// Edit a user.
func (r *userRouter) Edit(ctx context.Context, w http.ResponseWriter, req *http.Request) error {
var (
err error
s, _ = ctx.Value("services").(*services.Services)
payload struct {
Id int
Username string
Email string
FirstName string
LastName string
Status int
IsAdmin bool
IsTeacher bool
}
)
type Response struct {
Success bool `json:"success"`
ErrorMessage string `json:"errorMessage"`
}
if err = httputils.DecodeJSON(req.Body, &payload); err != nil {
httputils.WriteError(w, http.StatusBadRequest, "")
return nil
}
user := &models.User{
Id: payload.Id,
Username: payload.Username,
Email: payload.Email,
FirstName: payload.FirstName,
LastName: payload.LastName,
Status: payload.Status,
IsAdmin: payload.IsAdmin,
IsTeacher: payload.IsTeacher,
}
err = s.User.Edit(user)
if err != nil {
if err == services.DuplicateUsernameError {
return httputils.WriteJSON(w, http.StatusOK, &Response{
Success: false,
ErrorMessage: "El nombre de usuario ya existe!",
})
}
return err
}
return httputils.WriteJSON(w, http.StatusOK, &Response{
Success: true,
})
}
//Create a student.
func (r *studentRouter) Create(ctx context.Context, w http.ResponseWriter, req *http.Request) error {
var (
err error
s, _ = ctx.Value("services").(*services.Services)
payload struct {
FirstName string
LastName string
Status int
}
)
if err = httputils.DecodeJSON(req.Body, &payload); err != nil {
httputils.WriteError(w, http.StatusBadRequest, "")
return nil
}
student := &models.Student{
FirstName: payload.FirstName,
LastName: payload.LastName,
Status: payload.Status,
}
err = s.Student.Create(student)
if err != nil {
return err
}
return httputils.WriteJSON(w, http.StatusOK, nil)
}
func (r *studentRouter) FindAllAvailable(ctx context.Context, w http.ResponseWriter, req *http.Request) error {
var (
err error
s, _ = ctx.Value("services").(*services.Services)
)
type MappedStudent struct {
Id int `json:"id"`
Email string `json:"email"`
FirstName string `json:"firstName"`
LastName string `json:"lastName"`
Status int `json:"status"`
CreatedAt time.Time `json:"createdAt"`
}
students, err := s.Student.FindAll()
if err != nil {
return err
}
response := make([]MappedStudent, 0, len(students))
for _, student := range students {
response = append(response, MappedStudent{
Id: student.Id,
Email: student.Email,
FirstName: student.FirstName,
LastName: student.LastName,
Status: student.Status,
CreatedAt: student.CreatedAt,
})
}
return httputils.WriteJSON(w, http.StatusOK, response)
}
// Change the logged user's full name.
func (r *userRouter) ChangeFullNameForCurrentUser(ctx context.Context, w http.ResponseWriter, req *http.Request) error {
var (
err error
s, _ = ctx.Value("services").(*services.Services)
sessionData, _ = ctx.Value("sessionData").(*router.SessionData)
payload struct {
FirstName string
LastName string
}
)
if err = httputils.DecodeJSON(req.Body, &payload); err != nil {
httputils.WriteError(w, http.StatusBadRequest, "")
return nil
}
err = s.User.ChangeFullName(sessionData.UserId, payload.FirstName, payload.LastName)
if err != nil && err != services.RecordNotFound {
return err
}
return httputils.WriteJSON(w, http.StatusOK, nil)
}
func (r *userRouter) FindById(ctx context.Context, w http.ResponseWriter, req *http.Request) error {
var (
err error
userId int
s, _ = ctx.Value("services").(*services.Services)
vars = mux.Vars(req)
)
type MappedUser struct {
Id int `json:"id"`
Username string `json:"username"`
Email string `json:"email"`
FirstName string `json:"firstName"`
LastName string `json:"lastName"`
Status int `json:"status"`
IsAdmin bool `json:"isAdmin"`
IsTeacher bool `json:"isTeacher"`
}
userId, err = strconv.Atoi(vars["id"])
if err != nil {
httputils.WriteError(w, http.StatusBadRequest, "")
return err
}
user, err := s.User.FindById(userId)
if err != nil {
return err
} else if user == nil {
httputils.WriteError(w, http.StatusNotFound, "")
return nil
}
response := &MappedUser{
Id: user.Id,
Username: user.Username,
Email: user.Email,
FirstName: user.FirstName,
LastName: user.LastName,
Status: user.Status,
IsAdmin: user.IsAdmin,
IsTeacher: user.IsTeacher,
}
return httputils.WriteJSON(w, http.StatusOK, response)
}
// GetUserPrivileges returns information about the current user. The response
// includes the IsAdmin and IsTeacher booleans stored in the current session.
