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feat: add email notifications for user, account, and collaboration events

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Co-authored-by: fredicious <1580688+fredicious@users.noreply.github.com>
This commit is contained in:
copilot-swe-agent[bot]
2026-03-11 21:17:28 +01:00
committed by Fred Cabassut
co-authored by fredicious
parent e777513a79
commit ded1f4e2a3
11 changed files with 440 additions and 30 deletions
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src/lib/server/email.ts
+252 -15
View File
@@ -65,6 +65,125 @@ export async function sendShareNotification(
await sendEmail(toEmail, subject, html);
}
/**
* Send a welcome email to a newly created user.
*/
export async function sendWelcomeEmail(
toEmail: string,
toName: string,
appUrl: string
): Promise<void> {
if (!toEmail) return;
const subject = 'Welcome to Crumbs';
const html = buildWelcomeEmailHtml(toName, appUrl);
await sendEmail(toEmail, subject, html);
}
/**
* Send a password reset notification to a user (triggered by admin reset).
*/
export async function sendPasswordResetEmail(
toEmail: string,
toName: string,
appUrl: string
): Promise<void> {
if (!toEmail) return;
const subject = 'Your Crumbs password has been reset';
const html = buildPasswordResetEmailHtml(toName, appUrl);
await sendEmail(toEmail, subject, html);
}
/**
* Send an account deletion confirmation email.
*/
export async function sendAccountDeletedEmail(toEmail: string, toName: string): Promise<void> {
if (!toEmail) return;
const subject = 'Your Crumbs account has been deleted';
const html = buildAccountDeletedEmailHtml(toName);
await sendEmail(toEmail, subject, html);
}
/**
* Send a notification to the old email when the account email address changes.
*/
export async function sendEmailChangedEmail(
oldEmail: string,
toName: string,
newEmail: string
): Promise<void> {
if (!oldEmail) return;
const subject = 'Your Crumbs email address has been changed';
const html = buildEmailChangedEmailHtml(toName, newEmail);
await sendEmail(oldEmail, subject, html);
}
/**
* Send a role change notification to a user.
*/
export async function sendRoleChangedEmail(
toEmail: string,
toName: string,
newRole: 'admin' | 'user',
appUrl: string
): Promise<void> {
if (!toEmail) return;
const subject = 'Your Crumbs account role has been updated';
const html = buildRoleChangedEmailHtml(toName, newRole, appUrl);
await sendEmail(toEmail, subject, html);
}
/**
* Send a notification to a collaborator that they have been removed from a note.
*/
export async function sendCollaboratorRemovedEmail(
toEmail: string,
toName: string,
ownerName: string,
noteTitle: string,
appUrl: string
): Promise<void> {
if (!toEmail) return;
const subject = `You've been removed from a shared note`;
const html = buildCollaboratorRemovedEmailHtml(toName, ownerName, noteTitle, appUrl);
await sendEmail(toEmail, subject, html);
}
/**
* Send a notification to collaborators that a shared note has been permanently deleted.
*/
export async function sendNotePermanentlyDeletedEmail(
toEmail: string,
toName: string,
noteTitle: string
): Promise<void> {
if (!toEmail) return;
const subject = `A shared note has been deleted`;
const html = buildNotePermanentlyDeletedEmailHtml(toName, noteTitle);
await sendEmail(toEmail, subject, html);
}
/**
* Send a security alert to a user when their account is locked due to too many failed logins.
