{"version":3,"file":"ajax.mjs","sources":["../../../../../../packages/components/upload/src/ajax.ts"],"sourcesContent":["import { isNil } from 'lodash-unified'\nimport { throwError } from '@element-plus/utils'\nimport type {\n UploadProgressEvent,\n UploadRequestHandler,\n UploadRequestOptions,\n} from './upload'\n\nconst SCOPE = 'ElUpload'\n\nexport class UploadAjaxError extends Error {\n name = 'UploadAjaxError'\n status: number\n method: string\n url: string\n\n constructor(message: string, status: number, method: string, url: string) {\n super(message)\n this.status = status\n this.method = method\n this.url = url\n }\n}\n\nfunction getError(\n action: string,\n option: UploadRequestOptions,\n xhr: XMLHttpRequest\n) {\n let msg: string\n if (xhr.response) {\n msg = `${xhr.response.error || xhr.response}`\n } else if (xhr.responseText) {\n msg = `${xhr.responseText}`\n } else {\n msg = `fail to ${option.method} ${action} ${xhr.status}`\n }\n\n return new UploadAjaxError(msg, xhr.status, option.method, action)\n}\n\nfunction getBody(xhr: XMLHttpRequest): XMLHttpRequestResponseType {\n const text = xhr.responseText || xhr.response\n if (!text) {\n return text\n }\n\n try {\n return JSON.parse(text)\n } catch {\n return text\n }\n}\n\nexport const ajaxUpload: UploadRequestHandler = (option) => {\n if (typeof XMLHttpRequest === 'undefined')\n throwError(SCOPE, 'XMLHttpRequest is undefined')\n\n const xhr = new XMLHttpRequest()\n const action = option.action\n\n if (xhr.upload) {\n xhr.upload.addEventListener('progress', (evt) => {\n const progressEvt = evt as UploadProgressEvent\n progressEvt.percent = evt.total > 0 ? 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