415 lines
14 KiB
TypeScript
415 lines
14 KiB
TypeScript
import { env } from "@kk/env/server";
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import nodemailer from "nodemailer";
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import { EVENT, OPENS } from "./constants";
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// ---------------------------------------------------------------------------
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// Transport — singleton so a warm CF isolate reuses the open TCP connection
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// ---------------------------------------------------------------------------
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let _transport: nodemailer.Transporter | undefined;
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function getTransport(): nodemailer.Transporter | null {
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if (_transport) return _transport;
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if (!env.SMTP_HOST || !env.SMTP_USER || !env.SMTP_PASS) {
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// Not cached — re-evaluated on every call so a cold isolate that
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// receives vars after module init can still pick them up.
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return null;
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}
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_transport = nodemailer.createTransport({
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host: env.SMTP_HOST,
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port: env.SMTP_PORT,
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secure: env.SMTP_PORT === 465,
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auth: { user: env.SMTP_USER, pass: env.SMTP_PASS },
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});
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return _transport;
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}
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// ---------------------------------------------------------------------------
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// Logging — console.log(JSON) is the only thing visible in CF dashboard
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// ---------------------------------------------------------------------------
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export function emailLog(
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level: "info" | "warn" | "error",
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event: string,
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extra?: Record<string, unknown>,
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): void {
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console.log(JSON.stringify({ level, event, ...extra }));
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}
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// ---------------------------------------------------------------------------
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// HTML helpers
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// ---------------------------------------------------------------------------
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/** Primary or secondary CTA button */
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function btn(
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href: string,
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label: string,
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variant: "primary" | "secondary" = "primary",
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): string {
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const bg = variant === "primary" ? "#fff" : "rgba(255,255,255,0.15)";
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const color = variant === "primary" ? "#214e51" : "#fff";
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return `<table cellpadding="0" cellspacing="0" style="margin:0 0 16px;">
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<tr><td style="border-radius:2px;background:${bg};">
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<a href="${href}" style="display:inline-block;padding:14px 32px;font-size:16px;font-weight:600;color:${color};text-decoration:none;">${label}</a>
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</td></tr>
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</table>`;
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}
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/** Info card — single label + value */
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function card(label: string, value: string): string {
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return `<table width="100%" cellpadding="0" cellspacing="0" style="background:rgba(255,255,255,0.08);border-radius:4px;margin:24px 0;">
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<tr><td style="padding:20px 24px;">
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<p style="margin:0 0 8px;font-size:12px;color:rgba(255,255,255,0.5);text-transform:uppercase;letter-spacing:0.06em;">${label}</p>
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<p style="margin:0;font-size:18px;color:#fff;font-weight:600;">${value}</p>
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</td></tr>
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</table>`;
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}
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/** Payment breakdown card — renders only when totalCents > 0 */
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function paymentCard(drinkCardCents: number, giftCents: number): string {
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const total = drinkCardCents + giftCents;
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if (total === 0) return "";
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return `<table width="100%" cellpadding="0" cellspacing="0" style="background:rgba(255,255,255,0.08);border-radius:4px;margin:16px 0;">
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<tr><td style="padding:20px 24px;">
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<p style="margin:0 0 12px;font-size:12px;color:rgba(255,255,255,0.5);text-transform:uppercase;letter-spacing:0.06em;">Betaling</p>
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${drinkCardCents > 0 ? `<p style="margin:0 0 8px;font-size:16px;color:rgba(255,255,255,0.85);">Drinkkaart: <strong style="color:#fff;">${euro(drinkCardCents)}</strong></p>` : ""}
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${giftCents > 0 ? `<p style="margin:0 0 8px;font-size:16px;color:rgba(255,255,255,0.85);">Vrijwillige gift: <strong style="color:#fff;">${euro(giftCents)}</strong></p>` : ""}
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<p style="margin:16px 0 0;padding-top:12px;border-top:1px solid rgba(255,255,255,0.1);font-size:18px;color:#fff;font-weight:600;">Totaal: ${euro(total)}</p>
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</td></tr>
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</table>`;
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}
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/** Shared text paragraph */
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function p(text: string): string {
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return `<p style="margin:0 0 16px;font-size:16px;color:rgba(255,255,255,0.85);line-height:1.6;">${text}</p>`;
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}
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/** Muted footnote */
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function note(html: string): string {
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return `<p style="margin:0;font-size:13px;color:rgba(255,255,255,0.4);">${html}</p>`;
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}
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// ---------------------------------------------------------------------------
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// Email layout shell
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// ---------------------------------------------------------------------------
