Files
backend/internal/api/auth_handler.go

129 lines
3.7 KiB
Go

package api
import (
"encoding/json"
"errors"
"log/slog"
"net/http"
"gitea.mrixs.me/minecraft-platform/backend/internal/core"
"gitea.mrixs.me/minecraft-platform/backend/internal/models"
"gitea.mrixs.me/minecraft-platform/backend/internal/utils"
)
type AuthHandler struct {
Service *core.AuthService
}
// YggdrasilError - стандартный формат ошибки для authserver
type YggdrasilError struct {
Error string `json:"error"`
ErrorMessage string `json:"errorMessage"`
}
func (h *AuthHandler) Authenticate(w http.ResponseWriter, r *http.Request) {
var req models.AuthenticateRequest
if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
http.Error(w, "Invalid request body", http.StatusBadRequest)
return
}
if validationErrors := utils.ValidateStruct(req); validationErrors != nil {
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusBadRequest)
json.NewEncoder(w).Encode(validationErrors)
return
}
response, err := h.Service.Authenticate(r.Context(), req)
if err != nil {
if errors.Is(err, core.ErrInvalidCredentials) {
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusForbidden) // 403
json.NewEncoder(w).Encode(YggdrasilError{
Error: "ForbiddenOperationException",
ErrorMessage: "Invalid credentials. Invalid username or password.",
})
return
}
// Другие ошибки - внутренние
slog.Error("internal server error during authentication", "error", err)
http.Error(w, "Internal server error", http.StatusInternalServerError)
return
}
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
json.NewEncoder(w).Encode(response)
}
func (h *AuthHandler) Join(w http.ResponseWriter, r *http.Request) {
var req models.JoinRequest
if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
http.Error(w, "Invalid request body", http.StatusBadRequest)
return
}
if validationErrors := utils.ValidateStruct(req); validationErrors != nil {
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusBadRequest)
json.NewEncoder(w).Encode(validationErrors)
return
}
err := h.Service.ValidateJoinRequest(r.Context(), req)
if err != nil {
if errors.Is(err, core.ErrInvalidCredentials) {
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusForbidden)
json.NewEncoder(w).Encode(YggdrasilError{
Error: "ForbiddenOperationException",
ErrorMessage: "Invalid token.",
})
return
}
slog.Error("internal server error during join", "error", err)
http.Error(w, "Internal server error", http.StatusInternalServerError)
return
}
w.WriteHeader(http.StatusNoContent)
}
func (h *AuthHandler) Login(w http.ResponseWriter, r *http.Request) {
var req models.LoginRequest
if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
http.Error(w, "Invalid request body", http.StatusBadRequest)
return
}
if validationErrors := utils.ValidateStruct(req); validationErrors != nil {
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusBadRequest)
json.NewEncoder(w).Encode(validationErrors)
return
}
token, user, err := h.Service.LoginUser(r.Context(), req)
if err != nil {
if errors.Is(err, core.ErrInvalidCredentials) {
http.Error(w, "Invalid username or password", http.StatusUnauthorized)
return
}
slog.Error("internal server error during login", "error", err)
http.Error(w, "Internal server error", http.StatusInternalServerError)
return
}
response := models.LoginResponse{
Token: token,
User: user,
}
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
json.NewEncoder(w).Encode(response)
}