Add CSV download for tickets

Author: bvisness

src/hmnurl/urls.go

@@ -151,6 +151,13 @@ func BuildTicketsAdminEvent(urlSlug string) string {
 	return Url(fmt.Sprintf("/tickets/admin/%s", urlSlug), nil)
 }
 
+var RegexTicketsAdminEventCSVDownload = regexp.MustCompile("^/tickets/admin/(?P<urlslug>[^/]+)/csv$")
+
+func BuildTicketsAdminEventCSVDownload(urlSlug string) string {
+	defer CatchPanic()
+	return Url(fmt.Sprintf("/tickets/admin/%s/csv", urlSlug), nil)
+}
+
 var RegexTicketsAdminReserve = regexp.MustCompile("^/tickets/admin/(?P<urlslug>[^/]+)/reserve$")
 
 func BuildTicketsAdminReserve(urlSlug string) string {

src/templates/src/tickets_admin_event.html

@@ -119,7 +119,8 @@
 <div class="pa3 flex flex-column g3">
     <div>
         <div class="f3">Tickets</div>
-        <a href="{{ .ScannerUrl }}">Scan tickets</a>
+        <a class="db" href="{{ .ScannerUrl }}">Scan tickets</a>
+        <a class="db" href="{{ .CSVUrl }}">Download CSV</a>
         <div>
             <div><b>Total:</b> {{ add .TicketsEvent.Metadata.SoldTickets .TicketsEvent.Metadata.ReservedTickets }}</div>
             <div><b>Pending:</b> {{ .TicketsEvent.Metadata.PendingTickets }}</div>

src/website/routes.go

@@ -135,6 +135,7 @@ func NewWebsiteRoutes(conn *pgxpool.Pool, perfCollector *perf.PerfCollector) htt
 	hmnOnly.GET(hmnurl.RegexTicketsAdmin, adminsOnly(TicketsAdmin))
 	hmnOnly.GET(hmnurl.RegexTicketsAdminEvent, adminsOnly(TicketsAdminEvent))
 	hmnOnly.POST(hmnurl.RegexTicketsAdminEvent, adminsOnly(TicketsAdminEventSubmit))
+	hmnOnly.GET(hmnurl.RegexTicketsAdminEventCSVDownload, adminsOnly(TicketsAdminEventCSVDownload))
 	hmnOnly.POST(hmnurl.RegexTicketsAdminReserve, adminsOnly(TicketsAdminReserve))
 	hmnOnly.GET(hmnurl.RegexTicketsAdminScan, adminsOnly(TicketsAdminScan))
 	hmnOnly.POST(hmnurl.RegexTicketsAdminScan, adminsOnly(csrfMiddleware(TicketsAdminScanSubmit)))

src/website/tickets.go

@@ -2,6 +2,7 @@ package website
 
 import (
 	"context"
+	"encoding/csv"
 	"fmt"
 	"math/rand"
 	"net/http"
@@ -81,6 +82,7 @@ func TicketsAdminEvent(c *RequestContext) ResponseData {
 		TicketsEvent     TicketsAdminEventTemplateData
 		ReserveActionUrl string
 		ScannerUrl       string
+		CSVUrl           string
 	}
 	urlSlug := c.PathParams["urlslug"]
 
@@ -114,6 +116,7 @@ func TicketsAdminEvent(c *RequestContext) ResponseData {
 		},
 		ReserveActionUrl: hmnurl.BuildTicketsAdminReserve(event.UrlSlug),
 		ScannerUrl:       hmnurl.BuildTicketsAdminScan(event.UrlSlug),
+		CSVUrl:           hmnurl.BuildTicketsAdminEventCSVDownload(event.UrlSlug),
 	}
 
 	var res ResponseData
@@ -176,6 +179,42 @@ func TicketsAdminEventSubmit(c *RequestContext) ResponseData {
 	return c.Redirect(hmnurl.BuildTicketsAdminEvent(eventUrlSlug), http.StatusSeeOther)
 }
 
+func TicketsAdminEventCSVDownload(c *RequestContext) ResponseData {
+	urlSlug := c.PathParams["urlslug"]
+	event, found := hmndata.FindTicketEventBySlug(urlSlug)
+	if !found {
+		return FourOhFour(c)
+	}
+
+	rawTickets, err := hmndata.FetchTickets(c, c.Conn, &event)
+	if err != nil {
+		return c.ErrorResponse(http.StatusInternalServerError, oops.New(err, "failed to fetch tickets"))
+	}
+	var tickets []templates.Ticket
+	for _, t := range rawTickets {
+		tickets = append(tickets, templates.TicketToTemplate(&t))
+	}
+
+	var res ResponseData
+	res.Header().Set("Content-Type", "text/csv")
+	res.Header().Set("Content-Disposition", `attachment; filename="tickets.csv"`)
+	w := csv.NewWriter(&res)
+	w.Write([]string{"name", "email", "username", "discord_username", "purchase_date", "notes", "accommodations"})
+	for _, ticket := range tickets {
+		w.Write([]string{
+			ticket.OwnerName,
+			ticket.OwnerEmail,
+			ticket.OwnerUsername,
+			ticket.OwnerDiscordUsername,
+			ticket.PurchaseDate.String(),
+			ticket.Notes,
+			ticket.Accommodations,
+		})
+	}
+	w.Flush()
+	return res
+}
+
 func TicketsAdminReserve(c *RequestContext) ResponseData {
 	err := c.Req.ParseForm()
 	if err != nil {