--client.lua
setDevelopmentMode(true)

local alreadyGotPowerup = false
local actualPowerup = "none"

--guardar armas creadas por el serverside
local weapons={}
local firing=true
local ammo=0 --ammo of your weapon (clientside)

local powerups={--[["rocket","specialrocket",]]"minigun","flame"}
local pickups={}

function resetPowerupState()
    unbindKey("mouse1")
    alreadyGotPowerup = false
    actualPowerup = "none"
end

function createMarioPickup(x,y,z)
    local pickup={}
    --Elementos
    pickup.object = createObject(2912,x,y,z)
    pickup.colshape = createColCuboid(x-1,y-1,z-1,2,2,2)
    --Movimiento y colision
    setElementCollisionsEnabled ( pickup.object, false )
    pickup.timer = setTimer(
    function()
        local x,y,z =  getElementPosition(pickup.object)
        moveObject ( pickup.object, 5000, x, y, z, 180, 180, 180)
    end,5000,0)
    table.insert(pickups,pickup)
end
--Simular creacion de pickups
addEventHandler("onClientResourceStart",getRootElement(getThisResource()),
function ()
    createMarioPickup(1469,1765,10.2)
    createMarioPickup(1489,1766,10.2)
end
)

function onMarioPickupHit(theElement)
    if getElementType(theElement) == "vehicle" then
        local colshapeSource
        local objectSource
        for i,v in ipairs(pickups) do
            if v.colshape == source then
                colshapeSource = v.colshape
                objectSource = v.object
                --respawnear
                local x,y,z = getElementPosition(v.object)
                setTimer(
                    function()
                        createMarioPickup(x,y,z)
                    end,5000,1)
                --Destruir el objeto y todas esas cosas
                destroyElement ( v.colshape )
                destroyElement ( v.object )
                killTimer (v.timer)
                table.remove(pickups,i)
            end
        end
        if (colshapeSource) then
            if (objectSource) then
                getRandomPowerUp(theElement)
            end
        end
    end
end
addEventHandler("onClientColShapeHit",getRootElement(),onMarioPickupHit)

function getRandomPowerUp(theElement)
    local sourcePlayer=getVehicleOccupant(theElement)
    if sourcePlayer == getLocalPlayer() then --SI tu tomaste el pickup
        local powerupGot=powerups[math.random(1,#powerups)]
        if actualPowerup=="minigun" or actualPowerup=="flame" then
            local sourcePlayer = getLocalPlayer()
            triggerServerEvent("killWeapon",getRootElement(),sourcePlayer)
            removeEventHandler("onClientRender",getRootElement(),updateAmmo)
            removeEventHandler("onClientKey",getRootElement(),triggerStateFiring)
            resetPowerupState()
        end
        if powerupGot == "rocket" then
            rocket(sourcePlayer)
            alreadyGotPowerup = true
            actualPowerup = "rocket"
        elseif powerupGot == "specialrocket" then
            specialrocket(sourcePlayer)
            alreadyGotPowerup = true
            actualPowerup = "specialrocket"
        elseif powerupGot == "minigun" then
            minigun(sourcePlayer)
            alreadyGotPowerup = true
            actualPowerup = "minigun"
        elseif powerupGot == "flame" then
            flamethrower(sourcePlayer)
            alreadyGotPowerup = true
            actualPowerup = "flame"
        end
        outputChatBox(powerupGot)
    end
end

function rocket(sourcePlayer)
    bindKey("mouse1","down",
        function()
            if actualPowerup == "rocket" then
                local theVehicle = getPedOccupiedVehicle ( sourcePlayer )
                local x,y,z = getElementPosition(theVehicle)
                local rX,rY,rZ = getElementRotation(theVehicle)
                local x = x+4*math.cos(math.rad(rZ+90))
                local y = y+4*math.sin(math.rad(rZ+90))
                createProjectile(theVehicle, 19, x, y, z, 1.0, nil)
                resetPowerupState()
            end
        end
    )
end

function specialrocket(sourcePlayer)
    bindKey("mouse1","down",
        function()
            if actualPowerup == "specialrocket" then
                local theVehicle = getPedOccupiedVehicle ( sourcePlayer )
                local x,y,z = getElementPosition(theVehicle)
                local rX,rY,rZ = getElementRotation(theVehicle)
                local x = x+4*math.cos(math.rad(rZ+90))
                local y = y+4*math.sin(math.rad(rZ+90))
                --Get nearest enemycar
                local allCars = getElementsByType("vehicle")
                local distance = 0
                local target
                for i,v in ipairs(allCars) do
                    if v ~= theVehicle then
                        local x,y,z = getElementPosition(v)
                        local x2,y2,z2 = getElementPosition(theVehicle)
                        local carDistance = getDistanceBetweenPoints3D(x,y,z,x2,y2,z2)
                        if carDistance < distance or distance == 0 then
                            distance = carDistance
                            target = v
                        end
                    end
                end
                createProjectile(theVehicle, 20, x, y, z, 1.0, target)
                resetPowerupState()
            end
        end
    )
end

