"use client";
import { Fragment, useEffect, useRef, useState } from "react";
import { Controller, useForm } from "react-hook-form";
import * as z from "zod";
import { zodResolver } from "@hookform/resolvers/zod";
import Swal from "sweetalert2";
import withReactContent from "sweetalert2-react-content";
import dynamic from "next/dynamic";
import { useDropzone } from "react-dropzone";
import { CloudUploadIcon, TimesIcon } from "@/components/icons";
import Image from "next/image";
import ReactSelect from "react-select";
import makeAnimated from "react-select/animated";
import GenerateSingleArticleForm from "./generate-ai-single-form";
import { htmlToString } from "@/utils/global";
import { close, error, loading } from "@/config/swal";
import { useParams, useRouter } from "next/navigation";
import GetSeoScore from "./get-seo-score-form";
import Link from "next/link";
import Cookies from "js-cookie";
import {
  createArticleSchedule,
  deleteArticleFiles,
  getArticleByCategory,
  getArticleById,
  getArticleFiles,
  submitApproval,
  unPublishArticle,
  updateArticle,
  uploadArticleFile,
  uploadArticleThumbnail,
} from "@/service/article";
import { Button } from "@/components/ui/button";
import { Input } from "@/components/ui/input";
import { Textarea } from "@/components/ui/textarea";
import { Badge } from "@/components/ui/badge";
import { Mail, X } from "lucide-react";
import { format } from "date-fns";
import {
  Popover,
  PopoverTrigger,
  PopoverContent,
} from "@/components/ui/popover";
import { Calendar } from "@/components/ui/calendar";
import {
  Dialog,
  DialogTrigger,
  DialogContent,
  DialogHeader,
  DialogFooter,
  DialogTitle,
  DialogClose,
} from "@/components/ui/dialog";
import {
  Select,
  SelectContent,
  SelectItem,
  SelectTrigger,
  SelectValue,
} from "@/components/ui/select";
import DatePicker from "react-datepicker";
import { Switch } from "@/components/ui/switch";

const ViewEditor = dynamic(
  () => {
    return import("@/components/editor/view-editor");
  },
  { ssr: false },
);
const CustomEditor = dynamic(
  () => {
    return import("@/components/editor/custom-editor");
  },
  { ssr: false },
);

interface FileWithPreview extends File {
  preview: string;
}

interface CategoryType {
  id: number;
  label: string;
  value: number;
}
const categorySchema = z.object({
  id: z.number(),
  label: z.string(),
  value: z.number(),
});

const createArticleSchema = z.object({
  title: z.string().min(2, {
    message: "Judul harus diisi",
  }),
  customCreatorName: z.string().min(2, {
    message: "Judul harus diisi",
  }),
  slug: z.string().min(2, {
    message: "Slug harus diisi",
  }),
  description: z.string().min(2, {
    message: "Deskripsi harus diisi",
  }),
  category: z.array(categorySchema).nonempty({
    message: "Kategori harus memiliki setidaknya satu item",
  }),
  tags: z.array(z.string()).nonempty({
    message: "Minimal 1 tag",
  }),
  source: z.enum(["internal", "external"]).optional(),
});

interface DiseData {
  id: number;
  articleBody: string;
  title: string;
  metaTitle: string;
  description: string;
  metaDescription: string;
  mainKeyword: string;
  additionalKeywords: string;
}

