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Code Issues Pull Requests 10 Releases Wiki Activity

Add/remove/view themes and exercices

This commit is contained in:
nemunaire 2016-01-13 13:07:45 +01:00
parent 5bc3395b04
commit c2d26b6053
2 changed files with 132 additions and 11 deletions
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109
admin/api_theme.go
View File

@ -1,21 +1,53 @@
package main
import (
"encoding/json"
"errors"
"strconv"
)
var ApiThemesRouting = map[string]DispatchFunction{
"GET": listTheme,
"GET": listTheme,
"POST": creationTheme,
"DELETE": deletionTheme,
}
type uploadedTheme struct {
Name string
}
type uploadedExercice struct {
Title string
Statement string
Hint string
Depend *int
Gain int
VideoURI string
}
func getTheme(args []string) (Theme, error) {
if tid, err := strconv.Atoi(string(args[0])); err != nil {
return Theme{}, err
} else {
return GetTheme(tid)
}
}
func getExercice(args []string) (Exercice, error) {
if theme, err := getTheme(args); err != nil {
return Exercice{}, err
} else if eid, err := strconv.Atoi(string(args[1])); err != nil {
return Exercice{}, err
} else {
return theme.GetExercice(eid)
}
}
func listTheme(args []string, body []byte) (interface{}, error) {
if len(args) == 1 {
// List given theme
if tid, err := strconv.Atoi(string(args[0])); err != nil {
return nil, err
} else {
return GetTheme(tid)
}
if len(args) == 2 {
return getExercice(args)
} else if len(args) == 1 {
return getTheme(args)
} else if len(args) == 0 {
// List all themes
return GetThemes()
@ -23,3 +55,64 @@ func listTheme(args []string, body []byte) (interface{}, error) {
return nil, nil
}
}
func creationTheme(args []string, body []byte) (interface{}, error) {
if len(args) == 1 {
if theme, err := getTheme(args); err != nil {
return nil, err
} else {
// Create a new exercice
var ue uploadedExercice
if err := json.Unmarshal(body, &ue); err != nil {
return nil, err
}
if len(ue.Title) == 0 {
return nil, errors.New("Title not filled")
}
var depend *Exercice = nil
if ue.Depend != nil {
if d, err := GetExercice(*ue.Depend); err != nil {
return nil, err
} else {
depend = &d
}
}
return theme.AddExercice(ue.Title, ue.Statement, ue.Hint, depend, ue.Gain, ue.VideoURI)
}
} else if len(args) == 0 {
// Create a new theme
var ut uploadedTheme
if err := json.Unmarshal(body, &ut); err != nil {
return nil, err
}
if len(ut.Name) == 0 {
return nil, errors.New("Theme's name not filled")
}
return CreateTheme(ut.Name)
} else {
return nil, nil
}
}
func deletionTheme(args []string, body []byte) (interface{}, error) {
if len(args) == 2 {
if exercice, err := getExercice(args); err != nil {
return nil, err
} else {
return exercice.Delete()
}
} else if len(args) == 1 {
if theme, err := getTheme(args); err != nil {
return nil, err
} else {
return theme.Delete()
}
} else {
return nil, nil
}
}

34
admin/exercice.go
View File

@ -9,11 +9,29 @@ type Exercice struct {
Title string `json:"title"`
Statement string `json:"statement"`
Hint string `json:"hint"`
Depend int64 `json:"depend"`
Depend *int64 `json:"depend"`
Gain int64 `json:"gain"`
VideoURI string `json:"videoURI"`
}
func GetExercice(id int) (Exercice, error) {
var e Exercice
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 {
return Exercice{}, err
}
return e, nil
}
func (t Theme) GetExercice(id int) (Exercice, error) {
var e Exercice
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 {
return Exercice{}, err
}
return e, nil
}
func (t Theme) GetExercices() ([]Exercice, error) {
if rows, err := DBQuery("SELECT id_exercice, title, statement, hint, depend, gain, video_uri FROM teams WHERE id_theme = ?", t.Id); err != nil {
return nil, err
@ -37,12 +55,22 @@ func (t Theme) GetExercices() ([]Exercice, error) {
}
func (t Theme) AddExercice(title string, statement string, hint string, depend *Exercice, gain int, videoURI string) (Exercice, error) {
if res, err := DBExec("INSERT INTO exercices (id_theme, title, statement, hint, depend, gain, video_uri) VALUES (?, ?, ?, ?, ?, ?, ?)", t.Id, title, statement, hint, depend.Id, gain, videoURI); err != nil {
var dpd interface{}
if depend == nil {
dpd = nil
} else {
dpd = depend.Id
}
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 {
return Exercice{}, err
} else if eid, err := res.LastInsertId(); err != nil {
return Exercice{}, err
} else {
return Exercice{eid, title, statement, hint, depend.Id, int64(gain), videoURI}, nil
if depend == nil {
return Exercice{eid, title, statement, hint, nil, int64(gain), videoURI}, nil
} else {
return Exercice{eid, title, statement, hint, &depend.Id, int64(gain), videoURI}, nil
}
}
}