fix chat attachment message display

apps/desktop/src/main/ipc.ts

@@ -763,6 +763,21 @@ export function registerDesktopIpc(services: MainServices): RegisteredDesktopIpc
     }));
   };
 
+  const readImageAttachmentDataUrl = async (attachment: ChatAttachment): Promise<string | null> => {
+    const normalized = normalizeChatAttachmentCandidate(attachment);
+    if (!normalized || normalized.kind !== "image") {
+      return null;
+    }
+
+    try {
+      const buffer = await readFile(normalized.localPath);
+      const mimeType = normalized.mimeType?.trim() || inferAttachmentMimeType(normalized.localPath, normalized.name);
+      return `data:${mimeType};base64,${buffer.toString("base64")}`;
+    } catch {
+      return null;
+    }
+  };
+
   const extractChatCompletionText = (payload: unknown): string => {
     const response = payload as {
       choices?: Array<{
@@ -1548,15 +1563,19 @@ export function registerDesktopIpc(services: MainServices): RegisteredDesktopIpc
     role: ChatMessage["role"],
     content: string,
     overrides: Partial<ChatMessage> = {}
-  ): ChatMessage => ({
+  ): ChatMessage => {
+    const attachments = normalizeChatAttachments(overrides.attachments);
+    return {
       id: overrides.id ?? randomUUID(),
       role,
       content,
       createdAt: overrides.createdAt ?? new Date().toISOString(),
+      ...(attachments.length ? { attachments } : {}),
       streamState: overrides.streamState,
       statusLabel: overrides.statusLabel,
       statusDetail: overrides.statusDetail
-  });
+    };
+  };
 
   const sendHomeImagePrompt = async (
     sessionId: string,
@@ -1569,7 +1588,9 @@ export function registerDesktopIpc(services: MainServices): RegisteredDesktopIpc
     await projectStore.setSessionSelectedSkill(sessionId, null);
     await projectStore.updateSessionLastActive(sessionId);
     await ensureLocalTranscript(sessionId);
-    await projectStore.appendSessionMessage(sessionId, createChatMessage("user", prompt));
+    await projectStore.appendSessionMessage(sessionId, createChatMessage("user", prompt, {
+      attachments: normalizedAttachments
+    }));
     runtimeCloudSupervisor.noteMessageReceived(sessionId, prompt, undefined);
     try {
       const replyContent = await requestHomeImageChatCompletion(prompt, normalizedAttachments);
@@ -1735,7 +1756,9 @@ export function registerDesktopIpc(services: MainServices): RegisteredDesktopIpc
     const shouldScheduleContextRefresh = shouldRefreshProjectContextAfterExecution(preparedExecution.decision);
     await projectStore.updateSessionLastActive(executionSessionId);
     await ensureLocalTranscript(executionSessionId);
-    await projectStore.appendSessionMessage(executionSessionId, createChatMessage("user", prompt));
+    await projectStore.appendSessionMessage(executionSessionId, createChatMessage("user", prompt, {
+      attachments: preparedExecution.attachments
+    }));
       runtimeCloudSupervisor.noteMessageReceived(executionSessionId, prompt, executionSkillId);
       try {
         if (preparedExecution.decision.kind === "workspace-entry") {
@@ -1882,7 +1905,8 @@ export function registerDesktopIpc(services: MainServices): RegisteredDesktopIpc
       await projectStore.updateSessionLastActive(executionSessionId);
       await ensureLocalTranscript(executionSessionId);
       await projectStore.appendSessionMessage(executionSessionId, createChatMessage("user", prompt, {
-        id: userMessageId
+        id: userMessageId,
+        attachments: normalizedAttachments
       }));
       await queueAssistantTranscriptWrite(createChatMessage("assistant", "", {
         id: assistantMessageId,
@@ -2007,7 +2031,8 @@ export function registerDesktopIpc(services: MainServices): RegisteredDesktopIpc
       await projectStore.updateSessionLastActive(executionSessionId);
       await ensureLocalTranscript(executionSessionId);
       await projectStore.appendSessionMessage(executionSessionId, createChatMessage("user", prompt, {
-        id: userMessageId
+        id: userMessageId,
+        attachments: preparedExecution.attachments
       }));
       await queueAssistantTranscriptWrite(createChatMessage("assistant", "", {
         id: assistantMessageId,
@@ -2538,6 +2563,7 @@ export function registerDesktopIpc(services: MainServices): RegisteredDesktopIpc
   ipcMain.handle(IPC_CHANNELS.chatListMessages, async (_event, sessionId: string) => listChatMessages(sessionId));
   ipcMain.handle(IPC_CHANNELS.chatPickAttachments, async (event) => pickAttachments(BrowserWindow.fromWebContents(event.sender)));
   ipcMain.handle(IPC_CHANNELS.chatPickImageAttachment, async (event) => pickImageAttachment(BrowserWindow.fromWebContents(event.sender)));
+  ipcMain.handle(IPC_CHANNELS.chatReadImageAttachmentDataUrl, async (_event, attachment: ChatAttachment) => readImageAttachmentDataUrl(attachment));
   ipcMain.handle(IPC_CHANNELS.chatSendPrompt, async (_event, sessionId: string, prompt: string, skillId?: string, attachments?: ChatAttachment[]) => {
     return sendPrompt(sessionId, prompt, skillId, attachments);
   });
@@ -2656,6 +2682,7 @@ export function registerDesktopIpc(services: MainServices): RegisteredDesktopIpc
       listMessages: (sessionId: string) => listChatMessages(sessionId),
       pickAttachments: async () => pickAttachments(BrowserWindow.getFocusedWindow() ?? null),
       pickImageAttachment: async () => pickImageAttachment(BrowserWindow.getFocusedWindow() ?? null),
+      readImageAttachmentDataUrl: async (attachment: ChatAttachment) => readImageAttachmentDataUrl(attachment),
       sendPrompt: async (sessionId: string, prompt: string, skillId?: string, attachments?: ChatAttachment[]) => sendPrompt(sessionId, prompt, skillId, attachments),
       streamPrompt: async (sessionId: string, prompt: string, skillId?: string, attachments?: ChatAttachment[]) => streamPrompt(sessionId, prompt, skillId, attachments),
       onStreamEvent: (listener) => {

