# -*- coding: utf-8 -*-
"""
由于历史原因，domain指代 SSL证书的域名
"""
from __future__ import print_function, unicode_literals, absolute_import, division

from operator import itemgetter

from flask import request, g
from playhouse.shortcuts import model_to_dict, fn

from domain_admin.enums.operation_enum import OperationEnum
from domain_admin.enums.role_enum import RoleEnum
from domain_admin.enums.ssl_type_enum import SSLTypeEnum
from domain_admin.model.address_model import AddressModel
from domain_admin.model.domain_info_model import DomainInfoModel
from domain_admin.model.domain_model import DomainModel
from domain_admin.model.group_model import GroupModel
from domain_admin.model.group_user_model import GroupUserModel
from domain_admin.service import async_task_service, domain_info_service, group_service, operation_service, auth_service
from domain_admin.service import domain_service
from domain_admin.service import file_service
from domain_admin.utils import datetime_util, domain_util
from domain_admin.utils.cert_util import cert_consts
from domain_admin.utils.flask_ext.app_exception import AppException, DataNotFoundAppException, ForbiddenAppException


@auth_service.permission(role=RoleEnum.USER)
@operation_service.operation_log_decorator(
    model=DomainModel,
    operation_type_id=OperationEnum.CREATE
)
def add_domain():
    """
    添加域名
    :return:
    """

    current_user_id = g.user_id

    domain = request.json['domain']

    alias = request.json.get('alias') or ''
    group_id = request.json.get('group_id') or 0
    # is_dynamic_host = request.json.get('is_dynamic_host', False)
    start_time = request.json.get('start_time')
    expire_time = request.json.get('expire_time')
    auto_update = request.json.get('auto_update', True)
    port = request.json.get('port') or cert_consts.SSL_DEFAULT_PORT
    ssl_type = request.json.get('ssl_type', SSLTypeEnum.SSL_TLS)

    data = {
        # 基本信息
        'user_id': current_user_id,
        'domain': domain.strip(),
        'port': int(port),  # fix: TypeError: an integer is required (got type str)
        'root_domain': domain_util.get_root_domain(domain),
        'alias': alias,
        'group_id': group_id,
        # 'is_dynamic_host': is_dynamic_host,
        'start_time': start_time,
        'expire_time': expire_time,
        'auto_update': auto_update,
        'ssl_type': ssl_type,
    }

    row = DomainModel.create(**data)

    if auto_update:
        domain_service.update_domain_row(row)

    # 顺带添加到域名监测列表
    if not domain_util.is_ipv4(domain):

        first_domain_info_row = DomainInfoModel.select(
            DomainInfoModel.id
        ).where(
            DomainInfoModel.domain == data['root_domain'],
            DomainInfoModel.user_id == current_user_id
        ).first()

        if not first_domain_info_row:
            domain_info_service.add_domain_info(
                domain=domain_util.get_root_domain(domain),
                comment=alias,
                group_id=group_id,
                user_id=current_user_id,
            )

    return {'id': row.id}


@auth_service.permission(role=RoleEnum.USER)
@operation_service.operation_log_decorator(
    model=DomainModel,
    operation_type_id=OperationEnum.UPDATE
)
def update_domain_by_id():
    """
    更新数据
    id domain alias group_id notify_status
    :return:
    """
    current_user_id = g.user_id

    data = request.json
    domain_id = request.json['id']

    # domain_service.check_permission_and_get_row(domain_id, current_user_id)

    data['update_time'] = datetime_util.get_datetime()
    data['group_id'] = data.get('group_id') or 0

    # data check
    before_domain_row = DomainModel.select().where(
        DomainModel.id == domain_id
    ).first()

    if not before_domain_row:
        raise DataNotFoundAppException()

    # edit permission check
    has_permission = domain_service.has_edit_permission(
        domain_row=before_domain_row,
        user_id=current_user_id
    )

    if not has_permission:
        raise ForbiddenAppException()

    DomainModel.update(data).where(
        DomainModel.id == domain_id
    ).execute()

    after_domain_row = DomainModel.get_by_id(domain_id)

    # 域名、端口、SSL加密方式没改变，就不更新
    if before_domain_row.domain == after_domain_row.domain \
            and before_domain_row.port == after_domain_row.port \
            and before_domain_row.ssl_type == after_domain_row.ssl_type:
        pass
    else:
        if after_domain_row.auto_update:
            domain_service.update_domain_row(after_domain_row)


@auth_service.permission(role=RoleEnum.USER)
def update_domain_expire_monitor_by_id():
    """
    更新监控状态
    :return:
    """
    current_user_id = g.user_id

    domain_id = request.json.get('domain_id')

