feat(mail): add smtp email delivery

lib/mail/templates.ts

@@ -0,0 +1,74 @@
+import type { ContactMailInput, RepairMailInput } from "./types";
+
+function escapeHtml(value?: string) {
+  return (value ?? "")
+    .replace(/&/g, "&")
+    .replace(/</g, "&lt;")
+    .replace(/>/g, "&gt;")
+    .replace(/"/g, "&quot;")
+    .replace(/'/g, "&#039;");
+}
+
+function rows(entries: Array<[string, string | undefined]>) {
+  return entries
+    .filter(([, value]) => value)
+    .map(([label, value]) => `<tr><th align="left" style="padding:6px 12px;border-bottom:1px solid #d9dee6;">${escapeHtml(label)}</th><td style="padding:6px 12px;border-bottom:1px solid #d9dee6;">${escapeHtml(value)}</td></tr>`)
+    .join("");
+}
+
+function textRows(entries: Array<[string, string | undefined]>) {
+  return entries
+    .filter(([, value]) => value)
+    .map(([label, value]) => `${label}: ${value}`)
+    .join("\n");
+}
+
+export function contactTemplate(input: ContactMailInput) {
+  const subject = `Kontaktanfrage: ${input.subject ?? "Funktechnik Schubert"}`;
+  const entries: Array<[string, string | undefined]> = [
+    ["Datum", new Date(input.createdAt).toLocaleString("de-DE")],
+    ["Name", input.name],
+    ["E-Mail", input.email],
+    ["Telefon", input.phone],
+    ["Betreff", input.subject],
+    ["Nachricht", input.message],
+  ];
+
+  return {
+    subject,
+    text: `Neue Kontaktanfrage\n\n${textRows(entries)}`,
+    html: `<h1>Neue Kontaktanfrage</h1><table cellspacing="0" cellpadding="0">${rows(entries)}</table>`,
+  };
+}
+
+export function repairTemplate(input: RepairMailInput) {
+  const subject = `Reparaturanfrage: ${input.manufacturer} ${input.model}`;
+  const entries: Array<[string, string | undefined]> = [
+    ["Datum", new Date(input.createdAt).toLocaleString("de-DE")],
+    ["Name", input.name],
+    ["E-Mail", input.email],
+    ["Telefon", input.phone],
+    ["Hersteller", input.manufacturer],
+    ["Modell", input.model],
+    ["Geräteart", input.deviceType],
+    ["Seriennummer", input.serialNumber],
+    ["Fehlerbeschreibung", input.description],
+    ["Zubehör", input.accessories],
+    ["Gerät geöffnet?", input.opened],
+    ["Vorarbeiten", input.previousWork],
+  ];
+
+  return {
+    subject,
+    text: `Neue Reparaturanfrage\n\n${textRows(entries)}`,
+    html: `<h1>Neue Reparaturanfrage</h1><table cellspacing="0" cellpadding="0">${rows(entries)}</table>`,
+  };
+}
+
+export function testTemplate() {
+  return {
+    subject: "SMTP Testmail - Funktechnik Schubert",
+    text: "Diese Testmail wurde aus der Funktechnik Schubert Website-Administration gesendet.",
+    html: "<h1>SMTP Testmail</h1><p>Diese Testmail wurde aus der Funktechnik Schubert Website-Administration gesendet.</p>",
+  };
+}