regions.js

/**
 * Region-specific API hosts, selected via REGION in .env.
 *
 * lyticsApiRoot — direct Lytics API (script.js, segment.js, flow-experience.js)
 * csGatewayRoot — Contentstack proxy gateway (new-script.js, segment-flow.js)
 */
const REGIONS = {
    NA: {
        lyticsApiRoot: "https://api.lytics.io",
        csGatewayRoot: "https://lytics-api.contentstack.com/api-gateway",
    },
    EU: {
        lyticsApiRoot: "https://eu-api.lytics.io",
        csGatewayRoot: "https://eu-lytics-api.contentstack.com/api-gateway",
    },
    // No known Azure-NA-specific host for the direct Lytics API — falls back
    // to the standard NA root. Update if that changes.
    "AZURE-NA": {
        lyticsApiRoot: "https://api.lytics.io",
        csGatewayRoot: "https://azure-na-lytics-api.contentstack.com/api-gateway",
    },
};

function getRegionConfig() {
    const region = (process.env.REGION || "NA").toUpperCase();
    const config = REGIONS[region];
    if (!config) {
        throw new Error(`Unknown REGION "${region}" in .env. Valid options: ${Object.keys(REGIONS).join(", ")}`);
    }
    return { region, ...config };
}

module.exports = { REGIONS, getRegionConfig };