'use client'

import { zodResolver } from '@hookform/resolvers/zod'
import { FormProvider, useForm } from 'react-hook-form'

import type { FaqItem } from '@/components/events/create/types'
import Button from '@/components/formElements/Button'
import TrashIcon from '@/components/icons/TrashIcon'
import { EventWizardFaqFormValidation, type EventWizardFaqFormValues } from '@/validation/eventWizard'
import { createClientId } from '@/lib/createClientId'
import { showFormValidationToast } from '@/lib/formValidationToast'
import { texts } from '@/texts'
import ConsumerButton from '@/components/consumer/ConsumerButton'
import ConsumerInput from '@/components/consumer/ConsumerInput'

interface FaqEditorProps {
  items: FaqItem[]
  onChange: (items: FaqItem[]) => void
}

/** Adds and removes optional common questions without coupling to wizard state. */
export default function FaqEditor({ items, onChange }: FaqEditorProps) {
  const form = useForm<EventWizardFaqFormValues>({
    resolver: zodResolver(EventWizardFaqFormValidation),
    defaultValues: { answer: '', question: '' },
  })

  const addFaq = () => {
    void form.handleSubmit((values) => {
      onChange([
        ...items,
        {
          answer: values.answer,
          id: createClientId(),
          question: values.question,
        },
      ])
      form.reset({ answer: '', question: '' })
    }, showFormValidationToast)()
  }

  return (
    <div className="flex flex-col gap-2">
      {items.map((item) => (
        <article
          key={item.id}
          className="rounded-consumer-control bg-secondary-50 p-3"
        >
          <div className="w-full flex items-start justify-between">
            <div className="min-w-0">
              <p className="text-sm font-medium text-consumer-text">{item.question}</p>
              <p className="mt-1 text-xs leading-5 text-secondary-20">{item.answer}</p>
            </div>
            <Button
              iconOnly
              aria-label={texts.common.delete}
              className="size-8 shrink-0 rounded-lg text-tertiary-900 hover:bg-white/70"
              variant="light"
              onClick={() => {
                onChange(items.filter((faq) => faq.id !== item.id))
              }}
            >
              <TrashIcon className="size-4 text-fourth" />
            </Button>
          </div>
        </article>
      ))}

      <FormProvider {...form}>
        <div className="grid gap-2">
          <ConsumerInput
            generalType="input"
            label={texts.events.questionLabel}
            name="question"
          />
          <ConsumerInput
            generalType="input"
            label={texts.common.reply}
            name="answer"
          />
          <ConsumerButton
            fill="gray"
            size="xs"
            onClick={addFaq}
          >
            {texts.events.addQuestion}
          </ConsumerButton>
        </div>
      </FormProvider>
    </div>
  )
}