//
// Changing a user's privilege is something that will not happen very often,
// so in this case, we load them from the session cookie to avoid hitting the
// database everytime. If said user's privileges get changed, then the user
// will have to relog to update the values.
func (r *userRouter) GetPrivilegesForCurrentUser(ctx context.Context, w http.ResponseWriter, req *http.Request) error {
var (
sessionData, _ = ctx.Value("sessionData").(*router.SessionData)
)
type Response struct {
IsAdmin bool `json:"isAdmin"`
IsTeacher bool `json:"isTeacher"`
}
response := &Response{
IsAdmin: sessionData.IsAdmin,
IsTeacher: sessionData.IsTeacher,
}
return httputils.WriteJSON(w, http.StatusOK, response)
}
// Find Student by id.
func (r *studentRouter) FindById(ctx context.Context, w http.ResponseWriter, req *http.Request) error {
var (
err error
studentId int
s, _ = ctx.Value("services").(*services.Services)
vars = mux.Vars(req)
)
type MappedStudent struct {
Id int `json:"id"`
Email string `json:"email"`
FirstName string `json:"firstName"`
LastName string `json:"lastName"`
Status int `json:"status"`
CreatedAt time.Time `json:"createdAt"`
}
studentId, err = strconv.Atoi(vars["id"])
if err != nil {
httputils.WriteError(w, http.StatusBadRequest, "")
return err
}
student, err := s.Student.FindById(studentId)
if err != nil {
return err
} else if student == nil {
httputils.WriteError(w, http.StatusNotFound, "")
return nil
}
response := &MappedStudent{
Id: student.Id,
Email: student.Email,
FirstName: student.FirstName,
LastName: student.LastName,
Status: student.Status,
CreatedAt: student.CreatedAt,
}
return httputils.WriteJSON(w, http.StatusOK, response)
}
func (r *userRouter) FindAllAvailable(ctx context.Context, w http.ResponseWriter, req *http.Request) error {
var (
err error
s, _ = ctx.Value("services").(*services.Services)
)
type MappedUser struct {
Id int `json:"id"`
Username string `json:"username"`
Email string `json:"email"`
FirstName string `json:"firstName"`
LastName string `json:"lastName"`
Status int `json:"status"`
IsAdmin bool `json:"isAdmin"`
IsTeacher bool `json:"isTeacher"`
CreatedAt time.Time `json:"createdAt"`
}
users, err := s.User.FindAll()
if err != nil {
return err
}
response := make([]MappedUser, 0, len(users))
for _, user := range users {
response = append(response, MappedUser{
Id: user.Id,
Username: user.Username,
Email: user.Email,
FirstName: user.FirstName,
LastName: user.LastName,
Status: user.Status,
IsAdmin: user.IsAdmin,
IsTeacher: user.IsTeacher,
CreatedAt: user.CreatedAt,
})
}
return httputils.WriteJSON(w, http.StatusOK, response)
}
// Retrieve logged user's information.
func (r *userRouter) GetProfileForCurrentUser(ctx context.Context, w http.ResponseWriter, req *http.Request) error {
var (
s, _ = ctx.Value("services").(*services.Services)
sessionData, _ = ctx.Value("sessionData").(*router.SessionData)
)
type Response struct {
Id int `json:"id"`
Username string `json:"username"`
Email string `json:"email"`
FirstName string `json:"firstName"`
LastName string `json:"lastName"`
Status int `json:"status"`
IsAdmin bool `json:"isAdmin"`
IsTeacher bool `json:"isTeacher"`
}
user, err := s.User.FindById(sessionData.UserId)
if err != nil {
return err
} else if user == nil {
httputils.WriteError(w, http.StatusNotFound, "")
return nil
}
response := &Response{
Id: user.Id,
Username: user.Username,
Email: user.Email,
FirstName: user.FirstName,
LastName: user.LastName,
Status: user.Status,
IsAdmin: user.IsAdmin,
IsTeacher: user.IsTeacher,
}
return httputils.WriteJSON(w, http.StatusOK, response)
}
// Delete user.
func (r *userRouter) Delete(ctx context.Context, w http.ResponseWriter, req *http.Request) error {
var (
err error
s, _ = ctx.Value("services").(*services.Services)
payload struct {
UserId int
}
)
if err = httputils.DecodeJSON(req.Body, &payload); err != nil {
httputils.WriteError(w, http.StatusBadRequest, "")
return nil
}
err = s.User.Delete(payload.UserId)
if err != nil {
return err
}
return httputils.WriteJSON(w, http.StatusOK, nil)
}
// Change a user's password.
func (r *userRouter) ChangePassword(ctx context.Context, w http.ResponseWriter, req *http.Request) error {
var (
err error
s, _ = ctx.Value("services").(*services.Services)
payload struct {
UserId int
NewPassword string
}
)
if err = httputils.DecodeJSON(req.Body, &payload); err != nil {
httputils.WriteError(w, http.StatusBadRequest, "")
return nil
}
err = s.User.ChangePassword(payload.UserId, payload.NewPassword)
if err != nil && err != services.RecordNotFound {
return err
}
return httputils.WriteJSON(w, http.StatusOK, nil)
}
