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import { environment } from '../environments/environment'
function objectToUrlEncoded (obj: any) {
const str: string[] = []
for (const key of Object.keys(obj)) {
str.push(encodeURIComponent(key) + '=' + encodeURIComponent(obj[key]))
}
return str.join('&')
}
// Thanks: https://github.com/uupaa/dynamic-import-polyfill
function importModule (path: string) {
return new Promise((resolve, reject) => {
const vector = '$importModule$' + Math.random().toString(32).slice(2)
const script = document.createElement('script')
const destructor = () => {
delete window[ vector ]
script.onerror = null
script.onload = null
script.remove()
URL.revokeObjectURL(script.src)
script.src = ''
}
script.defer = true
script.type = 'module'
script.onerror = () => {
reject(new Error(`Failed to import: ${path}`))
destructor()
}
script.onload = () => {
resolve(window[ vector ])
destructor()
}
const absURL = (environment.apiUrl || window.location.origin) + path
const loader = `import * as m from "${absURL}"; window.${vector} = m;` // export Module
const blob = new Blob([ loader ], { type: 'text/javascript' })
script.src = URL.createObjectURL(blob)
document.head.appendChild(script)
})
}
export {
importModule,
objectToUrlEncoded
}
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