Add simple save method

[tabakrolletjie.git] / tabakrolletjie / utils.py

diff --git a/tabakrolletjie/utils.py b/tabakrolletjie/utils.py
index 6be4469ecf8b404fc8032cb3f2bddb8dcacf0250..19364c2b013c46279e94d6eed8b3282002e8a45d 100644 (file)
--- a/tabakrolletjie/utils.py
+++ b/tabakrolletjie/utils.py
@@ -4,6 +4,9 @@ import functools
 import time
 import pygame.surface
 import pygame.locals as pgl
+import os
+import sys
+import json
 
 from .constants import DEBUG
 from .loader import loader
@@ -69,3 +72,33 @@ def shadowed_text(text, font_name, size, offset=4):
     base.blit(background, (offset, offset), None)
     base.blit(foreground, (0, 0), None)
     return base
+
+
+def save_location():
+    """Return the directory for the save location."""
+    app = "tabakrolletjie"
+    if sys.platform.startswith('win'):
+        if 'APPDATA' in os.environ:
+            return os.path.join(os.environ['APPDATA'], app)
+        return os.path.join(os.path.expanduser('~'), '.' + app)
+    elif 'XDG_DATA_HOME' in os.environ:
+        return os.path.join(os.environ['XDG_DATA_HOME'], app)
+    return os.path.join(os.path.expanduser('~'), '.local', 'share', app)
+
+
+def get_save_file_name():
+    return os.path.join(save_location(), 'savegame.json')
+
+
+def save_file_exists():
+    savefile = get_save_file_name()
+    return os.path.isfile(savefile)
+
+
+def write_save_file(json_data):
+    save_dir = save_location()
+    if not os.path.exists(save_dir):
+        os.makedirs(save_dir)
+    savefile = get_save_file_name()
+    with open(savefile, 'wb') as f:
+        json.dump(json_data, f, indent=3)