#!/usr/bin/env python

from __future__ import print_function, absolute_import
import json
import os
import sys

data = None
with open("emoji_strategy.json") as stream:
    data = json.load(stream)

if not data:
    print("Could not load the data from the JSON file")
    sys.exit(1)

# Retrieve the items we keep in the JSON
tokeep = {}
for key in data:
    if "-" in data[key]["unicode"] and data[key]["unicode"].startswith("1F"):
        continue
    tokeep[key] = data[key]

# Check if we have the keys of all images we kept

unicodes = [tokeep[key]["unicode"] for key in tokeep]
images = [item.replace(".png", "") for item in os.listdir("png")]

print(set(unicodes).symmetric_difference(set(images)))


with open("emoji_strategy2.json", "w") as stream:
    json.dump(tokeep, stream)