Add category class.

data/category.py

@@ -0,0 +1,45 @@
+"""File for Category class."""
+
+from data.score import Score  # pylint: disable=import-error
+
+
+class Category:
+    """Stores a category's information and relative scores."""
+
+    def __init__(self, name: str, ascending: bool, time_record: bool) -> None:
+        self._name = name
+        self._ascending = ascending
+        self._time_record = time_record
+        self._scores: dict(Score) = {}
+
+    @property
+    def ascending(self) -> bool:
+        """Getter for ascending bool."""
+        return self._ascending
+
+    @property
+    def name(self) -> str:
+        """Getter for name."""
+        return self._name
+
+    @property
+    def time_record(self) -> bool:
+        """Getter for time record bool."""
+        return self._time_record
+
+    @property
+    def scores(self) -> "list[Score]":
+        """Getter for scores list."""
+        return self._scores.values()
+
+    def add_score(self, score: Score) -> None:
+        """Adds a score to dictionary storage. Sorts dictionary by score value."""
+        self._scores[score.user] = score
+
+        self._scores = dict(
+            sorted(self._scores.items(), key=lambda x: x[1].score, reverse=not self.ascending)
+        )
+
+    def remove_score(self, score: Score) -> None:
+        """Removes a score from dictionary storage."""
+        self._scores.pop(score.user)