Convert newpipe/util/NewPipeTextViewHelper to kotlin

Author: Yevhen Babiichuk (DustDFG)

app/src/main/java/org/schabi/newpipe/util/NewPipeTextViewHelper.java

@@ -0,0 +1,60 @@
+/*
+ * SPDX-FileCopyrightText: 2021-2026 NewPipe contributors <https://newpipe.net>
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+package org.schabi.newpipe.util
+
+import android.text.Selection
+import android.text.Spannable
+import android.widget.TextView
+import org.schabi.newpipe.util.external_communication.ShareUtils
+
+object NewPipeTextViewHelper {
+    /**
+     * Share the selected text of [NewPipeTextViews][org.schabi.newpipe.views.NewPipeTextView] and
+     * [NewPipeEditTexts][org.schabi.newpipe.views.NewPipeEditText] with
+     * [ShareUtils.shareText].
+     *
+     *
+     *
+     * This allows EMUI users to get the Android share sheet instead of the EMUI share sheet when
+     * using the `Share` command of the popup menu which appears when selecting text.
+     *
+     *
+     * @param textView the [TextView] on which sharing the selected text. It should be a
+     * [org.schabi.newpipe.views.NewPipeTextView] or a [org.schabi.newpipe.views.NewPipeEditText]
+     * (even if [standard TextViews][TextView] are supported).
+     */
+    @JvmStatic
+    fun shareSelectedTextWithShareUtils(textView: TextView) {
+        val textViewText = textView.getText()
+        shareSelectedTextIfNotNullAndNotEmpty(textView, getSelectedText(textView, textViewText))
+        if (textViewText is Spannable) {
+            Selection.setSelection(textViewText, textView.selectionEnd)
+        }
+    }
+
+    private fun getSelectedText(textView: TextView, text: CharSequence?): CharSequence? {
+        if (!textView.hasSelection() || text == null) {
+            return null
+        }
+
+        val start = textView.selectionStart
+        val end = textView.selectionEnd
+        return if (start > end) {
+            text.subSequence(end, start)
+        } else {
+            text.subSequence(start, end)
+        }
+    }
+
+    private fun shareSelectedTextIfNotNullAndNotEmpty(
+        textView: TextView,
+        selectedText: CharSequence?
+    ) {
+        if (!selectedText.isNullOrEmpty()) {
+            ShareUtils.shareText(textView.getContext(), "", selectedText.toString())
+        }
+    }
+}