    # data check
    domain_row = DomainModel.select().where(
        DomainModel.id == domain_id
    ).first()

    if not domain_row:
        raise DataNotFoundAppException()

    # edit permission check
    has_permission = domain_service.has_edit_permission(
        domain_row=domain_row,
        user_id=current_user_id
    )

    if not has_permission:
        raise ForbiddenAppException()

    data = {
        "is_monitor": request.json.get('is_monitor', True)
    }

    DomainModel.update(
        data
    ).where(
        DomainModel.id == domain_row.id
    ).execute()


@auth_service.permission(role=RoleEnum.USER)
@operation_service.operation_log_decorator(
    model=DomainModel,
    operation_type_id=OperationEnum.UPDATE,
    primary_key='domain_id'
)
def update_domain_field_by_id():
    """
    更新单个数据
    :return:
    """

    current_user_id = g.user_id

    domain_id = request.json['domain_id']
    field = request.json.get('field')
    value = request.json.get('value')

    if field not in ['auto_update']:
        raise AppException("not allow field")

    data = {
        field: value,
    }

    # data check
    domain_row = DomainModel.select().where(
        DomainModel.id == domain_id
    ).first()

    if not domain_row:
        raise DataNotFoundAppException()

    # edit permission check
    has_permission = domain_service.has_edit_permission(
        domain_row=domain_row,
        user_id=current_user_id
    )

    if not has_permission:
        raise ForbiddenAppException()

    DomainModel.update(data).where(
        DomainModel.id == domain_row.id
    ).execute()


@auth_service.permission(role=RoleEnum.USER)
def update_domain_field_by_ids():
    """
    批量更新单个字段值
    :return:
    """

    current_user_id = g.user_id

    domain_ids = request.json['domain_ids']
    field = request.json.get('field')
    value = request.json.get('value')

    if field not in ['auto_update']:
        raise AppException("not allow field")

    data = {
        field: value,
    }

    DomainModel.update(data).where(
        DomainModel.id.in_(domain_ids),
        DomainModel.user_id == current_user_id
    ).execute()


@auth_service.permission(role=RoleEnum.USER)
@operation_service.operation_log_decorator(
    model=DomainModel,
    operation_type_id=OperationEnum.DELETE,
    primary_key='id'
)
def delete_domain_by_id():
    """
    删除
    :return:
    """
    current_user_id = g.user_id

    domain_id = request.json['id']

    # domain_service.check_permission_and_get_row(domain_id, current_user_id)

    # data check
    domain_row = DomainModel.select().where(
        DomainModel.id == domain_id
    ).first()

    if not domain_row:
        raise DataNotFoundAppException()

    # edit permission check
    has_permission = domain_service.has_edit_permission(
        domain_row=domain_row,
        user_id=current_user_id
    )

    if not has_permission:
        raise ForbiddenAppException()

    DomainModel.delete_by_id(domain_row.id)

    # 同时移除主机信息
    AddressModel.delete().where(
        AddressModel.domain_id == domain_id
    ).execute()


@auth_service.permission(role=RoleEnum.USER)
@operation_service.operation_log_decorator(
    model=DomainModel,
    operation_type_id=OperationEnum.BATCH_DELETE,
    primary_key='ids'
)
def delete_domain_by_ids():
    """
    批量删除
    @since v1.2.16
    :return:
    """
    current_user_id = g.user_id

    domain_ids = request.json['ids']

    DomainModel.delete().where(
        DomainModel.id.in_(domain_ids),
        DomainModel.user_id == current_user_id
    ).execute()

    # 同时移除主机信息
    AddressModel.delete().where(
        AddressModel.domain_id.in_(domain_ids)
    ).execute()


@auth_service.permission(role=RoleEnum.USER)
def get_domain_by_id():
    """
    获取
    :return:
    """
    current_user_id = g.user_id

    domain_id = request.json.get('domain_id') or request.json['id']

    # row = domain_service.check_permission_and_get_row(domain_id, current_user_id)
    # row = DomainModel.get_by_id(domain_id)

    # data check
    domain_row = DomainModel.select().where(
        DomainModel.id == domain_id
    ).first()

    if not domain_row:
        raise DataNotFoundAppException()

    # edit permission check
    has_permission = domain_service.has_edit_permission(
        domain_row=domain_row,
        user_id=current_user_id
    )

    if not has_permission:
        raise ForbiddenAppException()

    row = model_to_dict(
        model=domain_row,
        extra_attrs=[
            'real_time_expire_days',
            'domain_url',
            'update_time_label',
            'expire_status',
        ]
    )

