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Javascript-Apollo.ApiClient.mustache Maven / Gradle / Ivy
{{>licenseInfo}}
import RESTDataSource from 'apollo-datasource-rest';
{{#emitJSDoc}}/**
* @module {{#invokerPackage}}{{invokerPackage}}/{{/invokerPackage}}ApiClient
* @version {{projectVersion}}
*/
/**
* Manages low level client-server communications, parameter marshalling, etc. There should not be any need for an
* application to use this class directly - the *Api and model classes provide the public API for the service.
* @alias module:{{#invokerPackage}}{{invokerPackage}}/{{/invokerPackage}}ApiClient
* @class
*/{{/emitJSDoc}}
export default class ApiClient extends RESTDataSource {
constructor() {
super()
{{#emitJSDoc}}/**
* The authentication methods to be included for all API calls.
* @type {Array.}
*/{{/emitJSDoc}}{{=< >=}}
this.authentications = {
<#authMethods>
<#isBasic>
<#isBasicBasic>
'': {type: 'basic'}<^-last>,
<#isBasicBearer>
'': {type: 'bearer'}<^-last>,<#bearerFormat> // <&.>
<#isApiKey>
'': {type: 'apiKey', 'in': <#isKeyInHeader>'header'<^isKeyInHeader>'query', name: ''}<^-last>,
<#isOAuth>
'': {type: 'oauth2'}<^-last>,
}
}
paramToString(param) {
if (param == undefined || param == null) {
return '';
}
if (param instanceof Date) {
return param.toJSON();
}
return param.toString();
}
parametrizePath(path, pathParams) {
return url.replace(/\{([\w-]+)\}/g, (fullMatch, key) => {
var value;
if (pathParams.hasOwnProperty(key)) {
value = this.paramToString(pathParams[key]);
} else {
value = fullMatch;
}
return encodeURIComponent(value);
});
}
isFileParam(param) {
// fs.ReadStream in Node.js and Electron (but not in runtime like browserify)
if (typeof require === 'function') {
let fs;
try {
fs = require('fs');
} catch (err) {}
if (fs && fs.ReadStream && param instanceof fs.ReadStream) {
return true;
}
}
// Buffer in Node.js
if (typeof Buffer === 'function' && param instanceof Buffer) {
return true;
}
// Blob in browser
if (typeof Blob === 'function' && param instanceof Blob) {
return true;
}
// File in browser (it seems File object is also instance of Blob, but keep this for safe)
if (typeof File === 'function' && param instanceof File) {
return true;
}
return false;
}
normalizeParams(params) {
var newParams = {};
for (var key in params) {
if (params.hasOwnProperty(key) && params[key] != undefined && params[key] != null) {
var value = params[key];
if (this.isFileParam(value) || Array.isArray(value)) {
newParams[key] = value;
} else {
newParams[key] = this.paramToString(value);
}
}
}
return newParams;
}
buildCollectionParam(param, collectionFormat) {
if (param == null) {
return null;
}
switch (collectionFormat) {
case 'csv':
return param.map(this.paramToString).join(',');
case 'ssv':
return param.map(this.paramToString).join(' ');
case 'tsv':
return param.map(this.paramToString).join('\t');
case 'pipes':
return param.map(this.paramToString).join('|');
case 'multi':
//return the array directly as SuperAgent will handle it as expected
return param.map(this.paramToString);
default:
throw new Error('Unknown collection format: ' + collectionFormat);
}
}
applyAuthOptions(fetchOptions, authNames) {
fetchOptions.headers = fetchOptions.headers || {};
authNames.forEach((authName) => {
var auth = this.authentications[authName];
switch (auth.type) {
case 'basic':
if (auth.username || auth.password) {
fetchOptions.headers['Authorization'] = 'Basic ' + base64.encode(auth.username + ":" + auth.password);
}
break;
case 'bearer':
case 'oauth2':
if (auth.accessToken) {
fetchOptions.headers['Authorization'] = 'Bearer ' + auth.accessToken;
}
break;
case 'apiKey':
if (auth.apiKey) {
var data = {};
if (auth.apiKeyPrefix) {
data[auth.name] = auth.apiKeyPrefix + ' ' + auth.apiKey;
} else {
data[auth.name] = auth.apiKey;
}
if (auth['in'] === 'header') {
Object.assign(fetchOptions.headers, data);
} else {
Object.assign(fetchOptions.params, data);
}
}
break;
default:
throw new Error('Unknown authentication type: ' + auth.type);
}
});
}
async callApi(path, httpMethod, pathParams,
queryParams, headerParams, formParams, bodyParam, authNames,
returnType) {
var parameterizedPath = this.parametrizePath(path, pathParams);
var fetchOptions = {
headers: headerParams,
params: queryParams
};
this.applyAuthOptions(fetchOptions, authNames);
var body = null;
if (bodyParam !== null && bodyParam !== undefined) {
body = bodyParam;
} else if (formParams !== null && formParams !== undefined) {
var _formParams = this.normalizeParams(formParams);
for (var key in _formParams) {
if (_formParams.hasOwnProperty(key)) {
body[key] = _formParams[key];
}
}
}
var response;
var httpMethodFn = httpMethod.toLowerCase();
if (httpMethodFn == 'get' || httpMethodFn == 'delete') {
response = await this[httpMethodFn](parameterizedPath, fetchOptions);
} else {
response = await this[httpMethodFn](parameterizedPath, body, fetchOptions)
}
var convertedResponse = ApiClient.convertToType(response, returnType);
return convertedResponse;
}
static parseDate(str) {
return new Date(str);
}
static convertToType(data, type) {
if (data === null || data === undefined)
return data
switch (type) {
case 'Boolean':
return Boolean(data);
case 'Integer':
return parseInt(data, 10);
case 'Number':
return parseFloat(data);
case 'String':
return String(data);
case 'Date':
return ApiClient.parseDate(String(data));
case 'Blob':
return data;
default:
if (type === Object) {
// generic object, return directly
return data;
} else if (typeof type.constructFromObject === 'function') {
// for model type like User and enum class
return type.constructFromObject(data);
} else if (Array.isArray(type)) {
// for array type like: ['String']
var itemType = type[0];
return data.map((item) => {
return ApiClient.convertToType(item, itemType);
});
} else if (typeof type === 'object') {
// for plain object type like: {'String': 'Integer'}
var keyType, valueType;
for (var k in type) {
if (type.hasOwnProperty(k)) {
keyType = k;
valueType = type[k];
break;
}
}
var result = {};
for (var k in data) {
if (data.hasOwnProperty(k)) {
var key = ApiClient.convertToType(k, keyType);
var value = ApiClient.convertToType(data[k], valueType);
result[key] = value;
}
}
return result;
} else {
// for unknown type, return the data directly
return data;
}
}
}
static constructFromObject(data, obj, itemType) {
if (Array.isArray(data)) {
for (var i = 0; i < data.length; i++) {
if (data.hasOwnProperty(i))
obj[i] = ApiClient.convertToType(data[i], itemType);
}
} else {
for (var k in data) {
if (data.hasOwnProperty(k))
obj[k] = ApiClient.convertToType(data[k], itemType);
}
}
};
}
ApiClient.CollectionFormatEnum = {
CSV: ',',
SSV: ' ',
TSV: '\t',
PIPES: '|',
MULTI: 'multi'
};
