Method sendMessage

src/background/tab-manager.ts:447–482

(onlyUpdateActiveTab = false)

    // and not just that tab as Dark Reader currently doesn't have per-tab operations,
    // this should be the expected behavior.
    static async sendMessage(onlyUpdateActiveTab = false): Promise<void> {
        TabManager.timestamp++;

        const activeTabHostname = onlyUpdateActiveTab ? getURLHostOrProtocol(await TabManager.getActiveTabURL()) : null;

        (await queryTabs({discarded: false}))
            .filter((tab) => Boolean(TabManager.tabs[tab.id!]))
            .forEach((tab) => {
                const frames = TabManager.tabs[tab.id!];
                Object.entries(frames)
                    .filter(([, {state}]) => state === DocumentState.ACTIVE || state === DocumentState.PASSIVE)
                    .forEach(async ([id, {url, documentId, scriptId, isTop}]) => {
                        const frameId = Number(id);
                        const tabURL = await TabManager.getTabURL(tab);

                        // Check if hostname are equal when we only want to update active tab.
                        if (onlyUpdateActiveTab && getURLHostOrProtocol(tabURL) !== activeTabHostname) {
                            return;
                        }

                        const message = TabManager.getTabMessage(tabURL, url!, isTop || false);
                        message.scriptId = scriptId;

                        if (tab.active && isTop) {
                            TabManager.sendDocumentMessage(tab!.id!, documentId!, message, frameId);
                        } else {
                            setTimeout(() => {
                                TabManager.sendDocumentMessage(tab!.id!, documentId!, message, frameId);
                            });
                        }
                        if (TabManager.tabs[tab.id!][frameId]) {
                            TabManager.tabs[tab.id!][frameId].timestamp = TabManager.timestamp;
                        }
                    });
            });
    }

    static canAccessTab(tab: chrome.tabs.Tab | null): boolean {
        return tab && Boolean(TabManager.tabs[tab.id!]) || false;