matrix-pretix/internal/pretix/order_placed.go

105 lines
2.1 KiB
Go

package pretix
import (
"encoding/json"
"fmt"
"net/http"
"time"
"maunium.net/go/mautrix/event"
)
const (
eventOrderPlaced = "pretix.event.order.placed"
urlIndividualOrder = "%s/api/v1/organizers/%s/events/%s/orders/%s/"
)
func (s Server) orderPlaced(w http.ResponseWriter, r *http.Request) {
if r.Header.Get("Content-Type") != "application/json" {
writeStatus(w, http.StatusBadRequest)
return
}
data := struct{
Action string
Code string
Event string
Organizer string
}{}
decoder := json.NewDecoder(r.Body)
err := decoder.Decode(&data)
if err != nil {
writeStatus(w, http.StatusBadRequest)
return
}
if data.Action != eventOrderPlaced {
writeStatus(w, http.StatusBadRequest)
return
}
req, err := http.NewRequest(http.MethodGet, s.buildURL(urlIndividualOrder, data.Organizer, data.Event, data.Code), nil)
if err != nil {
writeStatus(w, http.StatusInternalServerError)
return
}
req.Header.Set("Accept", "application/json")
req.Header.Set("Authorization", fmt.Sprint("Token ", s.config.APIToken))
resp, err := s.client.Do(req)
if err != nil {
writeStatus(w, http.StatusInternalServerError)
return
}
defer resp.Body.Close()
if resp.StatusCode != 200 {
writeStatus(w, http.StatusInternalServerError)
return
}
if resp.Header.Get("Content-Type") != "application/json" {
writeStatus(w, http.StatusInternalServerError)
return
}
decoder = json.NewDecoder(resp.Body)
order := struct{
Code string
Datetime time.Time
Positions []struct{
Price string
}
}{}
err = decoder.Decode(&order)
if err != nil {
writeStatus(w, http.StatusInternalServerError)
return
}
result, err := s.db.Exec("INSERT INTO orders VALUES(?);", order.Code)
if err != nil {
writeStatus(w, http.StatusInternalServerError)
return
}
rowsAffected, err := result.RowsAffected()
if err != nil {
writeStatus(w, http.StatusInternalServerError)
return
}
if rowsAffected > 0 && order.Datetime.Add(72 * time.Hour).After(time.Now()) { // pretix retries failed webhooks for up to three days
message := event.MessageEventContent{
MsgType: event.MsgText,
Body: fmt.Sprintf("%+v", order),
}
s.matrix.Broadcast(&message)
}
}