import React, { useEffect, useState } from "react";
import { Toaster } from "react-hot-toast";
import CollectionSelection from "@/components/InputSelect/CollectionSelection";
import TagSelection from "@/components/InputSelect/TagSelection";
import TextInput from "@/components/TextInput";
import unescapeString from "@/lib/client/unescapeString";
import useCollectionStore from "@/store/collections";
import useLinkStore from "@/store/links";
import {
  ArchivedFormat,
  LinkIncludingShortenedCollectionAndTags,
} from "@/types/global";
import { useSession } from "next-auth/react";
import { useRouter } from "next/router";
import toast from "react-hot-toast";
import Modal from "../Modal";
import { FontAwesomeIcon } from "@fortawesome/react-fontawesome";
import { faQuestion } from "@fortawesome/free-solid-svg-icons";
import { faQuestionCircle } from "@fortawesome/free-regular-svg-icons";

type Props = {
  onClose: Function;
};

export default function UploadFileModal({ onClose }: Props) {
  const { data } = useSession();

  const initial = {
    name: "",
    url: "",
    description: "",
    type: "url",
    tags: [],
    screenshotPath: "",
    pdfPath: "",
    readabilityPath: "",
    textContent: "",
    collection: {
      name: "",
      ownerId: data?.user.id as number,
    },
  } as LinkIncludingShortenedCollectionAndTags;

  const [link, setLink] =
    useState<LinkIncludingShortenedCollectionAndTags>(initial);

  const [file, setFile] = useState<File>();

  const { addLink } = useLinkStore();
  const [submitLoader, setSubmitLoader] = useState(false);

  const [optionsExpanded, setOptionsExpanded] = useState(false);

  const router = useRouter();
  const { collections } = useCollectionStore();

  const setCollection = (e: any) => {
    if (e?.__isNew__) e.value = null;

    setLink({
      ...link,
      collection: { id: e?.value, name: e?.label, ownerId: e?.ownerId },
    });
  };

  const setTags = (e: any) => {
    const tagNames = e.map((e: any) => {
      return { name: e.label };
    });

    setLink({ ...link, tags: tagNames });
  };

  useEffect(() => {
    setOptionsExpanded(false);
    if (router.query.id) {
      const currentCollection = collections.find(
        (e) => e.id == Number(router.query.id)
      );

      if (
        currentCollection &&
        currentCollection.ownerId &&
        router.asPath.startsWith("/collections/")
      )
        setLink({
          ...initial,
          collection: {
            id: currentCollection.id,
            name: currentCollection.name,
            ownerId: currentCollection.ownerId,
          },
        });
    } else
      setLink({
        ...initial,
        collection: {
          name: "Unorganized",
          ownerId: data?.user.id as number,
        },
      });
  }, []);

  const submit = async () => {
    if (!submitLoader && file) {
      let fileType: ArchivedFormat | null = null;
      let linkType: "url" | "image" | "pdf" | null = null;

      if (file?.type === "image/jpg" || file.type === "image/jpeg") {
        fileType = ArchivedFormat.jpeg;
        linkType = "image";
      } else if (file.type === "image/png") {
        fileType = ArchivedFormat.png;
        linkType = "image";
      } else if (file.type === "application/pdf") {
        fileType = ArchivedFormat.pdf;
        linkType = "pdf";
      }

      if (fileType !== null && linkType !== null) {
        setSubmitLoader(true);

        let response;

        const load = toast.loading("Creating...");

        response = await addLink({
          ...link,
          type: linkType,
          name: link.name ? link.name : file.name.replace(/\.[^/.]+$/, ""),
        });

        toast.dismiss(load);

        if (response.ok) {
          const formBody = new FormData();
          file && formBody.append("file", file);

          await fetch(
            `/api/v1/archives/${
              (response.data as LinkIncludingShortenedCollectionAndTags).id
            }?format=${fileType}`,
            {
              body: formBody,
              method: "POST",
            }
          );
          toast.success(`Created!`);
          onClose();
        } else toast.error(response.data as string);

        setSubmitLoader(false);

        return response;
      }
    }
  };

  return (
    <Modal toggleModal={onClose}>
      <div className="flex gap-2 items-start">
        <p className="text-xl font-thin">Upload File</p>
      </div>
      <div className="divider mb-3 mt-1"></div>
      <div className="grid grid-flow-row-dense sm:grid-cols-5 gap-3">
        <div className="sm:col-span-3 col-span-5">
          <p className="mb-2">File</p>
          <label className="btn h-10 btn-sm w-full border border-neutral-content hover:border-neutral-content flex justify-between">
            <input
              type="file"
              accept=".pdf,.png,.jpg,.jpeg"
              className="cursor-pointer custom-file-input"
              onChange={(e) => e.target.files && setFile(e.target.files[0])}
            />
          </label>
          <p className="text-xs font-semibold mt-2">
            PDF, PNG, JPG (Up to {process.env.NEXT_PUBLIC_MAX_UPLOAD_SIZE || 30}
            MB)
          </p>
        </div>
        <div className="sm:col-span-2 col-span-5">
          <p className="mb-2">Collection</p>
          {link.collection.name ? (
            <CollectionSelection
              onChange={setCollection}
              defaultValue={{
                label: link.collection.name,
                value: link.collection.id,
              }}
            />
          ) : null}
        </div>
      </div>
      {optionsExpanded ? (
        <div className="mt-5">
          {/* <hr className="mb-3 border border-neutral-content" /> */}
          <div className="grid sm:grid-cols-2 gap-3">
            <div>
              <p className="mb-2">Name</p>
              <TextInput
                value={link.name}
                onChange={(e) => setLink({ ...link, name: e.target.value })}
                placeholder="e.g. Example Link"
                className="bg-base-200"
              />
            </div>

            <div>
              <p className="mb-2">Tags</p>
              <TagSelection
                onChange={setTags}
                defaultValue={link.tags.map((e) => {
                  return { label: e.name, value: e.id };
                })}
              />
            </div>

            <div className="sm:col-span-2">
              <p className="mb-2">Description</p>
              <textarea
                value={unescapeString(link.description) as string}
                onChange={(e) =>
                  setLink({ ...link, description: e.target.value })
                }
                placeholder="Will be auto generated if nothing is provided."
                className="resize-none w-full rounded-md p-2 border-neutral-content bg-base-200 focus:border-sky-300 dark:focus:border-sky-600 border-solid border outline-none duration-100"
              />
            </div>
          </div>
        </div>
      ) : undefined}
      <div className="flex justify-between items-center mt-5">
        <div
          onClick={() => setOptionsExpanded(!optionsExpanded)}
          className={`rounded-md cursor-pointer btn btn-sm btn-ghost duration-100 flex items-center px-2 w-fit text-sm`}
        >
          <p>{optionsExpanded ? "Hide" : "More"} Options</p>
        </div>

        <button className="btn btn-accent text-white" onClick={submit}>
          Create Link
        </button>
      </div>
    </Modal>
  );
}
