import 'koishi-plugin-puppeteer';
import { Context } from 'koishi';
export interface FortuneData {
    score: number;
    randomNum: number;
    sentence: string;
    sentenceFrom: string;
    dos: string;
    donts: string;
    luckyColor: string;
    luckyNumber: number;
    solarDate: string;
}
export declare const COLOR_MAP: Record<string, string>;
export declare const COLOR_NAME_MAP: Record<string, string>;
/**
 * 计算运势数据
 */
export declare function calculateFortune(ctx: Context, userId: string, targetDate: Date, isTomorrow?: boolean): Promise<FortuneData>;
/**
 * 获取图片并转换为 base64 格式，支持超时和备用图片
 */
export declare function getFortuneImageBase64(randomNum: number): Promise<string>;
/**
 * 构建运势图片的 HTML 内容
 */
export declare function buildFortuneHtml(fortuneData: FortuneData, isTomorrow?: boolean): Promise<string>;
/**
 * 获取颜色的十六进制值
 */
export declare function getColorValue(colorName: string): string;