Add photos saga work.

redux/photos/photos.reducer.js

@@ -8,40 +8,14 @@ const INITIAL_STATE = {
 
 const photosReducer = (state = INITIAL_STATE, action) => {
   switch (action.type) {
-    case PhotosActionTypes.ADD_PHOTO:
-      return {
-        ...state,
-        photos: [...state.photos, action.payload],
-      };
-    case PhotosActionTypes.REMOVE_ALL_PHOTOS:
-      return {
-        ...state,
-        uploadInProgress: false,
-        photos: [],
-      };
-    case PhotosActionTypes.REMOVE_PHOTOS:
-      return {
-        ...state,
-        photos: state.photos.filter((p) => !action.payload.includes(p.id)),
-      };
-    case PhotosActionTypes.UPLOAD_PHOTO_FAILURE:
-      return {
-        ...state,
-        uploadInProgress: false,
-        uploadError: action.payload,
-      };
-    case PhotosActionTypes.UPLOAD_PHOTO_SUCCESS:
-      return {
-        ...state,
-        uploadInProgress: false,
-      };
-    case PhotosActionTypes.UPLOAD_ALL_PHOTOS_START:
-    case PhotosActionTypes.UPLOAD_SELECTED_PHOTOS_START:
+    case PhotosActionTypes.MEDIA_UPLOAD_START:
       return {
         ...state,
+        photos: action.payload,
         uploadInProgress: true,
         uploadError: null,
       };
+
     default:
       return state;
   }