The message system has following features.

• Send messages from one VCI to another VCI
• Receive messages
• Receive comments from the system

main.lua

function onMessage(sender, name, message)
 
    -- User name
    print(sender["name"])
 
    -- Body of the comment
    print(message)
end
 
vci.message.On('comment', onMessage)

sender[“name”] will have following value assigned.

• Username

message will have following value assigned.

• Comment body
  

The receiving function receives three arguments.

• sender: Information about the sender
• name: Name of the message
• message: Content of the message

main.lua

function onMessage(sender, name, message)   
    for k, v in pairs(sender) do
        print(k .. ":" .. v)
    end
    print(name)
    print(message)
end
 
-- To receive a message from a VCI item
vci.message.On('MSG_NAME', onMessage)
 
-- To receive comments
vci.message.On('comment', onMessage)

main.lua

function onMessage(sender, name, message)   
end

main.lua

{
   type: "comment"
   name: "Name of the user who sent the message"
}

The structure of the sender is shown above.
sender[“name”] is name of the sender and sender[“type”] is type of the sender.

main.lua

function onMessage(sender, name, message)   
end

The structure of the sender is as follows.

main.lua

{
   type: "vci"
   name: "name of the vci"
}

name is the first argument of vci.message.Emit.

message is the second argument of vci.message.Emit.

• Sends a message
• The message will be sent to all VCIs of all users including the sender itself.

main.lua

function onUse(self)
    -- Message name: MSG_NAME
    -- Content of the message: 1
    vci.message.Emit('MSG_NAME', 1)
end