#!/usr/bin/env python
""" Load Dynatrace Configuration Script.
This program is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
Foundation, either version 3 of the License, or (at your option) any later
version.
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with
this program. If not, see <http://www.gnu.org/licenses/>.
"""

__author__ = "Arnautovic Arnel"
__contact__ = "Arnel.Arnautovic@nttdata.com"
__copyright__ = "Copyright 2021, NTT DATA"
__credits__ = ["Ermis Wieger", "René Forstner"]
__date__ = "2021/11/29"
__deprecated__ = False
__license__ = "GPLv3"
__maintainer__ = "developer"
__status__ = "Prototype"
__version__ = "0.0.1"

# [AA 2021.11.29] Import modules
import os
import subprocess
import sys
import time
import shutil
from dotenv import load_dotenv

# [AA 2021.11.29] Load enviroment file
load_dotenv()

# [AA 2021.11.29] Arguments passed
if(len(sys.argv) == 1):
    # , "NAPROD", "EUPREPROD", "NAPREPROD", "CNPROD", "CNPREPROD"]:
    for i in ["EUPROD"]:
        os.environ['DYNATRACE_ENV_URL'] = str(os.getenv(i + "_ENV_URL"))
        os.environ['DYNATRACE_API_TOKEN'] = str(os.getenv(i + "_API_TOKEN"))
        os.environ['DYNATRACE_TARGET_FOLDER'] = str(
            "./configuration/" + time.strftime("%Y%m%d-%H%M%S") + "_" + i + "_CONFIGURATION")
        subprocess.run(
            [".\\bin\\terraform-provider-dynatrace_v1.8.4.exe", "export", "dynatrace_management_zone"])
        # Cpy module

        # Cpy conifiguration
        shutil.copyfile(".\\templates\\configuration.tf",
                        os.environ['DYNATRACE_TARGET_FOLDER'] + "\\configuration.tf")

        # iterate trought each folder in targetfolder
        for filename in os.listdir(os.environ['DYNATRACE_TARGET_FOLDER']):
            f = os.path.join(os.environ['DYNATRACE_TARGET_FOLDER'], filename)
            # checking if it is a file
            if os.path.isdir(f):
                print(f)
                with open(os.environ['DYNATRACE_TARGET_FOLDER'] + "\\configuration.tf", "a") as myfile:
                    myfile.writelines("\n" + "module \"" + filename +
                                      "\" { source = \"./" + filename + "\"}")
                shutil.copyfile(".\\templates\\module.tf", f + "\\module.tf")
else:
    print("Usage example: ")
    print("python .\exportConfig.py")