package org.to.telegramfinalproject.UI;

import javafx.fxml.FXML;
import javafx.scene.control.Label;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.scene.layout.StackPane;
import javafx.scene.shape.Circle;
import org.to.telegramfinalproject.Client.AvatarLocalResolver;
import org.to.telegramfinalproject.Models.ChatEntry;

import java.util.Objects;

public class ChatItemController {

    @FXML private ImageView profileImage;
    @FXML private Label chatName;
    @FXML private Label lastMessage;
    @FXML private Label chatTime;
    @FXML private Label unreadCount;
    @FXML private StackPane systemAvatar;
    @FXML private ImageView profileImageUser;
    @FXML private ImageView profileImageSystem;
    @FXML private Circle systemCircle;

    /**
     * Set chat item data, including a profile image (or default).
     *
     * @param name    Chat name
     * @param lastMsg Last message text
     * @param time    Last message time
     * @param unread  Unread message count
     * @param imageUrl Path/URL of profile image (can be null/empty)
     */
    public void setChatData(String name, String lastMsg, String time, int unread, String imageUrl, String chatType) {
        chatName.setText(name);
        lastMessage.setText(lastMsg);
        chatTime.setText(time);

        // Unread count
        if (unread > 0) {
            unreadCount.setVisible(true);
            unreadCount.setText(String.valueOf(unread));
        } else {
            unreadCount.setVisible(false);
        }

        // Reset all avatar states
        profileImageUser.setVisible(false);
        profileImageUser.setManaged(false);
        systemAvatar.setVisible(false);
        systemAvatar.setManaged(false);

        if ("Saved Messages".equals(name)) {
            systemCircle.setFill(javafx.scene.paint.Color.web("#2ca4ff")); // Telegram blue
            profileImageSystem.setImage(new Image(
                    Objects.requireNonNull(getClass().getResourceAsStream(
                            "/org/to/telegramfinalproject/Icons/saved_messages_light.png"))
            ));
            systemAvatar.setVisible(true);
            systemAvatar.setManaged(true);

        } else if ("Archived Chats".equals(name)) {
            systemCircle.setFill(javafx.scene.paint.Color.web("#808080")); // gray
            profileImageSystem.setImage(new Image(
                    Objects.requireNonNull(getClass().getResourceAsStream(
                            "/org/to/telegramfinalproject/Icons/archived_chats_light.png"))
            ));
            systemAvatar.setVisible(true);
            systemAvatar.setManaged(true);

        } else if (imageUrl != null && !imageUrl.isEmpty()) {
//            profileImageUser.setImage(new Image(imageUrl, true));
//            profileImageUser.setVisible(true);
//            profileImageUser.setManaged(true);

            Image img = AvatarLocalResolver.load(imageUrl);
            if (img != null) {
                profileImageUser.setImage(img);
                AvatarFX.circleClip(profileImageUser, 40);
            } else {
                String path;
                if ("group".equalsIgnoreCase(chatType)) {
                    path = "/org/to/telegramfinalproject/Avatars/default_group_profile.png";
                } else if ("channel".equalsIgnoreCase(chatType)) {
                    path = "/org/to/telegramfinalproject/Avatars/default_channel_profile.png";
                } else {
                    path = "/org/to/telegramfinalproject/Avatars/default_user_profile.png";
                }
                profileImageUser.setImage(new Image(
                        java.util.Objects.requireNonNull(getClass().getResourceAsStream(path))
                ));
            }
            profileImageUser.setVisible(true);
            profileImageUser.setManaged(true);

        } else {
            String path;
            if ("group".equalsIgnoreCase(chatType)) {
                path = "/org/to/telegramfinalproject/Avatars/default_group_profile.png";
            } else if ("channel".equalsIgnoreCase(chatType)) {
                path = "/org/to/telegramfinalproject/Avatars/default_channel_profile.png";
            } else {
                path = "/org/to/telegramfinalproject/Avatars/default_user_profile.png";
            }

            profileImageUser.setImage(new Image(
                    Objects.requireNonNull(getClass().getResourceAsStream(path))
            ));
            profileImageUser.setVisible(true);
            profileImageUser.setManaged(true);
        }
    }

    public void setUnread(int unread) {
        boolean show = unread > 0;
        unreadCount.setVisible(show);
        unreadCount.setManaged(show);
        if (show) unreadCount.setText(String.valueOf(unread));
    }

    // ChatItemController.java
    @FXML private ImageView avatarImage;
    private String chatType;

    public void updateAvatar(String url) {
        try {
            if (url == null || url.isBlank()) {
                String def = switch (chatType == null ? "" : chatType.toLowerCase()) {
                    case "group"   -> "/org/to/telegramfinalproject/Avatars/default_group_profile.png";
                    case "channel" -> "/org/to/telegramfinalproject/Avatars/default_channel_profile.png";
                    default        -> "/org/to/telegramfinalproject/Avatars/default_user_profile.png";
                };
                avatarImage.setImage(new Image(Objects.requireNonNull(
                        getClass().getResourceAsStream(def))));
            } else {
                avatarImage.setImage(new Image(url, true)); // true = لود غیرهمزمان
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    private String safeTitle(ChatEntry e) {
        if (e.getName() != null && !e.getName().isBlank()) return e.getName();
        if (e.getDisplayId() != null && !e.getDisplayId().isBlank()) return e.getDisplayId();
        return "Unknown";
    }

}