Personalized Name String in E-mails (#449)

* Better attempt at using a personalized string for usernames in emails instead of the generic 'TPEN User' text.

* Changes while reviewing

* Changes while reviewing

* Changes while reviewing

Author: thehabes

.claude/settings.json

@@ -93,7 +93,8 @@ export default class Project {
           </p>
         `
       }
-      await sendMail(email, `Invitation to ${projectTitle}`, message)
+      const recipientName = user?.profile?.displayName || email.split("@")[0]
+      await sendMail(email, `Invitation to ${projectTitle}`, message, recipientName)
       return this
     } catch (error) {
       throw error
@@ -252,7 +253,8 @@ export default class Project {
 <p>Your contributions to the project remain attributed to you, but you no longer have access to some TPEN3 data.  *Access to RERUM data is not affected.</p>
 <p>If you believe this was done in error, please contact a project administrator.</p>`
 
-          await sendMail(userData.email, subject, message)
+          const recipientName = userData?.profile?.displayName || userData?.email?.split("@")[0]
+          await sendMail(userData.email, subject, message, recipientName)
         }
       } catch (emailError) {
         console.error("Failed to send removal confirmation email:", emailError)

.claude/statusline-command.sh

@@ -6,7 +6,15 @@ import {fileURLToPath} from "url"
 const __filename = fileURLToPath(import.meta.url)
 const __dirname = path.dirname(__filename)
 
-export const sendMail = async (email, subject, message) => {
+/**
+ * Send an email using the HTML template.
+ * @param {string} email - Recipient email address.
+ * @param {string} subject - Email subject line.
+ * @param {string} message - HTML message body content.
+ * @param {string} [userName] - Recipient display name for the greeting.
+ * @returns {Promise<{status: number, message: string}>}
+ */
+export const sendMail = async (email, subject, message, userName) => {
   if (!email || typeof email !== "string") {
     return {
       status: 400,
@@ -32,7 +40,8 @@ export const sendMail = async (email, subject, message) => {
   const templatepath = path.join(__dirname, "template.html")
   let htmlTemplate = fs.readFileSync(templatepath, "utf-8")
 
-  htmlTemplate = htmlTemplate.replace("{{userName}}", "TPEN User")
+  const displayName = userName || email.split("@")[0]
+  htmlTemplate = htmlTemplate.replace("{{userName}}", displayName)
   htmlTemplate = htmlTemplate.replace("{{subject}}", subject)
   htmlTemplate = htmlTemplate.replace("{{messageBody}}", message)