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function emailLayout(heading: string, body: string): string {
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return `<!DOCTYPE html>
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<html lang="nl">
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<head>
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<meta charset="UTF-8" />
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<meta name="viewport" content="width=device-width,initial-scale=1.0" />
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<title>${heading}</title>
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</head>
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<body style="margin:0;padding:0;background:#f4f4f5;font-family:sans-serif;">
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<table width="100%" cellpadding="0" cellspacing="0" style="background:#f4f4f5;padding:40px 0;">
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<tr><td align="center">
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<table width="600" cellpadding="0" cellspacing="0" style="background:#214e51;border-radius:4px;overflow:hidden;">
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<tr><td style="padding:40px 48px 32px;">
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<p style="margin:0;font-size:13px;color:rgba(255,255,255,0.5);letter-spacing:0.08em;text-transform:uppercase;">Kunstenkamp</p>
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<h1 style="margin:12px 0 0;font-size:28px;color:#fff;font-weight:700;">${heading}</h1>
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</td></tr>
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<tr><td style="padding:0 48px 32px;">${body}</td></tr>
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<tr><td style="padding:24px 48px;border-top:1px solid rgba(255,255,255,0.1);">
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<p style="margin:0;font-size:13px;color:rgba(255,255,255,0.4);line-height:1.6;">
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Vragen? Mail ons op <a href="mailto:info@kunstenkamp.be" style="color:rgba(255,255,255,0.6);">info@kunstenkamp.be</a><br/>
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Kunstenkamp vzw — Een initiatief voor en door kunstenaars.
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</p>
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</td></tr>
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</table>
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</td></tr>
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</table>
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</body>
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</html>`;
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}
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// ---------------------------------------------------------------------------
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// Shared send helper — logs attempt/sent/error, skips when SMTP not configured
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// ---------------------------------------------------------------------------
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async function send(
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type: string,
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to: string,
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subject: string,
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html: string,
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): Promise<void> {
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emailLog("info", "email.attempt", { type, to });
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const transport = getTransport();
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if (!transport) {
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emailLog("warn", "email.skipped", {
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type,
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to,
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reason: "smtp_not_configured",
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// Which vars are missing — helps diagnose CF env issues
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hasHost: !!env.SMTP_HOST,
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hasUser: !!env.SMTP_USER,
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hasPass: !!env.SMTP_PASS,
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});
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return;
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}
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try {
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await transport.sendMail({ from: env.SMTP_FROM, to, subject, html });
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emailLog("info", "email.sent", { type, to });
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} catch (err) {
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emailLog("error", "email.error", { type, to, error: String(err) });
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throw err;
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}
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}
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// ---------------------------------------------------------------------------
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// Euro formatter
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// ---------------------------------------------------------------------------
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function euro(cents: number): string {
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return `€${(cents / 100).toFixed(cents % 100 === 0 ? 0 : 2).replace(".", ",")}`;
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}
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// ---------------------------------------------------------------------------
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// Helpers for registration emails
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// ---------------------------------------------------------------------------
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function roleLabel(wantsToPerform: boolean, artForm?: string | null): string {
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return wantsToPerform
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? `Optreden${artForm ? ` — ${artForm}` : ""}`
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: "Toeschouwer";
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}
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function manageUrl(token: string): string {
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return `${env.BETTER_AUTH_URL}/manage/${token}`;
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}
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// ---------------------------------------------------------------------------
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// Emails
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// ---------------------------------------------------------------------------
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export async function sendConfirmationEmail(params: {
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to: string;
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firstName: string;
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managementToken: string;
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wantsToPerform: boolean;
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artForm?: string | null;
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giftAmount?: number;
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drinkCardValue?: number;
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signupUrl?: string;
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}) {
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const manage = manageUrl(params.managementToken);
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const signup =
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params.signupUrl ??
