Initial commit

2026-07-14 11:11:36 +08:00
commit 656499cf94
604 changed files with 119518 additions and 0 deletions
@@ -0,0 +1,107 @@
+import 'package:cached_network_image/cached_network_image.dart';
+import 'package:flutter/material.dart';
+
+class ServerAvatar extends StatelessWidget {
+  final String name;
+  final String iconUrl;
+  final double size;
+  final bool isActive;
+  final bool showActiveBorder;
+
+
+  final ServerAvatarShape shape;
+
+  const ServerAvatar({
+    super.key,
+    required this.name,
+    this.iconUrl = '',
+    this.size = 38,
+    this.isActive = false,
+    this.showActiveBorder = false,
+    this.shape = ServerAvatarShape.roundedSquare,
+  });
+
+
+  static const _avatarColors = [
+    Color(0xFF6366F1),
+    Color(0xFF3B82F6),
+    Color(0xFF22C55E),
+    Color(0xFFA855F7),
+    Color(0xFFF97316),
+    Color(0xFF14B8A6),
+    Color(0xFFEC4899),
+    Color(0xFF84CC16),
+  ];
+
+
+  static Color seedColorFor(String name) =>
+      _avatarColors[name.hashCode.abs() % _avatarColors.length];
+
+  @override
+  Widget build(BuildContext context) {
+    final color = seedColorFor(name);
+    final initial = name.isNotEmpty ? name[0].toUpperCase() : '?';
+    final hasIcon = iconUrl.isNotEmpty;
+
+    final radius = shape == ServerAvatarShape.circle ? size / 2 : size * 0.26;
+
+    final borderRadius = BorderRadius.circular(radius);
+
+    final borderColor = showActiveBorder && isActive
+        ? color.withValues(alpha: 0.55)
+        : color.withValues(alpha: 0.25);
+
+    return Container(
+      width: size,
+      height: size,
+      decoration: BoxDecoration(
+        color: hasIcon ? Colors.transparent : color.withValues(alpha: 0.15),
+        borderRadius: borderRadius,
+        border: Border.all(
+          color: hasIcon ? Colors.transparent : borderColor,
+          width: showActiveBorder && isActive ? 1.5 : 1,
+        ),
+      ),
+      clipBehavior: Clip.antiAlias,
+      child: hasIcon
+          ? CachedNetworkImage(
+              imageUrl: iconUrl,
+              fit: BoxFit.contain,
+              memCacheWidth: 128,
+              fadeInDuration: const Duration(milliseconds: 180),
+              placeholder: (_, _) => Center(
+                child: Text(
+                  initial,
+                  style: TextStyle(
+                    color: color,
+                    fontWeight: FontWeight.w700,
+                    fontSize: size * 0.42,
+                  ),
+                ),
+              ),
+              errorWidget: (_, _, _) => Center(
+                child: Text(
+                  initial,
+                  style: TextStyle(
+                    color: color,
+                    fontWeight: FontWeight.w700,
+                    fontSize: size * 0.42,
+                  ),
+                ),
+              ),
+            )
+          : Center(
+              child: Text(
+                initial,
+                style: TextStyle(
+                  color: color,
+                  fontWeight: FontWeight.w700,
+                  fontSize: size * 0.42,
+                ),
+              ),
+            ),
+    );
+  }
+}
+
+enum ServerAvatarShape { roundedSquare, circle }