[admin] Can retrieves tries rate

libfic/team.go

@@ -1,6 +1,7 @@
 package fic
 
 import (
+	"database/sql"
 	"fmt"
 	"time"
 )
@@ -152,6 +153,61 @@ func (t Team) HasAccess(e Exercice) bool {
 	}
 }
 
+func NbTry(t *Team, e Exercice) int {
+	var cnt *int
+
+	if t != nil {
+		DBQueryRow("SELECT COUNT(*) FROM exercice_tries WHERE id_team = ? AND id_exercice = ?", t.Id, e.Id).Scan(&cnt)
+	} else {
+		DBQueryRow("SELECT COUNT(*) FROM exercice_tries WHERE id_exercice = ?", e.Id).Scan(&cnt)
+	}
+
+	if cnt == nil {
+		return 0
+	} else {
+		return *cnt
+	}
+}
+
+func GetTries(t *Team, e *Exercice) ([]time.Time, error) {
+	var rows *sql.Rows
+	var err error
+
+	if t == nil {
+		if e == nil {
+			rows, err = DBQuery("SELECT time FROM exercice_tries ORDER BY time ASC")
+		} else {
+			rows, err = DBQuery("SELECT time FROM exercice_tries WHERE id_exercice = ? ORDER BY time ASC", e.Id)
+		}
+	} else {
+		if e == nil {
+			rows, err = DBQuery("SELECT time FROM exercice_tries WHERE id_team = ? ORDER BY time ASC", t.Id)
+		} else {
+			rows, err = DBQuery("SELECT time FROM exercice_tries WHERE id_team = ? AND id_exercice = ? ORDER BY time ASC", t.Id, e.Id)
+		}
+	}
+
+	if err != nil {
+		return nil, err
+	} else {
+		defer rows.Close()
+
+		times := make([]time.Time, 0)
+		for rows.Next() {
+			var tm time.Time
+			if err := rows.Scan(&tm); err != nil {
+				return nil, err
+			}
+			times = append(times, tm)
+		}
+		if err := rows.Err(); err != nil {
+			return nil, err
+		}
+
+		return times, nil
+	}
+}
+
 func (t Team) HasSolved(e Exercice) (bool, time.Time, int64) {
 	var nb *int64
 	var tm *time.Time