"""EasyEngine file utils core classes."""
import shutil
import os
import sys
import glob
import shutil
import fileinput


class EEFileUtils():
    """Method to operate on files"""
    def __init__():
        pass

    def remove(self, filelist):
        for file in filelist:
            if os.path.isfile(file):
                self.app.log.debug('Removing file')
                self.app.log.info("Removing "+os.path.basename(file)+" ...")
                os.remove(file)
                self.app.log.debug('file Removed')
                self.app.log.info("Done")
            if os.path.isdir(file):
                try:
                    self.app.log.debug('Removing file')
                    print("Removing "+os.path.basename(file)+" ...")
                    shutil.rmtree(file)
                    self.app.log.info("Done")
                except shutil.Error as e:
                    self.app.log.error('Unable to Remove file {err}'
                                       .format(err=str(e.reason)))
                    sys.exit(1)

    def create_symlink(self, paths):
        src = paths[0]
        dst = paths[1]
        try:
            os.symlink(src, dst)
        except Exception as e:
            self.app.log.error("Unable to create symbolic link ...\n {0} {1}"
                               .format(e.errno, e.strerror))
            sys.exit(1)

    def remove_symlink(self, filepath):
        try:
            os.unlink(filepath)
        except Exception as e:
            self.app.log.error("Unable to reomove symbolic link ...\n {0} {1}"
                               .format(e.errno, e.strerror))
            sys.exit(1)

    def copyfile(self, src, dst):
        try:
            shutil.copy2(src, dest)
        except shutil.Error as e:
            print('Error: {0}'.format(e))
        except IOError as e:
            print('Error: {e}'.format(e.strerror))

    def searchreplace(self, fnm, sstr, rstr):
        try:
            for line in fileinput.input(fnm, inplace=True):
                print(line.replace(textToSearch, textToReplace), end='')
        except Exception as e:
            print('Error : {0}'.format(e))

    def mvfile(self, src, dst):
        try:
            shutil.move(src, dst)
        except shutil.Error as e:
            self.app.log.error('Unable to move file {err}'
                               .format(err=str(e.reason)))
            sys.exit(1)

    def chdir(self, path):
        try:
            os.chdir(path)
        except OSError as e:
            self.app.log.error('Unable to Change Directory {err}'
                               .format(err=e.strerror))
            sys.exit(1)