//
// Copyright © 2023 Hardcore Engineering Inc.
//
// Licensed under the Eclipse Public License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License. You may
// obtain a copy of the License at https://www.eclipse.org/legal/epl-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//
// See the License for the specific language governing permissions and
// limitations under the License.
//

import contact, { type Employee, type PersonAccount } from '@hcengineering/contact'
import { employeeByIdStore, getContactChannel } from '@hcengineering/contact-resources'
import { type Ref, getCurrentAccount } from '@hcengineering/core'
import { getClient } from '@hcengineering/presentation'
import setting from '@hcengineering/setting'
import { type TemplateDataProvider } from '@hcengineering/templates'
import { get } from 'svelte/store'
import { getMetadata } from '@hcengineering/platform'

import telegram from './plugin'

export async function getCurrentEmployeeTG (): Promise<string | undefined> {
  const me = getCurrentAccount() as PersonAccount
  const client = getClient()
  const employee = await client.findOne(contact.mixin.Employee, { _id: me.person as unknown as Ref<Employee> })
  if (employee !== undefined) {
    return await getContactChannel(employee, contact.channelProvider.Telegram)
  }
}

export async function getIntegrationOwnerTG (provider: TemplateDataProvider): Promise<string | undefined> {
  const value = provider.get(setting.class.Integration)
  if (value === undefined) return
  const client = getClient()
  const employeeAccount = await client.findOne(contact.class.PersonAccount, {
    _id: value.modifiedBy as Ref<PersonAccount>
  })
  if (employeeAccount !== undefined) {
    const employee = get(employeeByIdStore).get(employeeAccount.person as Ref<Employee>)
    if (employee !== undefined) {
      return await getContactChannel(employee, contact.channelProvider.Telegram)
    }
  }
}

export function isTelegramNotificationsAvailable (): boolean {
  const botEndpoint = getMetadata(telegram.metadata.BotUrl) ?? ''

  return botEndpoint !== ''
}