Haystack/backend/stacks/handler.go

110 lines
2.4 KiB
Go

package stacks
import (
"database/sql"
"encoding/json"
"net/http"
"os"
"screenmark/screenmark/middleware"
"screenmark/screenmark/models"
"github.com/charmbracelet/log"
"github.com/go-chi/chi/v5"
"github.com/google/uuid"
)
func writeJsonOrError[K any](logger *log.Logger, object K, w http.ResponseWriter) {
jsonObject, err := json.Marshal(object)
if err != nil {
logger.Warn("could not marshal json object", "err", err)
w.WriteHeader(http.StatusBadRequest)
return
}
w.Write(jsonObject)
w.WriteHeader(http.StatusOK)
}
type StackHandler struct {
logger *log.Logger
stackModel models.ListModel
}
func (h *StackHandler) getAllStacks(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
userId, err := middleware.GetUserID(ctx)
if err != nil {
h.logger.Warn("could not get users in get all stacks", "err", err)
w.WriteHeader(http.StatusUnauthorized)
return
}
lists, err := h.stackModel.List(ctx, userId)
if err != nil {
h.logger.Warn("could not get stacks", "err", err)
w.WriteHeader(http.StatusBadRequest)
return
}
writeJsonOrError(h.logger, lists, w)
}
func (h *StackHandler) getStackItems(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
_, err := middleware.GetUserID(ctx)
if err != nil {
h.logger.Warn("could not get users in get all stacks", "err", err)
w.WriteHeader(http.StatusUnauthorized)
return
}
listID := r.PathValue("listID")
if len(listID) == 0 {
h.logger.Warn("listID is not present in path")
w.WriteHeader(http.StatusBadRequest)
return
}
uuidListID, err := uuid.Parse(listID)
if err != nil {
h.logger.Warn("could not parse list id uuid", "err", err)
w.WriteHeader(http.StatusUnauthorized)
return
}
// TODO: must check for permission here.
lists, err := h.stackModel.ListItems(ctx, uuidListID)
if err != nil {
h.logger.Warn("could not get list items", "err", err)
w.WriteHeader(http.StatusBadRequest)
return
}
writeJsonOrError(h.logger, lists, w)
}
func (h *StackHandler) CreateRoutes(r chi.Router) {
h.logger.Info("Mounting stack router")
r.Group(func(r chi.Router) {
r.Use(middleware.ProtectedRoute)
r.Use(middleware.SetJson)
r.Get("/", h.getAllStacks)
r.Get("/{listID}", h.getStackItems)
})
}
func CreateStackHandler(db *sql.DB) StackHandler {
stackModel := models.NewListModel(db)
logger := log.New(os.Stdout).WithPrefix("Stacks")
return StackHandler{
logger,
stackModel,
}
}