TFM items shooting

gistfile1.lua

function eventKeyboard(playerName, keyCode, down, xPlayerPosition, yPlayerPosition)
    if keyCode == 32 then
        playerShoot(playerName, false, xPlayerPosition, yPlayerPosition, tfm.get.room.playerList[playerName]["isFacingRight"])
    elseif keyCode == 17 then
        playerShoot(playerName, true, xPlayerPosition, yPlayerPosition, tfm.get.room.playerList[playerName]["isFacingRight"])
    end
end

function playerShoot(playerName, fast, xPlayerPosition, yPlayerPosition, isFacingRight)
    if fast then
        if isFacingRight then
            tfm.exec.addShamanObject(settings[playerName]["it"][math.random(#settings[playerName]["it"])], xPlayerPosition + settings[playerName]["xp"], yPlayerPosition + settings[playerName]["yp"], settings[playerName]["an"], settings[playerName]["xv"]*settings[playerName]["hs"], settings[playerName]["yv"]*settings[playerName]["hs"], false)
        else
            tfm.exec.addShamanObject(settings[playerName]["it"][math.random(#settings[playerName]["it"])], xPlayerPosition - settings[playerName]["xp"], yPlayerPosition + settings[playerName]["yp"], settings[playerName]["an"], -settings[playerName]["xv"]*settings[playerName]["hs"], settings[playerName]["yv"]*settings[playerName]["hs"], false)
        end
    else
        if isFacingRight then
            tfm.exec.addShamanObject(settings[playerName]["it"][math.random(#settings[playerName]["it"])], xPlayerPosition + settings[playerName]["xp"], yPlayerPosition + settings[playerName]["yp"], settings[playerName]["an"], settings[playerName]["xv"], settings[playerName]["yv"], false)
        else
            tfm.exec.addShamanObject(settings[playerName]["it"][math.random(#settings[playerName]["it"])], xPlayerPosition - settings[playerName]["xp"], yPlayerPosition + settings[playerName]["yp"], settings[playerName]["an"], -settings[playerName]["xv"], settings[playerName]["yv"], false)
        end
    end
end

function eventChatCommand(playerName, message)
    commands = {}
    for word in string.gmatch(message, "%S+") do
        commands[#commands + 1] = word
    end
    if (settings[playerName][string.lower(commands[1])] ~= nil) and (tonumber(commands[2]) ~= nil) and string.lower(commands[1]) ~= "it" then
        print(playerName.." - Value "..string.lower(commands[1]).." has been changed from "..settings[playerName][string.lower(commands[1])].." to "..tonumber(commands[2]))
        settings[playerName][string.lower(commands[1])] = tonumber(commands[2])
    elseif string.lower(commands[1]) == "it" then
        if commands[2] == nil then
            items = ""
            for key, val in pairs(settings[playerName]["it"]) do
                items = items..val..", "
            end
            print(playerName.." - Items selection: "..items)
        elseif string.lower(commands[2]) == "r" then
            settings[playerName]["it"] = {"23", "7", "28", "2", "32", "34", "4", "1", "19", "6", "10", "54", "3​", "35", "39", "40", "45", "46", "57", "59", "60", "61", "62"}
            print(playerName.." - Items selection has been reset to default.")
        else
            settings[playerName]["it"] = {}
            items = ""
            for key, word in pairs(commands) do
                if tonumber(word) ~= nil then
                    items = items..word..", "
                    settings[playerName]["it"][#settings[playerName]["it"] + 1] = tonumber(word)
                end
            end
            print(playerName.." - New items selection: "..items)
        end
    elseif settings[playerName][string.lower(commands[1])] ~= nil then
        print(playerName.." - Current "..string.lower(commands[1]).." value: "..settings[playerName][string.lower(commands[1])])
    end
end

settings = {}

for playerName, obj in pairs(tfm.get.room.playerList) do
    tfm.exec.bindKeyboard(playerName, 32, true, true)
    tfm.exec.bindKeyboard(playerName, 32, false, true)
    tfm.exec.bindKeyboard(playerName, 17, true, true)
    tfm.exec.bindKeyboard(playerName, 17, false, true)
    settings[playerName] = {}
    settings[playerName]["an"] = 0
    settings[playerName]["xv"] = 10
    settings[playerName]["yv"] = -5
    settings[playerName]["xp"] = 50
    settings[playerName]["yp"] = 0
    settings[playerName]["hs"] = 3
    settings[playerName]["it"] = {"23", "7", "28", "2", "32", "34", "4", "1", "19", "6", "10", "54", "3​", "35", "39", "40", "45", "46", "57", "59", "60", "61", "62"}
end