    # 主机数量
    address_count = AddressModel.select().where(
        AddressModel.domain_id == domain_id
    ).count()

    row['address_count'] = address_count
    row['group_name'] = group_service.get_group_name_by_id(row['group_id'])

    if row['user_id'] == current_user_id:
        has_edit_permission = True
    else:
        first_row = GroupUserModel.select().where(
            GroupUserModel.group_id == row['group_id'],
            GroupUserModel.user_id == current_user_id,
            GroupUserModel.has_edit_permission == True
        ).first()

        if first_row:
            has_edit_permission = True
        else:
            has_edit_permission = False

    row['has_edit_permission'] = has_edit_permission

    return row


@auth_service.permission(role=RoleEnum.USER)
def update_all_domain_cert_info():
    """
    更新所有域名证书信息
    :return:
    """

    domain_service.update_all_domain_cert_info()


@auth_service.permission(role=RoleEnum.USER)
def update_all_domain_cert_info_of_user():
    """
    更新当前用户的所有域名信息
    :return:
    """
    current_user_id = g.user_id

    domain_service.update_all_domain_cert_info_of_user(user_id=current_user_id)
    # async_task_service.submit_task(fn=domain_service.update_all_domain_cert_info_of_user, user_id=current_user_id)


@auth_service.permission(role=RoleEnum.USER)
def update_domain_row_info_by_id():
    """
    更新域名关联的证书信息
    :return:
    @since v1.3.1
    """
    current_user_id = g.user_id

    # @since v1.2.24 支持参数 domain_id
    domain_id = request.json.get('domain_id') or request.json['id']

    # row = domain_service.check_permission_and_get_row(domain_id, current_user_id)
    # row = DomainModel.get_by_id(domain_id)

    # data check
    domain_row = DomainModel.select().where(
        DomainModel.id == domain_id
    ).first()

    if not domain_row:
        raise DataNotFoundAppException()

    # edit permission check
    has_permission = domain_service.has_read_permission(
        domain_row=domain_row,
        user_id=current_user_id
    )

    if not has_permission:
        raise ForbiddenAppException()

    domain_service.update_domain_row(domain_row=domain_row)


@auth_service.permission(role=RoleEnum.USER)
def get_all_domain_list_of_user():
    """
    获取用户的所有域名数据
    :return:
    """

    current_user_id = g.user_id
    # temp_filename = domain_service.export_domain_to_file(current_user_id)

    rows = DomainModel.select().where(
        DomainModel.user_id == current_user_id
    )

    lst = [{'domain': row.domain} for row in rows]

    return {
        'list': lst,
        'total': len(lst)
    }


@auth_service.permission(role=RoleEnum.USER)
def import_domain_from_file():
    """
    从文件导入域名
    支持 txt 和 csv格式
    :return:
    """
    current_user_id = g.user_id

    update_file = request.files.get('file')

    filename = file_service.save_temp_file(update_file)

    # 导入数据
    domain_service.add_domain_from_file(filename, current_user_id)

    # 异步导入
    # async_task_service.submit_task(fn=domain_service.add_domain_from_file, filename=filename, user_id=current_user_id)

    # 异步查询
    domain_service.update_all_domain_cert_info_of_user(user_id=current_user_id)
    # async_task_service.submit_task(fn=domain_service.update_all_domain_cert_info_of_user, user_id=current_user_id)


@auth_service.permission(role=RoleEnum.USER)
def export_domain_file():
    """
    导出域名文件
    csv格式
    :return:
    """
    current_user_id = g.user_id

    keyword = request.json.get('keyword')
    group_id = request.json.get('group_id')
    group_ids = request.json.get('group_ids')
    expire_days = request.json.get('expire_days')
    role = request.json.get('role')
    ext = request.json.get('ext', 'csv')

    order_prop = request.json.get('order_prop') or 'expire_days'
    order_type = request.json.get('order_type') or 'ascending'

    params = {
        'keyword': keyword,
        'group_id': group_id,
        'group_ids': group_ids,
        'expire_days': expire_days,
        'role': role,
        'user_id': current_user_id,
    }

    query = domain_service.get_domain_list_query(**params)
    ordering = domain_service.get_domain_ordering(order_prop=order_prop, order_type=order_type)

    rows = query.order_by(*ordering)

    # 分组名
    lst = list(map(lambda m: model_to_dict(
        model=m,
        extra_attrs=[
            'start_date',
            'expire_date',
            'expire_days',
            'create_time_label',
            'real_time_expire_days',
            'real_time_ssl_total_days',
            'real_time_ssl_expire_days',
            'domain_url',
            'update_time_label',
            'expire_status',
        ]
    ), rows))

    group_service.load_group_name(lst)

    filename = domain_service.export_domain_to_file(rows=lst, ext=ext)

    return {
        'name': filename,
        'url': file_service.resolve_temp_url(filename)
    }


