#!/usr/bin/env python3

import argparse
import logging
import os

import logging as l

# l.basicConfig(level = 0)

# create console handler with a higher log level
console_logger = l.StreamHandler()
console_formatter = l.Formatter(
	"%(asctime)-15s :: [%(levelname)8s] :: %(name)-15s ::  %(message)s (%(filename)s:%(lineno)s)",
	"%Y-%m-%d %H:%M:%S")
# setup logger
console_logger.setFormatter(console_formatter)
log = l.getLogger("rc")
log.addHandler(console_logger)
log.setLevel(logging.DEBUG)

from repo_cloner.lib.repo_dir_structure import RepoDirStructure
from git.config import GitConfigParser


def config_try_override(config_writer: GitConfigParser, section: str, option: str, value: str):
	if not section in config_writer.sections():
		log.debug(f"CFG Creating section: {section}")
		config_writer.add_section(section)
	if not config_writer.has_option(section, option):
		log.debug(f"CFG Creating option: {option}")
		config_writer.add_value(section, option, "")

	log.debug(f"Setting {section}.{option} = {value}")
	config_writer.set(section, option, value)


def main() -> int:
	# parse input arguments
	parser = argparse.ArgumentParser(description = "repo-cloner entering script")
	parser.add_argument('--base-dir', help = 'path to directory containing whole cloner structure', required = True,
						default = None, type = str)
	args = parser.parse_args()

	log.info(f"Started processing git group in folder: {args.base_dir}")
	dirs = RepoDirStructure(args.base_dir)
	log.debug(f"Patching XDG_CONFIG_HOME to mock up git config")
	os.environ['XDG_CONFIG_HOME'] = dirs.conf_dir

	# check dir existence
	try:
		assert dirs.dirs_exist
	except Exception as e:
		log.critical(f"Dir structure problem: {e.__str__()}")
		return 1

	# does config exist?
	try:
		assert dirs.has_config
	except Exception as e:
		log.critical(f"Config file not found!?")
		log.critical(e.__str__())
		return 1

	# ignore invalid config lines
	# check if there is project name & git url supplied
	config = dirs.config
	if len(config.cloner_repo_url) == 0:
		log.critical("Config directive cloner_repo_url is missing/empty! Cannot continue!")
		return 1

	if len(config.cloner_project_name) == 0:
		log.warning("Config directive cloner_project_name should not be omitted!")


	return 0

	from git import Repo
	r = Repo("/home/vasek/dev/repo-cloner")
	path: str = r._get_config_path("user")
	print(path)
	path = os.path.dirname(path)
	print(path)
	if not os.path.isdir(path):
		os.mkdir(path)

	cred_store: str = os.path.join(path, "git-credentials")
	ssh_identity: str = os.path.join(dirs.conf_dir, "ssh", "identity")

	with r.config_writer("user") as cfgw:
		config_try_override(cfgw, "credential", "helper", f"store --file={cred_store}")
		config_try_override(cfgw, "core", "sshcommand",
							f"ssh -i {ssh_identity} -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -o BatchMode=yes -q")

	from repo_cloner.lib.cloner_config import ClonerConfigParser
	ClonerConfigParser(os.path.join(dirs.conf_dir, "cloner.cfg"))


if __name__ == "__main__":
	exit(main())