export default function EditArticleForm(props: { isDetail: boolean }) {
  const { isDetail } = props;
  const params = useParams();
  const id = params?.id;
  const username = Cookies.get("username");
  const userId = Cookies.get("uie");
  const animatedComponents = makeAnimated();
  const MySwal = withReactContent(Swal);
  const router = useRouter();
  const editor = useRef(null);
  const [files, setFiles] = useState<FileWithPreview[]>([]);
  const [useAi, setUseAI] = useState(false);
  const [listCategory, setListCategory] = useState<CategoryType[]>([]);
  const [tag, setTag] = useState("");
  const [detailfiles, setDetailFiles] = useState<any>([]);
  const [mainImage, setMainImage] = useState(0);
  const [thumbnail, setThumbnail] = useState("");
  const [diseId, setDiseId] = useState(0);
  const [thumbnailImg, setThumbnailImg] = useState<File[]>([]);
  const [selectedMainImage, setSelectedMainImage] = useState<number | null>(
    null,
  );
  const [thumbnailValidation, setThumbnailValidation] = useState("");
  // const { isOpen, onOpen, onOpenChange } = useDisclosure();
  const [isOpen, setIsOpen] = useState(false);
  const onOpen = () => setIsOpen(true);
  const onOpenChange = () => setIsOpen((prev) => !prev);
  const [approvalStatus, setApprovalStatus] = useState<number>(2);
  const [approvalMessage, setApprovalMessage] = useState("");
  const [detailData, setDetailData] = useState<any>();
  // const [startDateValue, setStartDateValue] = useState<any>(null);
  // const [timeValue, setTimeValue] = useState("00:00");
  const [status, setStatus] = useState<"publish" | "draft" | "scheduled">(
    "publish",
  );
  const [isScheduled, setIsScheduled] = useState(false);
  const [startDateValue, setStartDateValue] = useState<Date | undefined>();
  const [startTimeValue, setStartTimeValue] = useState<string>("");

  const [levelId, setLevelId] = useState<string | undefined>();

  useEffect(() => {
    const ulne = Cookies.get("ulne");
    setLevelId(ulne);
  }, []);

  const { getRootProps, getInputProps } = useDropzone({
    onDrop: (acceptedFiles) => {
      setFiles((prevFiles) => [
        ...prevFiles,
        ...acceptedFiles.map((file) => Object.assign(file)),
      ]);
    },
    multiple: true,
    accept: {
      "image/*": [],
    },
  });

  const formOptions = {
    resolver: zodResolver(createArticleSchema),
    defaultValues: { title: "", description: "", category: [], tags: [] },
  };
  type UserSettingSchema = z.infer<typeof createArticleSchema>;
  const {
    register,
    control,
    handleSubmit,
    formState: { errors },
    setValue,
    getValues,
    watch,
    setError,
    clearErrors,
  } = useForm<UserSettingSchema>(formOptions);

  useEffect(() => {
    initState();
  }, [listCategory]);

  async function initState() {
    loading();
    try {
      // 1️⃣ Ambil ARTICLE
      const articleRes = await getArticleById(id);
      const articleData = articleRes.data?.data;

      if (!articleData) return;

      // ===== ARTICLE DATA =====
      setDetailData(articleData);
      setValue("title", articleData.title);
      setValue("customCreatorName", articleData.customCreatorName);
      setValue("slug", articleData.slug);
      setValue("source", articleData.source);

      const cleanDescription = articleData.htmlDescription
        ? articleData.htmlDescription
            .replace(/\\"/g, '"')
            .replace(/\\n/g, "\n")
            .trim()
        : "";

      setValue("description", cleanDescription);
      setValue("tags", articleData.tags ? articleData.tags.split(",") : []);

      setThumbnail(articleData.thumbnailUrl);
      setDiseId(articleData.aiArticleId);
      setupInitCategory(articleData.categories);

      const filesRes = await getArticleFiles();
      const allFiles = filesRes.data?.data ?? [];

      const filteredFiles = allFiles.filter(
        (file: any) => file.articleId === articleData.id,
      );

      setDetailFiles(filteredFiles);
    } catch (error) {
      console.error("Init state error:", error);
    } finally {
      close();
    }
  }

  const setupInitCategory = (data: any) => {
    const temp: CategoryType[] = [];
    for (let i = 0; i < data?.length; i++) {
      const datas = listCategory.filter((a) => a.id == data[i].id);
      if (datas[0]) {
        temp.push(datas[0]);
      }
    }
    setValue("category", temp as [CategoryType, ...CategoryType[]]);
  };

  useEffect(() => {
    fetchCategory();
  }, []);

  const fetchCategory = async () => {
    const res = await getArticleByCategory();
    if (res?.data?.data) {
      setupCategory(res?.data?.data);
    }
  };

