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// SPDX-License-Identifier: Apache-2.0
/**
* @module Types/Visualization
* @description Type definitions for SWOT analysis and dashboard visualization
* components. These types enable agentic workflows to extend any article type
* with structured SWOT diagrams and data dashboards using data from MCP
* servers or other data sources.
*/
// ─── SWOT Analysis types ─────────────────────────────────────────────────────
/**
* A single item within a SWOT quadrant.
* Represents one strength, weakness, opportunity, or threat.
*/
export interface SwotItem {
/** Description of the SWOT item */
readonly text: string;
/** Optional severity/importance level */
readonly severity?: 'low' | 'medium' | 'high';
}
/**
* Complete SWOT analysis data structure.
* Used by agentic workflows to generate strategic analysis visualizations
* for any article type using data from European Parliament MCP or other sources.
*
* @example
* ```typescript
* const swot: SwotAnalysis = {
* title: 'Digital Markets Act — Strategic Assessment',
* strengths: [{ text: 'Broad political support', severity: 'high' }],
* weaknesses: [{ text: 'Complex enforcement mechanisms', severity: 'medium' }],
* opportunities: [{ text: 'Global regulatory leadership', severity: 'high' }],
* threats: [{ text: 'Industry lobbying resistance', severity: 'medium' }],
* };
* ```
*/
export interface SwotAnalysis {
/** Optional title for the SWOT analysis */
readonly title?: string;
/** Internal strengths — positive factors within EU Parliament control */
readonly strengths: readonly SwotItem[];
/** Internal weaknesses — negative factors within EU Parliament control */
readonly weaknesses: readonly SwotItem[];
/** External opportunities — positive external factors */
readonly opportunities: readonly SwotItem[];
/** External threats — negative external factors */
readonly threats: readonly SwotItem[];
}
// ─── SWOT Localization ───────────────────────────────────────────────────────
/**
* Localized strings for SWOT analysis section headings, quadrant labels,
* and accessible descriptions. Used by SWOT visualization generators
* (including `buildSwotSection()`) for multi-language article rendering.
*/
export interface SwotStrings {
/** Section heading (e.g. "SWOT Analysis") */
readonly sectionHeading: string;
/** Quadrant labels */
readonly strengthsLabel: string;
readonly weaknessesLabel: string;
readonly opportunitiesLabel: string;
readonly threatsLabel: string;
/** Accessible quadrant descriptions */
readonly strengthsDesc: string;
readonly weaknessesDesc: string;
readonly opportunitiesDesc: string;
readonly threatsDesc: string;
/** Axis labels */
readonly internalLabel: string;
readonly externalLabel: string;
}
// ─── Dashboard types ─────────────────────────────────────────────────────────
/**
* A single key metric displayed as a card in a dashboard.
*/
export interface DashboardMetric {
/** Human-readable label for the metric */
readonly label: string;
/** Formatted display value (e.g. "85%", "1,234", "€2.5M") */
readonly value: string;
/** Optional percentage change from previous period */
readonly change?: number;
/** Optional trend direction */
readonly trend?: 'up' | 'down' | 'stable';
/** Optional unit suffix (e.g. "%", "MEPs", "votes") */
readonly unit?: string;
}
/**
* A single dataset within a chart.
* Maps to Chart.js dataset configuration.
*/
export interface ChartDataset {
/** Dataset label (shown in legend) */
readonly label: string;
/** Numeric data points */
readonly data: readonly number[];
/** Background color(s) — single color or array for per-point colors */
readonly backgroundColor?: string | readonly string[];
/** Border color(s) — single color or array for per-point colors */
readonly borderColor?: string | readonly string[];
}
/**
* Chart data configuration.
* Maps to Chart.js data structure.
*/
export interface ChartData {
/** Category labels for the x-axis or pie segments */
readonly labels: readonly string[];
/** One or more datasets to plot */
readonly datasets: readonly ChartDataset[];
}
/**
* Chart configuration for dashboard visualizations.
* Generates a `<canvas>` element with embedded JSON configuration
* that can be hydrated by Chart.js on the client side.
*/
export interface ChartConfig {
/** Chart type — matches Chart.js chart types */
readonly type: 'bar' | 'line' | 'pie' | 'doughnut' | 'radar';
/** Chart title displayed above the chart */
readonly title?: string;
/** Chart data (labels + datasets) */
readonly data: ChartData;
/** Optional Chart.js options override */
readonly options?: Record<string, unknown>;
}
/**
* A single panel within a dashboard.
* Can contain metrics, a chart, or both.
*/
export interface DashboardPanel {
/** Panel heading */
readonly title: string;
/** Optional key metrics displayed as cards */
readonly metrics?: readonly DashboardMetric[];
/** Optional chart configuration */
readonly chart?: ChartConfig;
}
/**
* Complete dashboard configuration.
* Used by agentic workflows to generate data dashboards for any article type
* using data from European Parliament MCP, World Bank API, or other sources.
*
* @example
* ```typescript
* const dashboard: DashboardConfig = {
* title: 'Legislative Activity Overview',
* panels: [
* {
* title: 'Voting Statistics',
* metrics: [
* { label: 'Total Votes', value: '1,234', trend: 'up', change: 5.2 },
* { label: 'Participation Rate', value: '87%', trend: 'stable' },
* ],
* chart: {
* type: 'bar',
* data: {
* labels: ['EPP', 'S&D', 'Renew', 'Greens/EFA'],
* datasets: [{ label: 'Votes Cast', data: [400, 350, 200, 150] }],
* },
* },
* },
* ],
* };
* ```
*/
export interface DashboardConfig {
/** Dashboard heading */
readonly title?: string;
/** Dashboard panels — each contains metrics and/or a chart */
readonly panels: readonly DashboardPanel[];
}
// ─── Dashboard Localization ──────────────────────────────────────────────────
/**
* Localized strings for dashboard section UI text.
* Used for multi-language dashboard and article rendering.
*/
export interface DashboardStrings {
/** Default section heading (e.g. "Dashboard") */
readonly sectionHeading: string;
/** Trend aria-label prefix (e.g. "Trend:") */
readonly trendPrefix: string;
/** Fallback text when chart has no data */
readonly noChartData: string;
/** Default chart aria-label */
readonly chartLabel: string;
}
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