feat: enhance user message display with HTML rendering and preview functionality

web/app/(console)/agent-run-logs/page.tsx

@@ -9,6 +9,7 @@ import {
 } from "lucide-react"
 import { toast } from "sonner"
 
+import { ImMessageHTML } from "@/components/im-message-html"
 import { ListPagination } from "@/components/list-pagination"
 import { OptionCombobox } from "@/components/option-combobox"
 import { Badge } from "@/components/ui/badge"
@@ -410,9 +411,7 @@ export default function DashboardAgentRunLogsPage() {
                     {formatDateTime(item.createdAt)}
                   </TableCell>
                   <TableCell>
-                    <div className="line-clamp-2 max-w-[620px] text-sm">
-                      {item.userMessage || "-"}
-                    </div>
+                    <UserMessagePreview value={item.userMessage} />
                     {item.errorMessage ? (
                       <div className="mt-1 line-clamp-1 text-xs text-destructive">
                         {item.errorMessage}
@@ -585,6 +584,7 @@ export default function DashboardAgentRunLogsPage() {
                   icon={<BotMessageSquareIcon className="size-4" />}
                   title="用户问题"
                   value={activeLog.userMessage}
+                  renderAsHtml
                 />
                 <TextBlock
                   icon={<WorkflowIcon className="size-4" />}
@@ -684,18 +684,34 @@ function TextBlock({
   value,
   icon,
   tone = "default",
+  renderAsHtml = false,
 }: {
   title: string
   value?: string
   icon?: ReactNode
   tone?: "default" | "danger"
+  renderAsHtml?: boolean
 }) {
+  const normalizedValue = value?.trim() || ""
+  const html = useMemo(() => {
+    if (!renderAsHtml || !normalizedValue) {
+      return ""
+    }
+    return sanitizeRichHTML(normalizedValue)
+  }, [normalizedValue, renderAsHtml])
+
   return (
     <div className="rounded-lg border p-4">
       <div className="flex items-center gap-2 text-sm font-medium">
         {icon}
         {title}
       </div>
+      {renderAsHtml && normalizedValue ? (
+        <ImMessageHTML
+          html={html}
+          className="mt-3 select-text text-muted-foreground"
+        />
+      ) : (
         <div
           className={
             tone === "danger"
@@ -703,8 +719,141 @@ function TextBlock({
               : "mt-3 select-text whitespace-pre-wrap wrap-break-word text-sm text-muted-foreground"
           }
         >
-        {value?.trim() || "-"}
+          {normalizedValue || "-"}
         </div>
+      )}
     </div>
   )
 }
+
+function UserMessagePreview({ value }: { value?: string }) {
+  const preview = useMemo(() => summarizeUserMessage(value), [value])
+
+  return (
+    <div className="line-clamp-2 max-w-[620px] text-sm text-muted-foreground">
+      {preview}
+    </div>
+  )
+}
+
+function summarizeUserMessage(value?: string) {
+  const normalized = value?.trim()
+  if (!normalized) {
+    return "-"
+  }
+  const text = extractTextFromHTML(normalized).replace(/\s+/g, " ").trim()
+  if (text) {
+    return text
+  }
+  if (containsHTML(normalized)) {
+    if (/<img[\s>]/i.test(normalized)) {
+      return "[图片]"
+    }
+    return "[富文本消息]"
+  }
+  return normalized
+}
+
+function containsHTML(value: string) {
+  return /<[^>]+>/.test(value)
+}
+
+function extractTextFromHTML(value: string) {
+  if (typeof window === "undefined") {
+    return value
+  }
+  const doc = new DOMParser().parseFromString(value, "text/html")
+  return doc.body.textContent || ""
+}
+
+function sanitizeRichHTML(value: string) {
+  if (typeof window === "undefined") {
+    return value
+  }
+
+  const doc = new DOMParser().parseFromString(value, "text/html")
+  const allowedTags = new Set([
+    "a",
+    "b",
+    "blockquote",
+    "br",
+    "code",
+    "div",
+    "em",
+    "h1",
+    "h2",
+    "h3",
+    "h4",
+    "h5",
+    "h6",
+    "hr",
+    "img",
+    "li",
+    "ol",
+    "p",
+    "pre",
+    "span",
+    "strong",
+    "table",
+    "tbody",
+    "td",
+    "th",
+    "thead",
+    "tr",
+    "u",
+    "ul",
+  ])
+  const allowedAttrs = new Set(["alt", "class", "colspan", "href", "rel", "rowspan", "src", "target", "title"])
+  const walker = doc.createTreeWalker(doc.body, NodeFilter.SHOW_ELEMENT)
+  const elements: Element[] = []
+
+  while (walker.nextNode()) {
+    elements.push(walker.currentNode as Element)
+  }
+
+  for (const element of elements) {
+    const tag = element.tagName.toLowerCase()
+    if (!allowedTags.has(tag)) {
+      element.replaceWith(...Array.from(element.childNodes))
+      continue
+    }
+
+    for (const attr of Array.from(element.attributes)) {
+      const name = attr.name.toLowerCase()
+      const value = attr.value.trim()
+      if (name.startsWith("on") || !allowedAttrs.has(name)) {
+        element.removeAttribute(attr.name)
+        continue
+      }
+      if ((name === "href" || name === "src") && !isSafeURL(value)) {
+        element.removeAttribute(attr.name)
+        continue
+      }
+    }
+
+    if (tag === "a") {
+      element.setAttribute("target", "_blank")
+      element.setAttribute("rel", "noreferrer noopener")
+    }
+  }
+
+  return doc.body.innerHTML
+}
+
+function isSafeURL(value: string) {
+  if (!value) {
+    return false
+  }
+  if (value.startsWith("/")) {
+    return true
+  }
+  if (value.startsWith("data:image/")) {
+    return true
+  }
+  try {
+    const url = new URL(value, window.location.origin)
+    return ["http:", "https:"].includes(url.protocol)
+  } catch {
+    return false
+  }
+}