@sap-ai-sdk/core/dist/http-client.js

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

import { Readable } from 'node:stream';
import { json } from 'node:stream/consumers';
import { ErrorWithCause, mergeIgnoreCase, removeLeadingSlashes, removeTrailingSlashes } from '@sap-cloud-sdk/util';
import { executeHttpRequest } from '@sap-cloud-sdk/http-client';
import { getAiCoreDestination } from './context.js';
/**
 * Executes a request to the AI Core service.
 * @param endpointOptions - The options to call an endpoint.
 * @param data - The input parameters for the request.
 * @param requestConfig - The request configuration.
 * @param destination - The destination to use for the request.
 * @returns The {@link HttpResponse} from the AI Core service.
 */
export async function executeRequest(endpointOptions, data, requestConfig, destination) {
    const aiCoreDestination = await getAiCoreDestination(destination);
    const { url, apiVersion, resourceGroup = 'default' } = endpointOptions;
    const mergedRequestConfig = {
        ...mergeWithDefaultRequestConfig(apiVersion, resourceGroup, requestConfig),
        data: JSON.stringify(data)
    };
    try {
        const response = await executeHttpRequest({ ...aiCoreDestination, url: getTargetUrl(aiCoreDestination.url, url) }, mergedRequestConfig, {
            fetchCsrfToken: false
        });
        return response;
    }
    catch (error) {
        // TODO: remove this after the axios issue (https://github.com/axios/axios/issues/6468) has been fixed.
        await handleStreamError(error);
        throw new ErrorWithCause(`Request failed with status code ${error.status}.`, error);
    }
}
async function handleStreamError(error) {
    if (error.response?.data && error.config.responseType === 'stream') {
        const readable = Readable.from(error.response.data);
        error.response.data = await json(readable);
    }
}
function mergeWithDefaultRequestConfig(apiVersion, resourceGroup, requestConfig) {
    const defaultConfig = {
        method: 'post',
        headers: {
            'content-type': 'application/json',
            'ai-resource-group': resourceGroup,
            'ai-client-type': 'AI SDK JavaScript'
        },
        params: apiVersion ? { 'api-version': apiVersion } : {}
    };
    return {
        ...defaultConfig,
        ...requestConfig,
        headers: mergeIgnoreCase(defaultConfig.headers, requestConfig?.headers),
        params: mergeIgnoreCase(defaultConfig.params, requestConfig?.params)
    };
}
/**
 * Get target url with endpoint path appended.
 * Append path `v2` if the url contains empty pathname `/`.
 * @param url - The url, e.g., `http://example.com` or `http://example.com:8000/abc`.
 * @param endpointPath - The path to the endpoint, e.g., `/some/endpoint`.
 * @returns Target url combining the url and endpoint path.
 * @internal
 */
export function getTargetUrl(url, endpointPath) {
    // Remove the last trailing slash
    url = removeTrailingSlashes(url);
    // Remove the first leading slashes
    endpointPath = removeLeadingSlashes(endpointPath);
    const urlObj = new URL(url);
    if (urlObj.pathname === '/') {
        return url + '/v2/' + endpointPath;
    }
    return url + '/' + endpointPath;
}
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