// Setup some varibles
var profiles;
var connections = [];
var active_profile;
var active_chat;

// Load the profiles
fs.readFile("profiles.json", "utf-8", function(err, data)
{
  try
  {
    // Throw an error if there is one
    if(err) throw err;

    // Try to load it from the data
    profiles = JSON.parse(data);
  }

  catch(e)
  {
    // Set the profiles varible to its default value
    profiles = [];
  }

  // Reload the profiles
  profiles_reload();

  // Connect to all the profiles
  for(var i=0;i<profiles.length;i++)
  {
    // Connect to the server
    profile_connect(i);
  }

  document.getElementById("server-menu-profiles").style.bottom =
  document.getElementById("server-menu-config").style.height;
});

function profiles_export()
{
  // Write the data to the profiles file
  fs.writeFileSync("profiles.json", JSON.stringify(profiles));
}

function profile_save()
{
  // Get the values from the form
  var hostname = document.getElementById("edit_profile_hostname").value;
  var port = document.getElementById("edit_profile_port").value;
  var username = document.getElementById("edit_profile_username").value;
  var password = document.getElementById("edit_profile_password").value;

  // Push the profiles data
  profiles.push({
    hostname: hostname,
    port: port,
    username: username,
    password: password
  });

  // Write the data to the profiles file
  profiles_export();

  // Reload the profiles
  profiles_reload();

  // Start a connection
  profile_connect(profiles.length-1);
}

function profile_connect(id)
{
  // Is the profile set
  if(profiles[id])
  {
    // Connect to the server
    var server = connect(profiles[id], connections.length);

    // Add the server to the active connections
    connections.push(server);
  }

  else
  {
    // Push an empty connection
    connections.push(undefined);
  }
}

function port_display(i)
{
  // Should the port be displayed
  var port_display = "";

  // Is the port not the default port
  if(profiles[i].port != PORT_DEFAULT)
  {
    // Set the port display varible
    port_display = ":"+profiles[i].port.toString();
  }

  return port_display;
}

function title(id) {
  return profiles[id].username+"@"+profiles[id].hostname+port_display(id);
}

function profile_switch_to(id)
{
  // Set the active profile
  active_profile = id;

  // Create a chats menu
  var chats_menu = "";

  // Loop over the chats
  for(var i=0;i<connections[id].chats.length;i++)
  {
    // Add to the chats menu
    chats_menu += "<li><a href='#' onclick=chat_switch_to("+i+")>"
    +connections[id].chats[i].name+"</a></li>";
  }

  // Create a users menu
  var users_menu = "";

  // Loop over the users
  var users_array = Object.keys(connections[id].users);
  for(var i=0;i<users_array.length;i++)
  {
    // Add to the chats menu
    users_menu += "<li><a href='#'>"+users_array[i]+"</a></li>";
  }

  // Set the html data
  document.getElementById("chat-main").innerHTML = "\
  <div id='chats-menu' class='menu-vertical'>\
    <ul>\
      "+chats_menu+"\
      <li><a class='add-chat' href='#' onclick='add_chat_menu()'><b>Add</b></a></li>\
    </ul>\
  </div>\
  <div id='chat-area'>\
  </div>\
  <div id='users-menu' class='menu-vertical'>\
    <ul>"+users_menu+"</ul>\
  </div>\
  ";

  // Set the title
  document.title = title(id);
}

function chat_switch_to(id)
{
  // Create the chat html
  var chat_html = "";

  // Loop over the messages
  for(var i=0;i<connections[active_profile].chats[id].messages.length;i++)
  {
    // Set the sender class
    var sender_class = "";

    if(
      // Is the message sent by this user
      connections[active_profile].chats[id].messages[i].from ==
      connections[active_profile].username
    ){
      // Set the sender class
      sender_class = " sender";
    }

    // Add some html data to the chat
    chat_html += "\
    <div class='chat-content-message"+sender_class+"'>\
      <p><b>"+connections[active_profile].chats[id].messages[i].from+"</b></p>\
      <p>"+connections[active_profile].chats[id].messages[i].message+"</p>\
    </div>\
    ";
  }

  // Set the HTML
  document.getElementById("chat-area").innerHTML = "\
  <div id='chat-content'>"+chat_html+"</div>\
  <div id='chat-content-send'>\
    <textarea id='chat-content-send-textarea'></textarea>\
    <button id='chat-content-send-button' onclick='chat_send()'>Send</button>\
  </div>\
  ";

  // Set the title
  document.title = title(active_profile)+" - "
  +connections[active_profile].chats[id].name;

  // Set the active chat
  active_chat = id;
}

function chat_send()
{
  // Send the message
  socket_write(
    connections[active_profile].client,
    connections[active_profile].encryption,
    {
      mode: "send_message",
      channel: active_chat,
      message: document.getElementById("chat-content-send-textarea").value
    }
  );

  // Clear the textarea
  document.getElementById("chat-content-send-textarea").value = "";

  // Focus the text area really soon
  setTimeout(function()
  {
    // Focus the text area
    document.getElementById("chat-content-send-textarea").focus();
  }, 10);
}

function add_chat_menu()
{
  // Set the html data
  document.getElementById("chat-area").innerHTML = "\
  <p>\
    <table>\
      <tr><td>Name</td><td><input type='text' id='add-chat-name'></td></tr>\
    </table>\
    <button onclick='add_chat()'>Add</button>\
  </p>\
  ";
}

function add_chat()
{
  // Send the data to the server
  socket_write(
    connections[active_profile].client,
    connections[active_profile].encryption,
    {
      mode: "new_chat",
      name: document.getElementById('add-chat-name').value
    }
  );
}

function profiles_reload()
{
  // Get the chat menu id
  var chat_menu = document.getElementById("server-menu-profiles");

  // Reset it
  chat_menu.innerHTML = "";

  // Loop over the profiles
  for(var i=0;i<profiles.length;i++)
  {
    // Is the profile defined
    if(profiles[i])
    {
      // Create a list item
      var profile = document.createElement("li");

      // Set the html for the list item
      profile.innerHTML = "<a href='#' onclick='profile_switch_to("+
      i+")'>"+title(i)+"</a>";

      // Add the profile to the menu
      chat_menu.appendChild(profile);
    }
  }
}

function switch_new_profile()
{
  // Set the html
  document.title = "New Profile";
  document.getElementById("chat-main").innerHTML = "\
  <p>New Profile:</p>\
  <p>\
    <table>\
      <tr><td>Hostname</td><td><input type='text' id='edit_profile_hostname'></td></tr>\
      <tr><td>Port</td><td><input type='text' id='edit_profile_port' value='22068'></td></tr>\
      <tr><td>Username</td><td><input type='text', id='edit_profile_username'></td></tr>\
      <tr><td>Password</td><td><input type='password' id='edit_profile_password'></td></tr>\
    </table>\
    <button onclick='profile_save()'>Save Profile</button>\
  </p>\
  ";
}