dist/handlebar/NowHelper.js

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.NowHelper = void 0;
const handlebars_1 = __importDefault(require("handlebars"));
const moment_1 = __importDefault(require("moment"));
/**
 * Defines and registers custom handlebar helper - now
 */
class NowHelper {
    constructor() {
        /**
         * Registers now helper
         * - If now helper is called without a format, set a default format as YYYY-MM-DD hh:mm:ss else use the format provided
         * - Set default offset to be used if offset is not specified. Default offset is 0s i.e. no offset
         * - If offset is defined the value will be stored in context.hash.offset, eg X days.
         * - Split value by a space, first element will be the amount of offset i.e. X, second element will be unit of offset, i.e. days
         * - Return a value with specified format and added offset
         * @returns {void}
         */
        this.register = () => {
            handlebars_1.default.registerHelper("now", (context) => {
                const format = typeof context.hash.format === "undefined" ? "YYYY-MM-DD hh:mm:ss" : context.hash.format;
                let offsetUnit = "s";
                let offsetAmount = 0;
                if (typeof context.hash.offset !== "undefined") {
                    let offset = context.hash.offset.split(" ");
                    offsetAmount = offset[0];
                    offsetUnit = offset[1];
                }
                switch (format) {
                    case "epoch":
                        return moment_1.default().add(offsetAmount, offsetUnit).format("x");
                    case "unix":
                        return moment_1.default().add(offsetAmount, offsetUnit).format("X");
                    default:
                        return moment_1.default().add(offsetAmount, offsetUnit).format(format);
                }
            });
        };
    }
}
exports.NowHelper = NowHelper;
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