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chore(types): Add support for typescript and add types to api module (#…
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Original file line number | Diff line number | Diff line change |
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import axios, { | ||
AxiosError, | ||
AxiosInstance, | ||
AxiosInterceptorManager, | ||
AxiosPromise, | ||
AxiosRequestConfig, | ||
AxiosResponse, | ||
ResponseType, | ||
} from 'axios'; | ||
import pickBy from 'lodash/pickBy'; | ||
import DownloadReachability from './DownloadReachability'; | ||
import MetadataAPI from './metadataAPI'; | ||
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export type APIGetConfig = { type?: ResponseType } & AxiosRequestConfig; | ||
export type APIError = { response: AxiosResponse } & Error; | ||
export type APIPromise = Promise<AxiosPromise | SyntaxError>; | ||
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const filterOptions = (options: AxiosRequestConfig = {}): AxiosRequestConfig => { | ||
return pickBy(options, (value: keyof AxiosRequestConfig) => value !== undefined && value !== null); | ||
}; | ||
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const handleError = ({ response }: AxiosError): void => { | ||
if (response) { | ||
const error = new Error(response.statusText) as APIError; | ||
error.response = response; // Need to pass response through so we can see what kind of HTTP error this was | ||
throw error; | ||
} | ||
}; | ||
const parseResponse = (response: AxiosResponse): AxiosResponse | AxiosResponse['data'] => { | ||
if (response.status === 204 || response.status === 202) { | ||
return response; | ||
} | ||
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return response.data; | ||
}; | ||
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const transformTextResponse = <D>(data: D): D => data; | ||
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export default class Api { | ||
client: AxiosInstance; | ||
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interceptors: number[] = []; | ||
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metadata: MetadataAPI; | ||
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reachability: DownloadReachability; | ||
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constructor() { | ||
this.client = axios.create(); | ||
this.metadata = new MetadataAPI(this); | ||
this.reachability = new DownloadReachability(this); | ||
} | ||
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addResponseInterceptor(responseInterceptor: AxiosInterceptorManager<AxiosResponse>): void { | ||
if (typeof responseInterceptor === 'function') { | ||
this.interceptors.push(this.client.interceptors.response.use(responseInterceptor)); | ||
} | ||
} | ||
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addRequestInterceptor(requestInterceptor: AxiosInterceptorManager<AxiosRequestConfig>): void { | ||
if (typeof requestInterceptor === 'function') { | ||
this.interceptors.push(this.client.interceptors.request.use(requestInterceptor)); | ||
} | ||
} | ||
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ejectInterceptors(): void { | ||
this.interceptors.forEach(interceptorIndex => { | ||
this.client.interceptors.request.eject(interceptorIndex); | ||
this.client.interceptors.response.eject(interceptorIndex); | ||
}); | ||
} | ||
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delete<D>(url: string, data: D, options: AxiosRequestConfig = {}): AxiosPromise { | ||
return this.xhr(url, { method: 'delete', data, ...options }); | ||
} | ||
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get(url: string, { type: responseType = 'json', ...options }: APIGetConfig = {}): AxiosPromise { | ||
return this.xhr(url, { method: 'get', responseType, ...options }); | ||
} | ||
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head(url: string, options: AxiosRequestConfig = {}): AxiosPromise { | ||
return this.xhr(url, { method: 'head', ...options }); | ||
} | ||
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post<D>(url: string, data: D, options: AxiosRequestConfig = {}): AxiosPromise { | ||
return this.xhr(url, { method: 'post', data, ...options }); | ||
} | ||
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put<D>(url: string, data: D, options: AxiosRequestConfig = {}): AxiosPromise { | ||
return this.xhr(url, { method: 'put', data, ...options }); | ||
} | ||
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xhr(url: string, options: AxiosRequestConfig = {}): AxiosPromise { | ||
let transformResponse; | ||
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if (options.responseType === 'text') { | ||
transformResponse = transformTextResponse; | ||
} | ||
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return this.client(url, filterOptions({ transformResponse, ...options })) | ||
.then(parseResponse) | ||
.catch(handleError); | ||
} | ||
} |
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{ | ||
"extends": "@box/frontend/ts/tsconfig.json", | ||
"include": ["./src/**/*"], | ||
"exclude": ["node_modules", "dist"] | ||
} |
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