feat(runtime): 即梦本机运行时 - 接入安全生成闭环与桌面本机渠道

Refs #225

Co-authored-by: zkhyww <127009345+zkhyww@users.noreply.github.com>

web/src/services/creation-conversation-store.ts

@@ -0,0 +1,56 @@
+import { localForageStorageForScope } from "@/lib/localforage-storage";
+import { getActiveUserScope } from "@/lib/user-scope";
+
+export const CREATION_CONVERSATIONS_KEY = "creation-conversations-v1";
+
+type PendingCreationMessage = {
+    id: string;
+    role: "user" | "assistant";
+    mode?: string;
+    status?: string;
+    taskIds?: string[];
+};
+
+export type StoredCreationConversation = {
+    id: string;
+    messages: PendingCreationMessage[];
+};
+
+export function updateCreationConversationSnapshot<T extends { id: string }>(conversations: T[], conversationId: string, updater: (conversation: T) => T) {
+    return conversations.map((conversation) => (conversation.id === conversationId ? updater(conversation) : conversation));
+}
+
+export function pendingCreationMediaKey(conversations: StoredCreationConversation[]) {
+    return conversations
+        .flatMap((conversation) => conversation.messages.flatMap((message) => (message.role === "assistant" && message.status === "pending" && message.mode !== "text" ? [`${conversation.id}:${message.id}:${(message.taskIds || []).join(",")}`] : [])))
+        .join("|");
+}
+
+export function pendingCreationTaskIds(conversations: StoredCreationConversation[]) {
+    const taskIds = conversations.flatMap((conversation) =>
+        conversation.messages.flatMap((message) => {
+            if (message.role !== "assistant" || message.status !== "pending" || message.mode === "text") return [];
+            return message.taskIds || [];
+        }),
+    );
+    return Array.from(new Set(taskIds));
+}
+
+export async function loadCreationConversations<T extends StoredCreationConversation>() {
+    const storage = localForageStorageForScope(getActiveUserScope());
+    const value = await storage.getItem(CREATION_CONVERSATIONS_KEY);
+    if (!value) return null;
+    let parsed: unknown;
+    try {
+        parsed = JSON.parse(value);
+    } catch {
+        throw new Error("创作对话持久状态无效");
+    }
+    if (!Array.isArray(parsed)) throw new Error("创作对话持久状态无效");
+    return parsed as T[];
+}
+
+export async function saveCreationConversations<T extends StoredCreationConversation>(conversations: T[]) {
+    const storage = localForageStorageForScope(getActiveUserScope());
+    await storage.setItem(CREATION_CONVERSATIONS_KEY, JSON.stringify(conversations));
+}