import sys
import os

def FromLineGetValue(line: str, head: str, tail: str) -> dict:
        pos = line.find(head)
        if pos == -1:
            return False, ''
        pos += len(head)
        pos1 = line.find(tail, pos)
        if pos1 == -1:
            return False, ''
        return True, line[pos:pos1]

if __name__ == '__main__':
    filter_file = 'path\\xxx.vcxproj.filters'
    filter_lines = []
    with open(filter_file, mode='r', encoding='utf-8') as f:
        lines = f.readlines()
        for line in lines:
            if line.find('/>') == -1:
                filter_lines.append(line)
                continue
            has, include = FromLineGetValue(line, 'Include="', '"')
            if not has or len(include) == 0:
                filter_lines.append(line)
                continue
            path = os.path.dirname(include)
            if len(path) == 0:
                filter_lines.append(line)
                continue
            if line.find('ClCompile') != -1:
                filter_lines.append('    <ClCompile Include="%s">\r' % include)
                filter_lines.append('        <Filter>%s</Filter>\r' % path)
                filter_lines.append('    </ClCompile>\r')
            else:
                filter_lines.append('    <ClInclude Include="%s">\r' % include)
                filter_lines.append('        <Filter>%s</Filter>\r' % path)
                filter_lines.append('     </ClInclude>\r')
        f.close()

    with open(filter_file, mode='w', encoding='utf-8') as f:
        f.writelines(filter_lines)
        f.close()
    sys.exit(0)