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`${env.BETTER_AUTH_URL}/login?signup=1&email=${encodeURIComponent(params.to)}&next=/account`;
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const drinkCardCents = (params.drinkCardValue ?? 0) * 100;
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const giftCents = params.giftAmount ?? 0;
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await send(
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"registrationConfirmation",
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params.to,
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"Bevestiging inschrijving — Open Mic Night",
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emailLayout(
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"Je inschrijving is bevestigd!",
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p(`Hoi ${params.firstName},`) +
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p(
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`We hebben je inschrijving voor <strong style="color:#fff;">${EVENT}</strong> in goede orde ontvangen.`,
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) +
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card("Jouw rol", roleLabel(params.wantsToPerform, params.artForm)) +
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paymentCard(drinkCardCents, giftCents) +
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p(
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"Maak een account aan om je inschrijving te beheren en je Drinkkaart te activeren.",
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) +
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btn(signup, "Account aanmaken") +
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p(
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"Wil je je gegevens aanpassen of je inschrijving annuleren? De link hieronder is uniek voor jou — deel hem niet.",
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) +
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btn(manage, "Beheer mijn inschrijving", "secondary") +
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note(
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`Of kopieer: <span style="color:rgba(255,255,255,0.6);">${manage}</span>`,
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),
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),
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);
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}
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export async function sendUpdateEmail(params: {
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to: string;
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firstName: string;
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managementToken: string;
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wantsToPerform: boolean;
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artForm?: string | null;
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giftAmount?: number;
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drinkCardValue?: number;
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}) {
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const manage = manageUrl(params.managementToken);
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const drinkCardCents = (params.drinkCardValue ?? 0) * 100;
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const giftCents = params.giftAmount ?? 0;
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await send(
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"updateConfirmation",
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params.to,
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"Inschrijving bijgewerkt — Open Mic Night",
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emailLayout(
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"Inschrijving bijgewerkt",
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p(`Hoi ${params.firstName},`) +
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p(
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`Je inschrijving voor <strong style="color:#fff;">${EVENT}</strong> is succesvol bijgewerkt.`,
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) +
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card("Jouw rol", roleLabel(params.wantsToPerform, params.artForm)) +
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paymentCard(drinkCardCents, giftCents) +
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btn(manage, "Bekijk mijn inschrijving"),
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),
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);
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}
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export async function sendCancellationEmail(params: {
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to: string;
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firstName: string;
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}) {
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await send(
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"cancellation",
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params.to,
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"Inschrijving geannuleerd — Open Mic Night",
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emailLayout(
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"Inschrijving geannuleerd",
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p(`Hoi ${params.firstName},`) +
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p(
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`Je inschrijving voor <strong style="color:#fff;">${EVENT}</strong> is geannuleerd.`,
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) +
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p(
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`Van gedachten veranderd? Je kunt je altijd opnieuw inschrijven via <a href="${env.BETTER_AUTH_URL}/#registration" style="color:#fff;">kunstenkamp.be</a>.`,
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),
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),
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);
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}
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export async function sendSubscriptionConfirmationEmail(params: {
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to: string;
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}) {
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await send(
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"subscriptionConfirmation",
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params.to,
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"Herinnering ingepland — Open Mic Night",
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emailLayout(
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"Je herinnering is ingepland!",
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p(
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`We sturen een herinnering naar <strong style="color:#fff;">${params.to}</strong> wanneer de inschrijvingen openen.`,
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) +
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card("Inschrijvingen openen", OPENS) +
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p(
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"Je ontvangt twee herinneringen: één 24 uur van tevoren en één 1 uur voor de opening.",
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) +
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p("Wees er snel bij — de plaatsen zijn beperkt!") +
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btn(`${env.BETTER_AUTH_URL}/#registration`, "Bekijk de pagina"),
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),
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);
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}
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export async function sendReminder24hEmail(params: {
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to: string;
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firstName?: string | null;
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}) {
