import subprocess

from .Common import *
from .Execute import *

def git_diff_word_count():
    return len(subprocess.check_output(['git', 'diff']).decode('ascii').strip())

def git_version():
    return subprocess.check_output(['git', 'describe', '--tags', '--always']).decode('ascii').strip()

def git_revision_branch():
    return subprocess.check_output(['git', 'branch', '--show-current']).decode('ascii').strip()

def git_revision_hash(short = True):
    return subprocess.check_output(['git', 'rev-parse', '--short', 'HEAD']).decode('ascii').strip()

def IsInsideGitRepository():    
    return IsInsidePackage() == False

# def CheckOutOrUpdateRepo( module_path, dst_dir, module_name = None, checkout_tag = None, repo_type = "git" ):

#     if repo_type == "git":

#         if DirExists( dst_dir ):
#             log.info("Updating " + dst_dir)
#             ExecuteCommandInstantOutput( "git pull" )

#             return False
#         else:

#             if module_name:
#                 log.info("Checking out " + module_name + " from " + module_path)
#             else:
#                 log.info("Checking out from " + module_path)

#             ExecuteCommandInstantOutput( "git clone " + module_path + " " +  dst_dir )

#             if checkout_tag:

#                 __old_dir = GetCurrentDir()
#                 ChangeDir(dst_dir)
#                 ExecuteCommandInstantOutput( "git checkout " + str(checkout_tag) )
#                 ChangeDir( __old_dir)

#             return True

#     else:
#         log.fatal("Repo type " + repo_type + " not supported" )