*/
export async function sendAccountLockedEmail(
toEmail: string,
toName: string,
retryAfterMinutes: number
): Promise<void> {
if (!toEmail) return;
const subject = 'Crumbs account temporarily locked';
const html = buildAccountLockedEmailHtml(toName, retryAfterMinutes);
await sendEmail(toEmail, subject, html);
}
function buildShareEmailHtml(
toName: string,
fromName: string,
@@ -74,7 +193,18 @@ function buildShareEmailHtml(
const displayName = toName || 'there';
const escapedTitle = escapeHtml(noteTitle);
const escapedFrom = escapeHtml(fromName || 'Someone');
const content = `<h1 style="margin:0 0 24px;font-size:18px;color:#1a1a2e;font-weight:bold;">Note shared with you</h1>
<p style="margin:0 0 16px;font-size:14px;color:#1a1a2e;line-height:1.6;">
Hey ${escapeHtml(displayName)},
</p>
<p style="margin:0 0 24px;font-size:14px;color:#1a1a2e;line-height:1.6;">
<strong>${escapedFrom}</strong> shared a note with you: <strong>&ldquo;${escapedTitle}&rdquo;</strong>
</p>
${buildOpenButton(appUrl)}`;
return buildEmailLayout(content, 'You&rsquo;re receiving this because someone shared a note with you on Crumbs.');
}
function buildEmailLayout(content: string, footer: string): string {
return `<!DOCTYPE html>
<html>
<head><meta charset="utf-8"></head>
@@ -84,21 +214,8 @@ function buildShareEmailHtml(
<table width="500" cellpadding="0" cellspacing="0" style="background-color:#faf5eb;border:1px solid #d4cabb;box-shadow:2px 2px 0px #d4cabb;">
<tr><td style="padding:32px;">
<p style="margin:0 0 8px;font-size:11px;color:#C8860A;text-transform:uppercase;letter-spacing:2px;">Crumbs</p>
<h1 style="margin:0 0 24px;font-size:18px;color:#1a1a2e;font-weight:bold;">Note shared with you</h1>
<p style="margin:0 0 16px;font-size:14px;color:#1a1a2e;line-height:1.6;">
Hey ${escapeHtml(displayName)},
</p>
<p style="margin:0 0 24px;font-size:14px;color:#1a1a2e;line-height:1.6;">
<strong>${escapedFrom}</strong> shared a note with you: <strong>&ldquo;${escapedTitle}&rdquo;</strong>
</p>
<table cellpadding="0" cellspacing="0" style="margin:0 0 24px;">
<tr><td style="background-color:#C8860A;box-shadow:2px 2px 0px #1a1a2e;">
<a href="${escapeHtml(appUrl)}" style="display:inline-block;padding:10px 24px;color:#faf5eb;font-size:13px;font-weight:bold;text-decoration:none;font-family:'JetBrains Mono',monospace;">Open Crumbs</a>
</td></tr>
</table>
<p style="margin:0;font-size:11px;color:#6b6272;line-height:1.5;">
You&rsquo;re receiving this because someone shared a note with you on Crumbs.
</p>
${content}
<p style="margin:0;font-size:11px;color:#6b6272;line-height:1.5;">${footer}</p>
</td></tr>
</table>
</td></tr>
@@ -107,6 +224,126 @@ function buildShareEmailHtml(
</html>`;
}
function buildOpenButton(appUrl: string, label = 'Open Crumbs'): string {
return `<table cellpadding="0" cellspacing="0" style="margin:0 0 24px;">
<tr><td style="background-color:#C8860A;box-shadow:2px 2px 0px #1a1a2e;">
<a href="${escapeHtml(appUrl)}" style="display:inline-block;padding:10px 24px;color:#faf5eb;font-size:13px;font-weight:bold;text-decoration:none;font-family:'JetBrains Mono',monospace;">${escapeHtml(label)}</a>
</td></tr>
</table>`;
}
function buildWelcomeEmailHtml(toName: string, appUrl: string): string {
const displayName = escapeHtml(toName || 'there');
const content = `<h1 style="margin:0 0 24px;font-size:18px;color:#1a1a2e;font-weight:bold;">Welcome to Crumbs</h1>
<p style="margin:0 0 16px;font-size:14px;color:#1a1a2e;line-height:1.6;">
Hey ${displayName},
</p>
<p style="margin:0 0 24px;font-size:14px;color:#1a1a2e;line-height:1.6;">
An admin has created an account for you on Crumbs. You can log in and start taking notes right away.
</p>
${buildOpenButton(appUrl)}`;
return buildEmailLayout(content, 'You&rsquo;re receiving this because an admin created an account for you on Crumbs.');
}
function buildPasswordResetEmailHtml(toName: string, appUrl: string): string {
const displayName = escapeHtml(toName || 'there');
const content = `<h1 style="margin:0 0 24px;font-size:18px;color:#1a1a2e;font-weight:bold;">Password reset</h1>
<p style="margin:0 0 16px;font-size:14px;color:#1a1a2e;line-height:1.6;">
Hey ${displayName},
</p>
<p style="margin:0 0 24px;font-size:14px;color:#1a1a2e;line-height:1.6;">
An admin has reset your Crumbs password. Please log in and change it to something only you know.
</p>
${buildOpenButton(appUrl)}`;
return buildEmailLayout(content, 'You&rsquo;re receiving this because an admin reset your password on Crumbs. If you didn&rsquo;t expect this, please contact your admin.');
}
function buildAccountDeletedEmailHtml(toName: string): string {
const displayName = escapeHtml(toName || 'there');
const content = `<h1 style="margin:0 0 24px;font-size:18px;color:#1a1a2e;font-weight:bold;">Account deleted</h1>
<p style="margin:0 0 16px;font-size:14px;color:#1a1a2e;line-height:1.6;">
Hey ${displayName},
</p>
<p style="margin:0 0 24px;font-size:14px;color:#1a1a2e;line-height:1.6;">
Your Crumbs account and all associated data have been permanently deleted.
