admin: add a new route to update team history coefficient

admin/api/team.go

@@ -242,6 +242,23 @@ type uploadedHistory struct {
 	Time        time.Time
 	Primary     *int64
 	Secondary   *int64
+	Coefficient float32
+}
+
+func updateHistory(team *fic.Team, body []byte) (interface{}, error) {
+	var uh uploadedHistory
+	if err := json.Unmarshal(body, &uh); err != nil {
+		return nil, err
+	}
+
+	var givenId int64
+	if uh.Secondary != nil {
+		givenId = *uh.Secondary
+	} else if uh.Primary != nil {
+		givenId = *uh.Primary
+	}
+
+	return team.UpdateHistoryCoeff(uh.Kind, uh.Time, givenId, uh.Coefficient)
 }
 
 func delHistory(team *fic.Team, body []byte) (interface{}, error) {

libfic/team_history.go

@@ -54,6 +54,37 @@ func (t Team) GetHistory() ([]map[string]interface{}, error) {
 	return hist, nil
 }
 
+// UpdateHistoryCoeff updates the coefficient for a given entry.
+func (t Team) UpdateHistoryCoeff(kind string, h time.Time, givenId int64, newCoeff float32) (interface{}, error) {
+	if kind == "hint" {
+		if res, err := DBExec("UPDATE team_hints SET coefficient = ? WHERE id_team = ? AND time = ? AND id_hint = ?", newCoeff, t.Id, h, givenId); err != nil {
+			return 0, err
+		} else if nb, err := res.RowsAffected(); err != nil {
+			return 0, err
+		} else {
+			return nb, err
+		}
+	} else if kind == "wchoices" {
+		if res, err := DBExec("UPDATE team_wchoices SET coefficient = ? WHERE id_team = ? AND time = ? AND id_flag = ?", newCoeff, t.Id, h, givenId); err != nil {
+			return 0, err
+		} else if nb, err := res.RowsAffected(); err != nil {
+			return 0, err
+		} else {
+			return nb, err
+		}
+	} else if kind == "solved" {
+		if res, err := DBExec("UPDATE exercice_solved SET coefficient = ? WHERE id_team = ? AND time = ? AND id_exercice = ?", newCoeff, t.Id, h, givenId); err != nil {
+			return 0, err
+		} else if nb, err := res.RowsAffected(); err != nil {
+			return 0, err
+		} else {
+			return nb, err
+		}
+	} else {
+		return nil, nil
+	}
+}
+
 // DelHistoryItem removes from the database an entry from the history.
 func (t Team) DelHistoryItem(kind string, h time.Time, primary *int64, secondary *int64) (interface{}, error) {
 	if kind == "tries" && primary != nil {