-- Note: Called whenever workspace.CurrentCamera changes, but also on initialization of this script


function CameraModule:OnCurrentCameraChanged()
	local currentCamera = game.Workspace.CurrentCamera
	if not currentCamera then return end
	
	if self.cameraSubjectChangedConn then
		self.cameraSubjectChangedConn:Disconnect()
	end

	if self.cameraTypeChangedConn then
		self.cameraTypeChangedConn:Disconnect()
	end

	self.cameraSubjectChangedConn = currentCamera:GetPropertyChangedSignal("CameraSubject"):Connect(function()
		self:OnCameraSubjectChanged(currentCamera.CameraSubject)
	end)

	self.cameraTypeChangedConn = currentCamera:GetPropertyChangedSignal("CameraType"):Connect(function()
		self:OnCameraTypeChanged(currentCamera.CameraType)
	end)

	self:OnCameraSubjectChanged(currentCamera.CameraSubject)
	self:OnCameraTypeChanged(currentCamera.CameraType)
end

function CameraModule:OnLocalPlayerCameraPropertyChanged(propertyName)
	if propertyName == "CameraMode" then
		-- CameraMode is only used to turn on/off forcing the player into first person view. The
		-- Note: The case "Classic" is used for all other views and does not correspond only to the ClassicCamera module
		if Players.LocalPlayer.CameraMode == Enum.CameraMode.LockFirstPerson then
			-- Locked in first person, use ClassicCamera which supports this
			if not self.activeCameraController or self.activeCameraController:GetModuleName() ~= "ClassicCamera" then
				self:ActivateCameraController(CameraUtils.ConvertCameraModeEnumToStandard(Enum.DevComputerCameraMovementMode.Classic))
			end
			
			if self.activeCameraController then
				self.activeCameraController:UpdateForDistancePropertyChange()
			end
		elseif Players.LocalPlayer.CameraMode == Enum.CameraMode.Classic then
			-- Not locked in first person view
			local cameraMovementMode =self: GetCameraMovementModeFromSettings()
			self:ActivateCameraController(CameraUtils.ConvertCameraModeEnumToStandard(cameraMovementMode))
		else
			warn("Unhandled value for property player.CameraMode: ",Players.LocalPlayer.CameraMode)
		end
	
	elseif propertyName == "DevComputerCameraMode" or 
		   propertyName == "DevTouchCameraMode" then
		local cameraMovementMode = self:GetCameraMovementModeFromSettings()
		self:ActivateCameraController(CameraUtils.ConvertCameraModeEnumToStandard(cameraMovementMode))
		
	elseif propertyName == "DevCameraOcclusionMode" then
		self:ActivateOcclusionModule(Players.LocalPlayer.DevCameraOcclusionMode)
		
	elseif propertyName == "CameraMinZoomDistance" or propertyName == "CameraMaxZoomDistance" then
		if self.activeCameraController then
			self.activeCameraController:UpdateForDistancePropertyChange()
		end
	elseif propertyName == "DevTouchMovementMode" then
		
	elseif propertyName == "DevComputerMovementMode" then
		
	elseif propertyName == "DevEnableMouseLock" then
		-- This is the enabling/disabling of "Shift Lock" mode, not LockFirstPerson (which is a CameraMode)
		
		-- Note: Enabling and disabling of MouseLock mode is normally only a publish-time choice made via
		-- the corresponding EnableMouseLockOption checkbox of StarterPlayer, and this script does not have
		-- support for changing the availability of MouseLock at runtime (this would require listening to
		-- Player.DevEnableMouseLock changes)
	end
end

function CameraModule:OnUserGameSettingsPropertyChanged(propertyName)
	
	if propertyName == 	"ComputerCameraMovementMode" then
		local cameraMovementMode = self:GetCameraMovementModeFromSettings()
		self:ActivateCameraController(CameraUtils.ConvertCameraModeEnumToStandard(cameraMovementMode))
	end
end