import { PermissionAction } from '@supabase/shared-types/out/constants'
import { useParams } from 'common'
import { ExternalLink, Maximize2, Minimize2, Terminal } from 'lucide-react'
import { useRouter } from 'next/router'
import { ComponentPropsWithoutRef, ElementRef, forwardRef, useState } from 'react'
import { Button, Collapsible, CollapsibleContent, CollapsibleTrigger } from 'ui'

import type { Commands } from './Functions.types'
import CommandRender from '@/components/interfaces/Functions/CommandRender'
import { DocsButton } from '@/components/ui/DocsButton'
import { useAccessTokensQuery } from '@/data/access-tokens/access-tokens-query'
import { useAPIKeys } from '@/data/api-keys/api-keys-query'
import { useProjectApiUrl } from '@/data/config/project-endpoint-query'
import { useAsyncCheckPermissions } from '@/hooks/misc/useCheckPermissions'
import { DOCS_URL } from '@/lib/constants'

interface TerminalInstructionsProps extends ComponentPropsWithoutRef<typeof Collapsible> {
  closable?: boolean
  removeBorder?: boolean
}

export const TerminalInstructions = forwardRef<
  ElementRef<typeof Collapsible>,
  TerminalInstructionsProps
>(({ closable = false, removeBorder = false, ...props }, ref) => {
  const router = useRouter()
  const { ref: projectRef } = useParams()
  const [showInstructions, setShowInstructions] = useState(!closable)

  const { data: tokens } = useAccessTokensQuery()
  const { can: canReadAPIKeys } = useAsyncCheckPermissions(PermissionAction.SECRETS_READ, '*')
  const { data: apiKeyData } = useAPIKeys({ projectRef }, { enabled: canReadAPIKeys })
  const { anonKey, publishableKey } = apiKeyData ?? {}

  const { data: endpoint } = useProjectApiUrl({ projectRef })
  const functionsEndpoint = `${endpoint}/functions/v1`

  const apiKey = publishableKey?.api_key ?? anonKey?.api_key ?? '[YOUR ANON KEY]'

  // get the .co or .net TLD from the restUrl
  const restUrl = `https://${endpoint}`
  const restUrlTld = !!endpoint ? new URL(restUrl).hostname.split('.').pop() : 'co'

  const commands: Commands[] = [
    {
      command: 'supabase functions new hello-world',
      description: ' creates a function stub at ./functions/hello-world/index.ts',
      jsx: () => {
        return (
          <>
            <span className="text-brand-600">supabase</span> functions new hello-world
          </>
        )
      },
      comment: 'Create a function',
    },
    {
      command: `supabase functions deploy hello-world --project-ref ${projectRef}`,
      description: 'Deploys function at ./functions/hello-world/index.ts',
      jsx: () => {
        return (
          <>
            <span className="text-brand-600">supabase</span> functions deploy hello-world
            --project-ref {projectRef}
          </>
        )
      },
      comment: 'Deploy your function',
    },
    {
      command: `curl -L -X POST 'https://${projectRef}.supabase.${restUrlTld}/functions/v1/hello-world' -H 'Authorization: Bearer ${apiKey}'${anonKey?.type === 'publishable' ? ` -H 'apikey: ${apiKey}'` : ''} --data '{"name":"Functions"}'`,
      description: 'Invokes the hello-world function',
      jsx: () => {
        return (
          <>
            <span className="text-brand-600">curl</span> -L -X POST '{functionsEndpoint}
            /hello-world' -H 'Authorization: Bearer [YOUR ANON KEY]'
            {anonKey?.type === 'publishable' ? " -H 'apikey: [YOUR ANON KEY]' " : ''}
            {`--data '{"name":"Functions"}'`}
          </>
        )
      },
      comment: 'Invoke your function',
    },
  ]

  return (
    <Collapsible
      ref={ref}
      open={showInstructions}
      className="w-full"
      onOpenChange={() => setShowInstructions(!showInstructions)}
      {...props}
    >
      <CollapsibleTrigger className="flex w-full justify-between" disabled={!closable}>
        <div className="flex items-center gap-x-3">
          <div className="flex items-center justify-center w-8 h-8 p-2 border rounded-sm bg-alternative">
            <Terminal strokeWidth={2} />
          </div>
          <h4>Create your first Edge Function via the CLI</h4>
        </div>
        {closable && (
          <div className="cursor-pointer" onClick={() => setShowInstructions(!showInstructions)}>
            {showInstructions ? (
              <Minimize2 size={16} strokeWidth={1.5} />
            ) : (
              <Maximize2 size={16} strokeWidth={1.5} />
            )}
          </div>
        )}
      </CollapsibleTrigger>
      <CollapsibleContent className="w-full transition-all data-closed:animate-collapsible-up data-open:animate-collapsible-down">
        <CommandRender commands={commands} className="my-4" />
        {tokens && tokens.length === 0 ? (
          <div className="py-4 space-y-3 border-t">
            <div>
              <p className="text-sm text-foreground">You may need to create an access token</p>
              <p className="text-sm text-foreground-light">
                You can create a secure access token in your account section
              </p>
            </div>
            <Button type="default" onClick={() => router.push('/account/tokens')}>
              Access tokens
            </Button>
          </div>
        ) : (
          <div className="py-4 space-y-3 border-t">
            <div>
              <h3 className="text-base text-foreground">Need help?</h3>
              <p className="text-sm text-foreground-light">
                Read the documentation, or browse some sample code.
              </p>
            </div>
            <div className="flex gap-2">
              <DocsButton href={`${DOCS_URL}/guides/functions`} />
              <Button asChild type="default" icon={<ExternalLink />}>
                <a
                  target="_blank"
                  rel="noreferrer"
                  href="https://github.com/supabase/supabase/tree/master/examples/edge-functions/supabase/functions"
                >
                  Examples
                </a>
              </Button>
            </div>
          </div>
        )}
      </CollapsibleContent>
    </Collapsible>
  )
})

TerminalInstructions.displayName = 'TerminalInstructions'