item_name = {}
item_type = {}
item_slot = {}
item_weight = {}
item_quantity = {}
item_image = {}
item_sprite = {}
slot_taken = {}
item_quantity_held = {}
shown = 0

max_weight = 9 --how many items you can carry 
slot_sizex = 8 --how big 1 thumbnail slot is (x%)
slot_sizey = 8 
bag_x = 5 --position of the inventory bag on screen
bag_y = 30 
focus_sizex = slot_sizex * 8 --when mousing over an item how big it will show
focus_sizey = slot_sizey * 8 
focus_x = 50 - (focus_sizex/2) --where to place the image of a moused over item
focus_y = 50 - (focus_sizey/2)
bag_size_x = 24 --size of the inventory image on screen (x%)
bag_size_y = 49
max_shown = 3 --how many icons are shown while inventory is open
slot1_offsetx = 2 --position of the first slot inside your inventory image (relative to the inventory image)
slot1_offsety = 10 
inv_i = LoadImage("scriptbank\\images\\inventory\\inventory.png") --location of the inventory image
cursor_size_x = 1 --size of the cursor image 
cursor_size_y = 1 
cursor_i = LoadImage("scriptbank\\images\\inventory\\cursor.png") --location of the cursor image (mouse)

inv = CreateSprite(inv_i)
SetSpriteSize(inv,bag_size_x,bag_size_y)
SetSpriteDepth(inv,10)
SetSpritePosition(inv,200,200)

cursor = CreateSprite(cursor_i)
SetSpriteSize(cursor,cursor_size_x,cursor_size_y)
SetSpriteDepth(cursor,9)
SetSpritePosition(cursor,200,200)



show_inv = 0
ipressed = 0
clicked = 0
current_slot = 1 
current_weight = 0
current_slot_shown = 0
deleted = 0

last_gun = ""

function inventory_init(e)

end 

function inventory_main(e)

	if GetScancode() == 23 and ipressed == 0 then 
		ipressed = 1 
		if show_inv == 0 then 
			PlaySound(e,0)
			show_inv = 1 
			last_gun = g_PlayerGunName
			SetPlayerWeapons(0)
			ActivateMouse()
		else 
			PlaySound(e,1)
			SetPlayerWeapons(1)
			ChangePlayerWeapon(last_gun)
			show_inv = 0 
			DeactivateMouse()
		end 
	end 

