shelving/schema/DateSchema.js

Toolkit for using data in JavaScript.

import { getDate, requireDateString } from "../util/date.js";
import { formatDate } from "../util/format.js";
import { roundStep } from "../util/number.js";
import { NULLABLE } from "./NullableSchema.js";
import { Schema } from "./Schema.js";
export class DateSchema extends Schema {
    min;
    max;
    input;
    step;
    constructor({ one = "date", min, max, value = "now", input = "date", step, ...options }) {
        super({ one, title: "Date", value, ...options });
        this.min = getDate(min);
        this.max = getDate(max);
        this.input = input;
        this.step = step;
    }
    validate(value = this.value) {
        const date = getDate(value);
        if (!date)
            throw value ? "Invalid date" : "Required";
        const rounded = typeof this.step === "number" ? new Date(roundStep(date.getTime(), this.step)) : date;
        if (this.min && rounded < this.min)
            throw `Minimum ${this.format(this.min)}`;
        if (this.max && rounded > this.max)
            throw `Maximum ${this.format(this.max)}`;
        return this.stringify(rounded);
    }
    stringify(value) {
        return requireDateString(value);
    }
    format(value) {
        return formatDate(value);
    }
}
/** Valid date, e.g. `2005-09-12` (required because falsy values are invalid). */
export const DATE = new DateSchema({});
/** Valid date, e.g. `2005-09-12`, or `null` */
export const NULLABLE_DATE = NULLABLE(DATE);