// Copyright: Ankitects Pty Ltd and contributors
// License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html

/* eslint
@typescript-eslint/no-non-null-assertion: "off",
 */

import { fieldFocused } from "./toolbar";
import type { EditingArea } from "./editing-area";

import { saveField } from "./saving";
import { bridgeCommand } from "./lib";
import { getCurrentField } from "./helpers";

export function deferFocusDown(editingArea: EditingArea): void {
    editingArea.focus();
    editingArea.caretToEnd();

    if (editingArea.getSelection().anchorNode === null) {
        // selection is not inside editable after focusing
        editingArea.caretToEnd();
    }

    bridgeCommand(`focus:${editingArea.ord}`);
    fieldFocused.set(true);
}

export function saveFieldIfFieldChanged(
    editingArea: EditingArea,
    focusTo: Element | null
): void {
    const fieldChanged =
        editingArea !== getCurrentField() && !editingArea.contains(focusTo);

    saveField(editingArea, fieldChanged ? "blur" : "key");
    fieldFocused.set(false);

    if (fieldChanged) {
        editingArea.resetHandles();
    }
}