/**
 * @file report-renderer.ts — HTML 报告模板渲染器
 * @description 将结构化 ReportData 渲染为完整 HTML 报表（ECharts + 指标卡 + 表格 + 标签）
 * 移植自 html-renderer.cjs，新增 radar / gauge 图表类型和 kv-list block 类型
 */
export interface ReportMetricItem {
    icon?: string;
    label: string;
    value: string | number;
    sub?: string;
}
export interface ReportChartData {
    type: 'bar' | 'bar-horizontal' | 'line' | 'pie' | 'doughnut' | 'radar' | 'gauge';
    data: Array<{
        name: string;
        value: number;
    }>;
    /** chart title (markdown-parser 将其提升为 block.title 渲染为图表标题) */
    title?: string;
    /** bar chart Y axis name */
    yName?: string;
    /** bar chart label rotation */
    rotate?: number;
    /** line chart multi-series */
    datasets?: Array<{
        name: string;
        data: number[];
    }>;
    /** radar chart indicators */
    indicators?: Array<{
        name: string;
        max: number;
    }>;
    /** gauge chart max value */
    max?: number;
    /** chart height override */
    height?: number;
}
export interface ReportTableData {
    headers: string[];
    rows: (string | number)[][];
    ranked?: boolean;
}
export interface ReportTagGroup {
    label?: string;
    items: string[];
    style?: 'accent' | 'accent2' | 'purple' | 'warning' | 'success' | 'info' | '';
}
export interface ReportKvItem {
    label: string;
    value: string | number;
    highlight?: boolean;
}
export interface ReportBlock {
    type: 'chart' | 'table' | 'tags' | 'text' | 'alerts' | 'kv-list';
    id?: string;
    title?: string;
    chart?: ReportChartData;
    table?: ReportTableData;
    groups?: ReportTagGroup[];
    content?: string;
    items?: string[];
    kvItems?: ReportKvItem[];
}
export interface ReportSection {
    title?: string;
    layout?: 'grid-2' | 'full';
    blocks: ReportBlock[];
}
export interface ReportAction {
    label: string;
    prompt?: string;
    primary?: boolean;
}
export interface ReportData {
    title: string;
    subtitle?: string;
    theme?: 'dark' | 'light';
    date?: string;
    lang?: string;
    metrics?: ReportMetricItem[];
    sections?: ReportSection[];
    actions?: ReportAction[];
    footer?: string;
}
/**
 * 将 ReportData 渲染为完整 HTML 字符串
 */
export declare function renderReport(data: ReportData, templatesDir?: string): Promise<string>;
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