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package handlers
import (
"errors"
"net/http"
"github.com/LMBishop/confplanner/api/dto"
"github.com/LMBishop/confplanner/pkg/session"
"github.com/LMBishop/confplanner/pkg/user"
)
func Register(service user.Service) http.HandlerFunc {
return dto.WrapResponseFunc(func(w http.ResponseWriter, r *http.Request) error {
var request dto.RegisterRequest
if err := dto.ReadDto(r, &request); err != nil {
return err
}
createdUser, err := service.CreateUser(request.Username, request.Password)
if err != nil {
if errors.Is(err, user.ErrUserExists) {
return &dto.ErrorResponse{
Code: http.StatusConflict,
Message: "User with that username already exists",
}
} else if errors.Is(err, user.ErrNotAcceptingRegistrations) {
return &dto.ErrorResponse{
Code: http.StatusForbidden,
Message: "This service is not currently accepting registrations",
}
}
return err
}
return &dto.OkResponse{
Code: http.StatusCreated,
Data: &dto.RegisterResponse{
ID: createdUser.ID,
},
}
})
}
func Login(service user.Service, store session.Service) http.HandlerFunc {
return dto.WrapResponseFunc(func(w http.ResponseWriter, r *http.Request) error {
var request dto.LoginRequest
if err := dto.ReadDto(r, &request); err != nil {
return err
}
user, err := service.Authenticate(request.Username, request.Password)
if err != nil {
return err
}
if user == nil {
return &dto.ErrorResponse{
Code: http.StatusBadRequest,
Message: "Username and password combination not found",
}
}
session, err := store.Create(user.ID, user.Username, r.RemoteAddr, r.UserAgent())
if err != nil {
return err
}
cookie := &http.Cookie{
Name: "confplanner_session",
Value: session.Token,
}
http.SetCookie(w, cookie)
return &dto.OkResponse{
Code: http.StatusOK,
Data: &dto.LoginResponse{
ID: user.ID,
Username: user.Username,
},
}
})
}
func Logout(store session.Service) http.HandlerFunc {
return dto.WrapResponseFunc(func(w http.ResponseWriter, r *http.Request) error {
session := r.Context().Value("session").(*session.UserSession)
err := store.Destroy(session.SessionID)
if err != nil {
return err
}
return &dto.OkResponse{
Code: http.StatusNoContent,
}
})
}
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