owner = "nobody" -- replace with your username

interval = 10
cannonInfo = {}
difficulty = 8

maps = {3107377,305748,1539148,4543602,390649,495880,1463332,1492805,292678,305753,1545834,3175437,2964900,1812056,852617,799141,1794907,2939549,459284,1519483,1794873,811211,306360,489829,479091,3419948,290546,276534,3220945,1754355,281649,390657,311496,295988,802958,2643833}

function main()
    tfm.exec.disableAutoNewGame(true)
    tfm.exec.disableAutoShaman(true)
    tfm.exec.disableAutoTimeLeft(true)
    tfm.exec.newGame(maps[math.random(#maps)])
end

function eventNewGame()
    interval = 10
end

function eventNewPlayer(name)
    ui.addTextArea(1, "<a href='event:easy'><VP><font size='14'>E", name, 728, 21, nil, nil, 0x000001, nil, 0.7)
    ui.addTextArea(2, "<a href='event:medium'><J><font size='14'>M", name, 753, 21, nil, nil, 0x000001, nil, 0.7)
    ui.addTextArea(3, "<a href='event:hard'><R><font size='14'>H", name, 781, 21, nil, nil, 0x000001, nil, 0.7)
end

function eventTextAreaCallback(id, name, cb)
    if (owner==name or owner=="nobody") and interval > 6 then
        interval = 10
        if cb == "easy" then
            difficulty = 7
        elseif cb == "medium" then
            difficulty = 8
        elseif cb == "hard" then
            difficulty = 9
        end
    end
end

function eventLoop(time, remaining)
    if time>3000 then
        interval = interval - 1
        if interval == difficulty then
            ui.removeTextArea(4)
            local users = {}
            for name,p in pairs(tfm.get.room.playerList) do
                if not p.isDead then
                    users[#users+1] = name
                end
            end
            cannonInfo = spawnCannon(users[math.random(#users)])
            interval = 11
        elseif interval<=5 then
            tfm.exec.setUIMapName("<ROSE>The next map will start in "..interval)
            if interval == 0 then
                tfm.exec.newGame(maps[math.random(#maps)])
            end
        elseif interval == 10 then
            tfm.exec.addShamanObject(17, cannonInfo[1], cannonInfo[2], cannonInfo[3]-90)
            cannonInfo={}
        end
    end
    if remaining<=0 then
        ui.addTextArea(4, "<VP><p align='center'><B>CONGRATULATIONS</B>\n\n<CH><i>you beat the CPU!", nil, 290, 22, 180, nil, 0x000001, 0xCA0805, 0.8)
        tfm.exec.newGame(maps[math.random(#maps)])
    end
end

function eventPlayerDied(name)
    if playerCount() < 1 then
        interval = 6
    end
end

function playerCount()
    local n=0
    for name, player in pairs(tfm.get.room.playerList) do
        if not player.isDead then
            n=n+1
        end
    end
    return n
end

function spawnCannon(name)
    local info = {}
    local px = tfm.get.room.playerList[name].x
    local py = tfm.get.room.playerList[name].y
    local cnnx = math.random()*800
    local cnny = math.random()*400
    if cnny > py then
        cnny = py-math.random(50)-20
    end
    if math.abs(cnnx-px) > 300 then
        cnnx = px + math.random(-50, 50)
    end
    local ang = math.deg(math.atan2(cnny-py, cnnx-px))
    tfm.exec.addShamanObject(0, cnnx, cnny, ang+90)
    info[1] = cnnx
    info[2] = cnny
    info[3] = ang
    return info
end

function eventChatCommand(name, cmd)
    if cmd == "easy" then
        difficulty = 8
        easy = true
        interval = 10
    elseif cmd == "medium" then
        difficulty = 8
        easy = false
        interval = 10
    elseif cmd == "hard" then
        difficulty = 9
        easy = false
        interval = 10
    end
end

for name in pairs(tfm.get.room.playerList) do
    eventNewPlayer(name)
end

main()