update

common.py

@@ -4,6 +4,9 @@ from datetime import datetime
 def parse_timestamp(timestamp):
     return datetime.strptime(timestamp, '%Y-%m-%d %H:%M:%S')
 
+def format_timestamp(timestamp):
+    return datetime.fromtimestamp(timestamp).strftime('%Y-%m-%d %H:%M:%S')
+
 def parse_foods_file():
     path = Path.home() / 'projects' / 'open-journal' / 'foods'
     text = path.read_text()
@@ -79,4 +82,22 @@ def parse_foods_file():
 
     return foods, recipes
 
+def evaluate_food_entry(foods, recipes, value, name):
+    if name in recipes:
+        food = recipes[name]
 
+        if value == 0.0:
+            value = food['TOTAL']
+
+        food = {k: v*(value/food['TOTAL']) for k,v in food.items()}
+    elif name in foods:
+        if value == 0.0:
+            value = 100
+
+        food = {k: v*(value/100.0) for k,v in foods[name].items()}
+    else:
+        breakpoint()
+        print(f'ERROR: Invalid diet entry: {content}')
+
+    return food
+