# Copyright: (c) OpenSpug Organization. https://github.com/openspug/spug
# Copyright: (c) <spug.dev@gmail.com>
# Released under the AGPL-3.0 License.
from django.views.generic import View
from libs import json_response, JsonParser, Argument, auth
from libs.spug import Notification
from apps.alarm.models import Alarm, Group, Contact
from apps.monitor.models import Detection
import json


class AlarmView(View):
    @auth('alarm.alarm.view')
    def get(self, request):
        alarms = Alarm.objects.all()
        return json_response(alarms)


class GroupView(View):
    @auth('alarm.group.view|monitor.monitor.add|monitor.monitor.edit|alarm.alarm.view')
    def get(self, request):
        groups = Group.objects.all()
        return json_response(groups)

    @auth('alarm.group.add|alarm.group.edit')
    def post(self, request):
        form, error = JsonParser(
            Argument('id', type=int, required=False),
            Argument('name', help='请输入组名'),
            Argument('contacts', type=list, help='请选择联系人'),
            Argument('desc', required=False)
        ).parse(request.body)
        if error is None:
            form.contacts = json.dumps(form.contacts)
            if form.id:
                Group.objects.filter(pk=form.id).update(**form)
            else:
                form.created_by = request.user
                Group.objects.create(**form)
        return json_response(error=error)

    @auth('alarm.group.del')
    def delete(self, request):
        form, error = JsonParser(
            Argument('id', type=int, help='请指定操作对象')
        ).parse(request.GET)
        if error is None:
            detection = Detection.objects.filter(notify_grp__regex=fr'[^0-9]{form.id}[^0-9]').first()
            if detection:
                return json_response(error=f'监控任务【{detection.name}】正在使用该报警组，请解除关联后再尝试删除该联系组')
            Group.objects.filter(pk=form.id).delete()
        return json_response(error=error)


class ContactView(View):
    @auth('alarm.contact.view|alarm.group.view')
    def get(self, request):
        contacts = Contact.objects.all()
        return json_response(contacts)

    @auth('alarm.contact.add|alarm.contact.edit')
    def post(self, request):
        form, error = JsonParser(
            Argument('id', type=int, required=False),
            Argument('name', help='请输入联系人姓名'),
            Argument('phone', required=False),
            Argument('email', required=False),
            Argument('ding', required=False),
            Argument('wx_token', required=False),
            Argument('qy_wx', required=False),
        ).parse(request.body)
        if error is None:
            if form.id:
                Contact.objects.filter(pk=form.id).update(**form)
            else:
                form.created_by = request.user
                Contact.objects.create(**form)
        return json_response(error=error)

    @auth('alarm.contact.del')
    def delete(self, request):
        form, error = JsonParser(
            Argument('id', type=int, help='请指定操作对象')
        ).parse(request.GET)
        if error is None:
            group = Group.objects.filter(contacts__contains=f'\"{form.id}\"').first()
            if group:
                return json_response(error=f'报警联系组【{group.name}】包含此联系人，请解除关联后再尝试删除该联系人')
            Contact.objects.filter(pk=form.id).delete()
        return json_response(error=error)


@auth('alarm.contact.add|alarm.contact.edit')
def handle_test(request):
    form, error = JsonParser(
        Argument('mode', help='参数错误'),
        Argument('value', help='参数错误')
    ).parse(request.body)
    if error is None:
        notify = Notification(None, '1', 'https://spug.cc', 'Spug官网（测试）', '这是一条测试告警信息', None)
        if form.mode in ('1', '2', '4') and not notify.spug_key:
            return json_response(error='未配置调用凭据（系统设置/基本设置），请配置后再尝试。')

        if form.mode == '1':
            notify.monitor_by_wx([form.value])
        elif form.mode == '2':
            return json_response(error='目前暂不支持短信告警，请关注后续更新。')
        elif form.mode == '3':
            notify.monitor_by_dd([form.value])
        elif form.mode == '4':
            notify.monitor_by_email([form.value])
        elif form.mode == '5':
            notify.monitor_by_qy_wx([form.value])
        else:
            return json_response(error='不支持的报警方式')
    return json_response(error=error)