-
Notifications
You must be signed in to change notification settings - Fork 148
/
wrapper.js
60 lines (49 loc) · 2.57 KB
/
wrapper.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
import { createElement, render } from 'preact' /** @jsx createElement */
import Autocomplete from './autocomplete'
function accessibleAutocomplete (options) {
if (!options.element) { throw new Error('element is not defined') }
if (!options.id) { throw new Error('id is not defined') }
if (!options.source) { throw new Error('source is not defined') }
if (Array.isArray(options.source)) {
options.source = createSimpleEngine(options.source)
}
render(<Autocomplete {...options} />, options.element)
}
const createSimpleEngine = (values) => (query, syncResults) => {
var matches = values.filter(r => r.toLowerCase().indexOf(query.toLowerCase()) !== -1)
syncResults(matches)
}
accessibleAutocomplete.enhanceSelectElement = (configurationOptions) => {
if (!configurationOptions.selectElement) { throw new Error('selectElement is not defined') }
// Set defaults.
if (!configurationOptions.source) {
let availableOptions = [].filter.call(configurationOptions.selectElement.options, option => (option.value || configurationOptions.preserveNullOptions))
configurationOptions.source = availableOptions.map(option => option.textContent || option.innerText)
}
configurationOptions.onConfirm = configurationOptions.onConfirm || (query => {
const requestedOption = [].filter.call(configurationOptions.selectElement.options, option => (option.textContent || option.innerText) === query)[0]
if (requestedOption) { requestedOption.selected = true }
})
if (configurationOptions.selectElement.value || configurationOptions.defaultValue === undefined) {
const option = configurationOptions.selectElement.options[configurationOptions.selectElement.options.selectedIndex]
configurationOptions.defaultValue = option.textContent || option.innerText
}
if (configurationOptions.name === undefined) configurationOptions.name = ''
if (configurationOptions.id === undefined) {
if (configurationOptions.selectElement.id === undefined) {
configurationOptions.id = ''
} else {
configurationOptions.id = configurationOptions.selectElement.id
}
}
if (configurationOptions.autoselect === undefined) configurationOptions.autoselect = true
const element = document.createElement('div')
configurationOptions.selectElement.parentNode.insertBefore(element, configurationOptions.selectElement)
accessibleAutocomplete({
...configurationOptions,
element: element
})
configurationOptions.selectElement.style.display = 'none'
configurationOptions.selectElement.id = configurationOptions.selectElement.id + '-select'
}
export default accessibleAutocomplete