import Button from "@/components/Button";
import { extractErrorMessage } from "@/config/func";
import type { ErrorType } from "@/helpers/types";
import { useFormik } from "formik";
import { TickCircle } from "iconsax-react";
import { type FC, useEffect, useState } from "react";
import { useNavigate, useParams } from "react-router-dom";
import { toast } from "react-toastify";
import * as Yup from "yup";
import { useMultipleUpload } from "../uploader/hooks/useUploaderData";
import BasicInfoSection from "./components/BasicInfoSection";
import CreateFoodSidebar from "./components/CreateFoodSidebar";
import FoodContentSection from "./components/FoodContentSection";
import MealTimesSection from "./components/MealTimesSection";
import ServiceOptionsSection from "./components/ServiceOptionsSection";
import WeekDaysSection from "./components/WeekDaysSection";
import { useGetCategories, useGetFoodDetails, useUpdateFood } from "./hooks/useFoodData";
import type { CreateFoodType } from "./types/Types";

const UpdateFood: FC = () => {
  const { id } = useParams<{ id: string }>();
  const { data: foodData, isLoading } = useGetFoodDetails(id || "");
  const { data: categoriesData } = useGetCategories();
  const [isActive, setIsActive] = useState<boolean>(true);
  const [isSpecial, setIsSpecial] = useState<boolean>(false);
  const [imageFiles, setImageFiles] = useState<File[]>([]);
  const [existingImages, setExistingImages] = useState<string[]>([]);
  const { mutate: updateFood, isPending } = useUpdateFood();
  const { mutate: multipleUpload, isPending: isUploading } = useMultipleUpload();
  const navigate = useNavigate();
  const categories =
    categoriesData?.data?.map((category) => ({
      label: category.title,
      value: category.id,
    })) || [];

  const food = foodData?.data;

  const formik = useFormik<CreateFoodType>({
    initialValues: {
      title: "",
      desc: "",
      content: [],
      categoryId: "",
      price: 0,
      discount: 0,
      prepareTime: 0,
      weekDays: [],
      mealTypes: [],
      pickupServe: false,
      inPlaceServe: false,
      isActive: true,
      images: [],
      isSpecialOffer: false,
      dailyStock: 0,
      availableStock: 0,
      order: 0,
    },
    validationSchema: Yup.object().shape({
      title: Yup.string().required("نام غذا الزامی است"),
      categoryId: Yup.string().required("دسته‌بندی الزامی است"),
      price: Yup.number().required("قیمت الزامی است").min(0, "قیمت باید مثبت باشد"),
      prepareTime: Yup.number().required("زمان آماده‌سازی الزامی است").min(0, "زمان آماده‌سازی باید مثبت باشد"),
      discount: Yup.number().min(0, "تخفیف باید مثبت باشد"),
      dailyStock: Yup.number().required("موجودی روزانه الزامی است").min(0, "موجودی روزانه باید مثبت باشد"),
      availableStock: Yup.number().required("موجودی فعلی الزامی است").min(0, "موجودی فعلی باید مثبت باشد"),
      content: Yup.array().of(Yup.string()),
      weekDays: Yup.array().of(Yup.number()),
      mealTypes: Yup.array().of(Yup.string()),
    }),
    onSubmit: (values) => {
      if (!id) {
        toast.error("شناسه غذا یافت نشد");
        return;
      }

      const submitFood = (newImageUrls: string[] = []) => {
        const allImages = [...values.images, ...newImageUrls];
        const foodData: CreateFoodType = {
          ...values,
          isActive,
          isSpecialOffer: isSpecial,
          images: allImages,
          content: values.content.filter((item) => item && item.trim().length > 0),
        };

        updateFood(
          { id, params: foodData },
          {
            onSuccess: () => {
              toast.success("غذا با موفقیت به‌روزرسانی شد");
              navigate(-1);
            },
            onError: (error: ErrorType) => {
              toast.error(extractErrorMessage(error));
            },
          },
        );
      };

      if (imageFiles.length > 0) {
        multipleUpload(imageFiles, {
          onSuccess: (response) => {
            const imageUrls = response?.data?.map((item) => item.url) || [];
            submitFood(imageUrls);
          },
          onError: (error: ErrorType) => {
            toast.error(error?.response?.data?.error?.message[0] || "خطا در آپلود تصاویر");
          },
        });
      } else {
        submitFood();
      }
    },
  });

  useEffect(() => {
    if (food) {
      formik.setValues({
        title: food.title || "",
        desc: food.desc || "",
        content: food.content || [],
        categoryId: food.category?.id || "",
        price: food.price || 0,
        discount: food.discount || 0,
        prepareTime: food.prepareTime || 0,
        weekDays: food.weekDays || [],
        mealTypes: food.mealTypes || [],
        pickupServe: food.pickupServe || false,
        inPlaceServe: food.inPlaceServe || false,
        isActive: food.isActive || false,
        images: food.images || [],
        isSpecialOffer: food.isSpecialOffer || false,
        dailyStock: food.inventory?.totalStock || 0,
        availableStock: food.inventory?.availableStock || 0,
        order: food.order || 0,
      });
      setIsActive(food.isActive || false);
      setIsSpecial(food.isSpecialOffer || false);
      setExistingImages(food.images || []);
    }
    // eslint-disable-next-line react-hooks/exhaustive-deps
  }, [food]);

  useEffect(() => {
    formik.setFieldValue("images", existingImages);
    // eslint-disable-next-line react-hooks/exhaustive-deps
  }, [existingImages]);

  if (isLoading) {
    return (
      <div className="w-full mt-4 flex justify-center items-center">
        <div>در حال بارگذاری...</div>
      </div>
    );
  }

  if (!food) {
    return (
      <div className="w-full mt-4 flex justify-center items-center">
        <div>غذا یافت نشد</div>
      </div>
    );
  }

  return (
    <div className="w-full mt-4">
      <div className="flex flex-col sm:flex-row w-full justify-between items-start sm:items-center gap-4">
        <div className="text-lg font-light">ویرایش غذا</div>
        <div>
          <Button className="px-5 w-full sm:w-auto" onClick={() => formik.handleSubmit()} isloading={isPending || isUploading}>
            <div className="flex gap-2 items-center">
              <TickCircle className="size-5" color="white" />
              <div>ذخیره تغییرات</div>
            </div>
          </Button>
        </div>
      </div>

      <div className="flex flex-col lg:flex-row gap-6 mt-6">
        <div className="flex-1">
          <div className="bg-white py-6 sm:py-8 xl:px-10 px-4 rounded-3xl">
            <BasicInfoSection formik={formik} categories={categories} />
            <FoodContentSection formik={formik} />
            <MealTimesSection formik={formik} />
            <WeekDaysSection formik={formik} />
            <ServiceOptionsSection formik={formik} />
          </div>
        </div>

        <div className="w-full lg:w-auto">
          <CreateFoodSidebar
            isActive={isActive}
            isSpecial={isSpecial}
            onChangeActive={setIsActive}
            onChangeSpecial={setIsSpecial}
            onChangeImages={setImageFiles}
            existingImages={existingImages}
            onChangeExistingImages={setExistingImages}
          />
        </div>
      </div>
    </div>
  );
};

export default UpdateFood;