Method run

src/i18n/selectLocaleAction.ts:42–105

(accessor: ServicesAccessor)

    }

    run(accessor: ServicesAccessor): Promise<void> {
        const quickInputService = accessor.get(IQuickInputService);
        const data = this.localeService.getLocales();
        const current = this.localeService.getCurrentLocale();

        const picks: QuickPickInput<ILocale>[] = data.map((item: ILocale) => {
            return {
                id: item.id,
                label: item.name,
                description: item.description,
            };
        });

        let timer: number | undefined;

        const onSelect = (locale: ILocale | undefined, apply: boolean) => {
            if (timer) {
                clearTimeout(timer);
            }
            timer = window.setTimeout(
                () => {
                    timer = undefined;
                    if (locale && locale.id) {
                        this.localeService.setCurrentLocale(locale.id);
                    }
                },
                apply ? 0 : 200
            );
        };

        return new Promise((resolve) => {
            let isCompleted = false;

            const autoFocusIndex = picks.findIndex((p) => p.id === current?.id);
            const quickPick = quickInputService.createQuickPick<ILocale>();
            quickPick.items = picks;

            quickPick.placeholder = localize(
                'locale.select',
                'Select Display Language (Up/Down Keys to Preview)'
            );

            quickPick.activeItems = [picks[autoFocusIndex]];
            quickPick.canSelectMany = false;
            quickPick.onDidAccept((_) => {
                const item = quickPick.activeItems[0];
                if (item) {
                    onSelect(item, true);
                }
                isCompleted = true;
                quickPick.hide();
                resolve();
            });

            quickPick.onDidHide(() => {
                if (!isCompleted) {
                    onSelect(current, true);
                    resolve();