local CameraManager = LuaClass("CameraManager")

CameraManager.OwnerController = nil
CameraManager.OverlookCamera = nil

function CameraManager:ctor(OwnerController)
    UE.Log("[CameraManager:ctor]")

    if OwnerController == nil then
        local Controller = GameDataManager.OwnerPlayerController
        self.OwnerController = Controller
        return
    end

    self.OwnerController = OwnerController
end

function CameraManager:SetupOverlookCamera()
    if self.OwnerController == nil or UE.IsValid(self.OwnerController) == false then
        UE.LogError("[CameraManager:SetupOverlookCamera] invalid OwnerController")
        return
    end

    local WorldContextObject = self.OwnerController
    AsyncLoadTools:LoadObject(BPClassPath.CustomCameraActor,
    function(CameraClass)
        local Pawn = WorldContextObject:K2_GetPawn()
        if Pawn then
            local Camera = UGCGameSystem.SpawnActor(WorldContextObject, CameraClass, Pawn:K2_GetActorLocation(), VectorHelper.RotZero(), VectorHelper.ScaleOne(), WorldContextObject)
            Camera:K2_AttachToComponent(Pawn.CameraSocket, "", EAttachmentRule.SnapToTarget, EAttachmentRule.SnapToTarget, EAttachmentRule.SnapToTarget, false)
            self.OverlookCamera = Camera
            WorldContextObject:SetViewTargetWithBlend(Camera, 0, EViewTargetBlendFunction.VTBlend_Linear, 0, false)
        end
    end)
end

function CameraManager:GetCamera()
    return self.OverlookCamera
end

return CameraManager