-- LUA Script - precede every function and global member with lowercase name of script + '_main'
-- Player Collects Health

--set to 1 to make player press E to heal (otherwise healing will happen automatically over time set)
local manual_mode = 1 
--how much to heal for each delay
local heal_per_tick = 100 
--how long to wait before heal takes effect (to simulate applying bandage - if leave zone then heal is reset)
local tick_time = 1000
--max times zone can be used (-1 for infinite)
local uses_remaining = -1

local new_tick_time = nil 
local max_health = nil 
local healing = {}
pressed = 0 

function healingzone_init(e)
	healing[e] = 0
end

function healingzone_main(e)

	if max_health == nil then 
		max_health = g_gameloop_StartHealth
		return 
	end 
	
	if uses_remaining > 0 or uses_remaining == -1 then 
		if g_Entity[e]['plrinzone']==1 and g_PlayerHealth > 0 then
			if g_PlayerHealth < max_health then 
				if healing[e] == 0 then 
					new_tick_time = nil 
					if manual_mode == 1 then 
						if uses_remaining > -1 then 
							--FieldMessage(e, 3, "The Medicine looks ok!", "Press E to take", 1)
							TextCenterOnX(50,80,3,"This Medicine looks OK! , Press E to take. ("..uses_remaining.." uses left)")
						else 
							TextCenterOnX(50,80,3,"This Medicine looks OK! , Press E to take")
						end 
						if g_KeyPressE == 1 and pressed == 0 then 
							pressed = 1 
							healing[e] = 1 
						end 
					else 
						TextCenterOnX(50,80,3,"This Medicine looks OK!")
						healing[e] = 1 
					end 
				end 
			else 
				TextCenterOnX(50,80,3,"This Medicine looks ok but you don't need it right now")
			end 
		end 
	elseif healing[e] == 0 then 
		Destroy(e)
	end 
	
	if healing[e] == 1 then 
		if GetPlayerInZone(e) == 0 then 
			healing[e] = 0 
			return 
		end 
		if new_tick_time == nil then 
			new_tick_time = g_Time + tick_time
		end 
		TextCenterOnX(50,80,3,"Healing... "..(math.ceil((new_tick_time-g_Time)/1000)).."s")
		if g_Time >= new_tick_time then 
			if uses_remaining > -1 then 
				uses_remaining = uses_remaining - 1 
			end 
			PlaySound(e,0)
			if g_PlayerHealth+heal_per_tick < max_health then 
				SetPlayerHealth(g_PlayerHealth+heal_per_tick)
			else 
				SetPlayerHealth(max_health)
			end 
			healing[e] = 0 
		end 
	end 
	
	if g_KeyPressE == 0 then
		pressed = 0
	end
	
end