edit_calories

#!/usr/bin/env python3
# edits the calorie value for some food
# https://github.com/zupzup/calories
# calories export > ./data.json
# ./edit_calories ./data.json 'name of food' new value
# ./edit_calories ./data.json 'sandwich melt' 450
# check the file to make sure its still fine
# calories import --f=updated.json

import sys
import os
import json
from pathlib import Path

dirname: str = os.path.dirname(os.path.abspath(__file__))
dump_to: str = os.path.join(dirname, "updated.json")

try:
    jfile: Path = Path(sys.argv[1])
    assert jfile.exists()
    food_name: str = sys.argv[2].strip()
    cal_value: int = int(sys.argv[3])
except Exception as e:
    print("Error: ", str(e), file=sys.stderr)
    print("Provide args like: ./edit_calories ./data.json 'sandwich melt' 450")
    sys.exit(1)

data = json.loads(jfile.read_text())
new_entries = []
for entry in data["entries"]:
    if entry["food"] == food_name:
        entry["calories"] = cal_value
    new_entries.append(entry)
data["entries"] = new_entries
with open(dump_to, "w") as f:
    json.dump(data, f)