66 lines
2.0 KiB
JavaScript
66 lines
2.0 KiB
JavaScript
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const defaultError = 'Server Error 500';
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const defaultTimeout = 'Request Timeout';
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const xhr = (method, url, data = null, cb) => {
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return new window.Promise((resolve, reject) => {
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const xhr = new XMLHttpRequest();
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const doReject = (xhr) => {
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reject(xhr.response || xhr.statusText || defaultError);
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};
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xhr.open(method, url);
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xhr.setRequestHeader('Content-Type', 'application/json');
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xhr.timeout = 10000;
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if (cb) cb(xhr);
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xhr.onload = () => {
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if (xhr.readyState === 4) {
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if ((xhr.status >= 200 && xhr.status < 300) || xhr.status === 304) {
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let response = xhr.response;
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const type = xhr.getResponseHeader('Content-Type');
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if (type.indexOf('zip') > -1) {
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let filename = 'style.zip';
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const disposition = xhr.getResponseHeader('content-disposition');
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if (disposition && disposition.indexOf('attachment') !== -1) {
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var filenameRegex = /filename[^;=\n]*=((['"]).*?\2|[^;\n]*)/;
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var matches = filenameRegex.exec(disposition);
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if (matches != null && matches[1]) {
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filename = matches[1].replace(/['"]/g, '');
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}
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}
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var blob = new Blob([response], { type });
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var zipUrl = URL.createObjectURL(blob);
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var link = document.createElement('a');
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link.href = zipUrl;
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link.download = filename;
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link.click();
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resolve(response);
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return;
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}
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try {
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response = JSON.parse(xhr.response);
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} catch (e) {}
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resolve(response);
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} else {
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doReject(xhr);
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}
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} else {
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doReject(xhr);
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}
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};
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xhr.onerror = () => {
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doReject(xhr);
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};
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xhr.ontimeout = () => {
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xhr.abort();
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reject(defaultTimeout);
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};
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xhr.send(JSON.stringify(data));
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});
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};
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export const post = (url, data, cb) => {
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return xhr('POST', url, data, cb);
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};
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export const get = (url) => {
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return xhr('GET', url);
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};
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