  const setupCategory = (data: any) => {
    const temp = [];
    for (const element of data) {
      temp.push({
        id: element.id,
        label: element.title,
        value: element.id,
      });
    }
    setListCategory(temp);
  };

  const onSubmit = async (values: z.infer<typeof createArticleSchema>) => {
    MySwal.fire({
      title: "Simpan Data",
      text: "",
      icon: "warning",
      showCancelButton: true,
      cancelButtonColor: "#d33",
      confirmButtonColor: "#3085d6",
      confirmButtonText: "Simpan",
    }).then((result) => {
      if (result.isConfirmed) {
        save(values);
      }
    });
  };

  const doPublish = async () => {
    MySwal.fire({
      title: isScheduled ? "Jadwalkan Publikasi?" : "Publish Artikel Sekarang?",
      text: isScheduled
        ? "Artikel akan dipublish otomatis sesuai tanggal dan waktu yang kamu pilih."
        : "",
      icon: "warning",
      showCancelButton: true,
      cancelButtonColor: "#d33",
      confirmButtonColor: "#3085d6",
      confirmButtonText: isScheduled ? "Jadwalkan" : "Publish",
    }).then((result) => {
      if (result.isConfirmed) {
        if (isScheduled) {
          setStatus("scheduled");
          publishScheduled();
        } else {
          publishNow();
        }
      }
    });
  };

  const publishNow = async () => {
    const response = await updateArticle(String(id), {
      id: Number(id),
      isPublish: true,
      title: detailData?.title,
      typeId: 1,
      slug: detailData?.slug,
      categoryIds: getValues("category")
        .map((val) => val.id)
        .join(","),
      tags: getValues("tags").join(","),
      description: htmlToString(getValues("description")),
      htmlDescription: getValues("description"),
    });

    if (response?.error) {
      error(response.message);
      return;
    }

    successSubmit("/admin/news-article/image");
  };

  const publishScheduled = async () => {
    if (!startDateValue) {
      error("Tanggal belum dipilih!");
      return;
    }

    const [hours, minutes] = startTimeValue
      ? startTimeValue.split(":").map(Number)
      : [0, 0];

    const combinedDate = new Date(startDateValue);
    combinedDate.setHours(hours, minutes, 0, 0);

    const formattedDateTime = `${combinedDate.getFullYear()}-${String(
      combinedDate.getMonth() + 1,
    ).padStart(2, "0")}-${String(combinedDate.getDate()).padStart(
      2,
      "0",
    )} ${String(combinedDate.getHours()).padStart(2, "0")}:${String(
      combinedDate.getMinutes(),
    ).padStart(2, "0")}:00`;

    const response = await updateArticle(String(id), {
      id: Number(id),
      isPublish: false,
      title: detailData?.title,
      typeId: 1,
      slug: detailData?.slug,
      categoryIds: getValues("category")
        .map((val) => val.id)
        .join(","),
      tags: getValues("tags").join(","),
      description: htmlToString(getValues("description")),
      htmlDescription: getValues("description"),
    });

    if (response?.error) {
      error(response.message);
      return;
    }

    const articleId = response?.data?.data?.id ?? id;
    const scheduleReq = {
      id: articleId,
      date: formattedDateTime,
    };

    console.log("📅 Mengirim jadwal publish:", scheduleReq);
    const res = await createArticleSchedule(scheduleReq);

    if (res?.error) {
      error("Gagal membuat jadwal publikasi.");
      return;
    }

    successSubmit("/admin/news-article/image");
  };

  const save = async (values: z.infer<typeof createArticleSchema>) => {
    loading();
    const formData: any = {
      id: Number(id),
      title: values.title,
      typeId: 1,
      slug: values.slug,
      categoryIds: values.category.map((val) => val.id).join(","),
      tags: values.tags.join(","),
      description: htmlToString(values.description),
      htmlDescription: values.description,
      // createdAt: `${startDateValue} ${timeValue}:00`,
    };

