refactor

src/common/index.ts

@@ -0,0 +1,28 @@
+export enum Actions {
+    // from background to content script
+    EXTRACT = 1,
+    GOTO_URL,
+    PING,
+    QUERY_URL,
+    SCROLL_BOTTOM,
+    SLEEP,
+    WAKEUP,
+    // from popup to background script
+    UPLOAD_STATE,
+    // from content to background script
+    REPORT_NEW_PAGE,
+}
+
+export interface Request {
+    action: Actions
+    itemsSelector?: string
+    fieldSelectors?: string[]
+    url?: string
+    fileName?: string
+    state?: string
+}
+
+export interface Response<T> {
+    result: T;
+    error: string;
+}