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Dependancy between flags

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This commit is contained in:
nemunaire 2018-12-02 19:21:07 +01:00
commit f9abdd23c6
8 changed files with 111 additions and 1 deletions
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33
libfic/flag.go
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@ -124,6 +124,8 @@ func (k Flag) Update() (int64, error) {
func (k Flag) Delete() (int64, error) {
if _, err := DBExec("DELETE FROM exercice_files_deps WHERE id_flag = ?", k.Id); err != nil {
return 0, err
} else if _, err := DBExec("DELETE FROM exercice_flags_deps WHERE id_flag = ?", k.Id); err != nil {
return 0, err
} else if _, err := DBExec("DELETE FROM flag_choices WHERE id_flag = ?", k.Id); err != nil {
return 0, err
} else if res, err := DBExec("DELETE FROM exercice_flags WHERE id_flag = ?", k.Id); err != nil {
@ -139,6 +141,8 @@ func (k Flag) Delete() (int64, error) {
func (e Exercice) WipeFlags() (int64, error) {
if _, err := DBExec("DELETE FROM exercice_files_deps WHERE id_flag IN (SELECT id_flag FROM exercice_flags WHERE id_exercice = ?)", e.Id); err != nil {
return 0, err
} else if _, err := DBExec("DELETE FROM exercice_flags_deps WHERE id_flag IN (SELECT id_flag FROM exercice_flags WHERE id_exercice = ?)", e.Id); err != nil {
return 0, err
} else if _, err := DBExec("DELETE FROM flag_choices WHERE id_flag IN (SELECT id_flag FROM exercice_flags WHERE id_exercice = ?)", e.Id); err != nil {
return 0, err
} else if res, err := DBExec("DELETE FROM exercice_flags WHERE id_exercice = ?", e.Id); err != nil {
@ -150,6 +154,35 @@ func (e Exercice) WipeFlags() (int64, error) {
}
}
// AddDepend insert a new dependency to a given flag.
func (k Flag) AddDepend(d Flag) (err error) {
_, err = DBExec("INSERT INTO exercice_flags_deps (id_flag, id_flag_dep) VALUES (?, ?)", k.Id, d.Id)
return
}
// GetDepends retrieve the flag's dependency list.
func (k Flag) GetDepends() ([]Flag, error) {
if rows, err := DBQuery("SELECT id_flag_dep FROM exercice_flags_deps WHERE id_flag = ?", k.Id); err != nil {
return nil, err
} else {
defer rows.Close()
var deps = make([]Flag, 0)
for rows.Next() {
var d int64
if err := rows.Scan(&d); err != nil {
return nil, err
}
deps = append(deps, Flag{d, k.IdExercice, "", "", false, nil, []byte{}})
}
if err := rows.Err(); err != nil {
return nil, err
}
return deps, nil
}
}
// Check if the given val is the expected one for this flag.
func (k Flag) Check(val []byte) bool {
if k.IgnoreCase {