161 lines
3.9 KiB
Go
161 lines
3.9 KiB
Go
package fic
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import (
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"time"
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)
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type Team struct {
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Id int64 `json:"id"`
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Name string `json:"name"`
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Color uint32 `json:"color"`
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}
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func GetTeams() ([]Team, error) {
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if rows, err := DBQuery("SELECT id_team, name, color FROM teams"); err != nil {
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return nil, err
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} else {
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defer rows.Close()
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var teams = make([]Team, 0)
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for rows.Next() {
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var t Team
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if err := rows.Scan(&t.Id, &t.Name, &t.Color); err != nil {
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return nil, err
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}
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teams = append(teams, t)
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}
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if err := rows.Err(); err != nil {
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return nil, err
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}
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return teams, nil
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}
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}
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func GetTeam(id int) (Team, error) {
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var t Team
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if err := DBQueryRow("SELECT id_team, name, color FROM teams WHERE id_team = ?", id).Scan(&t.Id, &t.Name, &t.Color); err != nil {
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return t, err
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}
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return t, nil
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}
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func CreateTeam(name string, color uint32) (Team, error) {
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if res, err := DBExec("INSERT INTO teams (name, color) VALUES (?, ?)", name, color); err != nil {
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return Team{}, err
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} else if tid, err := res.LastInsertId(); err != nil {
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return Team{}, err
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} else {
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return Team{tid, name, color}, nil
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}
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}
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func (t Team) Update() (int64, error) {
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if res, err := DBExec("UPDATE teams SET name = ?, color = ? WHERE id_team = ?", t.Name, t.Color, t.Id); err != nil {
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return 0, err
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} else if nb, err := res.RowsAffected(); err != nil {
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return 0, err
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} else {
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return nb, err
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}
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}
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func (t Team) Delete() (int64, error) {
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if res, err := DBExec("DELETE FROM team_members WHERE id_team = ?; DELETE FROM teams WHERE id_team = ?", t.Id, t.Id); err != nil {
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return 0, err
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} else if nb, err := res.RowsAffected(); err != nil {
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return 0, err
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} else {
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return nb, err
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}
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}
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func (t Team) GetPoints() (int64, error) {
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var nb *int64
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err := DBQueryRow("SELECT SUM(E.gain) FROM exercice_solved S INNER JOIN exercices E ON E.id_exercice = S.id_exercice WHERE id_team = ?", t.Id).Scan(&nb)
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if nb != nil {
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return *nb, err
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} else {
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return 0, err
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}
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}
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func GetRank() (map[int64]int, error) {
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if rows, err := DBQuery("SELECT id_team, SUM(E.gain) AS score, MAX(S.time) FROM exercice_solved S INNER JOIN exercices E ON E.id_exercice = S.id_exercice GROUP BY id_team HAVING score > 0 ORDER BY score DESC, time ASC"); err != nil {
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return nil, err
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} else {
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defer rows.Close()
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rank := map[int64]int{}
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nteam := 0
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for rows.Next() {
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nteam += 1
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var tid int64
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var score int64
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var tzzz time.Time
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if err := rows.Scan(&tid, &score, &tzzz); err != nil {
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return nil, err
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}
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rank[tid] = nteam
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}
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if err := rows.Err(); err != nil {
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return nil, err
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}
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return rank, nil
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}
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}
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func GetTryRank() ([]int64, error) {
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if rows, err := DBQuery("SELECT id_team, COUNT(*) AS score FROM exercice_tries GROUP BY id_team HAVING score > 0 ORDER BY score DESC"); err != nil {
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return nil, err
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} else {
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defer rows.Close()
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rank := make([]int64, 0)
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for rows.Next() {
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var tid int64
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var score int64
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if err := rows.Scan(&tid, &score); err != nil {
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return nil, err
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}
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rank = append(rank, tid)
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}
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if err := rows.Err(); err != nil {
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return nil, err
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}
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return rank, nil
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}
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}
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func (t Team) HasAccess(e Exercice) bool {
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if e.Depend == nil {
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return true
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} else {
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ed := Exercice{}
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ed.Id = *e.Depend
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s, _, _ := t.HasSolved(ed)
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return s
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}
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}
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func (t Team) HasSolved(e Exercice) (bool, time.Time, int64) {
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var nb *int64
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var tm *time.Time
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if DBQueryRow("SELECT MIN(time) FROM exercice_solved WHERE id_team = ? AND id_exercice = ?", t.Id, e.Id).Scan(&tm); tm == nil {
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if DBQueryRow("SELECT COUNT(id_exercice), MAX(time) FROM exercice_tries WHERE id_team = ? AND id_exercice = ?", t.Id, e.Id).Scan(&nb, &tm); tm == nil {
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return false, time.Unix(0, 0), 0
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} else if nb == nil {
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return false, *tm, 0
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} else {
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return false, *tm, *nb
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}
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} else if DBQueryRow("SELECT COUNT(id_exercice) FROM exercice_solved WHERE id_exercice = ? AND time < ?", e.Id, tm).Scan(&nb); nb == nil {
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return true, *tm, 0
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} else {
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return true, *tm, *nb + 1
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}
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}
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