apps/desktop/src/preload/index.ts

@@ -87,6 +87,7 @@ const desktopApi: DesktopApi = {
     listMessages: (sessionId: string) => ipcRenderer.invoke(IPC_CHANNELS.chatListMessages, sessionId),
     pickAttachments: () => ipcRenderer.invoke(IPC_CHANNELS.chatPickAttachments),
     pickImageAttachment: () => ipcRenderer.invoke(IPC_CHANNELS.chatPickImageAttachment),
+    readImageAttachmentDataUrl: (attachment: ChatAttachment) => ipcRenderer.invoke(IPC_CHANNELS.chatReadImageAttachmentDataUrl, attachment),
     sendPrompt: (sessionId: string, prompt: string, skillId?: string, attachments?: ChatAttachment[]) => ipcRenderer.invoke(IPC_CHANNELS.chatSendPrompt, sessionId, prompt, skillId, attachments),
     streamPrompt: (sessionId: string, prompt: string, skillId?: string, attachments?: ChatAttachment[]) => ipcRenderer.invoke(IPC_CHANNELS.chatStreamPrompt, sessionId, prompt, skillId, attachments),
     onStreamEvent: (listener: ChatStreamListener) => {
@@ -109,4 +110,3 @@ const smokeEnabled = process.argv.includes("--qjc-smoke") || Boolean(process.env
 
 contextBridge.exposeInMainWorld("qjcDesktop", desktopApi);
 contextBridge.exposeInMainWorld("qjcSmokeEnabled", smokeEnabled);
-

apps/ui/src/features/chat/MessageList.tsx

-import type { ChatMessage } from "@qjclaw/shared-types"
-import type { ReactNode, RefObject, UIEvent } from "react"
+import type { ChatAttachment, ChatMessage } from "@qjclaw/shared-types"
+import { useEffect, useMemo, useState, type ReactNode, type RefObject, type UIEvent } from "react"
+import { desktopApi } from "../../lib/desktop-api"
 import { getTraceLineClassName, getTraceLineLabels } from "./messageTraceDisplay"
 import type { MessageTraceState } from "./useMessageTraces"
 
