Script.rotSpeed = 0.1
Script.target = -1 --entity "target"
Script.Pivot = nil
Script.sightRadius = 10--float
Script.fireRate= 0.5 --float "FireRat"
Script.fireRateTimer=0
Script.muzzleTime = 0.1
Script.muzzleTimer=0
Script.weapon = ""--path "Weapon"
Script.firesoundFile = nil
Script.local1=0
Script.bulletspeed=200--float "Bullet speed"

function Script:SetNearestEnemy(pWhich)
        self.target= pWhich
end
function Callback(entity,extra)
        if entity:GetKeyValue("type")=="enemy" then
            extra.script:SetNearestEnemy(entity)
        end
end

function Script:Start()
    self.emitter=Emitter:Create()
    self.emitter:SetCollisionType(Collision.Prop)--Enables particle bouncing
    self.emitter:SetMaterial("Materials/Effects/tracer1.mat")
    self.emitter:SetScale(1,5,1)
    self.emitter:SetRotation(90,180,0)
    self.emitter:SetEmissionVolume(0.05,0.05,0.05)
    self.emitter:SetRotationByVelocityMode(true)
    self.emitter:SetEmissionVolume(0,0,0)
    self.emitter:SetVelocity(0,0,20)
    self.emitter:SetParticleCount(1)
    self.emitter:SetReleaseQuantity(5)
    self.emitter:SetAcceleration(0,0,0)
    self.emitter:Hide()
    self.emitter:SetParent(self.entity)
        self.local1 = self.entity:GetRotation()
        self.muzzleFlashLight = self.entity:FindChild("MuzzleLight")
        self.muzzle = self.entity:FindChild("muzzle")
        self.emitter:SetPosition(self.muzzle:GetPosition())
        self.muzzleFlashLight:Hide()
        if self.firesoundFile ~= "" then
                self.firesoundFile = Sound:Load(self.fireSound)
        end
        self.entity:SetPickMode(0)
        self.entity:SetRotation(self.local1)
end

--[[
function Script:UpdateWorld()

end
--]]

function Script:Shoot()
self.emitter:Reset()
    self.emitter:Play()
end

function Script:UpdateShooting()
        self.fireRateTimer =self.fireRateTimer +(Time:GetSpeed()/100)
        self.muzzleTimer =self.muzzleTimer +(Time:GetSpeed()/100)
        if self.target ~= -1 and self.target ~= nil then
        if(self.fireRateTimer > self.fireRate) then
            self.muzzleFlashLight:Show()
                self.muzzleTimer=0
                self.fireRateTimer=0
                local d = Transform:Normal(0,0,1,self.muzzle,nil)
                local d = Vec3(math.random(-1,1),math.random(-1,1),math.random(-1,1))
                d = d:Normalize()
                local p=self.muzzle:GetPosition(true)
                self:Shoot(p,d*self.bulletspeed)
        end
        end
        if(self.muzzleTimer > self.muzzleTime) then
            self.muzzleFlashLight:Hide()
        end
end

function Script:UpdatePhysics()
            self:UpdateShooting()
            local position = self.entity:GetPosition(true)
    local aabb = AABB()
     aabb.min.x=position.x-self.sightRadius
        aabb.min.y=position.y-self.sightRadius
        aabb.min.z=position.z-self.sightRadius
        aabb.max.x=position.x+self.sightRadius
        aabb.max.y=position.y+self.sightRadius
        aabb.max.z=position.z+self.sightRadius
                aabb:Update()

        if self.target~=-1 and self.target~= nil then if self.entity:GetPosition():DistanceToPoint(self.target:GetPosition())>30 then
                self.target=-1
                world:ForEachEntityInAABBDo(aabb,"Callback",self.entity)
            end
        end
      --  world:ForEachEntityInAABBDo(aabb,"Callback",self.entity)

    --self.entity:Point(self.target, 2, Time:GetSpeed() * self.rotSpeed)
    if self.target~=-1 and self.target~= nil then
        self.vector = self.target:GetPosition(true)-self.entity:GetPosition(true)
        self.entity:AlignToVector(self.vector:Normalize(),2)
        local newRot = self.entity:GetRotation(true)
        self.entity:SetRotation( Vec3( 90, -180+newRot.y, newRot.z ), true)
    else
        world:ForEachEntityInAABBDo(aabb,"Callback",self.entity)
    end
end
--[[
function Script:Collision(entity, position, normal, speed)

end
--]]

--[[
function Script:Draw()

end
--]]

--[[
function Script:DrawEach(entity)

end
--]]

--[[
--This function will be called after the world is rendered, before the screen is refreshed.
--Use this to perform any 2D drawing you want the entity to display.
function Script:PostRender(context)

end
--]]

--[[
--This function will be called when the entity is deleted.
function Script:Detach()

end
--]]

--[[
--This function will be called when the last instance of this script is deleted.
function Script:Cleanup()

end
--]]
function Script:Release()
    if self.emitter~=nil then
        self.emitter:Release()
        self.emitter=nil
    end
end

function Script:Cleanup()
    self.tracer:Release()
end