started working on the backend

backend/pkg/db/events/events.go

@@ -0,0 +1,48 @@
+package events
+
+import (
+	"github.com/johannesbuehl/golunteer/backend/pkg/db"
+	"github.com/johannesbuehl/golunteer/backend/pkg/db/assignments"
+)
+
+type Event struct {
+	eventDataDB
+	Tasks       []string
+	Assignments map[string]string
+}
+
+type eventDataDB struct {
+	Id          int    `db:"id"`
+	Date        string `db:"date"`
+	Description string `db:"description"`
+}
+
+// transform the database-entry to an Event
+func (e *eventDataDB) Event() (Event, error) {
+	// get the availabilites associated with the event
+	if assignemnts, err := assignments.Event(e.Id); err != nil {
+		return Event{}, err
+	} else {
+		return Event{
+			eventDataDB: *e,
+			Assignments: assignemnts,
+		}, nil
+	}
+}
+
+// get all the event ids
+func All() (map[int]eventDataDB, error) {
+	var dbRows []eventDataDB
+
+	if err := db.DB.Select(&dbRows, "SELECT * FROM EVENTS"); err != nil {
+		return nil, err
+	} else {
+		eventsMap := map[int]eventDataDB{}
+
+		for _, idRow := range dbRows {
+			eventsMap[idRow.Id] = idRow
+		}
+
+		return eventsMap, nil
+	}
+}