feat: richtextfield

Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>

lib/pages/common/publish/common_text_pub_page.dart

@@ -0,0 +1,29 @@
+import 'package:PiliPlus/pages/common/publish/common_publish_page.dart';
+import 'package:flutter/material.dart';
+
+abstract class CommonTextPubPage extends CommonPublishPage<String> {
+  const CommonTextPubPage({
+    super.key,
+    super.initialValue,
+    super.onSave,
+  });
+}
+
+abstract class CommonTextPubPageState<T extends CommonTextPubPage>
+    extends CommonPublishPageState<T> {
+  @override
+  late final TextEditingController editController =
+      TextEditingController(text: widget.initialValue);
+
+  @override
+  void initPubState() {
+    if (widget.initialValue?.trim().isNotEmpty == true) {
+      enablePublish.value = true;
+    }
+  }
+
+  @override
+  void onSave() {
+    widget.onSave?.call(editController.text);
+  }
+}