/**
* Configuration module for AusLaw MCP
* Loads configuration from environment variables with defaults
*/
export interface Config {
austlii: {
searchBase: string;
referer: string;
userAgent: string;
timeout: number;
};
jade: {
baseUrl: string;
userAgent: string;
timeout: number;
};
ocr: {
language: string;
oem: number;
psm: number;
};
defaults: {
searchLimit: number;
maxSearchLimit: number;
outputFormat: string;
sortBy: string;
};
}
/**
* Load configuration from environment variables with sensible defaults.
*
* @returns A fully-populated {@link Config} object
*/
export function loadConfig(): Config {
return {
austlii: {
searchBase: process.env.AUSTLII_SEARCH_BASE ||
"https://www.austlii.edu.au/cgi-bin/sinosrch.cgi",
referer: process.env.AUSTLII_REFERER ||
"https://www.austlii.edu.au/forms/search1.html",
userAgent: process.env.AUSTLII_USER_AGENT ||
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36",
timeout: parseInt(process.env.AUSTLII_TIMEOUT || "60000", 10), // AustLII can be slow
},
jade: {
baseUrl: process.env.JADE_BASE_URL || "https://jade.io",
userAgent: process.env.JADE_USER_AGENT || "auslaw-mcp/0.1.0 (legal research tool)",
timeout: parseInt(process.env.JADE_TIMEOUT || "15000", 10),
},
ocr: {
language: process.env.OCR_LANGUAGE || "eng",
oem: parseInt(process.env.OCR_OEM || "1", 10),
psm: parseInt(process.env.OCR_PSM || "3", 10),
},
defaults: {
searchLimit: parseInt(process.env.DEFAULT_SEARCH_LIMIT || "10", 10),
maxSearchLimit: parseInt(process.env.MAX_SEARCH_LIMIT || "50", 10),
outputFormat: process.env.DEFAULT_OUTPUT_FORMAT || "json",
sortBy: process.env.DEFAULT_SORT_BY || "auto",
},
};
}
// Export a singleton instance
export const config = loadConfig();