function createServerMinigun(sourcePlayer,type)
    triggerServerEvent("triggerCreateMinigun",getRootElement(),sourcePlayer,type)
end

addEvent("triggerClientCreateMinigun",true)
function createMinigun(sourcePlayer,type)
    if type == "flame" then
        local x,y,z = getElementPosition(getPedOccupiedVehicle(sourcePlayer))
        local vehicle = getPedOccupiedVehicle(sourcePlayer)
        local flamethrower={}
        flamethrower.wep = createWeapon("flamethrower",x,y,z)
        flamethrower.owner = sourcePlayer
        flamethrower.type = "flame"
        attachElements(flamethrower.wep,vehicle,0,-2,0.2,0,0,270)
        table.insert(weapons,flamethrower)
    else
        local x,y,z = getElementPosition(getPedOccupiedVehicle(sourcePlayer))
        local vehicle = getPedOccupiedVehicle(sourcePlayer)
        local minigun={}
        minigun.wep = createWeapon("minigun",x,y,z)
        minigun.owner = sourcePlayer
        minigun.type = "minigun"
        setWeaponProperty ( minigun.wep, "damage", 0.2 )
        attachElements(minigun.wep,vehicle,1,0,0,0,0,90)
        table.insert(weapons,minigun)
    end
end
addEventHandler("triggerClientCreateMinigun",getRootElement(),createMinigun)

local tempval
function minigun(sourcePlayer)
    bindKey("mouse1","down",
        function()
            tempval = sourcePlayer
            if actualPowerup == "minigun" then
                createServerMinigun(sourcePlayer)
                unbindKey("mouse1")
                ammo = 200
                addEventHandler("onClientRender",getRootElement(),updateAmmo)
                addEventHandler("onClientKey",getRootElement(),triggerStateFiring)
            end
        end
    )
end

function triggerStateFiring(button,state)
    if button == "mouse1" then
        triggerServerEvent("triggerMinigunFire",getRootElement(),tempval,state)
        if state == false then
            firing = false
        elseif state == true then
            firing = true
        end
    end
end

addEvent("triggerClientFireMinigun",true)
function toggleFire(sourcePlayer,state)
    for i,v in ipairs(weapons) do
        if sourcePlayer == v.owner then
            if state == true then
                setWeaponState(v.wep,"firing")
            elseif state == false then
                setWeaponState(v.wep,"ready")
            end
            if v.type == "flame" then
                triggerEvent("triggerFire",getRootElement(),sourcePlayer,state)
            end
        end
    end
end
addEventHandler("triggerClientFireMinigun",getRootElement(),toggleFire)

addEvent("triggerFire")
function createFire(sourcePlayer,state)
    if state == true then
        if not isTimer(fireTimer) then
            fireTimer = setTimer(
                function(sourcePlayer,weapons)
                    for i,v in ipairs(weapons) do
                        if v.owner == sourcePlayer then
                            triggerEvent("createFireForReal",getRootElement(),sourcePlayer,v.wep)
                        end
                    end
                end,100,0,sourcePlayer,weapons
            )
        end
    elseif state == false then
        if isTimer(fireTimer) then
            killTimer(fireTimer)
        end
    end
end
addEventHandler("triggerFire",getRootElement(),createFire)

function updateAmmo()
    if firing == true then
        ammo = ammo - 1
    end
    if ammo <= 0 then
        local sourcePlayer = getLocalPlayer()
        triggerServerEvent("killWeapon",getRootElement(),sourcePlayer)
        if isTimer(fireTimer) then
            killTimer(fireTimer)
        end
        removeEventHandler("onClientRender",getRootElement(),updateAmmo)
        removeEventHandler("onClientKey",getRootElement(),triggerStateFiring)
        resetPowerupState()
    end
end

addEvent("killClientWeapon",true)
function killWeapon(sourcePlayer)
    for i,v in ipairs(weapons) do
        if sourcePlayer == v.owner then
            destroyElement(v.wep)
            tempval2 = nil
            table.remove(weapons,i)
        end
    end
end
addEventHandler("killClientWeapon",getRootElement(),killWeapon)

function flamethrower(sourcePlayer)
    bindKey("mouse1","down",
        function()
            tempval = sourcePlayer
            if actualPowerup == "flame" then
                local type="flame"
                createServerMinigun(sourcePlayer,type)
                unbindKey("mouse1")
                ammo = 200
                addEventHandler("onClientRender",getRootElement(),updateAmmo)
                addEventHandler("onClientKey",getRootElement(),triggerStateFiring)
            end
        end
    )
end