c3

local baseUrl = "http://localhost:8080/C3/C3Servlet"
local monitor = hydraApi.getMonitor()

if(not os.loadAPI("hydraApi")) then
    error("Could not load hydraApi")
end

local function getMessages()
    local handle = http.get(baseUrl)
    if(handle == nil) then
        error("Could not get data from " .. baseUrl)
    end
    local data = handle.readAll()
    handle.close()

    return textutils.unserialize(data)
end

local function writeMessages(monitor, chatList)
    local line = 1
    for k, msg in pairs(chatList["list"]) do
        monitor.setCursorPos(1, line)
        monitor.write(msg["from"])
        monitor.setCursorPos(8, line)
        monitor.write(msg["msg"])
    end
end



local function command(com)
    print("'"..com.."'")
    if(com == ":quit") then
        error()
    end
end

local function clearInput()
    local sizeX, sizeY = term.getSize()
    s = ""
    term.setCursorPos(1,sizeY)
    term.clearLine()
    term.write(">")
end

term.clear()
term.setCursorBlink(true)
clearInput()

local chatList = getMessages()
monitor.setCursorPos(1, 1)
monitor.write("Messages: " .. chatList["totalMessages"])
writeMessages(monitor, chatList)

local s = ""

os.startTimer(2)

while true do
    event, param1, param2, param3 = os.pullEvent()

    if(event == "char") then
        s = s .. param1
        term.write(param1)
    elseif(event == "key") then
        if(param1 == keys.enter) then
            clearInput()
            command(s)
        end
    elseif(event == "timer") then
        os.startTimer(2)
    else
        print(event .. ":" .. param1 .. "," .. param2 .. "," ..param3)
    end
end