Implement unsafe icon cache diagnostics (T-611)

app-win7/ui/gio/shell_detail.go

@@ -11,6 +11,8 @@ import (
 	"softbox.local/core/application"
 )
 
+const unsafeIconCacheMessage = "检测到不安全的图标缓存项。该缓存项未被使用，本次请求没有继续远端获取或自动修复。请完全退出 SoftBox 后，按故障排查文档由管理员人工处理。"
+
 func (shell *AppShell) layoutDetail(
 	gtx layout.Context,
 	theme *material.Theme,
@@ -41,6 +43,9 @@ func (shell *AppShell) layoutDetail(
 						}),
 					)
 				}),
+				layout.Rigid(func(gtx layout.Context) layout.Dimensions {
+					return shell.layoutUnsafeIconCacheFailure(gtx, theme, item.ID)
+				}),
 				layout.Rigid(layout.Spacer{Height: unit.Dp(10)}.Layout),
 				layout.Rigid(func(gtx layout.Context) layout.Dimensions {
 					return layout.Center.Layout(gtx, func(gtx layout.Context) layout.Dimensions {
@@ -118,6 +123,59 @@ func (shell *AppShell) layoutDetail(
 	)
 }
 
+func (shell *AppShell) layoutUnsafeIconCacheFailure(
+	gtx layout.Context,
+	theme *material.Theme,
+	appID string,
+) layout.Dimensions {
+	failure, exists := shell.iconFailures[appID]
+	if !exists || failure.Code != application.IconFailureUnsafe ||
+		failure.Identity.AppID != appID {
+		return layout.Dimensions{}
+	}
+	return layout.Inset{Top: unit.Dp(8)}.Layout(gtx, func(gtx layout.Context) layout.Dimensions {
+		return outlinedPanel(
+			gtx,
+			shellColors.destructive,
+			shellColors.surface,
+			unit.Dp(6),
+			layout.UniformInset(unit.Dp(10)),
+			func(gtx layout.Context) layout.Dimensions {
+				return layout.Flex{Axis: layout.Vertical}.Layout(
+					gtx,
+					layout.Rigid(func(gtx layout.Context) layout.Dimensions {
+						title := material.Body1(theme, "图标缓存安全警告")
+						title.Color = shellColors.destructive
+						return title.Layout(gtx)
+					}),
+					layout.Rigid(layout.Spacer{Height: unit.Dp(3)}.Layout),
+					layout.Rigid(material.Body2(theme, unsafeIconCacheMessage).Layout),
+					layout.Rigid(layout.Spacer{Height: unit.Dp(4)}.Layout),
+					layout.Rigid(func(gtx layout.Context) layout.Dimensions {
+						diagnostic := material.Caption(theme, unsafeIconCacheDiagnostic(failure))
+						diagnostic.Color = shellColors.secondary
+						return diagnostic.Layout(gtx)
+					}),
+				)
+			},
+		)
+	})
+}
+
+func unsafeIconCacheDiagnostic(failure iconFailureState) string {
+	return fmt.Sprintf(
+		"诊断码：%s\n应用 ID：%s\n缓存定位符：%s",
+		failure.Code,
+		failure.Identity.AppID,
+		unsafeIconCacheLocator(failure.Identity),
+	)
+}
+
+func unsafeIconCacheLocator(identity application.IconEventIdentity) string {
+	digest := strings.TrimPrefix(identity.Reference, "sha256:")
+	return fmt.Sprintf("%s-%d.icon", digest, identity.DPI)
+}
+
 func detailField(
 	gtx layout.Context,
 	theme *material.Theme,