"use client"

import { useEffect } from "react"
import { useForm } from "react-hook-form"
import { zodResolver } from "@hookform/resolvers/zod"
import { z } from "zod"
import { Loader2Icon } from "lucide-react"
import { toast } from "sonner"

import { Button } from "@/src/components/ui/button"
import { Input } from "@/src/components/ui/input"
import {
  Dialog,
  DialogContent,
  DialogHeader,
  DialogTitle,
} from "@/src/components/ui/dialog"
import {
  Form,
  FormControl,
  FormField,
  FormItem,
  FormLabel,
  FormMessage,
} from "@/src/components/ui/form"
import {
  useCreateCategoryMutation,
  useUpdateCategoryMutation,
} from "@/src/state/menu"
import type { MenuCategory } from "@/src/state/menu"
import { extractErrorMessage } from "../utils"

const schema = z.object({
  name: z.string().min(2, "Le nom doit contenir au moins 2 caractères"),
})

type FormValues = z.infer<typeof schema>

type Props = {
  open: boolean
  onOpenChange: (open: boolean) => void
  editing?: MenuCategory | null
}

export function CategoryDialog({ open, onOpenChange, editing }: Props) {
  const [createCategory, { isLoading: isCreating }] = useCreateCategoryMutation()
  const [updateCategory, { isLoading: isUpdating }] = useUpdateCategoryMutation()
  const isLoading = isCreating || isUpdating

  const form = useForm<FormValues>({
    resolver: zodResolver(schema),
    defaultValues: { name: "" },
  })

  useEffect(() => {
    if (open) {
      form.reset({ name: editing?.name ?? "" })
    }
  }, [open, editing, form])

  const handleSubmit = async (values: FormValues) => {
    try {
      if (editing) {
        await updateCategory({ id: editing.id, name: values.name }).unwrap()
        toast.success("Catégorie mise à jour")
      } else {
        await createCategory({ name: values.name }).unwrap()
        toast.success("Catégorie créée")
      }
      onOpenChange(false)
    } catch (err) {
      toast.error(extractErrorMessage(err, "Une erreur est survenue"))
    }
  }

  return (
    <Dialog open={open} onOpenChange={onOpenChange}>
      <DialogContent className="max-w-[534px]">
        <DialogHeader>
          <DialogTitle>{editing ? "Modifier la catégorie" : "Nouvelle catégorie"}</DialogTitle>
        </DialogHeader>

        <Form {...form}>
          <form onSubmit={form.handleSubmit(handleSubmit)} className="space-y-4">
            <FormField
              control={form.control}
              name="name"
              render={({ field }) => (
                <FormItem>
                  <FormLabel>Nom de la catégorie</FormLabel>
                  <FormControl>
                    <Input placeholder="Ex: Burgers, Boissons…" {...field} />
                  </FormControl>
                  <FormMessage />
                </FormItem>
              )}
            />

            <div className="flex justify-end gap-2 pt-2">
              <Button
                type="button"
                variant="outline"
                onClick={() => onOpenChange(false)}
                disabled={isLoading}
              >
                Annuler
              </Button>
              <Button type="submit" disabled={isLoading}>
                {isLoading && <Loader2Icon className="animate-spin" />}
                {editing ? "Enregistrer" : "Créer"}
              </Button>
            </div>
          </form>
        </Form>
      </DialogContent>
    </Dialog>
  )
}