06_02e

app/src/main/java/com/example/plainolnotes4/EditorFragment.kt

@@ -1,12 +1,14 @@
 package com.example.plainolnotes4
 
+import android.app.Activity
 import androidx.lifecycle.ViewModelProvider
 import android.os.Bundle
 import androidx.fragment.app.Fragment
 import android.view.LayoutInflater
 import android.view.MenuItem
 import android.view.View
 import android.view.ViewGroup
+import android.view.inputmethod.InputMethodManager
 import androidx.activity.OnBackPressedCallback
 import androidx.appcompat.app.AppCompatActivity
 import androidx.lifecycle.Observer
@@ -63,6 +65,14 @@ class EditorFragment : Fragment() {
     }
 
     private fun saveAndReturn(): Boolean {
+
+        val imm = requireActivity()
+            .getSystemService(Activity.INPUT_METHOD_SERVICE) as InputMethodManager
+        imm.hideSoftInputFromWindow(binding.root.windowToken, 0)
+
+        viewModel.currentNote.value?.text = binding.editor.text.toString()
+        viewModel.updateNote()
+
         findNavController().navigateUp()
         return true
     }

app/src/main/java/com/example/plainolnotes4/EditorViewModel.kt

@@ -29,4 +29,26 @@ class EditorViewModel(app: Application) : AndroidViewModel(app) {
         }
     }
 
+    fun updateNote() {
+        currentNote.value?.let {
+            it.text = it.text.trim()
+            if (it.id == NEW_NOTE_ID && it.text.isEmpty()) {
+                return
+            }
+
+            viewModelScope.launch {
+                withContext(Dispatchers.IO) {
+                    if (it.text.isEmpty()) {
+                        database?.noteDao()?.deleteNote(it)
+                    } else {
+                        database?.noteDao()?.insertNote(it)
+                    }
+                }
+            }
+
+        }
+
+
+    }
+
 }

app/src/main/java/com/example/plainolnotes4/data/NoteDao.kt

@@ -27,4 +27,7 @@ interface NoteDao {
     @Query("DELETE FROM notes")
     fun deleteAll():Int
 
+    @Delete
+    fun deleteNote(note: NoteEntity)
+
 }