32 lines
749 B
TypeScript
32 lines
749 B
TypeScript
export default function uploadWithProgress(url, options: RequestInit, onProgress: ((ev: ProgressEvent) => any) | null): Promise<string> {
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return new Promise((resolve, reject) => {
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const xhr = new XMLHttpRequest()
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xhr.onload = () => {
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if(xhr.status >= 400) {
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return reject(xhr.responseText)
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}
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resolve(xhr.responseText)
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}
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xhr.onerror = reject
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if(onProgress && xhr.upload) {
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xhr.upload.onprogress = onProgress
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xhr.upload.onerror = reject
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} else {
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console.error("Could not attach progress event listener")
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}
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xhr.open(options.method || "GET", url, true)
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if(options.headers) {
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for(const key in options.headers) {
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xhr.setRequestHeader(key, options.headers[key])
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}
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}
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xhr.send(options.body)
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})
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}
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