local piggyBackInProgress = false

RegisterCommand("piggyback",function(source, args)
	if not piggyBackInProgress then
		piggyBackInProgress = true
		local player = PlayerPedId()	
		lib = 'anim@arena@celeb@flat@paired@no_props@'
		anim1 = 'piggyback_c_player_a'
		anim2 = 'piggyback_c_player_b'
		distans = -0.07
		distans2 = 0.0
		height = 0.45
		spin = 0.0		
		length = 100000
		controlFlagMe = 49
		controlFlagTarget = 33
		animFlagTarget = 1
		local closestPlayer = GetClosestPlayer(3)
		target = GetPlayerServerId(closestPlayer)
		if closestPlayer ~= nil then
			print("triggering cmg2_animations:sync")
			TriggerServerEvent('cmg2_animations:sync', closestPlayer, lib, anim1, anim2, distans, distans2, height,target,length,spin,controlFlagMe,controlFlagTarget,animFlagTarget)
		else
			print("[CMG Anim] No player nearby")
		end
	else
		piggyBackInProgress = false
		ClearPedSecondaryTask(GetPlayerPed(-1))
		DetachEntity(GetPlayerPed(-1), true, false)
		local closestPlayer = GetClosestPlayer(3)
		target = GetPlayerServerId(closestPlayer)
		TriggerServerEvent("cmg2_animations:stop",target)
	end
end,false)

RegisterNetEvent('cmg2_animations:syncTarget')
AddEventHandler('cmg2_animations:syncTarget', function(target, animationLib, animation2, distans, distans2, height, length,spin,controlFlag)
	local playerPed = GetPlayerPed(-1)
	local targetPed = GetPlayerPed(GetPlayerFromServerId(target))
	piggyBackInProgress = true
	print("triggered cmg2_animations:syncTarget")
	RequestAnimDict(animationLib)

	while not HasAnimDictLoaded(animationLib) do
		Citizen.Wait(10)
	end
	if spin == nil then spin = 180.0 end
	AttachEntityToEntity(GetPlayerPed(-1), targetPed, 0, distans2, distans, height, 0.5, 0.5, spin, false, false, false, false, 2, false)
	if controlFlag == nil then controlFlag = 0 end
	TaskPlayAnim(playerPed, animationLib, animation2, 8.0, -8.0, length, controlFlag, 0, false, false, false)
end)

RegisterNetEvent('cmg2_animations:syncMe')
AddEventHandler('cmg2_animations:syncMe', function(animationLib, animation,length,controlFlag,animFlag)
	local playerPed = GetPlayerPed(-1)
	print("triggered cmg2_animations:syncMe")
	RequestAnimDict(animationLib)

	while not HasAnimDictLoaded(animationLib) do
		Citizen.Wait(10)
	end
	Wait(500)
	if controlFlag == nil then controlFlag = 0 end
	TaskPlayAnim(playerPed, animationLib, animation, 8.0, -8.0, length, controlFlag, 0, false, false, false)

	Citizen.Wait(length)
end)

RegisterNetEvent('cmg2_animations:cl_stop')
AddEventHandler('cmg2_animations:cl_stop', function()
	piggyBackInProgress = false
	ClearPedSecondaryTask(GetPlayerPed(-1))
	DetachEntity(GetPlayerPed(-1), true, false)
end)

function GetPlayers()
    local players = {}

    for i = 0, 255 do
        if NetworkIsPlayerActive(i) then
            table.insert(players, i)
        end
    end

    return players
end

function GetClosestPlayer(radius)
    local players = GetPlayers()
    local closestDistance = -1
    local closestPlayer = -1
    local ply = GetPlayerPed(-1)
    local plyCoords = GetEntityCoords(ply, 0)

    for index,value in ipairs(players) do
        local target = GetPlayerPed(value)
        if(target ~= ply) then
            local targetCoords = GetEntityCoords(GetPlayerPed(value), 0)
            local distance = GetDistanceBetweenCoords(targetCoords['x'], targetCoords['y'], targetCoords['z'], plyCoords['x'], plyCoords['y'], plyCoords['z'], true)
            if(closestDistance == -1 or closestDistance > distance) then
                closestPlayer = value
                closestDistance = distance
            end
        end
    end
	print("closest player is dist: " .. tostring(closestDistance))
	if closestDistance <= radius then
		return closestPlayer
	else
		return nil
	end
end