fix(db): push data with partial mapping

Signed-off-by: Klagarge <remi@heredero.ch>

db/src/main.go

@@ -122,25 +122,29 @@ func main() {
 		campus, campusOk := mapping.GetCampus(gatewayID)
 		room, roomOk := mapping.GetRoom(nodeID)
 
-		if !campusOk {
-			log.Printf("[Main] No mapping found for gateway=%s, dropping datapoint\n", gatewayID)
-			return
-		}
-
-		if !roomOk {
-			log.Printf("[Main] No mapping found for gateway=%s, dropping datapoint\n", gatewayID)
-			return
-		}
-
 		batteryLevel := dp.GetValues().Battery
 		log.Printf("[Main] Received gateway=%s node=%s -> campus=%s room=%s (Battery %d%%)\n", gatewayID, nodeID, campus, room, batteryLevel)
 
-		// Re-create the datapoint with campus/room tags for Influx
-		influxTags := []point.Topic{
+		var influxTags []point.Topic
+
+		if !campusOk {
+			log.Printf("[Main] No mapping found for gateway=%s\n", gatewayID)
+			influxTags = []point.Topic{
+				{Subject: "node", Content: nodeID},
+			}
+		} else if !roomOk {
+			log.Printf("[Main] No mapping found for gateway=%s\n", gatewayID)
+			influxTags = []point.Topic{
+				{Subject: "campus", Content: campus},
+				{Subject: "node", Content: nodeID},
+			}
+		} else {
+			influxTags = []point.Topic{
 				{Subject: "campus", Content: campus},
 				{Subject: "room", Content: room},
 				{Subject: "node", Content: nodeID},
 			}
+		}
 
 		// If CO2PPM value is present and over 1000000000 delete the field
 		values := dp.GetValues()