@auth_service.permission(role=RoleEnum.USER)
def domain_relation_group():
    """
    分组关联域名
    :return:
    """
    current_user_id = g.user_id
    # temp_filename = domain_service.export_domain_to_file(current_user_id)
    domain_ids = request.json['domain_ids']
    group_id = request.json['group_id']

    DomainModel.update(
        group_id=group_id
    ).where(
        DomainModel.id.in_(domain_ids),
        DomainModel.user_id == current_user_id
    ).execute()


@auth_service.permission(role=RoleEnum.USER)
def get_domain_list():
    """
    获取域名列表
    :return:
    """
    current_user_id = g.user_id

    page = request.json.get('page', 1)
    size = request.json.get('size', 10)

    keyword = request.json.get('keyword')
    group_id = request.json.get('group_id')
    group_ids = request.json.get('group_ids')
    expire_days = request.json.get('expire_days')
    role = request.json.get('role')

    order_prop = request.json.get('order_prop') or 'expire_days'
    order_type = request.json.get('order_type') or 'ascending'

    # 组权限
    group_user_permission_map = {}

    if role == RoleEnum.ADMIN:
        pass

    else:
        # 所在分组
        group_user_rows = GroupUserModel.select().where(
            GroupUserModel.user_id == current_user_id
        )

        group_user_list = list(group_user_rows)

        # 组员权限
        group_user_permission_map = {row.group_id: row.has_edit_permission for row in group_user_list}

    params = {
        'keyword': keyword,
        'group_id': group_id,
        'group_ids': group_ids,
        'expire_days': expire_days,
        'role': role,
        'user_id': current_user_id,
    }

    query = domain_service.get_domain_list_query(**params)
    ordering = domain_service.get_domain_ordering(order_prop=order_prop, order_type=order_type)

    total = query.count()
    lst = []

    if total > 0:
        lst = query.order_by(*ordering).paginate(page, size)

        lst = list(map(lambda m: model_to_dict(
            model=m,
            extra_attrs=[
                'expire_days',
                'create_time_label',
                'real_time_expire_days',
                'real_time_ssl_total_days',
                'real_time_ssl_expire_days',
                'domain_url',
                'update_time_label',
                'expire_status',
            ]
        ), lst))

        # 加载主机数量
        domain_service.load_address_count(lst)

        # 加载域名过期时间
        domain_service.load_domain_expire_days(lst)

        # 分组名
        group_service.load_group_name(lst)

        for row in lst:
            if role == RoleEnum.ADMIN:
                has_edit_permission = True

            elif row['user_id'] == current_user_id:
                has_edit_permission = True
            else:
                has_edit_permission = group_user_permission_map.get(row['group_id'], False)

            row['has_edit_permission'] = has_edit_permission

    # lst = model_util.list_with_relation_one(lst, 'group', GroupModel)

    return {
        'list': lst,
        'total': total
    }


@auth_service.permission(role=RoleEnum.USER)
def get_domain_group_filter():
    """
    获取证书分组筛选器
    :return:
    """

    current_user_id = g.user_id

    # 分组列表数据
    query = GroupModel.select().where(
        GroupModel.user_id == current_user_id
    )

    # 所在分组
    group_user_rows = GroupUserModel.select().where(
        GroupUserModel.user_id == current_user_id
    )

    group_user_list = list(group_user_rows)
    user_group_ids = [row.group_id for row in group_user_list]

    if user_group_ids:
        query = query.orwhere(GroupModel.id.in_(user_group_ids))

    total = query.count()
    lst = []
    if total > 0:
        lst = [model_to_dict(row) for row in query]
        group_ids = [row['id'] for row in lst]

        # 证书分组统计
        cert_groups = DomainModel.select(
            DomainModel.group_id,
            fn.COUNT(DomainModel.id).alias('count')
        ).where(
            DomainModel.group_id.in_(group_ids)
        ).group_by(DomainModel.group_id)

        cert_groups_map = {
            str(row.group_id): row.count
            for row in cert_groups
        }

        for row in lst:
            row['cert_count'] = cert_groups_map.get(str(row['id']), 0)

            # leader
            if row['user_id'] == current_user_id:
                row['is_leader'] = True
            else:
                row['is_leader'] = False

        # if cert_groups_map.get('0'):
        #     lst.append({
        #         'cert_count': cert_groups_map.get('0'),
        #         'id': 0,
        #         'name': '未分组',
        # })

        lst.sort(key=itemgetter('cert_count'), reverse=True)

    return {
        'list': lst,
        'total': len(lst),
    }