chore: started working on #38

logic/models/classes/data_point.go

@@ -8,16 +8,21 @@ import (
 var FailedToGetIdAfterInsertError = errors.New("Failed to Get Id After Insert Error")
 
 func AddDataPoint(db *sql.DB, class_id string, file_path string, mode DATA_POINT_MODE) (id string, err error) {
-    id = ""
-    result, err := db.Query("insert into model_data_point (class_id, file_path, model_mode) values ($1, $2, $3) returning id;", class_id, file_path, mode)
-    if err != nil {
-        return
-    }
-    defer result.Close()
-    if !result.Next() {
-        err =  FailedToGetIdAfterInsertError
-        return
-    }
-    err = result.Scan(&id)
+	id = ""
+	result, err := db.Query("insert into model_data_point (class_id, file_path, model_mode, status) values ($1, $2, $3, 1) returning id;", class_id, file_path, mode)
+	if err != nil {
+		return
+	}
+	defer result.Close()
+	if !result.Next() {
+		err = FailedToGetIdAfterInsertError
+		return
+	}
+	err = result.Scan(&id)
+	return
+}
+
+func UpdateDataPointStatus(db *sql.DB, data_point_id string, status int, message *string) (err error) {
+    _, err = db.Exec("update model_data_point set status=$1, status_message=$2 where id=$3", status, message, data_point_id)
     return
 }

logic/models/classes/main.go

@@ -71,3 +71,14 @@ func CreateClass(db *sql.DB, model_id string, order int, name string) (id string
     err = rows.Scan(&id)
     return
 }
+
+func GetNumberOfWrongDataPoints(db *sql.DB, model_id string) (number int, err error) {
+    number = 0
+    rows, err := db.Query("select count(mdp.id) from model_data_point as mdp join model_classes as mc on mc.id = mdp.class_id where mc.model_id=$1 and mdp.status=-1;", model_id) 
+    if err != nil { return }
+    defer rows.Close()
+    // TODO not an error because if there is no result means that there is no need to count
+    if !rows.Next() { return }
+    err = rows.Scan(&number)
+    return
+}