import clsx from 'clsx'
import React, { useEffect, useState } from 'react'

import { Col } from './layout/col'
import { User } from 'web/lib/firebase/users'
import { NumberCancelSelector } from './yes-no-selector'
import { Spacer } from './layout/spacer'
import { ResolveConfirmationButton } from './confirmation-button'
import { resolveMarket } from 'web/lib/firebase/fn-call'
import { NumericContract } from 'common/contract'
import { BucketInput } from './bucket-input'

export function NumericResolutionPanel(props: {
  creator: User
  contract: NumericContract
  className?: string
}) {
  useEffect(() => {
    // warm up cloud function
    resolveMarket({} as any).catch(() => {})
  }, [])

  const { contract, className } = props

  const [outcomeMode, setOutcomeMode] = useState<
    'NUMBER' | 'CANCEL' | undefined
  >()
  const [outcome, setOutcome] = useState<string | undefined>()
  const [value, setValue] = useState<number | undefined>()

  const [isSubmitting, setIsSubmitting] = useState(false)
  const [error, setError] = useState<string | undefined>(undefined)

  const resolve = async () => {
    const finalOutcome = outcomeMode === 'NUMBER' ? outcome : 'CANCEL'
    if (outcomeMode === undefined || finalOutcome === undefined) return

    setIsSubmitting(true)

    const result = await resolveMarket({
      outcome: finalOutcome,
      value,
      contractId: contract.id,
    }).then((r) => r.data)

    console.log('resolved', outcome, 'result:', result)

    if (result?.status !== 'success') {
      setError(result?.message || 'Error resolving market')
    }
    setIsSubmitting(false)
  }

  const submitButtonClass =
    outcomeMode === 'CANCEL'
      ? 'bg-yellow-400 hover:bg-yellow-500'
      : outcome !== undefined
      ? 'btn-primary'
      : 'btn-disabled'

  return (
    <Col className={clsx('rounded-md bg-white px-8 py-6', className)}>
      <div className="mb-6 whitespace-nowrap text-2xl">Resolve market</div>

      <div className="mb-3 text-sm text-gray-500">Outcome</div>

      <Spacer h={4} />

      <NumberCancelSelector selected={outcomeMode} onSelect={setOutcomeMode} />

      <Spacer h={4} />

      {outcomeMode === 'NUMBER' && (
        <BucketInput
          contract={contract}
          isSubmitting={isSubmitting}
          onBucketChange={(v, o) => (setValue(v), setOutcome(o))}
        />
      )}

      <div>
        {outcome === 'CANCEL' ? (
          <>All trades will be returned with no fees.</>
        ) : (
          <>Resolving this market will immediately pay out traders.</>
        )}
      </div>

      <Spacer h={4} />

      {!!error && <div className="text-red-500">{error}</div>}

      <ResolveConfirmationButton
        onResolve={resolve}
        isSubmitting={isSubmitting}
        openModalButtonClass={clsx('w-full mt-2', submitButtonClass)}
        submitButtonClass={submitButtonClass}
      />
    </Col>
  )
}