    // if (startDateValue && timeValue) {
    //   formData.createdAt = `${startDateValue} ${timeValue}:00`;
    // }
    const response = await updateArticle(String(id), formData);

    if (response?.error) {
      error(response.message);
      return false;
    }
    const articleId = response?.data?.data?.id;
    const formFiles = new FormData();

    if (files?.length > 0) {
      for (const element of files) {
        formFiles.append("file", element);
        const resFile = await uploadArticleFile(String(id), formFiles);
      }
    }

    if (thumbnailImg?.length > 0) {
      const formFiles = new FormData();

      formFiles.append("files", thumbnailImg[0]);
      const resFile = await uploadArticleThumbnail(String(id), formFiles);
    }

    if (status === "scheduled" && startDateValue) {
      // ambil waktu, default 00:00 jika belum diisi
      const [hours, minutes] = startTimeValue
        ? startTimeValue.split(":").map(Number)
        : [0, 0];

      // gabungkan tanggal + waktu
      const combinedDate = new Date(startDateValue);
      combinedDate.setHours(hours, minutes, 0, 0);

      // format: 2025-10-08 14:30:00
      const formattedDateTime = `${combinedDate.getFullYear()}-${String(
        combinedDate.getMonth() + 1,
      ).padStart(2, "0")}-${String(combinedDate.getDate()).padStart(
        2,
        "0",
      )} ${String(combinedDate.getHours()).padStart(2, "0")}:${String(
        combinedDate.getMinutes(),
      ).padStart(2, "0")}:00`;

      const request = {
        id: articleId,
        date: formattedDateTime,
      };

      console.log("📤 Sending schedule request:", request);
      const res = await createArticleSchedule(request);
      console.log("✅ Schedule response:", res);
    }

    close();
    successSubmitData();
  };

  function successSubmit(redirect: string) {
    MySwal.fire({
      title: "Sukses",
      icon: "success",
      confirmButtonColor: "#3085d6",
      confirmButtonText: "OK",
    }).then((result) => {
      if (result.isConfirmed) {
        router.push(redirect);
      }
    });
  }

  function successSubmitData() {
    MySwal.fire({
      title: "Berhasil disimpan!",
      icon: "success",
      confirmButtonColor: "#3085d6",
      confirmButtonText: "OK",
    });
  }

  const doUnpublish = async () => {
    MySwal.fire({
      title: "Unpublish Artikel?",
      text: "Artikel akan dihapus dari publik dan tidak tampil lagi.",
      icon: "warning",
      showCancelButton: true,
      cancelButtonColor: "#d33",
      confirmButtonColor: "#3085d6",
      confirmButtonText: "Ya, Unpublish",
    }).then(async (result) => {
      if (result.isConfirmed) {
        loading();
        const response = await unPublishArticle(String(id), {
          id: Number(id),
          isPublish: false,
          title: detailData?.title,
          typeId: 1,
          slug: detailData?.slug,
          categoryIds: getValues("category")
            .map((val) => val.id)
            .join(","),
          tags: getValues("tags").join(","),
          description: htmlToString(getValues("description")),
          htmlDescription: getValues("description"),
        });

        if (response?.error) {
          error(response.message);
          return;
        }

        successSubmit("/admin/news-article/image");
      }
    });
  };

  const watchTitle = watch("title");
  const generateSlug = (title: string) => {
    return title
      .toLowerCase()
      .trim()
      .replace(/[^\w\s-]/g, "")
      .replace(/\s+/g, "-");
  };

  useEffect(() => {
    setValue("slug", generateSlug(watchTitle));
  }, [watchTitle]);

  const renderFilePreview = (file: FileWithPreview) => {
    if (file.type.startsWith("image")) {
      return (
        <img
          alt={file.name}
          src={URL.createObjectURL(file)}
          className="h-[50px]"
        />
      );
    } else {
      return "Not Found";
    }
  };

  const handleRemoveFile = (file: FileWithPreview) => {
    const uploadedFiles = files;
    const filtered = uploadedFiles.filter((i) => i.name !== file.name);
    setFiles([...filtered]);
  };

  const fileList = files.map((file) => (
    <div
      key={file.name}
      className=" flex justify-between border px-3.5 py-3 rounded-md"
    >
      <div className="flex gap-3 items-center">
        <div className="file-preview">{renderFilePreview(file)}</div>
        <div>
          <div className=" text-sm  text-card-foreground">{file.name}</div>
          <div className=" text-xs font-light text-muted-foreground">
            {Math.round(file.size / 100) / 10 > 1000 ? (
              <>{(Math.round(file.size / 100) / 10000).toFixed(1)}</>
            ) : (
              <>{(Math.round(file.size / 100) / 10).toFixed(1)}</>
            )}
            {" kb"}
          </div>
        </div>
      </div>

