#!/usr/bin/python
import sys, os

if sys.argv[1] in ["--help", "-h"]:
    print("\nWelcome to the cli helper for foreach loops.")
    print("\nUsage:\neachf [path] [filter] [command1] [command2]")
    print("\nDescription:\nIn between the two command-arguments, the filename will be inserted.\n")
    exit()

files = os.listdir(sys.argv[1])
filtered_files = []
commands = []


for file in files:
    if sys.argv[2] in file:
        filtered_files.append(file)

for f in filtered_files:
    c = sys.argv[3] + " " + f + " " + sys.argv[4]
    commands.append(c)
    
for command in commands:
    os.system(command)