mapcomplete/UI/InputElement/Validators/DirectionValidator.ts

29 lines
958 B
TypeScript

import IntValidator from "./IntValidator"
export default class DirectionValidator extends IntValidator {
constructor() {
super(
"direction",
[
"A geographical direction, in degrees. 0° is north, 90° is east, ... Will return a value between 0 (incl) and 360 (excl).",
"### Input helper",
"This element has an input helper showing a map and 'viewport' indicating the direction. By default, this map is zoomed to zoomlevel 17, but this can be changed with the first argument",
].join("\n\n")
)
}
isValid(str): boolean {
if (str.endsWith("°")) {
str = str.substring(0, str.length - 1)
}
return super.isValid(str)
}
reformat(str): string {
if (str.endsWith("°")) {
str = str.substring(0, str.length - 1)
}
const n = Number(str) % 360
return "" + n
}
}