) }
+ viewModel { NotesViewModel(get()) }
+ }
+
+}

Notes/app/src/main/java/com/training/notes/db/FakeDataBase.kt

@@ -0,0 +1,7 @@
+package com.training.notes.db
+
+import com.training.notes.model.Note
+
+typealias FakeDataBase = ArrayList<Note>
+
+val dataBase: FakeDataBase = arrayListOf()

Notes/app/src/main/java/com/training/notes/db/NotesDao.kt

@@ -0,0 +1,9 @@
+package com.training.notes.db
+
+import com.training.notes.model.Note
+
+interface NotesDao {
+ fun addNote(note: Note)
+ fun getNotes(): List<Note>
+ fun getNote(position: Int): Note
+}

Notes/app/src/main/java/com/training/notes/db/impl/NotesDaoImpl.kt

@@ -0,0 +1,16 @@
+package com.training.notes.db.impl
+
+import com.training.notes.db.NotesDao
+import com.training.notes.db.dataBase
+import com.training.notes.model.Note
+
+class NotesDaoImpl : NotesDao {
+
+ override fun addNote(note: Note) {
+ dataBase += note
+ }
+
+ override fun getNotes(): List<Note> = dataBase
+
+ override fun getNote(position: Int): Note = dataBase[position]
+}

Notes/app/src/main/java/com/training/notes/model/Note.kt

@@ -0,0 +1,10 @@
+package com.training.notes.model
+
+data class Note(
+ val title: String,
+ val message: String
+) {
+ override fun toString(): String {
+ return "Note(title='$title', message='$message')"
+ }
+}

Notes/app/src/main/java/com/training/notes/repository/NotesRepository.kt

@@ -0,0 +1,9 @@
+package com.training.notes.repository
+
+import com.training.notes.model.Note
+
+interface NotesRepository {
+ fun addNote(note: Note)
+ fun getNotes(): List<Note>
+ fun getNote(position: Int): Note
+}

Notes/app/src/main/java/com/training/notes/repository/impl/NotesRepositoryImpl.kt

@@ -0,0 +1,16 @@
+package com.training.notes.repository.impl
+
+import com.training.notes.db.NotesDao
+import com.training.notes.model.Note
+import com.training.notes.repository.NotesRepository
+
+class NotesRepositoryImpl(private val notesDao: NotesDao) : NotesRepository {
+
+ override fun addNote(note: Note) {
+ notesDao.addNote(note)
+ }
+
+ override fun getNotes(): List<Note> = notesDao.getNotes()
+
+ override fun getNote(position: Int): Note = notesDao.getNote(position)
+}

Notes/app/src/main/java/com/training/notes/ui/add/AddNoteFragment.kt

@@ -0,0 +1,36 @@
+package com.training.notes.ui.add
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.fragment.app.Fragment
+import com.training.notes.R
+import org.koin.android.viewmodel.ext.android.viewModel
+
+class AddNoteFragment : Fragment() {
+
+ companion object {
+ fun newInstance() = AddNoteFragment()
+ }
+
+ private val viewModel: AddNoteViewModel by viewModel()
+
+ override fun onCreateView(
+ inflater: LayoutInflater, container: ViewGroup?,
+ savedInstanceState: Bundle?
+ ): View? {
+ return inflater.inflate(R.layout.add_note_fragment, container, false)
+ }
+
+ override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+ super.onViewCreated(view, savedInstanceState)
+ viewModel.addNote("title", "message")
+ }
+
+ override fun onActivityCreated(savedInstanceState: Bundle?) {
+ super.onActivityCreated(savedInstanceState)
+
+ }
+
+}

Notes/app/src/main/java/com/training/notes/ui/add/AddNoteViewModel.kt

@@ -0,0 +1,15 @@
+package com.training.notes.ui.add
+
+import androidx.lifecycle.ViewModel
+import com.training.notes.model.Note
+import com.training.notes.repository.NotesRepository
+
+class AddNoteViewModel(
+ private val notesRepository: NotesRepository
+) : ViewModel() {
+
+ fun addNote(title: String, message: String) {
+ notesRepository.addNote(Note(title, message))
+ }
+
+}

Notes/app/src/main/java/com/training/notes/ui/detail/NoteDetailFragment.kt

@@ -0,0 +1,31 @@
+package com.training.notes.ui.detail
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.fragment.app.Fragment
+import com.training.notes.R
+import org.koin.android.viewmodel.ext.android.viewModel
+
+class NoteDetailFragment : Fragment() {
+
+ companion object {
+ fun newInstance() = NoteDetailFragment()
+ }
+
+ private val viewModel: NoteDetailViewModel by viewModel()
+
+ override fun onCreateView(
+ inflater: LayoutInflater, container: ViewGroup?,
+ savedInstanceState: Bundle?
+ ): View? {
+ return inflater.inflate(R.layout.note_detail_fragment, container, false)
+ }
+
+ override fun onActivityCreated(savedInstanceState: Bundle?) {
+ super.onActivityCreated(savedInstanceState)
+
+ }
+
+}

