feat: get single user endpoint

internal/admin/routes.go

@@ -33,5 +33,6 @@ func (h *AdminHandler) RegisterRoutes(router chi.Router) {
 		r.Patch("/api-services/toggle/{id}", h.ToggleApiService)
 
 		r.Get("/users", h.GetUsers)
+		r.Get("/users/{id}", h.GetUser)
 	})
 }

internal/admin/users.go

@@ -8,6 +8,8 @@ import (
 	"gitea.local/admin/hspguard/internal/repository"
 	"gitea.local/admin/hspguard/internal/types"
 	"gitea.local/admin/hspguard/internal/web"
+	"github.com/go-chi/chi/v5"
+	"github.com/google/uuid"
 )
 
 func NewUserDTO(row *repository.User) types.UserDTO {
@@ -52,3 +54,24 @@ func (h *AdminHandler) GetUsers(w http.ResponseWriter, r *http.Request) {
 		web.Error(w, "failed to send response", http.StatusInternalServerError)
 	}
 }
+
+func (h *AdminHandler) GetUser(w http.ResponseWriter, r *http.Request) {
+	userId := chi.URLParam(r, "id")
+	parsed, err := uuid.Parse(userId)
+	if err != nil {
+		web.Error(w, "user id provided is not a valid uuid", http.StatusBadRequest)
+		return
+	}
+
+	user, err := h.repo.FindUserId(r.Context(), parsed)
+	if err != nil {
+		web.Error(w, "user with provided id not found", http.StatusNotFound)
+		return
+	}
+
+	encoder := json.NewEncoder(w)
+
+	if err := encoder.Encode(NewUserDTO(&user)); err != nil {
+		web.Error(w, "failed to encode user dto", http.StatusInternalServerError)
+	}
+}