chore: normalize structure and split ipc handlers (#590)

Co-authored-by: Haze <709547807@qq.com>

src/stores/chat.ts

@@ -8,116 +8,24 @@ import { hostApiFetch } from '@/lib/host-api';
 import { useGatewayStore } from './gateway';
 import { useAgentsStore } from './agents';
 import { buildCronSessionHistoryPath, isCronSessionKey } from './chat/cron-session-utils';
+import {
+  DEFAULT_CANONICAL_PREFIX,
+  DEFAULT_SESSION_KEY,
+  type AttachedFileMeta,
+  type ChatSession,
+  type ChatState,
+  type ContentBlock,
+  type RawMessage,
+  type ToolStatus,
+} from './chat/types';
 
-// ── Types ────────────────────────────────────────────────────────
-
-/** Metadata for locally-attached files (not from Gateway) */
-export interface AttachedFileMeta {
-  fileName: string;
-  mimeType: string;
-  fileSize: number;
-  preview: string | null;
-  filePath?: string;
-}
-
-/** Raw message from OpenClaw chat.history */
-export interface RawMessage {
-  role: 'user' | 'assistant' | 'system' | 'toolresult';
-  content: unknown; // string | ContentBlock[]
-  timestamp?: number;
-  id?: string;
-  toolCallId?: string;
-  toolName?: string;
-  details?: unknown;
-  isError?: boolean;
-  /** Local-only: file metadata for user-uploaded attachments (not sent to/from Gateway) */
-  _attachedFiles?: AttachedFileMeta[];
-}
-
-/** Content block inside a message */
-export interface ContentBlock {
-  type: 'text' | 'image' | 'thinking' | 'tool_use' | 'tool_result' | 'toolCall' | 'toolResult';
-  text?: string;
-  thinking?: string;
-  source?: { type: string; media_type?: string; data?: string; url?: string };
-  /** Flat image format from Gateway tool results (no source wrapper) */
-  data?: string;
-  mimeType?: string;
-  id?: string;
-  name?: string;
-  input?: unknown;
-  arguments?: unknown;
-  content?: unknown;
-}
-
-/** Session from sessions.list */
-export interface ChatSession {
-  key: string;
-  label?: string;
-  displayName?: string;
-  thinkingLevel?: string;
-  model?: string;
-  updatedAt?: number;
-}
-
-export interface ToolStatus {
-  id?: string;
-  toolCallId?: string;
-  name: string;
-  status: 'running' | 'completed' | 'error';
-  durationMs?: number;
-  summary?: string;
-  updatedAt: number;
-}
-
-interface ChatState {
-  // Messages
-  messages: RawMessage[];
-  loading: boolean;
-  error: string | null;
-
-  // Streaming
-  sending: boolean;
-  activeRunId: string | null;
-  streamingText: string;
-  streamingMessage: unknown | null;
-  streamingTools: ToolStatus[];
-  pendingFinal: boolean;
-  lastUserMessageAt: number | null;
-  /** Images collected from tool results, attached to the next assistant message */
-  pendingToolImages: AttachedFileMeta[];
-
-  // Sessions
-  sessions: ChatSession[];
-  currentSessionKey: string;
-  currentAgentId: string;
-  /** First user message text per session key, used as display label */
-  sessionLabels: Record<string, string>;
-  /** Last message timestamp (ms) per session key, used for sorting */
-  sessionLastActivity: Record<string, number>;
-
-  // Thinking
-  showThinking: boolean;
-  thinkingLevel: string | null;
-
-  // Actions
-  loadSessions: () => Promise<void>;
-  switchSession: (key: string) => void;
-  newSession: () => void;
-  deleteSession: (key: string) => Promise<void>;
-  cleanupEmptySession: () => void;
-  loadHistory: (quiet?: boolean) => Promise<void>;
-  sendMessage: (
-    text: string,
-    attachments?: Array<{ fileName: string; mimeType: string; fileSize: number; stagedPath: string; preview: string | null }>,
-    targetAgentId?: string | null,
-  ) => Promise<void>;
-  abortRun: () => Promise<void>;
-  handleChatEvent: (event: Record<string, unknown>) => void;
-  toggleThinking: () => void;
-  refresh: () => Promise<void>;
-  clearError: () => void;
-}
+export type {
+  AttachedFileMeta,
+  ChatSession,
+  ContentBlock,
+  RawMessage,
+  ToolStatus,
+} from './chat/types';
 
 // Module-level timestamp tracking the last chat event received.
 // Used by the safety timeout to avoid false-positive "no response" errors
@@ -204,9 +112,6 @@ function isDuplicateChatEvent(eventState: string, event: Record<string, unknown>
   return false;
 }
 
-const DEFAULT_CANONICAL_PREFIX = 'agent:main';
-const DEFAULT_SESSION_KEY = `${DEFAULT_CANONICAL_PREFIX}:main`;
-
 // ── Local image cache ─────────────────────────────────────────
 // The Gateway doesn't store image attachments in session content blocks,
 // so we cache them locally keyed by staged file path (which appears in the