Notes/app/src/main/java/com/training/notes/ui/detail/NoteDetailViewModel.kt

@@ -0,0 +1,15 @@
+package com.training.notes.ui.detail
+
+import androidx.lifecycle.ViewModel;
+import com.training.notes.model.Note
+import com.training.notes.repository.NotesRepository
+
+class NoteDetailViewModel(
+ private val notesRepository: NotesRepository
+) : ViewModel() {
+
+ fun getNote(position: Int): Note {
+ return notesRepository.getNote(position)
+ }
+
+}

Notes/app/src/main/java/com/training/notes/ui/list/NotesFragment.kt

@@ -0,0 +1,32 @@
+package com.training.notes.ui.list
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.fragment.app.Fragment
+import com.training.notes.R
+import org.koin.android.viewmodel.ext.android.viewModel
+
+class NotesFragment : Fragment() {
+
+ companion object {
+ fun newInstance() = NotesFragment()
+ }
+
+
+ private val viewModel: NotesViewModel by viewModel()
+
+ override fun onCreateView(
+ inflater: LayoutInflater, container: ViewGroup?,
+ savedInstanceState: Bundle?
+ ): View? {
+ return inflater.inflate(R.layout.notes_fragment, container, false)
+ }
+
+ override fun onActivityCreated(savedInstanceState: Bundle?) {
+ super.onActivityCreated(savedInstanceState)
+
+ }
+
+}

Notes/app/src/main/java/com/training/notes/ui/list/NotesViewModel.kt

@@ -0,0 +1,14 @@
+package com.training.notes.ui.list
+
+import androidx.lifecycle.ViewModel;
+import com.training.notes.model.Note
+import com.training.notes.repository.NotesRepository
+
+class NotesViewModel(
+ private val notesRepository: NotesRepository
+) : ViewModel() {
+
+ fun getNotes() : List<Note> {
+ return notesRepository.getNotes()
+ }
+}

Notes/app/src/main/res/layout/add_note_fragment.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout
+ xmlns:android="http:https://schemas.android.com/apk/res/android"
+ xmlns:tools="http:https://schemas.android.com/tools"
+ android:layout_width="match_parent"
+ android:layout_height="match_parent"
+ tools:context=".ui.add.AddNoteFragment">
+
+ <TextView
+ android:layout_width="match_parent"
+ android:layout_height="match_parent"
+ android:text="Add Note"/>
+
+</FrameLayout>

Notes/app/src/main/res/layout/note_detail_fragment.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout
+ xmlns:android="http:https://schemas.android.com/apk/res/android"
+ xmlns:tools="http:https://schemas.android.com/tools"
+ android:layout_width="match_parent"
+ android:layout_height="match_parent"
+ tools:context=".ui.detail.NoteDetailFragment">
+
+ <TextView
+ android:layout_width="match_parent"
+ android:layout_height="match_parent"
+ android:text="Note Detail"/>
+
+</FrameLayout>

Notes/app/src/main/res/layout/notes_fragment.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout
+ xmlns:android="http:https://schemas.android.com/apk/res/android"
+ xmlns:tools="http:https://schemas.android.com/tools"
+ android:layout_width="match_parent"
+ android:layout_height="match_parent"
+ tools:context=".ui.list.NotesFragment">
+
+ <TextView
+ android:layout_width="match_parent"
+ android:layout_height="match_parent"
+ android:text="Notes Fragment"/>
+
+</FrameLayout>

Notes/app/src/main/res/navigation/nav_graph.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+<navigation xmlns:android="http:https://schemas.android.com/apk/res/android"
+ xmlns:app="http:https://schemas.android.com/apk/res-auto"
+ xmlns:tools="http:https://schemas.android.com/tools" android:id="@+id/nav_graph"
+ app:startDestination="@id/notesFragment">
+
+ <fragment android:id="@+id/notesFragment" android:name="com.training.notes.ui.list.NotesFragment"
+ android:label="notes_fragment" tools:layout="@layout/notes_fragment">
+ <action android:id="@+id/action_notesFragment_to_addNoteFragment" app:destination="@id/addNoteFragment"/>
+ <action android:id="@+id/action_notesFragment_to_noteDetailFragment" app:destination="@id/noteDetailFragment"/>
+ </fragment>
+ <fragment android:id="@+id/addNoteFragment" android:name="com.training.notes.ui.add.AddNoteFragment"
+ android:label="add_note_fragment" tools:layout="@layout/add_note_fragment"/>
+ <fragment android:id="@+id/noteDetailFragment" android:name="com.training.notes.ui.detail.NoteDetailFragment"
+ android:label="note_detail_fragment" tools:layout="@layout/note_detail_fragment"/>
+</navigation>