export declare enum MessageType {
    REQUEST = "REQUEST",
    RESPONSE = "RESPONSE",
    SCRIPT_HOST_FUNCTION_REQUEST = "SCRIPT_HOST_FUNCTION_REQUEST"
}
export declare enum ResponseStatus {
    ERROR = "ERROR",
    SUCCESS = "SUCCESS"
}
export declare enum OriginType {
    GAS = "GAS",
    APP = "App"
}
export type GASStore = Record<string, {
    resolve: (value?: unknown) => void;
    reject: (reason?: unknown) => void;
}>;
export interface GasScriptData {
    type: MessageType;
}
export interface DevServerRequest extends GasScriptData {
    id: string;
    args: unknown[];
    functionName: string;
    type: MessageType.REQUEST;
}
export interface DevServerResponse extends GasScriptData {
    id: string;
    response: unknown;
    status: ResponseStatus;
    type: MessageType.RESPONSE;
}
export interface DevServerScriptHostFunctionRequest extends GasScriptData {
    type: MessageType.SCRIPT_HOST_FUNCTION_REQUEST;
    functionName: string;
    args: unknown[];
}
export interface DevServerContentWindow<Origin extends OriginType> extends Window {
    postMessage: {
        (message: Origin extends OriginType.GAS ? DevServerResponse : DevServerRequest | DevServerScriptHostFunctionRequest, targetOrigin: string, transfer?: Transferable[]): void;
        (message: any, options?: WindowPostMessageOptions): void;
    };
}
export interface AppWindow extends Window {
    parent: DevServerContentWindow<OriginType.APP>;
    gasStore: GASStore;
}
export interface DevServerRequestEvent extends MessageEvent {
    data: DevServerRequest;
}
export interface GASDevServerIFrame extends HTMLIFrameElement {
    contentWindow: DevServerContentWindow<OriginType.GAS>;
}