50 lines
1.3 KiB
TypeScript
50 lines
1.3 KiB
TypeScript
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/*
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* SPDX-FileCopyrightText: syuilo and misskey-project
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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export const postMessageEventTypes = [
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'misskey:embed:ready',
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'misskey:embed:changeHeight',
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] as const;
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export type PostMessageEventType = typeof postMessageEventTypes[number];
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export interface PostMessageEventPayload extends Record<PostMessageEventType, any> {
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'misskey:embed:ready': undefined;
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'misskey:embed:changeHeight': {
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height: number;
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};
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}
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export type MiPostMessageEvent<T extends PostMessageEventType = PostMessageEventType> = {
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type: T;
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iframeId?: string;
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payload?: PostMessageEventPayload[T];
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}
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let defaultIframeId: string | null = null;
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export function setIframeId(id: string): void {
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if (defaultIframeId != null) return;
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if (_DEV_) console.log('setIframeId', id);
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defaultIframeId = id;
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}
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/**
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* 親フレームにイベントを送信
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*/
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export function postMessageToParentWindow<T extends PostMessageEventType = PostMessageEventType>(type: T, payload?: PostMessageEventPayload[T], iframeId: string | null = null): void {
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let _iframeId = iframeId;
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if (_iframeId == null) {
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_iframeId = defaultIframeId;
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}
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if (_DEV_) console.log('postMessageToParentWindow', type, _iframeId, payload);
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window.parent.postMessage({
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type,
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iframeId: _iframeId,
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payload,
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}, '*');
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}
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