trobleshooting and changeing formating

database/EstimatedCall.go

@@ -2,16 +2,47 @@ package database
 
 import (
 	"database/sql"
-	"errors"
-	"math/rand"
+	"fmt"
 )
 
-func InsertOrUpdateEstimatedCall(db *sql.DB, estimatedValues []string) (int, string, error) {
-	if len(estimatedValues) == 0 {
-		return 0, "", errors.New("no estimated values provided")
+func InsertOrUpdateEstimatedCall(db *sql.DB, values []interface{}) (int, string, error) {
+	query := `
+        INSERT INTO calls (
+            estimatedvehiclejourney, "order", stoppointref,
+            aimeddeparturetime, expecteddeparturetime,
+            aimedarrivaltime, expectedarrivaltime,
+            cancellation, estimated_data
+        )
+        VALUES ($1,$2,$3,$4,$5,$6,$7,$8,$9)
+        ON CONFLICT (estimatedvehiclejourney, "order")
+        DO UPDATE SET
+            stoppointref = EXCLUDED.stoppointref,
+            aimeddeparturetime = EXCLUDED.aimeddeparturetime,
+            expecteddeparturetime = EXCLUDED.expecteddeparturetime,
+            aimedarrivaltime = EXCLUDED.aimedarrivaltime,
+            expectedarrivaltime = EXCLUDED.expectedarrivaltime,
+            cancellation = EXCLUDED.cancellation,
+            estimated_data = EXCLUDED.estimated_data
+        RETURNING CASE WHEN xmax = 0 THEN 'insert' ELSE 'update' END, id;
+    `
+	stmt, err := db.Prepare(query)
+	if err != nil {
+		return 0, "", fmt.Errorf("error preparing statement: %v", err)
 	}
+	defer stmt.Close()
 
-	id := rand.Intn(100)
-	action := "tmp"
+	var action string
+	var id int
+	err = stmt.QueryRow(values...).Scan(&action, &id)
+	if err != nil {
+		if 1 == 0 {
+			fmt.Println("Executing query:", query)
+			for i, v := range values {
+				fmt.Printf("Value %d: (%v)\n", i+1, v)
+			}
+
+		}
+		return 0, "", fmt.Errorf("error executing statement: %v", err)
+	}
 	return id, action, nil
 }