import "@/styles/Profile.css";
import "@/styles/UserModal.css";
import Modal from "./Modal";
import Avatar from "../Avatar";
import Icon from "@/components/Icon";
import useLocalState from "@/state/state";
import { useLocation } from "wouter";
import toast from "react-hot-toast";
import { generateNprofile } from "@/logic/nostr";
import { useEffect, useState } from "react";
import type { UserType } from "@/types/nostrill";

export default function ({ user }: { user: UserType }) {
  const { setModal, api, lastFact, pubkey, profiles, following, followers } =
    useLocalState((s) => ({
      setModal: s.setModal,
      api: s.api,
      pubkey: s.pubkey,
      profiles: s.profiles,
      following: s.following,
      followers: s.followers,
      lastFact: s.lastFact,
    }));
  const [_, navigate] = useLocation();
  const [isLoading, setLoading] = useState(false);

  function close() {
    setModal(null);
  }

  const itsMe =
    "urbit" in user
      ? user.urbit === api?.airlock.our
      : "nostr" in user
        ? user.nostr === pubkey
        : false;

  const userString = "urbit" in user ? user.urbit : user.nostr;
  const profile = profiles.get(userString);
  const isFollowing = following.has(userString);
  const isFollower = followers.includes(userString);

  // Get follower/following counts from the user's feed if available
  const userFeed = following.get(userString);
  const postCount = userFeed ? Object.keys(userFeed.feed).length : 0;

  // useEffect(() => {
  //   if (!lastFact) return;
  //   if (!("fols" in lastFact)) return;
  //   if (!("new" in lastFact.fols)) return;
  //   if (lastFact.fols.new.user === userString) setLoading(false);
  //   const name = profile?.name || userString;
  //   toast.success(`Followed ${name}`);
  // }, [lastFact]);

  async function copy(e: React.MouseEvent) {
    e.stopPropagation();
    await navigator.clipboard.writeText(userString);
    toast.success("Copied to clipboard");
  }

  async function handleFollow(e: React.MouseEvent) {
    if ("error" in user) return;
    e.stopPropagation();
    if (!api) return;

    setLoading(true);
    try {
      if (isFollowing) {
        const result = await api.unfollow(user);
        console.log(result);
        // if ("ok" in result) {
        //   toast.success(`Unfollowed ${profile?.name || userString}`);
        // } else {
        //   toast.error(result.error);
        // }
      } else {
        const result = await api.follow(user);
        console.log(result);
        // if ("ok" in result) {
        //   toast.success(`Following ${profile?.name || userString}`);
        // } else {
        //   toast.error(result.error);
        // }
      }
    } catch (err) {
      toast.error("Action failed");
    } finally {
      // setLoading(false);
    }
  }

  async function handleAvatarClick(e: React.MouseEvent) {
    e.stopPropagation();
    if ("nostr" in user) {
      const nprof = generateNprofile(userString);
      const href = `https://primal.net/p/${nprof}`;
      window.open(href, "_blank");
    }
  }

  const displayName = profile?.name || ("urbit" in user ? user.urbit : "Anon");
  const truncatedId =
    userString.length > 20
      ? `${userString.slice(0, 10)}...${userString.slice(-8)}`
      : userString;

  // Get banner image from profile.other
  const bannerImage = profile?.other?.banner || profile?.other?.Banner;

  // Filter out banner from other fields since we display it separately
  const otherFields = profile?.other
    ? Object.entries(profile.other).filter(
        ([key]) => key.toLowerCase() !== "banner",
      )
    : [];

  return (
    <Modal close={close}>
      <div className="user-modal">
        {/* Banner Image */}
        {bannerImage && (
          <div className="user-banner">
            <img src={bannerImage} alt="Profile banner" />
          </div>
        )}

        {/* Header with Avatar and Basic Info */}
        <div className="user-modal-header">
          <div
            className="user-modal-avatar-wrapper"
            onClick={handleAvatarClick}
            style={{ cursor: "nostr" in user ? "pointer" : "default" }}
          >
            <Avatar
              user={user}
              userString={userString}
              profile={profile}
              size={80}
              picOnly
            />
          </div>

          <div className="user-modal-info">
            <h2 className="user-modal-name">{displayName}</h2>
            <div className="user-modal-id-row">
              <span className="user-modal-id" title={userString}>
                {"urbit" in user ? user.urbit : truncatedId}
              </span>
              <Icon
                name="copy"
                size={16}
                className="user-modal-copy-icon cp"
                onClick={copy}
                title="Copy to clipboard"
              />
            </div>

            {/* User type badge */}
            <div className="user-modal-badge">
              {"urbit" in user ? (
                <span className="badge badge-urbit">Urbit</span>
              ) : (
                <span className="badge badge-nostr">Nostr</span>
              )}
              {itsMe && <span className="badge badge-me">You</span>}
              {isFollower && !itsMe && (
                <span className="badge badge-follows">Follows you</span>
              )}
            </div>
          </div>
        </div>

        {/* Profile About Section */}
        {profile?.about && (
          <div className="user-modal-about">
            <p>{profile.about}</p>
          </div>
        )}

        {/* Stats */}
        <div className="user-modal-stats">
          {postCount > 0 && (
            <div className="stat">
              <span className="stat-value">{postCount}</span>
              <span className="stat-label">Posts</span>
            </div>
          )}
          {/* Additional stats could go here */}
        </div>

        {/* Custom Fields */}
        {otherFields.length > 0 && (
          <div className="user-modal-custom-fields">
            <h4>Additional Info</h4>
            {otherFields.map(([key, value]) => {
              console.log({ key, value });
              return (
                <div key={key} className="custom-field-item">
                  <span className="field-key">{key}:</span>
                  <ProfValue value={value} />
                </div>
              );
            })}
          </div>
        )}

        {/* Action Buttons */}
        <div className="user-modal-actions">
          {!itsMe && (
            <button
              className={`action-btn ${isFollowing ? "following" : "follow"}`}
              onClick={handleFollow}
              disabled={isLoading}
            >
              <Icon name="pals" size={16} />
              {isLoading ? "..." : isFollowing ? "Following" : "Follow"}
            </button>
          )}
          <>
            <button
              className="action-btn secondary"
              onClick={() => {
                navigate(`/u/${userString}`);
                close();
              }}
            >
              <Icon name="home" size={16} />
              View Feed
            </button>
          </>

          {"nostr" in user ? (
            <button
              className="action-btn secondary"
              onClick={handleAvatarClick}
            >
              <Icon name="nostr" size={16} />
              View on Primal
            </button>
          ) : null}
        </div>
      </div>
    </Modal>
  );
}

// Check if a string is a URL
const isURL = (str: string): boolean => {
  if (!str) return false;
  try {
    new URL(str);
    return true;
  } catch {
    return false;
  }
};

export function ProfValue({ value }: { value: any }) {
  if (typeof value === "string")
    return isURL(value) ? (
      <a
        href={value}
        target="_blank"
        rel="noopener noreferrer"
        className="field-value field-link"
        onClick={(e) => e.stopPropagation()}
      >
        {value}
        <Icon name="nostr" size={12} className="external-link-icon" />
      </a>
    ) : (
      <span className="field-value">{value}</span>
    );
  else if (typeof value === "number")
    return <span className="field-value">{value}</span>;
  else if (typeof value === "object")
    return <span className="field-value">{JSON.stringify(value)}</span>;
  else return <span className="field-value">{JSON.stringify(value)}</span>;
}