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Files can now depends on MCQ

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This commit is contained in:
nemunaire 2020-01-20 17:28:37 +01:00
commit e937073588
8 changed files with 90 additions and 28 deletions
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51
libfic/mcq.go
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@ -26,6 +26,33 @@ type MCQ_entry struct {
Response bool `json:"response"`
}
// GetMCQ returns a list of flags comming with the challenge.
func GetMCQ(id int64) (m MCQ, err error) {
err = DBQueryRow("SELECT id_mcq, id_exercice, title FROM exercice_mcq WHERE id_mcq = ?", id).Scan(&m.Id, &m.IdExercice, &m.Title)
m.fillEntries()
return
}
func (m *MCQ) fillEntries() ([]MCQ_entry, error) {
if entries_rows, err := DBQuery("SELECT id_mcq_entry, label, response FROM mcq_entries WHERE id_mcq = ?", m.Id); err != nil {
return nil, err
} else {
defer entries_rows.Close()
for entries_rows.Next() {
var e MCQ_entry
if err := entries_rows.Scan(&e.Id, &e.Label, &e.Response); err != nil {
return nil, err
}
m.Entries = append(m.Entries, e)
}
}
return m.Entries, nil
}
// GetMCQ returns the MCQs coming with the challenge.
func (e Exercice) GetMCQ() ([]MCQ, error) {
if rows, err := DBQuery("SELECT id_mcq, id_exercice, title FROM exercice_mcq WHERE id_exercice = ?", e.Id); err != nil {
@ -42,21 +69,7 @@ func (e Exercice) GetMCQ() ([]MCQ, error) {
return nil, err
}
if entries_rows, err := DBQuery("SELECT id_mcq_entry, label, response FROM mcq_entries WHERE id_mcq = ?", m.Id); err != nil {
return nil, err
} else {
defer entries_rows.Close()
for entries_rows.Next() {
var e MCQ_entry
if err := entries_rows.Scan(&e.Id, &e.Label, &e.Response); err != nil {
return nil, err
}
m.Entries = append(m.Entries, e)
}
}
m.fillEntries()
mcqs = append(mcqs, m)
}
@ -147,7 +160,9 @@ func (m MCQ) Update() (int64, error) {
// Delete the MCQ from the database.
func (m MCQ) Delete() (int64, error) {
if _, err := DBExec("DELETE FROM exercice_mcq_okey_deps WHERE id_mcq = ?", m.Id); err != nil {
if _, err := DBExec("DELETE FROM exercice_files_omcq_deps WHERE id_mcq = ?", m.Id); err != nil {
return 0, err
} else if _, err := DBExec("DELETE FROM exercice_mcq_okey_deps WHERE id_mcq = ?", m.Id); err != nil {
return 0, err
} else if _, err := DBExec("DELETE FROM exercice_flags_omcq_deps WHERE id_mcq_dep = ?", m.Id); err != nil {
return 0, err
@ -196,7 +211,9 @@ func (n MCQ_entry) Delete() (int64, error) {
// WipeMCQs deletes MCQs coming with the challenge.
func (e Exercice) WipeMCQs() (int64, error) {
if _, err := DBExec("DELETE FROM mcq_entries WHERE id_mcq IN (SELECT id_mcq FROM exercice_mcq WHERE id_exercice = ?);", e.Id); err != nil {
if _, err := DBExec("DELETE FROM exercice_files_omcq_deps WHERE id_mcq IN (SELECT id_mcq FROM exercice_mcq WHERE id_exercice = ?)", e.Id); err != nil {
return 0, err
} else if _, err := DBExec("DELETE FROM mcq_entries WHERE id_mcq IN (SELECT id_mcq FROM exercice_mcq WHERE id_exercice = ?);", e.Id); err != nil {
return 0, err
} else if _, err := DBExec("DELETE FROM exercice_flags_omcq_deps WHERE id_mcq_dep IN (SELECT id_mcq FROM exercice_mcq WHERE id_exercice = ?);", e.Id); err != nil {
return 0, err