Tower Defense Event

dofile('data/libs/TWD/towerDefenseLib.lua')

function onUse(cid, item, fromPosition, target, toPosition, isHotkey)
    local player = Player(cid)
    if player:getStorageValue(playingGameStorage) ~= 1 then
        return false
    end

    local tile = toPosition:getTile()
    if tile then
        if not tile:hasFlag(TILESTATE_PROTECTIONZONE) or tile:hasProperty(CONST_PROP_IMMOVABLEBLOCKSOLID) then
            player:sendCancelMessage("You cannot place the turret here.")
            return true
        end
    end

    if target:isItem() then
        local modalWindow = ModalWindow(100, "Build Turret", "Here you can select variations of turrets to build.")
        local turret, cfgTable = turrets.allTurretsId
        for i = 1, #turret do
            turret = turrets.allTurretsId[i]
            cfgTable = turrets[turret].cfg
            modalWindow:addChoice(turret, string.format("%s [%s coins]", cfgTable.turretName, cfgTable[1].buildPrice))
        end

        modalWindow:addButton(0, "Build")
        modalWindow:setDefaultEnterButton(0)
        modalWindow:addButton(1, "Cancel")
        modalWindow:setDefaultEscapeButton(1)
        modalWindow:sendToPlayer(player)
        turretPosition = toPosition
    elseif target:isNpc() and target:getName() == "Turret" then
        local table = turrets[target:getOutfit().lookType]
        local lvl = target:getTurretLevel()
        local cfg, cfgCombat = table.cfg[lvl], table.combat[lvl]

        local turrentInfo = string.format("Turret Information\n----------------------------\nTurret Level: %s\nAttack Type: %s\nRange SQM: %sx%s\nTurret Damage: [%s - %s]\nAttack Speed: %s\nSell/Upgrade Price: [%s / %s]", lvl, string.upper(cfgCombat.attackType), cfg.rangeX, cfg.rangeY, cfgCombat.dmgValues[1], cfgCombat.dmgValues[2], cfg.attackSpeed, cfg.sellPrice, cfg.upgradePrice)
        local playerInfo = string.format("Player Information\n----------------------------\nWave Level: %s\nYour Coins: %s", getWaveLevel(), player:getCoins())
        local modalWindow = ModalWindow(101, "Information", string.format("%s\n\n%s", turrentInfo, playerInfo))

        if lvl < 3 then
            modalWindow:addChoice(0, "Upgrade")
        end
        modalWindow:addChoice(1, "Sell")

        modalWindow:addButton(0, "Yes")
        modalWindow:setDefaultEnterButton(0)
        modalWindow:addButton(0x01, "Cancel")
        modalWindow:setDefaultEscapeButton(1)
        modalWindow:sendToPlayer(player)
        targetTurret = target
    end
    return true
end

dofile('data/libs/TWD/towerDefenseLib.lua')

function onStepIn(creature, item, position, fromPosition)
        if item.uid == 3333 then
                if not creature:isMonster() then
                        return false
                end
 
                local maxHealthDmg = creature:getMaxHealth()
                doTargetCombatHealth(0, creature, COMBAT_PHYSICALDAMAGE, -maxHealthDmg, -maxHealthDmg, CONST_ME_FIREAREA)
 
                local player = getPlayerInEvent(40, 40)
                if not player then -- Make sure that the players exsist in the arena, to prevent errors
                        return true
                end

        if player:getCondition(CONDITION_MANASHIELD, CONDITIONID_COMBAT) then
            player:removeCondition(CONDITION_MANASHIELD, CONDITIONID_COMBAT)
        end
 
                local calcHealthDmg = (player:getMaxHealth() * twdConfig.loseHealth) / 100
                doTargetCombatHealth(0, player:getId(), COMBAT_PHYSICALDAMAGE, -calcHealthDmg, -calcHealthDmg, CONST_ME_DRAWBLOOD)
        else
                if not creature:isPlayer() then
                        return false
                end
 
                -- Let's make sure none is playing, before entrance
                if getWaveLevel() > 0 then
                        creature:teleportTo(fromPosition, true)
                        fromPosition:sendMagicEffect(CONST_ME_TELEPORT)
                        creature:sendTextMessage(MESSAGE_INFO_DESCR, "There is someone already in the event.")
                        return true
                end
 
                -- Prepare Player
                creature:teleportTo(eventRoomPosition)
                creature:addHealth(creature:getMaxHealth())
                creature:setStorageValue(playingGameStorage, 1)
                creature:addCoins(twdConfig.startingCoins)
                creature:addItem(2557, 1)
 
                -- Setup Game
                setWaveLevel(1)
                startNextWave(1, twdConfig.eventStartTime)
                Game.setStorageValue(totalMonsterKillCountGlobalStorage, 0)
 
                -- Send Effects
                eventRoomPosition:sendMagicEffect(CONST_ME_TELEPORT)
                local pointingSummonPosition = summonMonsterPosition
                Position(pointingSummonPosition.x + 1, pointingSummonPosition.y, pointingSummonPosition.z):sendMagicEffect(CONST_ME_TUTORIALARROW)
 
                -- Send Messages
                creature:sendTextMessage(MESSAGE_STATUS_CONSOLE_BLUE, "You have total ".. creature:getCoins() .." coins.")
                creature:sendTextMessage(MESSAGE_INFO_DESCR, "Welcome to the Tower Defense Event. The first wave will start in ".. twdConfig.eventStartTime .." seconds. Please build your first turret.")
                creature:sendTextMessage(MESSAGE_STATUS_CONSOLE_ORANGE, "The blue arrow, points where the monsters are comming from. Use the hammer, to build your first turret.")
 
                -- Register Events
                creature:registerEvent("TWDOnLose")
                creature:registerEvent("TWDHealthChange")
                creature:registerEvent("TWDBuildWindow")
                creature:registerEvent("TWDOtherWindow")
        end
        return true
end