Apply standalone exercices settings

libfic/exercice.go

@@ -420,6 +420,27 @@ func (e *Exercice) GetLevel() (int, error) {
 	return nb, nil
 }
 
+// GetOrdinal returns the position of the exercice in list (usefull for standalone exercices).
+func (e *Exercice) GetOrdinal() (int, error) {
+	theme := &Theme{Id: 0}
+	if e.IdTheme != nil {
+		theme.Id = *e.IdTheme
+	}
+
+	exercices, err := theme.GetExercices()
+	if err != nil {
+		return 0, err
+	}
+
+	for n, exercice := range exercices {
+		if exercice.Id == e.Id {
+			return n, nil
+		}
+	}
+
+	return 0, fmt.Errorf("exercice not found in theme")
+}
+
 // NewTry registers a solving attempt for the given Team.
 func (e *Exercice) NewTry(t *Team, cksum []byte) error {
 	if _, err := DBExec("INSERT INTO exercice_tries (id_exercice, id_team, time, cksum) VALUES (?, ?, ?, ?)", e.Id, t.Id, time.Now(), cksum); err != nil {