add iiab size

scripts/iiab-size.py

@@ -0,0 +1,44 @@
+#!/usr/bin/python3
+# Creates json files for presets
+
+import os, sys, syslog
+from datetime import date
+import pwd, grp
+import shutil
+import argparse
+import sqlite3
+import iiab.iiab_lib as iiab
+import iiab.adm_lib as adm
+import requests
+import json
+import importlib
+from functools import reduce
+iiab_item_size = importlib.import_module("iiab-item-size")
+
+def main():
+    parser = argparse.ArgumentParser(description="Read menu file for get size.")
+    parser.add_argument("menuFile", help="Is the menu file.")
+    # menu_dir
+    args =  parser.parse_args()
+
+    menu_file = args.menuFile
+    if not os.path.exists(menu_file):
+        print('Menu file ' + menu_file + ' not found.')
+        exit(1)
+
+    total_size= content_from_menu(menu_file)
+
+    print('total: ',iiab.human_readable(total_size))
+    print(f'total (bytes): ', total_size)
+
+    sys.exit()
+
+def content_from_menu(menu_file):
+    menu = adm.read_json(menu_file)
+    items = iiab_item_size.get_items_size(menu["menu_items_1"])
+    total_size = reduce(lambda accumulator,item: accumulator+int(item['size']), items, 0)    
+    return total_size
+
+# Now start the application
+if __name__ == "__main__":
+    main()