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Versions: 199
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Stored size: 1.69 KB
Contents
import { DirectUpload } from "./direct_upload"
import { dispatchEvent } from "./helpers"
export class DirectUploadController {
constructor(input, file) {
this.input = input
this.file = file
this.directUpload = new DirectUpload(this.file, this.url, this)
this.dispatch("initialize")
}
start(callback) {
const hiddenInput = document.createElement("input")
hiddenInput.type = "hidden"
hiddenInput.name = this.input.name
this.input.insertAdjacentElement("beforebegin", hiddenInput)
this.dispatch("start")
this.directUpload.create((error, attributes) => {
if (error) {
hiddenInput.parentNode.removeChild(hiddenInput)
this.dispatchError(error)
} else {
hiddenInput.value = attributes.signed_id
}
this.dispatch("end")
callback(error)
})
}
uploadRequestDidProgress(event) {
const progress = event.loaded / event.total * 100
if (progress) {
this.dispatch("progress", { progress })
}
}
get url() {
return this.input.getAttribute("data-direct-upload-url")
}
dispatch(name, detail = {}) {
detail.file = this.file
detail.id = this.directUpload.id
return dispatchEvent(this.input, `direct-upload:${name}`, { detail })
}
dispatchError(error) {
const event = this.dispatch("error", { error })
if (!event.defaultPrevented) {
alert(error)
}
}
// DirectUpload delegate
directUploadWillCreateBlobWithXHR(xhr) {
this.dispatch("before-blob-request", { xhr })
}
directUploadWillStoreFileWithXHR(xhr) {
this.dispatch("before-storage-request", { xhr })
xhr.upload.addEventListener("progress", event => this.uploadRequestDidProgress(event))
}
}
Version data entries
199 entries across 194 versions & 20 rubygems