      <Button
        className=" border-none rounded-full"
        variant="outline"
        onClick={() => handleRemoveFile(file)}
      >
        <TimesIcon />
      </Button>
    </div>
  ));

  const handleDeleteFile = (id: number) => {
    MySwal.fire({
      title: "Hapus File",
      text: "",
      icon: "warning",
      showCancelButton: true,
      cancelButtonColor: "#d33",
      confirmButtonColor: "#3085d6",
      confirmButtonText: "Hapus",
    }).then((result) => {
      if (result.isConfirmed) {
        deleteFile(id);
      }
    });
  };

  const deleteFile = async (id: number) => {
    loading();
    const res = await deleteArticleFiles(id);

    if (res?.error) {
      error(res.message);
      return false;
    }
    close();
    initState();
    MySwal.fire({
      title: "Sukses",
      icon: "success",
      confirmButtonColor: "#3085d6",
      confirmButtonText: "OK",
    }).then((result) => {
      if (result.isConfirmed) {
      }
    });
  };

  const handleFileChange = (event: React.ChangeEvent<HTMLInputElement>) => {
    const selectedFiles = event.target.files;
    if (selectedFiles) {
      setThumbnailImg(Array.from(selectedFiles));
    }
  };

  const approval = async () => {
    loading();
    const req = {
      articleId: Number(id),
      message: approvalMessage,
      statusId: approvalStatus,
    };
    const res = await submitApproval(req);

    if (res?.error) {
      error(res.message);
      return false;
    }
    close();
    initState();

    MySwal.fire({
      title: "Sukses",
      icon: "success",
      confirmButtonColor: "#3085d6",
      confirmButtonText: "OK",
    }).then((result) => {
      if (result.isConfirmed) {
      }
    });
  };

  const doApproval = () => {
    MySwal.fire({
      title: "Submit Data?",
      text: "",
      icon: "warning",
      showCancelButton: true,
      cancelButtonColor: "#d33",
      confirmButtonColor: "#3085d6",
      confirmButtonText: "Submit",
    }).then((result) => {
      if (result.isConfirmed) {
        approval();
      }
    });
  };

  if (isDetail) {
    return (
      <div className="min-h-screen bg-gray-100 p-3">
        <div className="max-w-7xl mx-auto flex flex-col lg:flex-row gap-6">
          {/* ================= LEFT SIDE ================= */}
          <div className="w-full lg:w-full bg-white rounded-2xl shadow-sm border p-4 space-y-3">
            {/* Title */}
            <div className="">
              <p className="text-sm text-black mb-2">Title</p>
              <div className="bg-gray-100 rounded-lg px-4 py-3 text-gray-800 text-lg font-medium">
                {detailData?.title}
              </div>
            </div>

            {/* Category */}
            <div className="">
              <p className="text-sm text-black mb-2">Category</p>
              <div className="bg-gray-100 rounded-lg px-4 py-3">
                {detailData?.categories
                  ?.map((cat: any) => cat.title)
                  .join(", ")}
              </div>
            </div>

            {/* Description */}
            <div className="">
              <p className="text-sm text-black mb-4">Description</p>
              <div className="prose max-w-none">
                <ViewEditor initialData={detailData?.htmlDescription} />
              </div>
            </div>

            {/* Media File */}
            <div className="">
              <p className="text-sm text-gray-500 mb-4">Media File</p>

              {detailfiles?.length > 0 ? (
                <>
                  <Image
                    src={detailfiles[0]?.fileUrl}
                    width={900}
                    height={500}
                    alt="media"
                    className="rounded-xl w-full object-cover"
                  />

