admin: Better identify tries on exercice page

libfic/exercice_tries.go

@@ -0,0 +1,102 @@
+package fic
+
+import (
+	"time"
+)
+
+type ExerciceTryDetail struct {
+	Kind      string `json:"kind"`
+	RelatedId int64  `json:"related"`
+}
+
+type ExerciceTry struct {
+	Id       int64               `json:"id"`
+	IdTeam   int64               `json:"id_team"`
+	Time     time.Time           `json:"time"`
+	Checksum []byte              `json:"checksum"`
+	NbDiff   int64               `json:"nb_diff"`
+	OneGood  bool                `json:"one_good"`
+	Details  []ExerciceTryDetail `json:"details,omitempty"`
+}
+
+// TriesList returns a list of tries related to the exercice.
+func (e *Exercice) TriesList() ([]*ExerciceTry, error) {
+	tries_table := "exercice_tries"
+	if SubmissionUniqueness {
+		tries_table = "exercice_distinct_tries"
+	}
+
+	if rows, err := DBQuery("SELECT id_try, id_team, time, cksum, nbdiff, onegood FROM "+tries_table+" WHERE id_exercice = ?", e.Id); err != nil {
+		return nil, err
+	} else {
+		defer rows.Close()
+
+		var tries []*ExerciceTry
+		for rows.Next() {
+			var try ExerciceTry
+			if err := rows.Scan(&try.Id, &try.IdTeam, &try.Time, &try.Checksum, &try.NbDiff, &try.OneGood); err != nil {
+				return nil, err
+			}
+
+			tries = append(tries, &try)
+		}
+
+		return tries, nil
+	}
+}
+
+func (e *Exercice) GetTry(id int64) (try *ExerciceTry, err error) {
+	try = &ExerciceTry{}
+	err = DBQueryRow("SELECT id_try, id_team, time, cksum, nbdiff, onegood FROM exercice_tries WHERE id_exercice = ? AND id_try = ?", e.Id, id).Scan(&try.Id, &try.IdTeam, &try.Time, &try.Checksum, &try.NbDiff, &try.OneGood)
+	return
+}
+
+func (try *ExerciceTry) FillDetails() error {
+	if rows, err := DBQuery("SELECT id_flag FROM exercice_tries_flags WHERE id_try = ?", try.Id); err != nil {
+		return err
+	} else {
+		defer rows.Close()
+
+		for rows.Next() {
+			var relatedid int64
+			if err := rows.Scan(&relatedid); err != nil {
+				return err
+			}
+
+			try.Details = append(try.Details, ExerciceTryDetail{
+				Kind:      "flag",
+				RelatedId: relatedid,
+			})
+		}
+	}
+
+	if rows, err := DBQuery("SELECT id_mcq FROM exercice_tries_mcq WHERE id_try = ?", try.Id); err != nil {
+		return err
+	} else {
+		defer rows.Close()
+
+		for rows.Next() {
+			var relatedid int64
+			if err := rows.Scan(&relatedid); err != nil {
+				return err
+			}
+
+			try.Details = append(try.Details, ExerciceTryDetail{
+				Kind:      "mcq",
+				RelatedId: relatedid,
+			})
+		}
+	}
+
+	return nil
+}
+
+func (try *ExerciceTry) Delete() (int64, error) {
+	if res, err := DBExec("DELETE FROM exercice_tries WHERE id_try = ?", try.Id); err != nil {
+		return 0, err
+	} else if nb, err := res.RowsAffected(); err != nil {
+		return 0, err
+	} else {
+		return nb, err
+	}
+}