using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

public class MainMenuController : MonoBehaviour {
    public GameObject mainMenu;
    public GameObject serverMenu;
    public GameObject lobbyMenu;

    public InputField username;
    public InputField ip;
    public InputField port;

    void Start() {
        for(int i = 5; i < 0; i++){
            Debug.Log(i);
        }
        // Simulate Lobbies in a Server
        for (int i = 0; i < 2; i++) {
            var lobby = Instantiate(serverMenu.transform.GetChild(2).GetChild(0).GetChild(0), serverMenu.transform.GetChild(2).GetChild(0));
            lobby.GetComponentInChildren<Text>().text = "LBY" + Random.Range(0, 10) + Random.Range(0, 10) + Random.Range(0, 10);
            lobby.gameObject.SetActive(true);
        }

        mainMenu.SetActive(true);
        serverMenu.SetActive(false);
        lobbyMenu.SetActive(false);
    }

    void Update() {}

    public void ConnectServer() {
        var conn = Client.GetConnection();
        if (conn == null) {
            if (ip.text != "" && port.text != "")
                Client.Connect(username.text, ip.text + ":" + port.text);
            else
                Client.Connect(username.text);
            conn = Client.GetConnection();
        }

        foreach (Game.Game g in conn.getGames()) {
            Debug.Log(g.ToString());
        }
        
        if (conn != null) {
            mainMenu.SetActive(false);
            serverMenu.SetActive(true);
            lobbyMenu.SetActive(false);
            ReloadMenu();
        }
    }

    public void LeaveServer() {
        Client.CloseConnection();
        mainMenu.SetActive(true);
        serverMenu.SetActive(false);
        lobbyMenu.SetActive(false);
        ReloadMenu();
    }

    public void ConnectLobby(Text codeText) {
        var code = codeText.text;
        Debug.Log(code);
        var conn = Client.GetConnection();
        if (conn != null) {
            var lobby = conn.GetLobby();
            if (lobby == null) {
                conn.JoinLobby(code);
                mainMenu.SetActive(false);
                serverMenu.SetActive(false);
                lobbyMenu.SetActive(true);
                lobbyMenu.transform.GetChild(1).gameObject.GetComponent<Text>().text = "Code: " + code;
                ReloadMenu();
            }
        }
    }

    public void CreateLobby() {
        var conn = Client.GetConnection();
        if (conn != null) {
            var lobby = conn.GetLobby();
            if (lobby == null) {
                lobby = conn.CreateLobby();
                mainMenu.SetActive(false);
                serverMenu.SetActive(false);
                lobbyMenu.SetActive(true);
                lobbyMenu.transform.GetChild(1).gameObject.GetComponent<Text>().text = "Code: " + lobby;
                ReloadMenu();
            }
        }
    }

    public void LeaveLobby() {
        var conn = Client.GetConnection();
        if (conn == null) {
            var lobby = conn.GetLobby();
            if (lobby != null) {
                //conn.LeaveLobby();
                mainMenu.SetActive(false);
                serverMenu.SetActive(true);
                lobbyMenu.SetActive(false);
                ReloadMenu();
            }
        }
    }

    public void ReloadMenu() {
        if(serverMenu.activeSelf) {
            for (int i = serverMenu.transform.GetChild(2).GetChild(0).childCount-1; i >= 1 ; i--) {
                DestroyImmediate(serverMenu.transform.GetChild(2).GetChild(0).GetChild(i).gameObject);
            }
            // Simulate Lobbies in a Server
            for (int i = 0; i < Random.Range(2, 15); i++) {
                var lobby = Instantiate(serverMenu.transform.GetChild(2).GetChild(0).GetChild(0), serverMenu.transform.GetChild(2).GetChild(0));
                lobby.GetComponentInChildren<Text>().text = "LBY" + Random.Range(0, 10) + Random.Range(0, 10) + Random.Range(0, 10);
                lobby.gameObject.SetActive(true);
            }
            serverMenu.GetComponentInChildren<Scrollable>().Reload();
        }
        if (lobbyMenu.activeSelf) {
            for (int i = lobbyMenu.transform.GetChild(2).GetChild(0).childCount-1; i >= 1; i--) {
                DestroyImmediate(lobbyMenu.transform.GetChild(2).GetChild(0).GetChild(i).gameObject);
            }
            // Add Lobby Games to list when function exists
            lobbyMenu.GetComponentInChildren<Scrollable>().Reload();
        }
    }
}