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import MemoryStorage from '../infrastructures/MemoryStorage';
const CURRENT_SELECTED_KEY = 'tabs.current.selected';
const LAST_SELECTED_KEY = 'tabs.last.selected';
type Tab = browser.tabs.Tab;
export default interface TabPresenter {
open(url: string, tabId?: number): Promise<Tab>;
create(url: string, opts?: object): Promise<Tab>;
getCurrent(): Promise<Tab>;
getAll(): Promise<Tab[]>;
getLastSelectedId(): Promise<number | undefined>;
getByKeyword(keyword: string, excludePinned: boolean): Promise<Tab[]>;
select(tabId: number): Promise<void>;
remove(ids: number[]): Promise<void>;
reopen(): Promise<void>;
reload(tabId: number, cache: boolean): Promise<void>;
setPinned(tabId: number, pinned: boolean): Promise<void>;
duplicate(id: number): Promise<Tab>;
getZoom(tabId: number): Promise<number>;
setZoom(tabId: number, factor: number): Promise<void>;
onSelected(
listener: (arg: { tabId: number, windowId: number}) => void,
): void;
}
export class TabPresenterImpl implements TabPresenter {
open(url: string, tabId?: number): Promise<Tab> {
return browser.tabs.update(tabId, { url });
}
create(url: string, opts?: object): Promise<Tab> {
return browser.tabs.create({ url, ...opts });
}
async getCurrent(): Promise<Tab> {
const tabs = await browser.tabs.query({
active: true, currentWindow: true
});
return tabs[0];
}
getAll(): Promise<Tab[]> {
return browser.tabs.query({ currentWindow: true });
}
async getLastSelectedId(): Promise<number | undefined> {
const cache = new MemoryStorage();
const tabId = await cache.get(LAST_SELECTED_KEY);
if (tabId === null || typeof tabId === 'undefined') {
return;
}
return tabId;
}
async getByKeyword(
keyword: string, excludePinned = false,
): Promise<Tab[]> {
const tabs = await browser.tabs.query({ currentWindow: true });
return tabs.filter((t) => {
return t.url && t.url.toLowerCase().includes(keyword.toLowerCase()) ||
t.title && t.title.toLowerCase().includes(keyword.toLowerCase());
}).filter((t) => {
return !(excludePinned && t.pinned);
});
}
async select(tabId: number): Promise<void> {
await browser.tabs.update(tabId, { active: true });
}
async remove(ids: number[]): Promise<void> {
await browser.tabs.remove(ids);
}
async reopen(): Promise<void> {
const window = await browser.windows.getCurrent();
const sessions = await browser.sessions.getRecentlyClosed();
const session = sessions.find((s) => {
return s.tab && s.tab.windowId === window.id;
});
if (!session) {
return;
}
if (session.tab && session.tab.sessionId) {
await browser.sessions.restore(session.tab.sessionId);
} else if (session.window && session.window.sessionId) {
await browser.sessions.restore(session.window.sessionId);
}
}
async reload(tabId: number, cache: boolean): Promise<void> {
await browser.tabs.reload(tabId, { bypassCache: cache });
}
async setPinned(tabId: number, pinned: boolean): Promise<void> {
await browser.tabs.update(tabId, { pinned });
}
duplicate(id: number): Promise<Tab> {
return browser.tabs.duplicate(id);
}
getZoom(tabId: number): Promise<number> {
return browser.tabs.getZoom(tabId);
}
setZoom(tabId: number, factor: number): Promise<void> {
return browser.tabs.setZoom(tabId, factor);
}
onSelected(
listener: (arg: { tabId: number, windowId: number}) => void,
): void {
browser.tabs.onActivated.addListener(listener);
}
}
const tabPresenter = new TabPresenterImpl();
tabPresenter.onSelected((tab: any) => {
const cache = new MemoryStorage();
const lastId = cache.get(CURRENT_SELECTED_KEY);
if (lastId) {
cache.set(LAST_SELECTED_KEY, lastId);
}
cache.set(CURRENT_SELECTED_KEY, tab.tabId);
});
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