import type { Icon } from '@wikimedia/codex-icons';
import type { Ref } from 'vue';
import type { StatusType } from '../../types';
/**
 * Action button configuration for a toast.
 */
export interface ToastActionButton {
    /**
     * Label text for the action button.
     */
    label: string;
    /**
     * Callback function when the action button is clicked.
     */
    onClick: () => void;
}
/**
 * Options for creating a toast.
 * Provide either message (programmatic) or contentRef (declarative cdx-toast).
 */
export interface ToastOptions {
    /**
     * Toast message. Required for programmatic useToast(); omit when using contentRef.
     */
    message?: string;
    /**
     * Ref that the container will assign to the content element. Used by declarative
     * cdx-toast so slot content is teleported into the container without raw HTML.
     */
    contentRef?: Ref<HTMLElement | null>;
    /**
     * Toast type. Defaults to 'notice'.
     */
    type?: StatusType;
    /**
     * Custom icon. Only allowed for notice toasts.
     */
    icon?: Icon | null;
    /**
     * Optional action button configuration.
     */
    actionButton?: ToastActionButton;
    /**
     * Whether to prevent the user from dismissing the toast. Defaults to false
     * (user can dismiss via close button or swipe).
     */
    preventUserDismiss?: boolean;
    /**
     * Callback function when the toast is dismissed by the user.
     */
    onUserDismissed?: () => void;
    /**
     * Callback function when the toast is automatically dismissed.
     */
    onAutoDismissed?: () => void;
    /**
     * Enable automatic dismissal. Can be set to `true` for default 4000ms,
     * a number for custom duration in milliseconds, or `false` to disable.
     */
    autoDismiss?: boolean | number;
}
/**
 * Toast instance with all required properties.
 */
export interface Toast extends ToastOptions {
    /**
     * Unique identifier for the toast.
     */
    id: string;
}
/**
 * Toast as stored in reactive toastStore. contentRef is kept in contentRefsById.
 */
export type ToastInStore = Omit<Toast, 'contentRef'>;
/**
 * Updatable toast options. Used to reactively update a toast in the store (e.g. when
 * declarative CdxToast props change). Excludes message, contentRef, and callbacks.
 */
export type ToastUpdateOptions = Pick<ToastOptions, 'type' | 'icon' | 'actionButton' | 'autoDismiss' | 'preventUserDismiss'>;
/**
 * Return type for the useToast composable.
 */
export interface UseToastReturn {
    /**
     * Show a toast notification.
     *
     * @param options Toast options
     * @return Toast ID
     */
    show: (options: ToastOptions) => string;
    /**
     * Dismiss a toast by ID.
     *
     * @param id Toast ID
     */
    dismiss: (id: string) => void;
    /**
     * Update an existing toast by ID. Only display-related options are applied;
     * callbacks and contentRef are unchanged. Used by CdxToast to keep the store
     * in sync when props change.
     *
     * @param id Toast ID
     * @param options Partial updatable options
     */
    update: (id: string, options: Partial<ToastUpdateOptions>) => void;
    /**
     * Clear all toasts.
     */
    clear: () => void;
    /**
     * Show a success toast.
     *
     * @param message Toast message
     * @param opts Additional toast options (excluding message and type)
     * @return Toast ID
     */
    success: (message: string, opts?: Omit<ToastOptions, 'message' | 'type'>) => string;
    /**
     * Show an error toast.
     *
     * @param message Toast message
     * @param opts Additional toast options (excluding message and type)
     * @return Toast ID
     */
    error: (message: string, opts?: Omit<ToastOptions, 'message' | 'type'>) => string;
    /**
     * Show a notice/info toast.
     *
     * @param message Toast message
     * @param opts Additional toast options (excluding message and type)
     * @return Toast ID
     */
    info: (message: string, opts?: Omit<ToastOptions, 'message' | 'type'>) => string;
    /**
     * Show a warning toast.
     *
     * @param message Toast message
     * @param opts Additional toast options (excluding message and type)
     * @return Toast ID
     */
    warning: (message: string, opts?: Omit<ToastOptions, 'message' | 'type'>) => string;
}