import { AttachmentAPI } from "timi-web-api";

/**
 * 获取附件读取地址。
 *
 * @param id 附件 ID
 * @param thumbnailSize 缩略图尺寸，不传时返回原图地址
 */
export function getAttachmentReadURL(id: string, thumbnailSize?: number): string {
	const url = AttachmentAPI.getReadURL(id);
	if (thumbnailSize === undefined) {
		return url;
	}

	const params = new URLSearchParams({
		thumbWidth: String(thumbnailSize),
		thumbHeight: String(thumbnailSize)
	});
	const separator = url.includes("?") ? "&" : "?";
	return `${url}${separator}${params.toString()}`;
}