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http-request-action/src/httpClient.js

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const axios = require("axios");
const FormData = require('form-data')
const fs = require('fs')
const METHOD_GET = 'GET'
const METHOD_POST = 'POST'
/**
* @param {Object} param0
* @param {string} param0.method HTTP Method
* @param {{ baseURL: string; timeout: number; headers: { [name: string]: string } }} param0.instanceConfig
* @param {string} param0.data Request Body as string, default {}
* @param {string} param0.files Map of Request Files (name: absolute path) as JSON String, default: {}
* @param {{ username: string; password: string }|undefined} param0.auth Optional HTTP Basic Auth
* @param {*} param0.actions
* @param {number[]} param0.ignoredCodes Prevent Action to fail if the API response with one of this StatusCodes
* @param {boolean} param0.preventFailureOnNoResponse Prevent Action to fail if the API respond without Response
* @param {boolean} param0.escapeData Escape unescaped JSON content in data
*
* @returns {void}
*/
const request = async({ method, instanceConfig, data, files, auth, actions, ignoredCodes, preventFailureOnNoResponse, escapeData }) => {
try {
if (escapeData) {
data = data.replace(/"[^"]*"/g, (match) => {
return match.replace(/[\n\r]\s*/g, "\\n");
});
}
if (method === METHOD_GET) {
data = undefined;
}
if (files && files !== '{}') {
filesJson = convertToJSON(files)
dataJson = convertToJSON(data)
if (Object.keys(filesJson).length > 0) {
try {
data = convertToFormData(dataJson, filesJson)
instanceConfig = await updateConfig(instanceConfig, data, actions)
} catch(error) {
actions.setFailed({ message: `Unable to convert Data and Files into FormData: ${error.message}`, data: dataJson, files: filesJson })
return
}
}
}
const requestData = {
auth,
method,
data,
maxContentLength: Infinity,
maxBodyLength: Infinity
}
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actions.debug('Instance Configuration: ' + JSON.stringify(instanceConfig))
const instance = axios.create(instanceConfig);
actions.debug('Request Data: ' + JSON.stringify(requestData))
const response = await instance.request(requestData)
actions.setOutput('response', JSON.stringify(response.data))
} catch (error) {
if (error.toJSON) {
actions.setOutput('requestError', JSON.stringify(error.toJSON()));
}
if (error.response && ignoredCodes.includes(error.response.status)) {
actions.warning(JSON.stringify({ code: error.response.status, message: error.response.data }))
} else if (error.response) {
actions.setFailed(JSON.stringify({ code: error.response.status, message: error.response.data }))
} else if (error.request && !preventFailureOnNoResponse) {
actions.setFailed(JSON.stringify({ error: "no response received" }));
} else if (error.request && preventFailureOnNoResponse) {
actions.warning(JSON.stringify(error));
} else {
actions.setFailed(JSON.stringify({ message: error.message, data }));
}
}
}
/**
* @param {string} value
*
* @returns {Object}
*/
const convertToJSON = (value) => {
try {
return JSON.parse(value)
} catch(e) {
return {}
}
}
/**
* @param {Object} data
* @param {Object} files
*
* @returns {FormData}
*/
const convertToFormData = (data, files) => {
formData = new FormData()
for (const [key, value] of Object.entries(data)) {
formData.append(key, value)
}
for (const [key, value] of Object.entries(files)) {
formData.append(key, fs.createReadStream(value))
}
return formData
}
/**
* @param {{ baseURL: string; timeout: number; headers: { [name: string]: string } }} instanceConfig
* @param {FormData} formData
* @param {*} actions
*
* @returns {{ baseURL: string; timeout: number; headers: { [name: string]: string } }}
*/
const updateConfig = async (instanceConfig, formData, actions) => {
try {
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const formHeaders = formData.getHeaders()
const contentType = formHeaders['content-type']
delete formHeaders['content-type']
return {
...instanceConfig,
headers: {
...instanceConfig.headers,
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...formHeaders,
'Content-Length': await contentLength(formData),
'Content-Type': contentType
}
}
} catch(error) {
actions.setFailed({ message: `Unable to read Content-Length: ${error.message}`, data, files })
}
}
/**
* @param {FormData} formData
*
* @returns {Promise<number>}
*/
const contentLength = (formData) => new Promise((resolve, reject) => {
formData.getLength((err, length) => {
if (err) {
reject (err)
return
}
resolve(length)
})
})
module.exports = {
request,
METHOD_POST,
METHOD_GET,
}