@gravitywelluk/email-generator/dist/generate-html-email.js

A library to help generate email templates

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.generateHTMLEmail = void 0;
const debug_1 = require("@gravitywelluk/debug");
const debug = (0, debug_1.createDebug)("EMAILS:PREPARE-EMAIL");
/**
 * Populate a html template replacing handlebar style values with your named values
 *
 * @param htmlTemplate The html string template with params {%param%}
 * @param emailData The email data to load into the template
 *
 * @returns interpolated email string template
 */
const generateHTMLEmail = (htmlTemplate, emailData) => {
    debug.info("Preparing email", emailData);
    let finalTemplate = htmlTemplate;
    // Matches anything in curly braces with percent symbols {%appUrl%}, {%firstName%} etc.
    const placeholders = htmlTemplate.match(/\{%(.*?)%\}/g);
    placeholders === null || placeholders === void 0 ? void 0 : placeholders.forEach(placeholder => {
        const placeholderKey = placeholder.substring(2, placeholder.length - 2);
        const replacement = emailData[placeholderKey];
        if (!replacement) {
            throw new Error(`${placeholder} is required`);
        }
        if (replacement) {
            finalTemplate = finalTemplate.replace(placeholder, replacement);
        }
    });
    return finalTemplate;
};
exports.generateHTMLEmail = generateHTMLEmail;