Add is_checked_in into joined event api

Signed-off-by: Asai Neko <sugar@sne.moe>

service/service_event/get_joined_event.go

@@ -6,6 +6,7 @@ import (
 	"nixcn-cms/internal/exception"
 	"nixcn-cms/service/shared"
 	"strconv"
+	"time"
 
 	"github.com/google/uuid"
 )
@@ -108,6 +109,34 @@ func (self *EventServiceImpl) GetJoinedEvent(payload *JoinedEventListPayload) (r
 		}
 	}
 
+	if eventList != nil && len(*eventList) > 0 {
+		attendances, err := new(data.Attendance).GetEventsByUserID(payload.Context, payload.UserId)
+
+		checkinMap := make(map[uuid.UUID]time.Time)
+		if err == nil && attendances != nil {
+			for _, att := range *attendances {
+				checkinMap[att.EventId] = att.CheckinAt
+			}
+		}
+
+		for i := range *eventList {
+			item := &(*eventList)[i]
+
+			item.IsJoined = true
+
+			eID, _ := uuid.Parse(item.EventId)
+
+			if checkinTime, signedUp := checkinMap[eID]; signedUp {
+				if !checkinTime.IsZero() && checkinTime.After(time.Unix(0, 0)) {
+					item.IsCheckedIn = true
+				}
+			}
+
+			cCount, _ := new(data.Attendance).CountCheckedInUsersByEventID(payload.Context, eID)
+			item.CheckinCount = cCount
+		}
+	}
+
 	if eventList != nil {
 		for i := range *eventList {
 			(*eventList)[i].IsJoined = true