IGN API Carto MCP Server

// API Carto IGN base URL export const API_BASE_URL = "https://apicarto.ign.fr/api"; // Character limit for responses export const CHARACTER_LIMIT = 50000; // Response format enum export enum ResponseFormat { JSON = "json", MARKDOWN = "markdown", } // GeoJSON types export interface GeoJSONGeometry { type: "Point" | "LineString" | "Polygon" | "MultiPoint" | "MultiLineString" | "MultiPolygon"; coordinates: number[] | number[][] | number[][][] | number[][][][]; } export interface GeoJSONFeature { type: "Feature"; geometry: GeoJSONGeometry; properties: Record<string, unknown>; } export interface GeoJSONFeatureCollection { type: "FeatureCollection"; features: GeoJSONFeature[]; } // Commune response from codes-postaux export interface CommuneResponse { codePostal: string; codeCommune: string; nomCommune: string; libelleAcheminement: string; } // Nature layers export type NatureLayer = | "natura2000-oiseaux" | "natura2000-habitat" | "rnc" | "rnn" | "rncf" | "pn" | "pnr" | "znieff1" | "znieff2" | "sic" | "zps"; // GPU layers export type GPULayer = | "municipality" | "document" | "zone-urba" | "secteur-cc" | "prescription-surf" | "prescription-lin" | "prescription-pct" | "info-surf" | "info-lin" | "info-pct" | "assiette-sup-s" | "assiette-sup-l" | "assiette-sup-p" | "generateur-sup-s" | "generateur-sup-l" | "generateur-sup-p"; // Cadastre source export type CadastreSource = "pci" | "bdparcellaire"; // API Error export class ApiCartoError extends Error { constructor( message: string, public statusCode?: number, public details?: string ) { super(message); this.name = "ApiCartoError"; } }