@@ -59,6 +60,120 @@ interface MessageListProps {
   onToggleMessageReaction: (messageId: string, reaction: MessageReaction) => void
 }
 
+function getAttachmentKey(attachment: ChatAttachment, index: number): string {
+  return `${attachment.localPath || attachment.name}:${index}`
+}
+
+function getAttachmentTypeLabel(attachment: ChatAttachment): string {
+  const mimeType = attachment.mimeType?.toLowerCase() ?? ""
+  const extension = attachment.name.split(".").pop()?.toLowerCase() ?? ""
+  if (attachment.kind === "image" || mimeType.startsWith("image/")) {
+    return "IMAGE"
+  }
+  if (mimeType.includes("pdf") || extension === "pdf") {
+    return "PDF"
+  }
+  if (mimeType.includes("mpeg") || mimeType.includes("audio") || extension === "mp3") {
+    return "MP3"
+  }
+  if (["doc", "docx"].includes(extension)) {
+    return "DOC"
+  }
+  if (["xls", "xlsx", "csv", "tsv"].includes(extension)) {
+    return "SHEET"
+  }
+  if (["ppt", "pptx"].includes(extension)) {
+    return "PPT"
+  }
+  if (["txt", "md", "json"].includes(extension)) {
+    return "TEXT"
+  }
+  return "FILE"
+}
+
+function AttachmentFileCard({ attachment }: { attachment: ChatAttachment }) {
+  const label = getAttachmentTypeLabel(attachment)
+  return (
+    <div className="message-attachment-file-card" title={attachment.name}>
+      <span className="message-attachment-file-icon" aria-hidden="true">
+        <span />
+      </span>
+      <span className="message-attachment-file-body">
+        <span className="message-attachment-file-name">{attachment.name}</span>
+        <span className="message-attachment-file-type">{label}</span>
+      </span>
+    </div>
+  )
+}
+
+function ImageAttachmentPreview({ attachment }: { attachment: ChatAttachment }) {
+  const [previewUrl, setPreviewUrl] = useState<string | null>(null)
+  const [previewFailed, setPreviewFailed] = useState(false)
+
+  useEffect(() => {
+    let cancelled = false
+    setPreviewUrl(null)
+    setPreviewFailed(false)
+
+    void desktopApi.chat.readImageAttachmentDataUrl(attachment)
+      .then((dataUrl) => {
+        if (cancelled) {
+          return
+        }
+        if (dataUrl) {
+          setPreviewUrl(dataUrl)
+        } else {
+          setPreviewFailed(true)
+        }
+      })
+      .catch(() => {
+        if (!cancelled) {
+          setPreviewFailed(true)
+        }
+      })
+
+    return () => {
+      cancelled = true
+    }
+  }, [attachment.kind, attachment.localPath, attachment.mimeType, attachment.name])
+
+  if (!previewUrl || previewFailed) {
+    return <AttachmentFileCard attachment={attachment} />
+  }
+
+  return (
+    <figure className="message-attachment-image">
+      <img src={previewUrl} alt={attachment.name} loading="lazy" onError={() => setPreviewFailed(true)} />
+      <figcaption>{attachment.name}</figcaption>
+    </figure>
+  )
+}
+
+function MessageAttachmentStrip({ attachments }: { attachments: ChatAttachment[] | undefined }) {
+  const visibleAttachments = useMemo(
+    () => (Array.isArray(attachments) ? attachments.filter((attachment) => attachment.localPath && attachment.name) : []),
+    [attachments]
+  )
+
+  if (!visibleAttachments.length) {
+    return null
+  }
+
+  return (
+    <div className="message-attachment-strip" aria-label="消息附件">
+      {visibleAttachments.map((attachment, index) => (
+        <div key={getAttachmentKey(attachment, index)} className="message-attachment-item">
+          {attachment.kind === "image" ? (
+            <ImageAttachmentPreview attachment={attachment} />
+          ) : (
+            <AttachmentFileCard attachment={attachment} />
+          )}
+        </div>
+      ))}
+    </div>
+  )
+}
+
 export function MessageList({
   messages,
   viewMode,
@@ -139,6 +254,7 @@ export function MessageList({
                   </p>
                 )
               ) : null}
+              {message.role === "user" ? <MessageAttachmentStrip attachments={message.attachments} /> : null}
               {hasTrace ? (
                 <div className="message-trace">
                   <button type="button" className="trace-inline-toggle" onClick={() => onTraceExpandedChange(message.id, !isTraceExpanded)}>

