mapcomplete/UI/Input/Checkboxes.ts

98 lines
3 KiB
TypeScript

import { InputElement } from "./InputElement"
import { UIEventSource } from "../../Logic/UIEventSource"
import { Utils } from "../../Utils"
import BaseUIElement from "../BaseUIElement"
import InputElementMap from "./InputElementMap"
import Translations from "../i18n/Translations"
/**
* @deprecated
*/
export class CheckBox extends InputElementMap<number[], boolean> {
constructor(el: BaseUIElement | string, defaultValue?: boolean) {
super(
new CheckBoxes([Translations.W(el)]),
(x0, x1) => x0 === x1,
(t) => t.length > 0,
(x) => (x ? [0] : [])
)
if (defaultValue !== undefined) {
this.GetValue().setData(defaultValue)
}
}
}
/**
* A list of individual checkboxes
* The value will contain the indexes of the selected checkboxes
*/
export default class CheckBoxes extends InputElement<number[]> {
private static _nextId = 0
private readonly value: UIEventSource<number[]>
private readonly _elements: BaseUIElement[]
constructor(elements: BaseUIElement[], value = new UIEventSource<number[]>([])) {
super()
this.value = value
this._elements = Utils.NoNull(elements)
this.SetClass("flex flex-col")
}
IsValid(ts: number[]): boolean {
return ts !== undefined
}
GetValue(): UIEventSource<number[]> {
return this.value
}
protected InnerConstructElement(): HTMLElement {
const formTag = document.createElement("form")
const value = this.value
const elements = this._elements
for (let i = 0; i < elements.length; i++) {
let inputI = elements[i]
const input = document.createElement("input")
const id = CheckBoxes._nextId
CheckBoxes._nextId++
input.id = "checkbox" + id
input.type = "checkbox"
input.classList.add("p-1", "cursor-pointer", "m-3", "pl-3", "mr-0")
const label = document.createElement("label")
label.htmlFor = input.id
label.appendChild(input)
label.appendChild(inputI.ConstructElement())
label.classList.add("block", "w-full", "p-2", "cursor-pointer")
formTag.appendChild(label)
value.addCallbackAndRunD((selectedValues) => {
input.checked = selectedValues.indexOf(i) >= 0
if (input.checked) {
label.classList.add("checked")
} else {
label.classList.remove("checked")
}
})
input.onchange = () => {
// Index = index in the list of already checked items
const index = value.data.indexOf(i)
if (input.checked && index < 0) {
value.data.push(i)
value.ping()
} else if (index >= 0) {
value.data.splice(index, 1)
value.ping()
}
}
}
return formTag
}
}