feat: add resend email button to ticket list (#51)

- resending only possible when ticket is paid.

Author: dni

config.json

@@ -1,6 +1,6 @@
 {
   "id": "events",
-  "version": "1.3.0",
+  "version": "1.6.1",
   "name": "Events",
   "repo": "https://github.com/lnbits/events",
   "short_description": "Sell and register event tickets",

services.py

@@ -20,7 +20,7 @@
     update_event,
     update_ticket,
 )
-from .models import Ticket
+from .models import Event, Ticket
 
 DEFAULT_NOSTR_RELAYS = [
     "wss://relay.damus.io",
@@ -55,16 +55,7 @@ async def _send_ticket_notification(ticket: Ticket) -> None:
         logger.warning(f"Event {ticket.event} not found for ticket notification.")
         return
 
-    ticket_url = _ticket_url(ticket)
-    subject = (
-        event.extra.notification_subject.strip()
-        or f"Your ticket for '{event.name}' is ready"
-    )
-    body = (
-        event.extra.notification_body.strip()
-        or f"Your ticket for '{event.name}' is ready."
-    )
-    message = f"{body}\n\nOpen it here: {ticket_url}"
+    subject, message = _ticket_notification_message(ticket, event)
     updated = False
 
     if (
@@ -97,6 +88,35 @@ async def _send_ticket_notification(ticket: Ticket) -> None:
         await update_ticket(ticket)
 
 
+async def resend_ticket_email_notification(ticket: Ticket) -> Ticket:
+    event = await get_event(ticket.event)
+    if not event:
+        raise ValueError("Event does not exist.")
+    if not settings.lnbits_email_notifications_enabled:
+        raise ValueError("Email notifications are not enabled.")
+    if not ticket.email:
+        raise ValueError("Ticket does not have an email address.")
+
+    subject, message = _ticket_notification_message(ticket, event)
+    await send_email_notification([ticket.email], message, subject)
+    ticket.extra.email_notification_sent = True
+    return await update_ticket(ticket)
+
+
+def _ticket_notification_message(ticket: Ticket, event: Event) -> tuple[str, str]:
+    ticket_url = _ticket_url(ticket)
+    subject = (
+        event.extra.notification_subject.strip()
+        or f"Your ticket for '{event.name}' is ready"
+    )
+    body = (
+        event.extra.notification_body.strip()
+        or f"Your ticket for '{event.name}' is ready."
+    )
+
+    return subject, f"{body}\n\nOpen it here: {ticket_url}"
+
+
 async def _send_nostr_ticket_notification(identifier: str, message: str) -> None:
     if "@" in identifier:
         await send_user_notification(

static/js/index.js

@@ -4,6 +4,7 @@ window.PageEvents = {
     return {
       events: [],
       tickets: [],
+      resendingTicketEmails: [],
       currencies: [],
       eventsTable: {
         columns: [
@@ -145,6 +146,35 @@ window.PageEvents = {
             .catch(LNbits.utils.notifyApiError)
         })
     },
+    resendTicketEmail(ticket) {
+      if (!ticket.paid || !ticket.email) return
+      const wallet = _.findWhere(this.g.user.wallets, {id: ticket.wallet})
+      if (!wallet) return
+
+      this.resendingTicketEmails.push(ticket.id)
+      LNbits.api
+        .request(
+          'POST',
+          '/events/api/v1/tickets/' + ticket.id + '/resend-email',
+          wallet.adminkey
+        )
+        .then(response => {
+          this.tickets = this.tickets.map(obj =>
+            obj.id === ticket.id ? response.data : obj
+          )
+          Quasar.Notify.create({
+            type: 'positive',
+            message: 'Ticket email resent.',
+            icon: null
+          })
+        })
+        .catch(LNbits.utils.notifyApiError)
+        .finally(() => {
+          this.resendingTicketEmails = this.resendingTicketEmails.filter(
+            ticketId => ticketId !== ticket.id
+          )
+        })
+    },
     exportticketsCSV() {
       LNbits.utils.exportCSV(this.ticketsTable.columns, this.tickets)
     },

static/js/index.vue

@@ -171,10 +171,12 @@
           >
             <template v-slot:header="props">
               <q-tr :props="props">
+                <q-th auto-width></q-th>
                 <q-th auto-width></q-th>
                 <q-th v-for="col in props.cols" :key="col.name" :props="props">
                   <span v-text="col.label"></span>
                 </q-th>
+                <q-th auto-width></q-th>
               </q-tr>
             </template>
             <template v-slot:body="props">
@@ -191,6 +193,20 @@
                     target="_blank"
                   ></q-btn>
                 </q-td>
+                <q-td auto-width>
+                  <q-btn
+                    flat
+                    dense
+                    size="xs"
+                    @click="resendTicketEmail(props.row)"
+                    icon="email"
+                    color="primary"
+                    :disable="!props.row.paid || !props.row.email"
+                    :loading="resendingTicketEmails.includes(props.row.id)"
+                  >
+                    <q-tooltip>Resend ticket email</q-tooltip>
+                  </q-btn>
+                </q-td>
 
                 <q-td v-for="col in props.cols" :key="col.name" :props="props">
                   <span v-text="col.value"></span>

views_api.py

@@ -52,7 +52,7 @@
     Ticket,
     TicketPaymentRequest,
 )
-from .services import refund_tickets
+from .services import refund_tickets, resend_ticket_email_notification
 from .tasks import deregister_payment_listener, register_payment_listener
 
 events_api_router = APIRouter(prefix="/api/v1/events")
@@ -388,6 +388,38 @@ async def api_ticket_delete(
     await delete_ticket(ticket_id)
 
 
+@tickets_api_router.post("/{ticket_id}/resend-email")
+async def api_ticket_resend_email(
+    ticket_id: str, wallet: WalletTypeInfo = Depends(require_admin_key)
+) -> Ticket:
+    ticket = await get_ticket(ticket_id)
+    if not ticket:
+        raise HTTPException(
+            status_code=HTTPStatus.NOT_FOUND, detail="Ticket does not exist."
+        )
+
+    if ticket.wallet != wallet.wallet.id:
+        raise HTTPException(status_code=HTTPStatus.FORBIDDEN, detail="Not your ticket.")
+
+    if not ticket.paid:
+        raise HTTPException(
+            status_code=HTTPStatus.FORBIDDEN,
+            detail="Only paid tickets can be resent by email.",
+        )
+
+    try:
+        return await resend_ticket_email_notification(ticket)
+    except ValueError as exc:
+        raise HTTPException(
+            status_code=HTTPStatus.BAD_REQUEST, detail=str(exc)
+        ) from exc
+    except Exception as exc:
+        raise HTTPException(
+            status_code=HTTPStatus.INTERNAL_SERVER_ERROR,
+            detail="Failed to resend ticket email.",
+        ) from exc
+
+
 @tickets_api_router.put("/register/{ticket_id}")
 async def api_event_register_ticket(ticket_id) -> Ticket:
     ticket = await get_ticket(ticket_id)