apps/ui/src/features/chat/useChatStreamingController.ts

@@ -449,7 +449,7 @@ export function useChatStreamingController(deps: UseChatStreamingControllerDeps)
     }
 
     const renderedPrompt = trimmedPrompt || (attachmentsToSend?.length ? buildAttachmentPromptSummary(attachmentsToSend) : "")
-    const userMessage = buildUserMessage(renderedPrompt)
+    const userMessage = buildUserMessage(renderedPrompt, attachmentsToSend)
     const assistantMessage = buildAssistantPlaceholder(ui.preparingReply)
 
     setSendPhase("preparing")

apps/ui/src/lib/chat-utils.ts

-import type { ChatMessage } from "@qjclaw/shared-types"
+import type { ChatAttachment, ChatMessage } from "@qjclaw/shared-types"
 import {
   COMPOSER_TEXTAREA_DEFAULT_MIN_HEIGHT,
   COMPOSER_TEXTAREA_MAX_HEIGHT,
@@ -120,12 +120,13 @@ export function appendSmokeStatusLabel(currentLabels: string[] | undefined, labe
   return [...labels, trimmed].slice(-20)
 }
 
-export function buildUserMessage(content: string): UiChatMessage {
+export function buildUserMessage(content: string, attachments?: ChatAttachment[]): UiChatMessage {
   return {
     id: createClientMessageId("user"),
     role: "user",
     content,
-    createdAt: new Date().toISOString()
+    createdAt: new Date().toISOString(),
+    attachments
   }
 }
 

apps/ui/src/lib/mock-desktop-api.ts

@@ -385,6 +385,7 @@ export const mockDesktopApi = {
     listMessages: async () => [],
     pickAttachments: async () => [],
     pickImageAttachment: async () => null,
+    readImageAttachmentDataUrl: async () => null,
     sendPrompt: async (sessionId: string, prompt: string, skillId?: string, _attachments?: ChatAttachment[]) => ({ sessionId: sessionId || "project:xiaohongshu:default", reply: { id: "reply-1", role: "assistant", content: "Mock: " + prompt, createdAt: new Date().toISOString() }, executionPolicy: { source: "client-config", modelId: "qwen3.6-plus", modelLabel: "qwen3.6-plus", routingMode: "platform-managed", skillId, skillName: skillId, message: "mock" } }),
     streamPrompt: async (_sessionId: string, prompt: string, skillId?: string, _attachments?: ChatAttachment[]) => {
       const requestId = createClientMessageId("mock-request");

