mapcomplete/UI/Input/TextField.ts
2020-08-27 18:44:16 +02:00

226 lines
No EOL
7.3 KiB
TypeScript

import {UIElement} from "../UIElement";
import {InputElement} from "./InputElement";
import Translations from "../i18n/Translations";
import {UIEventSource} from "../../Logic/UIEventSource";
import * as EmailValidator from "email-validator";
import {parsePhoneNumberFromString} from "libphonenumber-js";
import {TagRenderingOptions} from "../../Customizations/TagRenderingOptions";
import {CustomLayoutFromJSON} from "../../Customizations/JSON/CustomLayoutFromJSON";
import {And, Tag} from "../../Logic/TagsFilter";
export class ValidatedTextField {
public static inputValidation = {
"$": (str) => true,
"string": (str) => true,
"date": (str) => true, // TODO validate and add a date picker
"wikidata": (str) => true, // TODO validate wikidata IDS
"int": (str) => {str = ""+str; return str !== undefined && str.indexOf(".") < 0 && !isNaN(Number(str))},
"nat": (str) => {str = ""+str; return str !== undefined && str.indexOf(".") < 0 && !isNaN(Number(str)) && Number(str) > 0},
"float": (str) => !isNaN(Number(str)),
"pfloat": (str) => !isNaN(Number(str)) && Number(str) > 0,
"email": (str) => EmailValidator.validate(str),
"url": (str) => str,
"phone": (str, country) => {
return parsePhoneNumberFromString(str, country.toUpperCase())?.isValid() ?? false;
}
}
public static formatting = {
"phone": (str, country) => {
console.log("country formatting", country)
return parsePhoneNumberFromString(str, country.toUpperCase()).formatInternational()
}
}
public static TagTextField(value: UIEventSource<Tag[]> = undefined, allowEmpty: boolean) {
allowEmpty = allowEmpty ?? false;
return new TextField<Tag[]>({
placeholder: "Tags",
fromString: str => {
const tags = CustomLayoutFromJSON.TagsFromJson(str);
console.log("Parsed",str," --> ",tags)
if (tags === []) {
if (allowEmpty) {
return []
} else {
return undefined;
}
}
return tags;
}
,
toString: (tags: Tag[]) => {
if (tags === undefined || tags === []) {
if (allowEmpty) {
return "";
} else {
return undefined;
}
}
return new And(tags).asHumanString(false, false);
},
value: value,
startValidated: true
}
)
}
public static
ValidatedTextField(type: string, options: { value?: UIEventSource<string>, country?: string })
: TextField<string> {
let isValid = ValidatedTextField.inputValidation[type];
if (isValid === undefined
) {
throw "Invalid type for textfield: " + type
}
let formatter = ValidatedTextField.formatting[type] ?? ((str) => str);
return new TextField<string>({
placeholder: type,
toString: str => str,
fromString: str => isValid(str, options?.country) ? formatter(str, options.country) : undefined,
value: options.value,
startValidated: true
})
}
}
export class TextField<T> extends InputElement<T> {
private value: UIEventSource<string>;
private mappedValue: UIEventSource<T>;
/**
* Pings and has the value data
*/
public enterPressed = new UIEventSource<string>(undefined);
private _placeholder: UIElement;
private _fromString?: (string: string) => T;
private _toString: (t: T) => string;
private startValidated: boolean;
constructor(options: {
/**
* Shown as placeholder
*/
placeholder?: string | UIElement,
/**
* Converts the T to a (canonical) string
* @param t
*/
toString: (t: T) => string,
/**
* Converts the string to a T
* Returns undefined if invalid
* @param string
*/
fromString: (string: string) => T,
value?: UIEventSource<T>,
startValidated?: boolean,
}) {
super(undefined);
const self = this;
this.value = new UIEventSource<string>("");
this.mappedValue = options?.value ?? new UIEventSource<T>(undefined);
this.mappedValue.addCallback(() => self.InnerUpdate());
// @ts-ignore
this._fromString = options.fromString ?? ((str) => (str))
this.value.addCallback((str) => this.mappedValue.setData(options.fromString(str)));
this.mappedValue.addCallback((t) => this.value.setData(options.toString(t)));
this._placeholder = Translations.W(options.placeholder ?? "");
this.ListenTo(this._placeholder._source);
this._toString = options.toString ?? ((t) => ("" + t));
this.mappedValue.addCallback((t) => {
if (t === undefined || t === null) {
return;
}
const field = document.getElementById('text-' + this.id);
if (field === undefined || field === null) {
return;
}
// @ts-ignore
field.value = options.toString(t);
});
this.startValidated = options.startValidated ?? false;
}
GetValue(): UIEventSource<T> {
return this.mappedValue;
}
ShowValue(t: T): boolean {
if (!this.IsValid(t)) {
return false;
}
this.mappedValue.setData(t);
}
InnerRender(): string {
return `<form onSubmit='return false' class='form-text-field'>` +
`<input type='text' placeholder='${this._placeholder.InnerRender()}' id='text-${this.id}'>` +
`</form>`;
}
InnerUpdate() {
const field = document.getElementById('text-' + this.id);
if (field === null) {
return;
}
this.mappedValue.addCallback((data) => {
field.className = this.mappedValue.data !== undefined ? "valid" : "invalid";
});
field.className = this.mappedValue.data !== undefined ? "valid" : "invalid";
const self = this;
field.oninput = () => {
// @ts-ignore
self.value.setData(field.value);
};
field.addEventListener("keyup", function (event) {
if (event.key === "Enter") {
// @ts-ignore
self.enterPressed.setData(field.value);
}
});
if (this.IsValid(this.mappedValue.data)) {
const expected = this._toString(this.mappedValue.data);
// @ts-ignore
if (field.value !== expected) {
// @ts-ignore
field.value = expected;
}
}
}
IsValid(t: T): boolean {
if(t === undefined || t === null){
return false;
}
const result = this._toString(t);
return result !== undefined && result !== null;
}
Clear() {
const field = document.getElementById('text-' + this.id);
if (field !== undefined) {
// @ts-ignore
field.value = "";
}
}
}