import { useMutation } from '@apollo/react-hooks'
import { useCallback, useEffect, useState } from 'react'
import {
  SUBMISSION_SET_FIELD_MUTATION,
  SubmissionSetFieldMutationData,
  SubmissionSetFieldMutationVariables,
} from '../graphql/mutation/submission.set.field.mutation'
import {
  SUBMISSION_START_MUTATION,
  SubmissionStartMutationData,
  SubmissionStartMutationVariables,
} from '../graphql/mutation/submission.start.mutation'

interface Submission {
  // eslint-disable-next-line @typescript-eslint/no-explicit-any
  setField: (fieldId: string, data: any) => Promise<void>
  finish: () => void
}

export const useSubmission = (formId: string): Submission => {
  const [submission, setSubmission] = useState<{ id: string; token: string }>()

  const [start] = useMutation<SubmissionStartMutationData, SubmissionStartMutationVariables>(
    SUBMISSION_START_MUTATION
  )
  const [save] = useMutation<SubmissionSetFieldMutationData, SubmissionSetFieldMutationVariables>(
    SUBMISSION_SET_FIELD_MUTATION
  )

  useEffect(() => {
    ;(async () => {
      const token = [...Array(40)].map(() => Math.random().toString(36)[2]).join('')

      const { data } = await start({
        variables: {
          form: formId,
          submission: {
            token,
            device: {
              name: /Mobi/i.test(window.navigator.userAgent) ? 'mobile' : 'desktop',
              type: window.navigator.userAgent,
            },
          },
        },
      })

      setSubmission({
        id: data.submission.id,
        token,
      })
    })()
  }, [formId])

  const setField = useCallback(
    // eslint-disable-next-line @typescript-eslint/no-explicit-any
    async (fieldId: string, data: any) => {
      console.log('just save', fieldId, data)
      await save({
        variables: {
          submission: submission.id,
          field: {
            token: submission.token,
            field: fieldId,
            data: JSON.stringify(data),
          },
        },
      })
    },
    [submission]
  )

  const finish = useCallback(() => {
    console.log('finish submission!!', formId)
  }, [submission])

  return {
    setField,
    finish,
  }
}