114 lines
3.7 KiB
Go
114 lines
3.7 KiB
Go
package fic
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import (
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"database/sql"
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"fmt"
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"time"
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)
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var FirstBlood = 0.12
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var SubmissionCostBase = 0.5
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// Points
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func (t Team) GetPoints() (float64, error) {
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var nb *float64
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err := DBQueryRow("SELECT SUM(A.points * A.coeff) AS score FROM (SELECT S.id_team, E.gain AS points, coeff FROM (SELECT id_team, id_exercice, MIN(time) AS time, " + fmt.Sprintf("%f", FirstBlood) + " AS coeff FROM exercice_solved GROUP BY id_exercice UNION SELECT id_team, id_exercice, time, 1 AS coeff FROM exercice_solved) S INNER JOIN exercices E ON S.id_exercice = E.id_exercice UNION ALL SELECT D.id_team, H.cost AS points, -1.0 AS coeff FROM team_hints D INNER JOIN exercice_hints H ON H.id_hint = D.id_hint UNION ALL SELECT id_team, ((FLOOR(COUNT(*)/10 - 1) * (FLOOR(COUNT(*)/10)))/0.2 + (FLOOR(COUNT(*)/10) * (COUNT(*)%10)))/" + fmt.Sprintf("%f", 1/SubmissionCostBase) + " AS points, -1 AS coeff FROM exercice_tries GROUP BY id_exercice HAVING points != 0) A WHERE A.id_team = ? GROUP BY A.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 A.id_team, SUM(A.points * A.coeff) AS score, MAX(A.time) AS time FROM (SELECT S.id_team, S.time, E.gain AS points, coeff FROM (SELECT id_team, id_exercice, MIN(time) AS time, " + fmt.Sprintf("%f", FirstBlood) + " AS coeff FROM exercice_solved GROUP BY id_exercice UNION SELECT id_team, id_exercice, time, 1 AS coeff FROM exercice_solved) S INNER JOIN exercices E ON S.id_exercice = E.id_exercice UNION ALL SELECT D.id_team, D.time, H.cost AS points, -1.0 AS coeff FROM team_hints D INNER JOIN exercice_hints H ON H.id_hint = D.id_hint UNION ALL SELECT id_team, MAX(time) AS time, ((FLOOR(COUNT(*)/10 - 1) * (FLOOR(COUNT(*)/10)))/0.2 + (FLOOR(COUNT(*)/10) * (COUNT(*)%10)))/" + fmt.Sprintf("%f", 1/SubmissionCostBase) + " AS points, -1 AS coeff FROM exercice_tries GROUP BY id_exercice HAVING points != 0) A GROUP BY A.id_team 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 float64
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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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// Tries
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func GetTries(t *Team, e *Exercice) ([]time.Time, error) {
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var rows *sql.Rows
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var err error
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if t == nil {
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if e == nil {
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rows, err = DBQuery("SELECT time FROM exercice_tries ORDER BY time ASC")
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} else {
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rows, err = DBQuery("SELECT time FROM exercice_tries WHERE id_exercice = ? ORDER BY time ASC", e.Id)
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}
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} else {
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if e == nil {
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rows, err = DBQuery("SELECT time FROM exercice_tries WHERE id_team = ? ORDER BY time ASC", t.Id)
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} else {
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rows, err = DBQuery("SELECT time FROM exercice_tries WHERE id_team = ? AND id_exercice = ? ORDER BY time ASC", t.Id, e.Id)
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}
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}
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if 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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times := make([]time.Time, 0)
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for rows.Next() {
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var tm time.Time
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if err := rows.Scan(&tm); err != nil {
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return nil, err
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}
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times = append(times, tm)
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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 times, 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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