源码快照 @ 2026-09-01 (source-only, 剔除非源码素材)

packages/agent/gui/shared/workspaceAgentActivitySummary.ts

@@ -0,0 +1,109 @@
+import type {
+  AgentActivityMessage,
+  AgentActivitySession
+} from "@tutti-os/agent-activity-core";
+import { translate } from "../i18n/index";
+import { normalizeAgentTitleText } from "./utils/agentTitleText";
+import { fallbackSummary } from "./workspaceAgentLatestActivitySummary";
+import { isWorkspaceAgentSyntheticControlMessage } from "./workspaceAgentSyntheticMessages";
+import type { WorkspaceAgentActivityStatus } from "./workspaceAgentActivityListTypes";
+
+export function resolveWorkspaceAgentActivityTitle(
+  session: AgentActivitySession
+): string {
+  return session.title.trim() || workspaceAgentUntitledConversationLabel();
+}
+
+export function resolveLatestActivity(
+  messages: readonly AgentActivityMessage[],
+  status: WorkspaceAgentActivityStatus,
+  actors: { agentName: string; userName: string }
+): { actorName: string; summary: string } {
+  const latestMessage = latestDisplayableMessage(messages);
+  if (latestMessage) {
+    return {
+      actorName:
+        messageRole(latestMessage.message) === "user"
+          ? actors.userName
+          : actors.agentName,
+      summary: latestMessage.text
+    };
+  }
+  return {
+    actorName: actors.agentName,
+    summary: fallbackSummary(status)
+  };
+}
+
+function latestDisplayableMessage(messages: readonly AgentActivityMessage[]): {
+  message: AgentActivityMessage;
+  text: string;
+  time?: number;
+} | null {
+  return (
+    messages
+      .map((message) => ({
+        message,
+        text: messageDisplayText(message),
+        time: messageTime(message)
+      }))
+      .filter(
+        (item) =>
+          item.text.length > 0 &&
+          normalizeToken(item.message.kind) !== "tool_call"
+      )
+      .sort((left, right) => {
+        const timeDiff = (right.time ?? 0) - (left.time ?? 0);
+        if (timeDiff !== 0) {
+          return timeDiff;
+        }
+        return right.message.messageId.localeCompare(left.message.messageId);
+      })[0] ?? null
+  );
+}
+
+function messageDisplayText(message: AgentActivityMessage): string {
+  const payload = message.payload ?? {};
+  const text = normalizeAgentTitleText(
+    compactText(
+      stringValue(payload.displayPrompt) ||
+        stringValue(payload.text) ||
+        stringValue(payload.content) ||
+        stringValue(payload.message) ||
+        stringValue(payload.body) ||
+        stringValue(payload.title) ||
+        ""
+    )
+  );
+  return isWorkspaceAgentSyntheticControlMessage(text) ? "" : text;
+}
+
+function messageRole(message: AgentActivityMessage): string {
+  return normalizeToken(message.role);
+}
+
+function messageTime(message: AgentActivityMessage): number | undefined {
+  return (
+    message.occurredAtUnixMs ??
+    message.completedAtUnixMs ??
+    message.startedAtUnixMs
+  );
+}
+
+function normalizeToken(value: string | undefined): string {
+  return value?.trim().toLowerCase() ?? "";
+}
+
+function compactText(value: string): string {
+  return value.replace(/\s+/g, " ").trim();
+}
+
+function workspaceAgentUntitledConversationLabel(): string {
+  return normalizeAgentTitleText(
+    translate("agentHost.workspaceAgentsUntitledConversation")
+  );
+}
+
+function stringValue(value: unknown): string | null {
+  return typeof value === "string" && value.trim() ? value.trim() : null;
+}