@sap-ai-sdk/core/dist/context.js

**This package is designed for internal usage and should not be consumed directly.**

import { createLogger } from '@sap-cloud-sdk/util';
import { assertHttpDestination, getServiceBinding, transformServiceBindingToDestination, useOrFetchDestination } from '@sap-cloud-sdk/connectivity';
const logger = createLogger({
    package: 'core',
    messageContext: 'context'
});
let aiCoreServiceBinding;
/**
 * Returns a destination object.
 * @param destination - The destination to use for the request.
 * @returns The destination object.
 */
export async function getAiCoreDestination(destination) {
    // If Destination is provided, get the destination and return it.
    if (destination) {
        // If fetch options provided, by default cache the destination.
        if (destination.destinationName !== undefined &&
            destination.useCache === undefined) {
            destination.useCache = true;
        }
        const resolvedDestination = await useOrFetchDestination(destination);
        if (!resolvedDestination) {
            throw new Error('Could not resolve destination.');
        }
        assertHttpDestination(resolvedDestination);
        return resolvedDestination;
    }
    // Otherwise, get the destination from env or service binding with default service name "aicore".
    if (!aiCoreServiceBinding) {
        aiCoreServiceBinding =
            getAiCoreServiceKeyFromEnv() || getServiceBinding('aicore');
        if (!aiCoreServiceBinding) {
            throw new Error('Could not find service credentials for AI Core. Please check the service binding.');
        }
    }
    const aiCoreDestination = (await transformServiceBindingToDestination(aiCoreServiceBinding, {
        useCache: true
    }));
    return aiCoreDestination;
}
function getAiCoreServiceKeyFromEnv() {
    const credentials = parseServiceKeyFromEnv(process.env['AICORE_SERVICE_KEY']);
    if (credentials) {
        logger.info('Found a service key in environment variable "AICORE_SERVICE_KEY". Using a service key is recommended for local testing only. Bind the AI Core service to the application for productive usage.');
        return {
            credentials,
            label: 'aicore',
            name: 'aicore',
            tags: ['aicore']
        };
    }
}
function parseServiceKeyFromEnv(aiCoreEnv) {
    if (aiCoreEnv) {
        try {
            return JSON.parse(aiCoreEnv);
        }
        catch (err) {
            throw new Error('Error in parsing service key from the "AICORE_SERVICE_KEY" environment variable.', { cause: err });
        }
    }
}
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