Adding stand-alone widgets

lib/widgets/previewer.dart

@@ -0,0 +1,43 @@
+import 'package:flutter/foundation.dart';
+import 'package:flutter/material.dart';
+import 'package:apidash/consts.dart';
+
+class Previewer extends StatefulWidget {
+  const Previewer(
+      {super.key,
+      required this.bytes,
+      required this.type,
+      required this.subtype});
+
+  final Uint8List bytes;
+  final String type;
+  final String subtype;
+  @override
+  State<Previewer> createState() => _PreviewerState();
+}
+
+class _PreviewerState extends State<Previewer> {
+  @override
+  Widget build(BuildContext context) {
+    if (widget.type == kTypeApplication && widget.subtype == kSubTypePdf) {
+      return const SelectableText("PDF viewing $kMimeTypeRaiseIssue");
+    }
+    if (widget.type == kTypeImage) {
+      return Image.memory(
+        widget.bytes,
+        errorBuilder: (context, _, stackTrace) {
+          return SelectableText(
+              "${widget.type}/${widget.subtype} mimetype preview $kMimeTypeRaiseIssue");
+        },
+      );
+    }
+    if (widget.type == kTypeAudio) {
+      return const SelectableText("Audio playing $kMimeTypeRaiseIssue");
+    }
+    if (widget.type == kTypeVideo) {
+      return const SelectableText("Video playing $kMimeTypeRaiseIssue");
+    }
+    return SelectableText(
+        "${widget.type}/${widget.subtype} mimetype preview $kMimeTypeRaiseIssue");
+  }
+}