apps/ui/src/styles/components.css

@@ -323,6 +323,120 @@
   line-height: 1.82;
 }
 
+.message-attachment-strip {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 8px;
+  max-width: 100%;
+}
+
+.message-attachment-item {
+  min-width: 0;
+}
+
+.message-attachment-image {
+  width: 220px;
+  max-width: 100%;
+  margin: 0;
+  overflow: hidden;
+  border: 1px solid rgba(148, 163, 184, 0.34);
+  border-radius: 8px;
+  background: #ffffff;
+  color: #334155;
+}
+
+.message-attachment-image img {
+  display: block;
+  width: 100%;
+  aspect-ratio: 4 / 3;
+  object-fit: cover;
+  background: #e2e8f0;
+}
+
+.message-attachment-image figcaption {
+  padding: 6px 8px;
+  overflow: hidden;
+  color: #334155;
+  font-size: 12px;
+  line-height: 1.35;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.message-attachment-file-card {
+  display: grid;
+  grid-template-columns: 34px minmax(0, 1fr);
+  align-items: center;
+  gap: 10px;
+  width: 260px;
+  max-width: 100%;
+  min-height: 52px;
+  padding: 8px 10px;
+  border: 1px solid rgba(148, 163, 184, 0.34);
+  border-radius: 8px;
+  background: rgba(255, 255, 255, 0.78);
+  color: #1e293b;
+}
+
+.message-attachment-file-icon {
+  position: relative;
+  width: 34px;
+  height: 36px;
+  border: 1px solid rgba(37, 99, 235, 0.24);
+  border-radius: 6px;
+  background: linear-gradient(180deg, #eff6ff 0%, #dbeafe 100%);
+}
+
+.message-attachment-file-icon::after {
+  content: "";
+  position: absolute;
+  top: -1px;
+  right: -1px;
+  width: 10px;
+  height: 10px;
+  border-left: 1px solid rgba(37, 99, 235, 0.24);
+  border-bottom: 1px solid rgba(37, 99, 235, 0.24);
+  border-bottom-left-radius: 4px;
+  background: #ffffff;
+}
+
+.message-attachment-file-icon span {
+  position: absolute;
+  left: 8px;
+  right: 8px;
+  bottom: 9px;
+  height: 2px;
+  border-radius: 999px;
+  background: #2563eb;
+  box-shadow: 0 -6px 0 rgba(37, 99, 235, 0.58);
+}
+
+.message-attachment-file-body {
+  min-width: 0;
+  display: grid;
+  gap: 3px;
+}
+
+.message-attachment-file-name {
+  overflow: hidden;
+  font-size: 13px;
+  font-weight: 600;
+  line-height: 1.35;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.message-attachment-file-type {
+  width: fit-content;
+  padding: 1px 6px;
+  border-radius: 6px;
+  background: #dbeafe;
+  color: #1d4ed8;
+  font-size: 11px;
+  font-weight: 700;
+  line-height: 1.45;
+}
+
 .markdown-body {
   display: grid;
   gap: 14px;
@@ -1072,4 +1186,3 @@ select:focus-visible {
 .custom-scrollbar::-webkit-scrollbar-thumb:hover {
   background: #94a3b8;
 }
-

packages/shared-types/src/index.ts

@@ -34,6 +34,7 @@
   chatListMessages: "chat:list-messages",
   chatPickAttachments: "chat:pick-attachments",
   chatPickImageAttachment: "chat:pick-image-attachment",
+  chatReadImageAttachmentDataUrl: "chat:read-image-attachment-data-url",
   chatSendPrompt: "chat:send-prompt",
   chatStreamPrompt: "chat:stream-prompt",
   chatStreamEvent: "chat:stream-event",
@@ -461,6 +462,7 @@ export interface ChatMessage {
   role: MessageRole;
   content: string;
   createdAt: string;
+  attachments?: ChatAttachment[];
   streamState?: "streaming" | "error";
   statusLabel?: string;
   statusDetail?: string;
@@ -914,6 +916,7 @@ export interface DesktopApi {
     listMessages(sessionId: string): Promise<ChatMessage[]>;
     pickAttachments(): Promise<ChatAttachment[]>;
     pickImageAttachment(): Promise<ChatAttachment | null>;
+    readImageAttachmentDataUrl(attachment: ChatAttachment): Promise<string | null>;
     sendPrompt(sessionId: string, prompt: string, skillId?: string, attachments?: ChatAttachment[]): Promise<PromptResult>;
     streamPrompt(sessionId: string, prompt: string, skillId?: string, attachments?: ChatAttachment[]): Promise<ChatStreamPromptResult>;
     onStreamEvent(listener: ChatStreamListener): () => void;
@@ -923,4 +926,3 @@ export interface DesktopApi {
     exportSnapshot(): Promise<DiagnosticsExportResult>;
   };
 }
-