go routines for Db query

spot.go

@@ -4,6 +4,7 @@ import (
 	"regexp"
 	"strconv"
 	"strings"
+	"sync"
 
 	_ "github.com/mattn/go-sqlite3"
 )
@@ -49,20 +50,30 @@ func ProcessTelnetSpot(re *regexp.Regexp, spotRaw string, SpotChanToFlex chan Te
 		contactRepo := NewLog4OMContactsRepository(Cfg.SQLite.SQLitePath)
 		defer contactRepo.db.Close()
 
-		contacts, _ := contactRepo.ListByCountry(spot.DXCC)
-		contactsMode, _ := contactRepo.ListByCountryMode(spot.DXCC, spot.Mode)
-		contactsBand, _ := contactRepo.ListByCountryBand(spot.DXCC, spot.Band)
-		contactsCall, _ := contactRepo.ListByCallSign(spot.DX, spot.Band, spot.Mode)
+		contactsChan := make(chan []Contact)
+		contactsModeChan := make(chan []Contact)
+		contactsBandChan := make(chan []Contact)
+		contactsCallChan := make(chan []Contact)
+
+		wg := new(sync.WaitGroup)
+		wg.Add(4)
+
+		go contactRepo.ListByCountry(spot.DXCC, contactsChan, wg)
+		contacts := <-contactsChan
+
+		go contactRepo.ListByCountryMode(spot.DXCC, spot.Mode, contactsModeChan, wg)
+		contactsMode := <-contactsModeChan
+
+		go contactRepo.ListByCountryBand(spot.DXCC, spot.Band, contactsBandChan, wg)
+		contactsBand := <-contactsBandChan
+
+		go contactRepo.ListByCallSign(spot.DX, spot.Band, spot.Mode, contactsCallChan, wg)
+		contactsCall := <-contactsCallChan
+
+		wg.Wait()
 
 		if len(contacts) == 0 {
-			switch spot.DXCC {
-			case "997":
-				spot.NewDXCC = false
-			case "1000":
-				spot.NewDXCC = false
-			default:
-				spot.NewDXCC = true
-			}
+			spot.NewDXCC = true
 		}
 
 		if len(contactsMode) == 0 {