@rareelements/lydia/lib/CalendarUtils.js

RFC5545 implementation

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.CalendarUtils = void 0;
const SimpleTypes_1 = require("./model/SimpleTypes");
const PropertyType_1 = require("./model/PropertyType");
const CustomErrors_1 = require("./CustomErrors");
const DateUtils_1 = require("./utils/DateUtils");
const Component_1 = require("./model/Component");
class CalendarUtils {
    static enrichComponent(rawComponent, defaultTZ) {
        return new Component_1.Component(rawComponent, defaultTZ);
    }
    static enrichProperty(rawProperty, rawComponent, defaultTZ) {
        const name = rawProperty.name;
        if (name.startsWith(PropertyType_1.PropertyType.EXPERIMENTAL_PREFIX))
            return handleExperimental(rawProperty);
        switch (name) {
            case PropertyType_1.PropertyType.STATUS:
                return handleStatus(rawProperty);
            case PropertyType_1.PropertyType.UID:
            case PropertyType_1.PropertyType.DESCRIPTION:
            case PropertyType_1.PropertyType.LOCATION:
            case PropertyType_1.PropertyType.SUMMARY:
                return handleText(rawProperty);
            case PropertyType_1.PropertyType.TRANSP:
                return handleTransparency(rawProperty);
            case PropertyType_1.PropertyType.SEQUENCE:
                return handleSequence(rawProperty);
            case PropertyType_1.PropertyType.DTSTART:
            case PropertyType_1.PropertyType.DTEND:
                return handleDate(rawProperty, defaultTZ);
            case PropertyType_1.PropertyType.DTSTAMP:
            case PropertyType_1.PropertyType.CREATED:
            case PropertyType_1.PropertyType.LAST_MODIFIED:
                return handleTimestamp(rawProperty, defaultTZ);
            case PropertyType_1.PropertyType.RRULE:
                return handleRRule(rawProperty, rawComponent);
        }
        const unknown = {
            type: PropertyType_1.PropertyType.UNSUPPORTED,
            rawProperty,
            value: rawProperty.value
        };
        return unknown;
    }
}
exports.CalendarUtils = CalendarUtils;
function handleDate(rawProperty, defaultTZ) {
    const property = DateUtils_1.DateUtils.enrichDTProperty(rawProperty, defaultTZ);
    return property;
}
function handleTimestamp(rawProperty, defaultTZ) {
    const property = DateUtils_1.DateUtils.entrichTSProperty(rawProperty, defaultTZ);
    return property;
}
function handleStatus(rawProperty) {
    const value = rawProperty.value;
    if (!value || !Object.values(SimpleTypes_1.Status).includes(value))
        throw new CustomErrors_1.ValidationError('Invalid Status: ' + value);
    const rich = {
        value: value,
        type: PropertyType_1.PropertyType.STATUS
    };
    return rich;
}
function handleRRule(rawProperty, rawComponent) {
    const rruleSet = DateUtils_1.DateUtils.createRuleSet(rawComponent);
    if (!rruleSet) {
        throw new CustomErrors_1.AssertionError('Empty rule set returned for non empty element');
    }
    const name = rawProperty.name;
    const value = rawProperty.value;
    const rich = {
        name,
        value,
        type: PropertyType_1.PropertyType.RRULE,
        rruleSet
    };
    return rich;
}
function handleText(rawProperty) {
    const name = rawProperty.name;
    const value = rawProperty.value;
    const rich = {
        value,
        type: name
    };
    return rich;
}
function handleTransparency(rawProperty) {
    const value = rawProperty.value;
    if (!value || !Object.values(SimpleTypes_1.Transparency).includes(value))
        throw new CustomErrors_1.ValidationError('Invalid Transparency: ' + value);
    const rich = {
        value: value,
        type: PropertyType_1.PropertyType.TRANSP
    };
    return rich;
}
function handleSequence(rawProperty) {
    const value = rawProperty.value;
    if (!value)
        throw new CustomErrors_1.ValidationError('Missing value for Sequence');
    const parsed = parseInt(value, 10);
    if (isNaN(parsed))
        throw new CustomErrors_1.ValidationError('Invalid Sequence: ' + parsed);
    const rich = {
        value: parsed,
        type: PropertyType_1.PropertyType.SEQUENCE
    };
    return rich;
}
function handleExperimental(rawProperty) {
    return {
        type: PropertyType_1.PropertyType.EXPERIMENTAL_PREFIX,
        name: rawProperty.name,
        rawProperty
    };
}
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