import type { Editor } from "@tiptap/react";
import type { ElementalContent } from "@/types/elemental.types";
type ChannelType = "email" | "sms" | "push" | "inbox" | "slack" | "teams";
type TestChannelType = "email" | "sms" | "push" | "inbox" | "slack" | "msteams";
declare global {
    interface Window {
        __COURIER_CREATE_TEST__?: {
            editors: {
                email: Editor | null;
                sms: Editor | null;
                push: Editor | null;
                inbox: Editor | null;
                slack: Editor | null;
                teams: Editor | null;
            };
            currentEditor: Editor | null;
            activeChannel: ChannelType | null;
            templateEditorContent: ElementalContent | null | undefined;
            /**
             * Programmatically set the template editor content.
             * This is used for testing API-based content updates.
             */
            setTemplateEditorContent?: (content: ElementalContent | null) => void;
            /**
             * Get the current template editor content.
             * Useful for verifying content state in tests.
             */
            getTemplateEditorContent?: () => ElementalContent | null | undefined;
            /**
             * Switch to a specific channel.
             * Used in E2E tests to programmatically change channels.
             */
            setChannel?: (channel: TestChannelType) => void;
            /**
             * Get the current active channel.
             */
            getChannel?: () => TestChannelType | null;
        };
    }
}
/**
 * Initialize the test helper object on window.
 * This should only be used in test environments.
 */
export declare function initTestHelpers(): void;
/**
 * Set the editor for a specific channel and mark it as the current active editor.
 * This should only be used in test environments.
 */
export declare function setTestEditor(channel: ChannelType, editor: Editor | null): void;
/**
 * Get the current active editor for testing.
 * This should only be used in test environments.
 */
export declare function getTestEditor(): Editor | null;
/**
 * Get the editor for a specific channel.
 * This should only be used in test environments.
 */
export declare function getTestEditorByChannel(channel: ChannelType): Editor | null;
/**
 * Clear all test editors.
 * This should only be used in test environments.
 */
export declare function clearTestEditors(): void;
export {};