import { TemplateRef } from '@angular/core';
import { MotionOptions } from '@primeuix/motion';
import { MenuItem, PassThrough, PassThroughOption } from 'primeng/api';

/**
 * Processed menu item used internally by PanelMenu.
 */
interface ProcessedMenuItem {
    /**
     * Unique key for the item.
     */
    key: string;
    /**
     * Original menu item.
     */
    item: MenuItem;
    /**
     * Child items.
     */
    items?: ProcessedMenuItem[];
    /**
     * Whether the item is expanded.
     */
    expanded?: boolean;
    /**
     * Whether this is a separator.
     */
    separator?: boolean;
    /**
     * Nesting level.
     */
    level: number;
    /**
     * Index within siblings.
     */
    index: number;
    /**
     * Parent processed item.
     */
    parent?: ProcessedMenuItem;
    /**
     * Parent item's key.
     */
    parentKey: string;
    /**
     * Item icon.
     */
    icon?: string;
    /**
     * Item badge.
     */
    badge?: string;
}
/**
 * Custom pass-through(pt) options.
 * @template I Type of instance.
 *
 * @see {@link PanelMenu.pt}
 * @group Interface
 */
interface PanelMenuPassThroughOptions<I = unknown> {
    /**
     * Used to pass attributes to the root's DOM element.
     */
    root?: PassThroughOption<HTMLDivElement, I>;
    /**
     * Used to pass attributes to the panel's DOM element.
     */
    panel?: PassThroughOption<HTMLDivElement, I>;
    /**
     * Used to pass attributes to the header's DOM element.
     */
    header?: PassThroughOption<HTMLDivElement, I>;
    /**
     * Used to pass attributes to the header content's DOM element.
     */
    headerContent?: PassThroughOption<HTMLDivElement, I>;
    /**
     * Used to pass attributes to the header link's DOM element.
     */
    headerLink?: PassThroughOption<HTMLAnchorElement, I>;
    /**
     * Used to pass attributes to the submenu icon's DOM element.
     */
    submenuIcon?: PassThroughOption<SVGElement, I>;
    /**
     * Used to pass attributes to the header icon's DOM element.
     */
    headerIcon?: PassThroughOption<HTMLSpanElement, I>;
    /**
     * Used to pass attributes to the header label's DOM element.
     */
    headerLabel?: PassThroughOption<HTMLSpanElement, I>;
    /**
     * Used to pass attributes to the toggleable content's DOM element.
     */
    contentContainer?: PassThroughOption<HTMLDivElement, I>;
    /**
     * Used to pass attributes to the toggleable content's DOM element.
     */
    contentWrapper?: PassThroughOption<HTMLDivElement, I>;
    /**
     * Used to pass attributes to the menu content's DOM element.
     */
    content?: PassThroughOption<HTMLDivElement, I>;
    /**
     * Used to pass attributes to the root list's DOM element.
     */
    rootList?: PassThroughOption<HTMLUListElement, I>;
    /**
     * Used to pass attributes to the submenu's DOM element.
     */
    submenu?: PassThroughOption<HTMLUListElement, I>;
    /**
     * Used to pass attributes to the item's DOM element.
     */
    item?: PassThroughOption<HTMLLIElement, I>;
    /**
     * Used to pass attributes to the item content's DOM element.
     */
    itemContent?: PassThroughOption<HTMLDivElement, I>;
    /**
     * Used to pass attributes to the item link's DOM element.
     */
    itemLink?: PassThroughOption<HTMLAnchorElement, I>;
    /**
     * Used to pass attributes to the item icon's DOM element.
     */
    itemIcon?: PassThroughOption<HTMLSpanElement, I>;
    /**
     * Used to pass attributes to the item label's DOM element.
     */
    itemLabel?: PassThroughOption<HTMLSpanElement, I>;
    /**
     * Used to pass attributes to the separator's DOM element.
     */
    separator?: PassThroughOption<HTMLLIElement, I>;
    /**
     * Used to pass options to the motion component/directive.
     */
    motion?: MotionOptions;
}
/**
 * Defines valid pass-through options in PanelMenu.
 * @see {@link PanelMenuPassThroughOptions}
 *
 * @template I Type of instance.
 */
type PanelMenuPassThrough<I = unknown> = PassThrough<I, PanelMenuPassThroughOptions<I>>;
/**
 * Custom item template context.
 * @group Interface
 */
interface PanelMenuItemTemplateContext {
    /**
     * Item instance.
     */
    $implicit: MenuItem;
}
/**
 * Defines valid templates in PanelMenu.
 * @group Templates
 */
interface PanelMenuTemplates {
    /**
     * Custom item template.
     * @param {PanelMenuItemTemplateContext} context - item context.
     */
    item(context: PanelMenuItemTemplateContext): TemplateRef<PanelMenuItemTemplateContext>;
    /**
     * Custom template of submenuicon.
     */
    submenuicon(): TemplateRef<void>;
    /**
     * Custom template of headericon.
     */
    headericon(): TemplateRef<void>;
}

export type { PanelMenuItemTemplateContext, PanelMenuPassThrough, PanelMenuPassThroughOptions, PanelMenuTemplates, ProcessedMenuItem };