137 lines
3.8 KiB
Go
137 lines
3.8 KiB
Go
package fic
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import (
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"errors"
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"time"
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)
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type Exercice struct {
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Id int64 `json:"id"`
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Title string `json:"title"`
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Statement string `json:"statement"`
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Hint string `json:"hint"`
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Depend *int64 `json:"depend"`
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Gain int64 `json:"gain"`
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VideoURI string `json:"videoURI"`
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}
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func GetExercice(id int) (Exercice, error) {
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var e Exercice
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if err := DBQueryRow("SELECT id_exercice, title, statement, hint, depend, gain, video_uri FROM exercices WHERE id_exercice = ?", id).Scan(&e.Id, &e.Title, &e.Statement, &e.Hint, &e.Depend, &e.Gain, &e.VideoURI); err != nil {
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return Exercice{}, err
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}
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return e, nil
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}
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func (t Theme) GetExercice(id int) (Exercice, error) {
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var e Exercice
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if err := DBQueryRow("SELECT id_exercice, title, statement, hint, depend, gain, video_uri FROM exercices WHERE id_theme = ? AND id_exercice = ?", t.Id, id).Scan(&e.Id, &e.Title, &e.Statement, &e.Hint, &e.Depend, &e.Gain, &e.VideoURI); err != nil {
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return Exercice{}, err
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}
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return e, nil
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}
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func (t Theme) GetExercices() ([]Exercice, error) {
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if rows, err := DBQuery("SELECT id_exercice, title, statement, hint, depend, gain, video_uri FROM teams WHERE id_theme = ?", t.Id); 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 exos = make([]Exercice, 0)
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for rows.Next() {
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var e Exercice
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if err := rows.Scan(&e.Id, &e.Title, &e.Statement, &e.Hint, &e.Depend, &e.Gain, &e.VideoURI); err != nil {
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return nil, err
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}
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exos = append(exos, e)
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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 exos, nil
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}
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}
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func (t Theme) AddExercice(title string, statement string, hint string, depend *Exercice, gain int, videoURI string) (Exercice, error) {
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var dpd interface{}
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if depend == nil {
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dpd = nil
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} else {
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dpd = depend.Id
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}
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if res, err := DBExec("INSERT INTO exercices (id_theme, title, statement, hint, depend, gain, video_uri) VALUES (?, ?, ?, ?, ?, ?, ?)", t.Id, title, statement, hint, dpd, gain, videoURI); err != nil {
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return Exercice{}, err
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} else if eid, err := res.LastInsertId(); err != nil {
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return Exercice{}, err
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} else {
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if depend == nil {
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return Exercice{eid, title, statement, hint, nil, int64(gain), videoURI}, nil
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} else {
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return Exercice{eid, title, statement, hint, &depend.Id, int64(gain), videoURI}, nil
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}
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}
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}
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func (e Exercice) Update() (int64, error) {
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if res, err := DBExec("UPDATE exercices SET title = ?, statement = ?, hint = ?, depend = ?, gain = ?, video_uri = ? WHERE id_exercice = ?", e.Title, e.Statement, e.Hint, e.Depend, e.Gain, e.VideoURI, e.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 (e Exercice) Delete() (int64, error) {
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if res, err := DBExec("DELETE FROM exercices WHERE id_exercice = ?", e.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 (e Exercice) NewTry(t Team) error {
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if _, err := DBExec("INSERT INTO exercice_tries (id_exercice, id_team, time) VALUES (?, ?, ?)", e.Id, t.Id, time.Now()); err != nil {
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return err
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} else {
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return nil
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}
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}
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func (e Exercice) Solved(t Team) error {
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if _, err := DBExec("INSERT INTO exercice_solved (id_exercice, id_team, time) VALUES (?, ?, ?)", e.Id, t.Id, time.Now()); err != nil {
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return err
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} else {
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return nil
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}
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}
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func (e Exercice) CheckResponse(response string, t Team) (bool, error) {
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if t.HasSolved(e) {
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return true, nil
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}
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if err := e.NewTry(t); err != nil {
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return false, err
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} else if keys, err := e.GetKeys(); err != nil {
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return false, err
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} else {
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if len(keys) < 1 {
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return true, errors.New("Exercice with no key registered")
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}
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for _, k := range keys {
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if !k.Check(response) {
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return false, nil
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}
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}
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return true, nil
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}
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}
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