lab/pshell/pshell

#!/usr/bin/env python
import sys
import os
import readline
import subprocess
from plumbum import local

def vi():
    subprocess.call('vi')

def ll(*args):
    print local['ls']['-la']()

# is a builtin
def cd(*args):
    # TODO: no param, go to home
    # param is - : go back
    print args
    if len(args) == 0:
        args = '/home/woelper'
    else:
        args = args[0]
    print 'cd to', args[0]
    local.cwd.chdir(args[0])

def exec_if_builtin(string):
    print 'STR', string
    string = string.split()
    command = string[0]
    parameters = string[1:]
    possibles = globals().copy()
    possibles.update(locals())
    method = possibles.get(command)
    if method:
        method(parameters)
        return True
    print 'Did not detect a function by that name'


def as_plumbum(string):
    print 'Running cmd through plumbum'
    # TODO: until pipe or special char
    # split the string
    string = string.split()
    #print string
    command = string[0]
    parameters = string[1:]
    print command, parameters
    print local[command][parameters]()

# line for line
while True:
    
    
    """
    
    input_string = raw_input(local.cwd + ' >> ')
    
    # was the string a regular line of python?
    if exec_if_builtin(input_string) is not True:
        try:
            exec(input_string)
        except:
            try:
                as_plumbum(input_string)
            except:
                print 'command not found:', input_string
    """