</p>`;
return buildEmailLayout(content, 'You&rsquo;re receiving this as confirmation that your Crumbs account was deleted.');
}
function buildEmailChangedEmailHtml(toName: string, newEmail: string): string {
const displayName = escapeHtml(toName || 'there');
const content = `<h1 style="margin:0 0 24px;font-size:18px;color:#1a1a2e;font-weight:bold;">Email address changed</h1>
<p style="margin:0 0 16px;font-size:14px;color:#1a1a2e;line-height:1.6;">
Hey ${displayName},
</p>
<p style="margin:0 0 24px;font-size:14px;color:#1a1a2e;line-height:1.6;">
Your Crumbs account email address has been changed to <strong>${escapeHtml(newEmail)}</strong>. If you did not make this change, please contact your admin immediately.
</p>`;
return buildEmailLayout(content, 'You&rsquo;re receiving this security notice because your Crumbs account email was updated.');
}
function buildRoleChangedEmailHtml(toName: string, newRole: 'admin' | 'user', appUrl: string): string {
const displayName = escapeHtml(toName || 'there');
const roleLabel = newRole === 'admin' ? 'Admin' : 'User';
const detail = newRole === 'admin'
? 'You now have admin privileges, including the ability to manage users and settings.'
: 'Your account no longer has admin privileges.';
const content = `<h1 style="margin:0 0 24px;font-size:18px;color:#1a1a2e;font-weight:bold;">Role updated: ${roleLabel}</h1>
<p style="margin:0 0 16px;font-size:14px;color:#1a1a2e;line-height:1.6;">
Hey ${displayName},
</p>
<p style="margin:0 0 24px;font-size:14px;color:#1a1a2e;line-height:1.6;">
Your Crumbs account role has been updated to <strong>${escapeHtml(roleLabel)}</strong>. ${escapeHtml(detail)}
</p>
${buildOpenButton(appUrl)}`;
return buildEmailLayout(content, 'You&rsquo;re receiving this because your account role was changed on Crumbs.');
}
function buildCollaboratorRemovedEmailHtml(
toName: string,
ownerName: string,
noteTitle: string,
appUrl: string
): string {
const displayName = escapeHtml(toName || 'there');
const escapedOwner = escapeHtml(ownerName || 'Someone');
const escapedTitle = escapeHtml(noteTitle);
const content = `<h1 style="margin:0 0 24px;font-size:18px;color:#1a1a2e;font-weight:bold;">Removed from shared note</h1>
<p style="margin:0 0 16px;font-size:14px;color:#1a1a2e;line-height:1.6;">
Hey ${displayName},
</p>
<p style="margin:0 0 24px;font-size:14px;color:#1a1a2e;line-height:1.6;">
<strong>${escapedOwner}</strong> has removed you from the shared note <strong>&ldquo;${escapedTitle}&rdquo;</strong>. You no longer have access to this note.
</p>
${buildOpenButton(appUrl)}`;
return buildEmailLayout(content, 'You&rsquo;re receiving this because you were removed from a shared note on Crumbs.');
}
function buildNotePermanentlyDeletedEmailHtml(toName: string, noteTitle: string): string {
const displayName = escapeHtml(toName || 'there');
const escapedTitle = escapeHtml(noteTitle);
const content = `<h1 style="margin:0 0 24px;font-size:18px;color:#1a1a2e;font-weight:bold;">Shared note deleted</h1>
<p style="margin:0 0 16px;font-size:14px;color:#1a1a2e;line-height:1.6;">
Hey ${displayName},
</p>
<p style="margin:0 0 24px;font-size:14px;color:#1a1a2e;line-height:1.6;">
The shared note <strong>&ldquo;${escapedTitle}&rdquo;</strong> has been permanently deleted by its owner. You no longer have access to it.
</p>`;
return buildEmailLayout(content, 'You&rsquo;re receiving this because a shared note you had access to was deleted on Crumbs.');
}
function buildAccountLockedEmailHtml(toName: string, retryAfterMinutes: number): string {
const displayName = escapeHtml(toName || 'there');
const content = `<h1 style="margin:0 0 24px;font-size:18px;color:#1a1a2e;font-weight:bold;">Account temporarily locked</h1>
<p style="margin:0 0 16px;font-size:14px;color:#1a1a2e;line-height:1.6;">
Hey ${displayName},
</p>
<p style="margin:0 0 24px;font-size:14px;color:#1a1a2e;line-height:1.6;">
Too many failed login attempts were made on your Crumbs account. For your security, login has been temporarily blocked for <strong>${retryAfterMinutes} minute${retryAfterMinutes === 1 ? '' : 's'}</strong>. If this wasn&rsquo;t you, please change your password once you regain access.
</p>`;
return buildEmailLayout(content, 'You&rsquo;re receiving this security alert because of repeated failed login attempts on your Crumbs account.');
}
function escapeHtml(str: string): string {
return str
.replace(/&/g, '&amp;')