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05-22
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import filters from '../../common/filters';
export default class UploadAdapter {
constructor(loader) {
this.loader = loader;
}
upload() {
return this.loader.file.then( file => new Promise(((resolve, reject) => {
this._initRequest();
this._initListeners( resolve, reject, file );
this._sendRequest( file );
})))
}
_initRequest() {
const xhr = this.xhr = new XMLHttpRequest();
xhr.open('POST', filters.ctxPath('/sys/file/postImageUpload.file'), true);
xhr.responseType = 'json';
}
_initListeners(resolve, reject, file) {
const xhr = this.xhr;
const loader = this.loader;
const genericErrorText = '파일을 업로드 할 수 없습니다.'
xhr.addEventListener('error', () => {reject(genericErrorText)})
xhr.addEventListener('abort', () => reject())
xhr.addEventListener('load', () => {
const response = xhr.response
if(!response || response.error) {
console.log('response : ', response)
return reject( response && response.error ? response.error.message : genericErrorText );
}
resolve({
default: response.url // 업로드된 파일 주소
})
})
}
_sendRequest(file) {
const data = new FormData()
data.append('upload',file)
this.xhr.send(data)
}
}