import argparse
import json
from pprint import pprint

from ActiveCollabAPI.AcSubtask import AcSubtask
from ActiveCollabAPI.ActiveCollab import ActiveCollab


def run(args, config):
    # run the command
    ac = ActiveCollab(config["base_url"])
    ac.login_to_first_account(config["username"], config["password"])
    output = None
    if args.object == "info":
        output = run_info(ac, args)
    if args.object == "account":
        output = run_account(ac, args)
    if args.object == "project":
        output = run_project(ac, args, output)
    if args.object == "subtask":
        output = run_subtask(ac, args)
    return output


def run_account(ac, args):
    if args.command == "list":
        return ac.session.to_dict()


def run_project(ac, args, output):
    if args.command == "list":
        output = list(map(lambda p: p.to_dict(), ac.get_projects()))
    return output


def run_subtask(ac, args):
    pprint(args)
    output = None
    if args.command == "list":
        output = list(map(lambda sub: sub.to_dict(), ac.get_subtasks(args.project, args.task)))
    if args.command == "create":
        subtask = AcSubtask(
            project_id=args.project,
            task_id=args.task,
            body=args.body
        )
        output = ac.create_subtask(subtask)
    return output


def run_info(ac, args):
    output = ac.get_info()
    return output


def serialize_output(output):
    # serialize the output
    return json.dumps(output)


def load_config(args):
    with open(args.config, "r", encoding="utf8") as fh:
        config = json.load(fh)
    return config


def main():
    # parse arguments
    parser = argparse.ArgumentParser(
        prog='activecollab',
        description='This is a CLI Client to Active-Collab Service',
        epilog='This is not a offical tool provided by the AC Guys!')
    parser.add_argument('-c', '--config', required=True,
                        help="use the named config file")
    parser.add_argument('-v', '--version', action='store_true',
                        help="show version information for this tool")

    subparsers = parser.add_subparsers(help='sub-command help')

    # info list
    parser_account = subparsers.add_parser('info', help='info help')
    parser_account.set_defaults(object='info')

    # account list
    parser_account = subparsers.add_parser('account', help='account help')
    parser_account.set_defaults(object='account')
    parser_account.add_argument('command', choices=["list"], help='list all accessible accounts')

    # project list get
    parser_project = subparsers.add_parser('project', help='project help')
    parser_project.set_defaults(object='project')
    parser_project.add_argument('command', choices=["list"], help='what to do with the account help')

    # subtask
    parser_subtask = subparsers.add_parser('subtask', help='subtask help')
    parser_subtask.set_defaults(object='subtask')
    parser_subtask.add_argument('command', choices=["list", "create"], help='what to do with the account help')
    parser_subtask.add_argument('--project', type=int, required=True)
    parser_subtask.add_argument('--task', type=int, required=True)
    parser_subtask.add_argument('--body', type=str)

    args = parser.parse_args()

    config = load_config(args)
    output = run(args, config)
    print(serialize_output(output))


if __name__ == "__main__":
    main()