package de.mrbesen.telegram.objects;

import java.io.IOException;
import java.net.URLEncoder;

import org.json.JSONObject;

import de.mrbesen.telegram.TelegramAPI;

public class TUser {

	private int id;

	private String uname;//optional
	private String firstname;
	private String lastname;//optional
	private String langcode; // optional
	private boolean isBot = false;
	
	private TelegramAPI api = null;

	TUser(int chatid, String uname, TelegramAPI api) {
		this.id = chatid;
		this.uname = uname;
		this.api = api;
	}

	public TUser(int chatid, TelegramAPI api) {
		this.api = api;
		this.id = chatid;
	}
	
	public TUser(JSONObject o, TelegramAPI api) {
		this.api = api;
		firstname = o.getString("first_name");
		isBot = o.getBoolean("is_bot");
		id = o.getInt("id");
		if(o.has("last_name"))
			lastname = o.getString("last_name");
		if(o.has("username"))
			uname = o.getString("username");
		if(o.has("language_code"))
			langcode = o.getString("language_code");
	}

	public String getFirstName() {
		return firstname;
	}

	public String getLastName() {
		return lastname;
	}

	public String getLangcode() {
		return langcode;
	}

	public boolean isBot() {
		return isBot;
	}

	public int getID() {
		return id;
	}

	public String getName() {
		return uname;
	}

	public void sendHelpPage() {
		sendMessage(api.getHelpMessage());
	}
	
	public boolean sendMessage(String text) {
		return sendMessage(text, null);
	}
	
	public boolean sendMessage(String text, TReplyMarkup rm) {
		return sendMessage(text, rm, -1);
	}
	
	public boolean sendMessage(String text, TReplyMarkup rm, int reply_to_msg) {
		return sendMessage(api, id, text, rm, reply_to_msg);
	}
	
	/**
	 * 
	 * @param api
	 * @param userid
	 * @param text
	 * @param rm null = no markup
	 * @param reply_to_msg 0 = no reply
	 * @return
	 */
	public static boolean sendMessage(TelegramAPI api, int userid, String text, TReplyMarkup rm, int reply_to_msg) {
		if(api == null) {
			System.err.println("api == null!");
			return false;
		}
		String replyto = (reply_to_msg > 0 ? "&reply_to_message_id=" +reply_to_msg : "");
		try {
			String replymarkup = parseRPMU(rm);
			return api.request("sendMessage", "chat_id=" + userid 
										+ "&text=" + URLEncoder.encode(text, "UTF-8")
										+ replymarkup + replyto).getBoolean("ok");
		} catch (IOException e) {
			e.printStackTrace();
		}
		return false;
	}
	
	private static String parseRPMU(TReplyMarkup rply) throws IOException {
		return (rply == null ? "" : "&reply_markup=" + URLEncoder.encode(rply.toJSONString(), "UTF-8"));
	}
	

	public void sendStatus(Status status) {
		try {
			api.request("sendChatAction", "chat_id="+id+"&action=" + status.getAPIName());
		} catch (Exception e) {
			System.err.println("Failed to send status.");
		}
	}

	public boolean sendImage(String caption, String url) {
		return sendImage(api,  id, caption, url, null);
	}
	
	public static boolean sendImage(TelegramAPI api, int userid, String caption, String url, TReplyMarkup rply) {
		try {
			String cap = "";
			if(caption != null) {
				if(!caption.isEmpty())
					cap = "&caption=" + caption;
			}
			api.request("sendPhoto", "chat_id=" + userid + parseRPMU(rply) + cap + "&photo=" + url);
		} catch (IOException e) {
			e.printStackTrace();
			return false;
		}
		return true;
	}
	
	public boolean sendAnimation(String caption, String url) {
		return sendAnimation(api, id,  caption, url, null);
	}
	
	public static boolean sendAnimation(TelegramAPI api, int userid, String caption, String url, TReplyMarkup rply) {
		try {
			String cap = "";
			if(caption != null) {
				if(!caption.isEmpty())
					cap = "&caption=" + caption;
			}
			api.request("sendAnimation", "chat_id=" + userid + parseRPMU(rply) + cap + "&animation=" + url);
		} catch (IOException e) {
			e.printStackTrace();
			return false;
		}
		return true;
	}
	
	@Override
	public boolean equals(Object user) {
		if(user instanceof TUser) {
			return ((TUser) user).getID() == id;
		}
		return false;
	}
	
	public enum Status {
		Typing,
		Upload_Photo,
		Record_Video,
		Upload_Video,
		Record_Audio,
		Upload_Audio,
		Upload_Document,
		Find_Location,
		Record_Video_Note,
		Upload_Video_Note;
		
		String getAPIName() {
			return name().toLowerCase();
		}
	}
}