import { PermissionAction } from '@supabase/shared-types/out/constants'
import { useQueryClient } from '@tanstack/react-query'
import { ChevronDown } from 'lucide-react'
import { useRouter } from 'next/router'
import { useState } from 'react'
import { toast } from 'sonner'

import {
  useIsProjectActive,
  useProjectContext,
} from 'components/layouts/ProjectLayout/ProjectContext'
import { useProjectRestartMutation } from 'data/projects/project-restart-mutation'
import { useProjectRestartServicesMutation } from 'data/projects/project-restart-services-mutation'
import { setProjectStatus } from 'data/projects/projects-query'
import { useCheckPermissions } from 'hooks/misc/useCheckPermissions'
import { useFlag } from 'hooks/ui/useFlag'
import {
  Button,
  DropdownMenu,
  DropdownMenuContent,
  DropdownMenuItem,
  DropdownMenuTrigger,
  Tooltip,
  TooltipContent,
  TooltipTrigger,
  cn,
} from 'ui'
import ConfirmModal from 'ui-patterns/Dialogs/ConfirmDialog'

const RestartServerButton = () => {
  const router = useRouter()
  const queryClient = useQueryClient()
  const { project } = useProjectContext()
  const isProjectActive = useIsProjectActive()
  const [serviceToRestart, setServiceToRestart] = useState<'project' | 'database'>()

  const projectRef = project?.ref ?? ''
  const projectRegion = project?.region ?? ''

  const projectRestartDisabled = useFlag('disableProjectRestarts')
  const canRestartProject = useCheckPermissions(PermissionAction.INFRA_EXECUTE, 'reboot')

  const { mutate: restartProject, isLoading: isRestartingProject } = useProjectRestartMutation({
    onSuccess: () => {
      onRestartSuccess()
    },
    onError: (error) => {
      onRestartFailed(error, 'project')
    },
  })
  const { mutate: restartProjectServices, isLoading: isRestartingServices } =
    useProjectRestartServicesMutation({
      onSuccess: () => {
        onRestartSuccess()
      },
      onError: (error) => {
        onRestartFailed(error, 'database')
      },
    })

  const isLoading = isRestartingProject || isRestartingServices

  const requestProjectRestart = () => {
    if (!canRestartProject) {
      return toast.error('You do not have the required permissions to restart this project')
    }
    restartProject({ ref: projectRef })
  }

  const requestDatabaseRestart = async () => {
    if (!canRestartProject) {
      return toast.error('You do not have the required permissions to restart this project')
    }
    restartProjectServices({ ref: projectRef, region: projectRegion, services: ['postgresql'] })
  }

  const onRestartFailed = (error: any, type: string) => {
    toast.error(`Unable to restart ${type}: ${error.message}`)
    setServiceToRestart(undefined)
  }

  const onRestartSuccess = () => {
    setProjectStatus(queryClient, projectRef, 'RESTARTING')
    toast.success('Restarting server...')
    router.push(`/project/${projectRef}`)
    setServiceToRestart(undefined)
  }

  return (
    <>
      <Tooltip>
        <TooltipTrigger asChild>
          <div className="flex items-center">
            <Button
              type="default"
              className={cn(
                'px-3 hover:z-10',
                canRestartProject && isProjectActive ? 'rounded-r-none' : ''
              )}
              disabled={
                project === undefined ||
                !canRestartProject ||
                !isProjectActive ||
                projectRestartDisabled
              }
              onClick={() => setServiceToRestart('project')}
            >
              Restart project
            </Button>
            {canRestartProject && isProjectActive && !projectRestartDisabled && (
              <DropdownMenu>
                <DropdownMenuTrigger asChild>
                  <Button
                    type="default"
                    className="rounded-l-none px-[4px] py-[5px] -ml-[1px]"
                    icon={<ChevronDown />}
                    disabled={!canRestartProject}
                  />
                </DropdownMenuTrigger>
                <DropdownMenuContent align="end" side="bottom">
                  <DropdownMenuItem
                    key="database"
                    disabled={isLoading}
                    onClick={() => {
                      setServiceToRestart('database')
                    }}
                  >
                    <div className="space-y-1">
                      <p className="block text-foreground">Fast database reboot</p>
                      <p className="block text-foreground-light">
                        Restarts only the database - faster but may not be able to recover from all
                        failure modes
                      </p>
                    </div>
                  </DropdownMenuItem>
                </DropdownMenuContent>
              </DropdownMenu>
            )}
          </div>
        </TooltipTrigger>
        {((project !== undefined && (!canRestartProject || !isProjectActive)) ||
          projectRestartDisabled) && (
          <TooltipContent side="bottom">
            {projectRestartDisabled
              ? 'Project restart is currently disabled'
              : !canRestartProject
                ? 'You need additional permissions to restart this project'
                : !isProjectActive
                  ? 'Unable to restart project as project is not active'
                  : ''}
          </TooltipContent>
        )}
      </Tooltip>

      <ConfirmModal
        danger
        visible={serviceToRestart !== undefined}
        title={`Restart ${serviceToRestart}`}
        // @ts-ignore
        description={
          <>
            Are you sure you want to restart the{' '}
            <span className="text-foreground">{serviceToRestart}</span>? There will be a few minutes
            of downtime.
          </>
        }
        buttonLabel="Restart"
        buttonLoadingLabel="Restarting"
        onSelectCancel={() => setServiceToRestart(undefined)}
        onSelectConfirm={async () => {
          if (serviceToRestart === 'project') {
            await requestProjectRestart()
          } else if (serviceToRestart === 'database') {
            await requestDatabaseRestart()
          }
        }}
      />
    </>
  )
}

export default RestartServerButton