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from colors import logcolors

from difflib import ndiff

from utils import getMaxSpaces

def calcDiff(firstFile, secondFile):

# calculate raw diff

diff = ndiff(firstFile, secondFile)

# calculate unique lines in secondfile

deltainit = ''.join(x[2:] for x in diff if x.startswith('+ '))

# reformat the lines

deltainit = deltainit.split('\n')

maxspacesinit = getMaxSpaces(deltainit)

print(f'{logcolors.BOLD}CHANGED LINES ARE{logcolors.ENDC}\n',

f'{logcolors.BOLD}-{logcolors.ENDC}' * maxspacesinit)

for ele in deltainit:

print(f'{logcolors.SUCCESS} {str(ele.strip())} {logcolors.ENDC}',

' ' * (maxspacesinit - len(ele.strip())), '+')

print('', f'{logcolors.BOLD}-{logcolors.ENDC}' * maxspacesinit)

return deltainit