"""
Checks the database kontor
"""
from dataclasses import dataclass
from enum import Enum, auto

from pathlib import Path
from argparse import ArgumentParser, ArgumentDefaultsHelpFormatter

import requests
from config import get_logger, get_database_cursors

parser = ArgumentParser(formatter_class=ArgumentDefaultsHelpFormatter)
parser.add_argument('--verbose', '-v', action='count', default=0)
parser.add_argument('--config', '-c', default='kontor-docker')
parser.add_argument('--dir', '-d', default='/media/tpeetz/Media')
parser.add_argument('--dry-run', '-m', action='store_true')
parser.add_argument('--reset-cloud-link', '-r', action='store_true')
args = parser.parse_args()

class StatusType(Enum):
    UNKNOWN = auto()
    FILE_NAME = auto()
    FILE_ID = auto()
    DUPLICATE = auto()
    CLOUD_LINK = auto()
    CLOUD_LINK_ID = auto()

@dataclass
class FileStatus:
    id: str
    status_type: StatusType


def get_status_of_file(found_file: Path, log) -> FileStatus:
    status = FileStatus()
    response = requests.post("http://127.0.0.1:8800/media/search")
    log.info(f"Status: {response.status_code}")
    data = response.json()
    status.import(data)
    if len(data) == 1:
        status = StatusType.FILE_NAME
        status.id = data['id']
    response = requests.get(f"http://127.0.0.1:8800/media/files/{found_file.stem}")
    log.info(f"Status: {response.status_code}")
    data = response.json()
    if len(data) == 1:
        status = StatusType.FILE_ID
        file_id = data['id']
    response = requests.get(f"http://127.0.0.1:8800/media/files?cloud_link=true")
    log.info(f"Status: {response.status_code}")
    data = response.json()
    if len(data) == 1:
        status = StatusType.CLOUD_LINK_ID
        file_id = data['id']
    return status

def rename_files_to_id(media_dir, dry_run, log):
    media_path = Path(media_dir)
    for file in media_path.iterdir():
        log.debug('found file: {}'.format(file.name))
        status = get_status_of_file(file, log)
        new_file_path = file.with_name(f"{status.id}{file.suffix}")
        file_id = status.id
        match status.status_type:
            case StatusType.FILE_NAME:
                log.info(f'status of {file.name} is file_name')
                rename_file(file, new_file_path, dry_run)
                update_cloud_link(file_id, new_file_path, dry_run)
            case StatusType.FILE_ID:
                log.info(f'status of {file.name} is file_id')
                update_cloud_link(file_id, new_file_path, dry_run)
            case StatusType.CLOUD_LINK:
                log.info(f'status of {file.name} is cloud_link')
                rename_file(file, new_file_path, dry_run)
                update_cloud_link(file_id, new_file_path, dry_run)
            case StatusType.CLOUD_LINK_ID:
                log.debug(f'status of {file.name} is cloud_link_id')
                update_cloud_link(file_id, new_file_path, dry_run)
            case StatusType.DUPLICATE:
                log.info(f'status of {file.name} is duplicate')
            case StatusType.UNKNOWN:
                log.info(f'status of {file.name} is unknown')
            case _:
                log.info(f'status of {file.name} is not defined')

def rename_file(current_file, new_file_path, dry_run):
    if dry_run:
        logger.info('rename file {} to {}'.format(current_file.name, new_file_path.name))
    else:
        current_file.rename(Path(new_file_path))

def update_cloud_link(file_id, file_path, conn, dry_run):
    cursor = conn.cursor()
    logger.debug(f'update entry {file_id} with {file_path.absolute()}')
    if dry_run:
        logger.info(f'UPDATE media_file: cloud_link={file_path.absolute()}')
    else:
        cursor.execute('UPDATE media_file SET cloud_link="{}" WHERE id="{}"'.format(file_path.absolute(), file_id))
        conn.commit()

def reset_cloud_link(conn, dry_run):
    cursor = conn.cursor()
    if dry_run:
        logger.info('UPDATE media_file SET cloud_link=""')
    else:
        cursor.execute('UPDATE media_file SET cloud_link="" WHERE id is NOT NULL')
        conn.commit()


if __name__ == '__main__':
    logger = get_logger(args.verbose, args.config)
    logger.info("kontor.check_kontor started")
    logger.info("kontor.check_kontor.rename_files_to_id")
    rename_files_to_id(args.dir, args.dry_run, logger)
    #logger.info("kontor.check_kontor.update_cloud_link_with_found_files")
    #update_cloud_link_with_found_files(data_dir, mariadb_conn, args.dry_run)
    #logger.info("kontor.check_kontor.get_ids_from_column_cloud_link")
    #get_ids_from_column_cloud_link(link_list, mariadb_cursor)
    #logger.info('found {} ids in column cloud_link'.format(len(link_list)))
    #logger.info("kontor.check_kontor.checking_ids_from_cloud_link")
    #checking_ids_from_cloud_link(link_list, mariadb_cursor)
    logger.info("kontor.check_kontor finished")