clean up

lib/pages/widgets/fcs_expansion_tile.dart

@@ -0,0 +1,71 @@
+import 'package:fcs/helpers/theme.dart';
+import 'package:flutter/cupertino.dart';
+import 'package:flutter/material.dart';
+
+import 'multi_img_controller.dart';
+
+class FcsExpansionTile extends StatefulWidget {
+  final ValueChanged<bool> onExpansionChanged;
+  final CallBack onEditPress;
+  final List<Widget> children;
+  final Widget title;
+  final bool isEdit;
+  const FcsExpansionTile(
+      {this.onExpansionChanged,
+      this.children,
+      this.title,
+      this.isEdit = false,
+      this.onEditPress});
+  @override
+  _FcsExpansionTileState createState() => _FcsExpansionTileState();
+}
+
+class _FcsExpansionTileState extends State<FcsExpansionTile> {
+  bool expanded;
+  @override
+  void initState() {
+    this.expanded = false;
+    super.initState();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Theme(
+      data: ThemeData(
+          accentColor: primaryColor, dividerColor: Colors.transparent),
+      child: ExpansionTile(
+        onExpansionChanged: (value) {
+          setState(() {
+            expanded = value;
+          });
+          if (widget.onExpansionChanged != null)
+            widget.onExpansionChanged(value);
+        },
+        title: widget.title,
+        children: widget.children,
+        trailing: widget.isEdit
+            ? IconButton(
+                padding: EdgeInsets.all(0),
+                iconSize: 20,
+                onPressed: () =>
+                    widget.onEditPress != null ? widget.onEditPress() : {},
+                icon: Icon(
+                  Icons.edit,
+                  color: primaryColor,
+                ))
+            : AnimatedSwitcher(
+                child: expanded
+                    ? Icon(
+                        Icons.remove,
+                        color: primaryColor,
+                      )
+                    : Icon(
+                        Icons.add,
+                        color: primaryColor,
+                      ),
+                duration: Duration(seconds: 2)),
+        childrenPadding: EdgeInsets.all(18),
+      ),
+    );
+  }
+}