add search

internal/data/DefaultRepository.go

@@ -112,24 +112,23 @@ func (repo *DefaultRepository[T]) GetById(id string) (T, error) {
     return obj, nil
 }
 
-// Returns a slice of all elememts in the repo sort by the given an
-// ISearchCriteria. Throws an error when the elememts cannot be retrieved from
-// the repo.
+// Returns a slice of all elememts in the repo that have a
+// ISearchCriteria.Weight greater than 0 sort by that weight. Throws an error
+// when the elememts cannot be retrieved from the repo.
 func (repo *DefaultRepository[T]) GetByCriteria(c ISortCriteria[T]) ([]T, error) {
     all, err := repo.GetAll()
     if err != nil { return nil, err }
 
-    slices.SortFunc(all, func(a, b T) int {
+    filtered := make([]T, 0)
+    for _, elem := range all {
+        if c.Weight(elem) > 0 { filtered = append(filtered, elem) }
+    }
+
+    slices.SortFunc(filtered, func(a, b T) int {
         wa, wb := c.Weight(a), c.Weight(b)
-        switch {
-            case wa > wb:
-                return 1
-            case wa < wb:
-                return -1
-            default:
-                return 0
-        }
+        if wa > wb { return -1 }
+        return 1
     })
 
-    return all, nil
+    return filtered, nil
 }