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const greeting = params.firstName ? `Hoi ${params.firstName},` : "Hoi!";
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await send(
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"reminder24h",
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params.to,
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"Nog 24 uur — inschrijvingen openen morgen!",
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emailLayout(
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"Nog 24 uur!",
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p(greeting) +
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p(
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`Morgen openen de inschrijvingen voor <strong style="color:#fff;">${EVENT}</strong>. Zet je wekker!`,
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) +
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card("Inschrijvingen openen", OPENS) +
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p("Wees er snel bij — de plaatsen zijn beperkt!") +
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btn(`${env.BETTER_AUTH_URL}/#registration`, "Bekijk de pagina") +
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note(
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"Je ontvangt dit bericht omdat je een herinnering hebt aangevraagd op kunstenkamp.be.",
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),
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),
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);
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}
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export async function sendReminderEmail(params: {
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to: string;
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firstName?: string | null;
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}) {
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const greeting = params.firstName ? `Hoi ${params.firstName},` : "Hoi!";
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await send(
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"reminder1h",
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params.to,
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"Nog 1 uur — inschrijvingen openen straks!",
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emailLayout(
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"Nog 1 uur!",
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p(greeting) +
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p(
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`Over ongeveer <strong style="color:#fff;">1 uur</strong> openen de inschrijvingen voor <strong style="color:#fff;">${EVENT}</strong>.`,
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) +
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card("Inschrijvingen openen", OPENS) +
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p("Wees er snel bij — de plaatsen zijn beperkt!") +
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btn(`${env.BETTER_AUTH_URL}/#registration`, "Schrijf je in") +
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note(
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"Je ontvangt dit bericht omdat je een herinnering hebt aangevraagd op kunstenkamp.be.",
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),
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),
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);
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}
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export async function sendPaymentReminderEmail(params: {
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to: string;
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firstName: string;
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managementToken: string;
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drinkCardValue?: number;
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giftAmount?: number;
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}) {
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const manage = manageUrl(params.managementToken);
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const drinkCardCents = (params.drinkCardValue ?? 0) * 100;
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const giftCents = params.giftAmount ?? 0;
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const total = drinkCardCents + giftCents;
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const amountNote =
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total > 0
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? `Je betaling van <strong style="color:#fff;">${euro(total)}</strong> staat nog open.`
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: "Je betaling staat nog open.";
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await send(
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"paymentReminder",
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params.to,
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"Herinnering: betaling open — Open Mic Night",
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emailLayout(
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"Betaling nog open",
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p(`Hoi ${params.firstName},`) +
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p(
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`Je hebt je ingeschreven voor <strong style="color:#fff;">${EVENT}</strong>, maar we hebben nog geen betaling ontvangen.`,
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) +
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p(`${amountNote} Log in op je account om te betalen.`) +
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btn(`${env.BETTER_AUTH_URL}/account`, "Betaal nu") +
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note(
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`Je inschrijving beheren? <a href="${manage}" style="color:rgba(255,255,255,0.6);">Klik hier</a>`,
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),
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),
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);
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}
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export async function sendPaymentConfirmationEmail(params: {
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to: string;
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firstName: string;
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managementToken: string;
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drinkCardValue?: number;
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giftAmount?: number;
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}) {
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const manage = manageUrl(params.managementToken);
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const drinkCardCents = (params.drinkCardValue ?? 0) * 100;
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const giftCents = params.giftAmount ?? 0;
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await send(
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"paymentConfirmation",
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params.to,
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"Betaling ontvangen — Open Mic Night",
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emailLayout(
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"Betaling ontvangen!",
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p(`Hoi ${params.firstName},`) +
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p(
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`We hebben je betaling voor <strong style="color:#fff;">${EVENT}</strong> in goede orde ontvangen. Tot dan!`,
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) +
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paymentCard(drinkCardCents, giftCents) +
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btn(manage, "Beheer mijn inschrijving", "secondary"),
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),
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);
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}
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