Merge pull request #105 from Aga-C/fix-multiline-pasting

Fixed multiline pasting for checklist (#99)

Author: naveensingh

app/src/main/kotlin/org/fossify/notes/dialogs/NewChecklistItemDialog.kt

@@ -57,18 +57,39 @@ class NewChecklistItemDialog(val activity: Activity, callback: (titles: ArrayLis
             }
     }
 
-    private fun addNewEditText() {
+    private fun addNewEditText(initialText: String? = null, position: Int? = null) {
         ItemAddChecklistBinding.inflate(activity.layoutInflater).apply {
             titleEditText.setOnEditorActionListener { _, actionId, _ ->
                 if (actionId == EditorInfo.IME_ACTION_NEXT || actionId == EditorInfo.IME_ACTION_DONE || actionId == KeyEvent.KEYCODE_ENTER) {
-                    addNewEditText()
+                    addNewEditText(position = titles.indexOf(titleEditText) + 1)
                     true
                 } else {
                     false
                 }
             }
-            titles.add(titleEditText)
-            binding.checklistHolder.addView(this.root)
+            titleEditText.onTextChangeListener { text ->
+                val lines = text.lines().filter { it.trim().isNotEmpty() }
+                if (lines.size > 1) {
+                    val currentPosition = titles.indexOf(titleEditText)
+                    lines.forEachIndexed { i, line ->
+                        if (i == 0) {
+                            titleEditText.setText(line)
+                        } else {
+                            addNewEditText(line, currentPosition + i)
+                        }
+                    }
+                }
+            }
+            if (initialText != null) {
+                titleEditText.append(initialText)
+            }
+            if (position != null && position < titles.size) {
+                titles.add(position, titleEditText)
+                binding.checklistHolder.addView(this.root, position)
+            } else {
+                titles.add(titleEditText)
+                binding.checklistHolder.addView(this.root)
+            }
             activity.updateTextColors(binding.checklistHolder)
             binding.dialogHolder.post {
                 binding.dialogHolder.fullScroll(View.FOCUS_DOWN)