                  <div className="flex gap-3 mt-4 overflow-x-auto">
                    {detailfiles.map((file: any, index: number) => (
                      <Image
                        key={index}
                        src={file.fileUrl}
                        width={200}
                        height={120}
                        alt="preview"
                        className="rounded-lg h-24 w-40 object-cover border"
                      />
                    ))}
                  </div>
                </>
              ) : (
                <p className="text-gray-400">Belum ada file</p>
              )}
            </div>
          </div>

          {/* ================= RIGHT SIDE ================= */}
          <div className="w-full lg:w-[30%] space-y-6">
            {/* Creator & Thumbnail Card */}
            <div className="bg-white rounded-2xl shadow-sm border p-6 space-y-6">
              {/* Creator */}
              <div>
                <p className="text-sm text-gray-500 mb-2">Creator</p>
                <div className="bg-gray-100 rounded-lg px-4 py-3 font-medium">
                  {detailData?.customCreatorName || "-"}
                </div>
              </div>

              {/* Thumbnail */}
              <div>
                <p className="text-sm text-gray-500 mb-2">Thumbnail Image</p>
                <Image
                  src={detailData?.thumbnailUrl || "/default-avatar.png"}
                  width={400}
                  height={250}
                  alt="thumbnail"
                  className="rounded-xl w-full object-cover"
                />
              </div>

              {/* Tag */}
              <div>
                <p className="text-sm text-gray-500 mb-2">Tag</p>
                <div className="flex flex-wrap gap-2">
                  {detailData?.tags
                    ?.split(",")
                    .map((tag: string, i: number) => (
                      <span
                        key={i}
                        className="bg-gray-100 text-sm px-3 py-1 rounded-full border"
                      >
                        {tag}
                      </span>
                    ))}
                </div>
              </div>

              {/* Notes */}
              <div>
                <p className="text-sm text-gray-500 mb-2">Notes</p>
                <div className="bg-gray-100 rounded-lg px-4 py-3 text-gray-400">
                  -
                </div>
              </div>
              <div className="flex items-center text-blue-700 gap-2">
                <Mail size={20} />
                <p className="text-sm ">Suggestion Box (0)</p>
              </div>
              <div className="border p-3 border-black rounded-lg space-y-2 ">
                <h2 className="text-sm text-black font-semibold">
                  Description :
                </h2>
                {detailData?.isPublish === true ? (
                  <span className="inline-block bg-green-100 text-green-700 text-xs font-semibold px-3 py-1 rounded-full">
                    Approved
                  </span>
                ) : (
                  <span className="inline-block bg-yellow-100 text-yellow-700 text-xs font-semibold px-3 py-1 rounded-full">
                    Pending
                  </span>
                )}
                <p className="text-sm text-black font-semibold">Comment</p>
                <h2 className="text-blue-600 text-xs">View Approver History</h2>
              </div>
            </div>

            {/* ================= ACTION BUTTON ================= */}
            <div className="space-y-3">
              {levelId === "2" && !detailData?.isPublish && (
                <>
                  <Button
                    onClick={doPublish}
                    className="w-full bg-blue-600 hover:bg-blue-700 text-white py-3 rounded-xl"
                  >
                    Approve
                  </Button>

                  <Button
                    onClick={() => {
                      setApprovalStatus(4);
                      doApproval();
                    }}
                    className="w-full bg-orange-500 hover:bg-orange-600 text-white py-3 rounded-xl"
                  >
                    Revision
                  </Button>

                  <Button
                    onClick={() => {
                      setApprovalStatus(5);
                      doApproval();
                    }}
                    className="w-full bg-red-600 hover:bg-red-700 text-white py-3 rounded-xl"
                  >
                    Reject
                  </Button>
                </>
              )}

              {/* 🔥 Jika levelId 3 → hanya tampilkan Cancel */}
              {levelId === "3" && (
                <Link href="/admin/news-article/image">
                  <Button variant="outline" className="w-full py-3 rounded-xl">
                    Cancel
                  </Button>
                </Link>
              )}
            </div>
          </div>
        </div>
      </div>
    );
  }
}