import { zodResolver } from '@hookform/resolvers/zod'
import { useRouter } from 'next/router'
import { useMemo } from 'react'
import { SubmitHandler, useForm } from 'react-hook-form'
import { toast } from 'sonner'
import {
  Button,
  Dialog,
  DialogContent,
  DialogFooter,
  DialogHeader,
  DialogSection,
  DialogSectionSeparator,
  DialogTitle,
  Form,
  FormControl,
  FormField,
  Input,
  Textarea,
} from 'ui'
import { FormItemLayout } from 'ui-patterns/form/FormItemLayout/FormItemLayout'
import * as z from 'zod'

import { useContentUpsertMutation } from '@/data/content/content-upsert-mutation'
import { useSelectedProjectQuery } from '@/hooks/misc/useSelectedProject'
import { uuidv4 } from '@/lib/helpers'
import { useProfile } from '@/lib/profile'

export interface CreateReportModal {
  visible: boolean
  onCancel: () => void
  afterSubmit: () => void
}

const formSchema = z.object({
  name: z.string().min(1, 'Required'),
  description: z.string().optional(),
})

type CustomReport = z.infer<typeof formSchema>

export const CreateReportModal = ({ visible, onCancel, afterSubmit }: CreateReportModal) => {
  const router = useRouter()
  const { profile } = useProfile()
  const { data: project } = useSelectedProjectQuery()
  const ref = project?.ref ?? 'default'

  // Preserve date range query parameters when navigating to new report
  const preservedQueryParams = useMemo(() => {
    const { its, ite, isHelper, helperText } = router.query
    const params = new URLSearchParams()

    if (its && typeof its === 'string') params.set('its', its)
    if (ite && typeof ite === 'string') params.set('ite', ite)
    if (isHelper && typeof isHelper === 'string') params.set('isHelper', isHelper)
    if (helperText && typeof helperText === 'string') params.set('helperText', helperText)

    const queryString = params.toString()
    return queryString ? `?${queryString}` : ''
  }, [router.query])

  const { mutate: upsertContent, isPending: isCreating } = useContentUpsertMutation({
    onSuccess: (_, vars) => {
      toast.success('Successfully created new report')
      const newReportId = vars.payload.id
      router.push(`/project/${ref}/observability/${newReportId}${preservedQueryParams}`)
      afterSubmit()
    },
    onError: (error) => {
      toast.error(`Failed to create report: ${error.message}`)
    },
  })

  const createCustomReport: SubmitHandler<CustomReport> = async ({ name, description }) => {
    if (!ref) return console.error('Project ref is required')
    if (!profile) return console.error('Profile is required')

    upsertContent({
      projectRef: ref,
      payload: {
        id: uuidv4(),
        type: 'report',
        name,
        description: description || '',
        visibility: 'project',
        owner_id: profile?.id,
        content: {
          schema_version: 1,
          period_start: {
            time_period: '7d',
            date: '',
          },
          period_end: {
            time_period: 'today',
            date: '',
          },
          interval: '1d',
          layout: [],
        },
      },
    })
  }

  const handleCancel = () => {
    onCancel()
    form.reset()
  }

  const form = useForm<CustomReport>({
    resolver: zodResolver(formSchema),
    defaultValues: { name: '', description: '' },
  })
  const { isDirty } = form.formState

  return (
    <Dialog open={visible} onOpenChange={handleCancel}>
      <DialogContent size="small">
        <DialogHeader>
          <DialogTitle>Create a custom report</DialogTitle>
        </DialogHeader>
        <DialogSectionSeparator />
        <Form {...form}>
          <form onSubmit={form.handleSubmit(createCustomReport)} noValidate>
            <DialogSection>
              <FormField
                control={form.control}
                name="name"
                render={({ field }) => (
                  <FormItemLayout name="name" layout="vertical" label="Name">
                    <FormControl>
                      <Input {...field} id="name" />
                    </FormControl>
                  </FormItemLayout>
                )}
              />
            </DialogSection>
            <DialogSection>
              <FormField
                control={form.control}
                name="description"
                render={({ field }) => (
                  <FormItemLayout name="description" layout="vertical" label="Description">
                    <FormControl>
                      <Textarea
                        {...field}
                        id="description"
                        rows={4}
                        placeholder="Describe your custom report"
                        className="resize-none"
                      />
                    </FormControl>
                  </FormItemLayout>
                )}
              />
            </DialogSection>
            <DialogFooter>
              <Button htmlType="reset" type="default" onClick={handleCancel} disabled={isCreating}>
                Cancel
              </Button>
              <Button htmlType="submit" loading={isCreating} disabled={isCreating || !isDirty}>
                Create report
              </Button>
            </DialogFooter>
          </form>
        </Form>
      </DialogContent>
    </Dialog>
  )
}