first commit

game/constants.py

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+"""Global constants are stored here."""
+
+from typing import Final
+
+from tcod.event import KeySym
+
+DIRECTION_KEYS: Final = {
+    # Arrow keys
+    KeySym.LEFT: (-1, 0),
+    KeySym.RIGHT: (1, 0),
+    KeySym.UP: (0, -1),
+    KeySym.DOWN: (0, 1),
+    # Arrow key diagonals
+    KeySym.HOME: (-1, -1),
+    KeySym.END: (-1, 1),
+    KeySym.PAGEUP: (1, -1),
+    KeySym.PAGEDOWN: (1, 1),
+    # Keypad
+    KeySym.KP_4: (-1, 0),
+    KeySym.KP_6: (1, 0),
+    KeySym.KP_8: (0, -1),
+    KeySym.KP_2: (0, 1),
+    KeySym.KP_7: (-1, -1),
+    KeySym.KP_1: (-1, 1),
+    KeySym.KP_9: (1, -1),
+    KeySym.KP_3: (1, 1),
+    # VI keys
+    KeySym.h: (-1, 0),
+    KeySym.l: (1, 0),
+    KeySym.k: (0, -1),
+    KeySym.j: (0, 1),
+    KeySym.y: (-1, -1),
+    KeySym.b: (-1, 1),
+    KeySym.u: (1, -1),
+    KeySym.n: (1, 1),
+}