Create nutrient_analyzer.py

nutrient_analyzer.py

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+# Nutrient thresholds for solids and liquids
+thresholds = {
+    'solid': {
+        'calories': 250,
+        'sugar': 3,
+        'fat': 4.2,
+        'salt': 625
+    },
+    'liquid': {
+        'calories': 70,
+        'sugar': 2,
+        'fat': None,  # Not applicable
+        'salt': 175
+    }
+}
+
+# Function to calculate percentage difference from threshold
+def calculate_percentage_difference(value, threshold):
+    if threshold is None:
+        return None  # For nutrients without a threshold
+    return ((value - threshold) / threshold) * 100
+
+# Function to analyze nutrients and calculate differences
+def analyze_nutrients(product_type, calories, sugar, salt, serving_size, added_fat=None):
+    threshold_data = thresholds.get(product_type)
+    if not threshold_data:
+        raise ValueError(f"Invalid product type: {product_type}")
+
+    scaled_calories = (calories / serving_size) * 100
+    scaled_sugar = (sugar / serving_size) * 100
+    scaled_salt = (salt / serving_size) * 100
+    scaled_fat = (added_fat / serving_size) * 100 if added_fat is not None else None
+
+    return {
+        'calories': {
+            'value': scaled_calories,
+            'threshold': threshold_data['calories'],
+            'difference': scaled_calories - threshold_data['calories'],
+            'percentageDiff': calculate_percentage_difference(scaled_calories, threshold_data['calories'])
+        },
+        'sugar': {
+            'value': scaled_sugar,
+            'threshold': threshold_data['sugar'],
+            'difference': scaled_sugar - threshold_data['sugar'],
+            'percentageDiff': calculate_percentage_difference(scaled_sugar, threshold_data['sugar'])
+        },
+        'salt': {
+            'value': scaled_salt,
+            'threshold': threshold_data['salt'],
+            'difference': scaled_salt - threshold_data['salt'],
+            'percentageDiff': calculate_percentage_difference(scaled_salt, threshold_data['salt'])
+        },
+        'fat': {
+            'value': scaled_fat,
+            'threshold': threshold_data['fat'],
+            'difference': scaled_fat - threshold_data['fat'] if scaled_fat is not None else None,
+            'percentageDiff': calculate_percentage_difference(scaled_fat, threshold_data['fat']) if scaled_fat is not None else None
+        }
+    }
+
+# Example of how these functions can be called in the main code
+#if __name__ == "__main__":
+#    product_type = 'solid'  # 'solid' or 'liquid'
+#    calories = 300
+#    sugar = 4
+#    salt = 700
+#    serving_size = 100
+#    added_fat = 5  # Optional
+
+#    result = analyze_nutrients(product_type, calories, sugar, salt, serving_size, added_fat)
+#    print(result)