	
	if show_inv == 1 then 
		PasteSpritePosition(inv,bag_x,bag_y)
		TextCenterOnX(bag_x+(bag_size_x/2),bag_y+(slot1_offsety/2),3,"Weight = "..current_weight.." / "..max_weight)
		slotx = (bag_x+slot1_offsetx)+(bag_size_x/4)
		sloty = bag_y+slot1_offsety
		shown = 0
		for a = current_slot_shown, 999 do 
			if slot_taken[a] ~= nil then
				if tonumber(item_quantity_held[item_name[slot_taken[a]]]) > 0 then 
					shown = shown + 1 
					if g_MouseX > slotx and g_MouseX <= slotx+slot_sizex then 
						if g_MouseY > sloty and g_MouseY <= sloty+slot_sizey then 
							SetSpriteSize(item_sprite[slot_taken[a]],focus_sizex,focus_sizey)
							PasteSpritePosition(item_sprite[slot_taken[a]],focus_x,focus_y)
							Text(focus_x+(focus_sizex/4),focus_y+(focus_sizey/2.5),5,item_quantity_held[item_name[slot_taken[a]]].." x ")
							Text(focus_x+(focus_sizex/4),focus_y+(focus_sizey/1.5),4,"W "..(item_weight[slot_taken[a]]*(item_quantity_held[item_name[slot_taken[a]]]/item_quantity[slot_taken[a]])).."kg")
							if g_MouseClick == 1 and clicked == 0 then 
								clicked = 1 
								if item_type[slot_taken[a]] == "ammo" then 
									AddPlayerAmmo(slot_taken[a])
									item_quantity_held[item_name[slot_taken[a]]] = item_quantity_held[item_name[slot_taken[a]]] - item_quantity[slot_taken[a]]
									current_weight = current_weight - item_weight[slot_taken[a]]
									PlaySound(slot_taken[a],0)
								elseif item_type[slot_taken[a]] == "health" then 
									AddPlayerHealth(slot_taken[a])
									item_quantity_held[item_name[slot_taken[a]]] = item_quantity_held[item_name[slot_taken[a]]] - item_quantity[slot_taken[a]]
									current_weight = current_weight - item_weight[slot_taken[a]]
									PlaySound(slot_taken[a],0)
								elseif item_type[slot_taken[a]] == "key" and g_Entity[slot_taken[a]]['collected'] == 0 then 
									PromptDuration("Added "..item_name[slot_taken[a]].." to keyring",2000)
									current_weight = current_weight - item_weight[slot_taken[a]]
									item_weight[slot_taken[a]] = 0
									Collected(slot_taken[a])
									PlaySound(slot_taken[a],1)
								elseif item_type[slot_taken[a]] == "drink" then 
									if thirsty > 0 then 
										thirsty = thirsty - item_weight[slot_taken[a]]
										if thirsty < 0 then 
											thirsty = 0
										end
									end
									item_quantity_held[item_name[slot_taken[a]]] = item_quantity_held[item_name[slot_taken[a]]] - item_quantity[slot_taken[a]]
									current_weight = current_weight - item_weight[slot_taken[a]]
									item_weight[slot_taken[a]] = 0 
									PlaySound(slot_taken[a],1)
								elseif item_type[slot_taken[a]] == "food" then 
									if hungry > 0 then 
										hungry = hungry - item_weight[slot_taken[a]]
										if hungry < 0 then 
											hungry = 0
										end 
									end 
									item_quantity_held[item_name[slot_taken[a]]] = item_quantity_held[item_name[slot_taken[a]]] - item_quantity[slot_taken[a]]
									current_weight = current_weight - item_weight[slot_taken[a]]
									item_weight[slot_taken[a]] = 0 
									PlaySound(slot_taken[a],1)
								end 
							end 
						else 
							SetSpriteSize(item_sprite[slot_taken[a]],slot_sizex,slot_sizey)
						end
					else 
						SetSpriteSize(item_sprite[slot_taken[a]],slot_sizex,slot_sizey)
					end 
					SetSpriteSize(item_sprite[slot_taken[a]],slot_sizex,slot_sizey)
					PasteSpritePosition(item_sprite[slot_taken[a]],slotx,sloty)
					Text(slotx+1,sloty+(slot_sizey/2.5),2,item_quantity_held[item_name[slot_taken[a]]].." x ")
					Text(slotx+1,sloty+(slot_sizey/1.5),2,"W "..(item_weight[slot_taken[a]]*(item_quantity_held[item_name[slot_taken[a]]]/item_quantity[slot_taken[a]])).."kg")
					sloty = sloty+slot_sizey
				else 
					Destroy(slot_taken[a])
					shown = shown - 1 
					deleted = deleted + 1 
					slot_taken[a] = nil 
				end 
			end 
			if shown >= max_shown then 
				break
			end 
		end 
		
		if g_MouseWheel < 0 and current_slot_shown < current_slot-shown and shown >= 3 then 
			current_slot_shown = current_slot_shown + 1 
		elseif g_MouseWheel > 0 and current_slot_shown > 0 then 
			current_slot_shown = current_slot_shown - 1 
		end 
		SetSpritePosition(cursor,g_MouseX,g_MouseY)

	else
		current_slot_shown = 0
		SetSpritePosition(cursor,200,200)
	end 

	if GetScancode() == 0 then 
		ipressed = 0
	end 
	if g_MouseClick == 0 then 
		clicked = 0 
	end 
end 


function inventory_exit(e)


end 

function PlayerLooking(e,dis,v)
if g_Entity[e] ~= nil then
if dis == nil then
dis = 3000
end
if v == nil then
v = 0.5
end
if GetPlayerDistance(e) <= dis then
local destx = g_Entity[e]['x'] - g_PlayerPosX
local destz = g_Entity[e]['z'] - g_PlayerPosZ
local angle = math.atan2(destx,destz)
angle = angle * (180.0 / math.pi)

if angle <= 0 then
angle = 360 + angle
elseif angle > 360 then
angle = angle - 360
end
while g_PlayerAngY < 0 or g_PlayerAngY > 360 do
if g_PlayerAngY <= 0 then
g_PlayerAngY = 360 + g_PlayerAngY
elseif g_PlayerAngY > 360 then
g_PlayerAngY = g_PlayerAngY - 360
end
end
local L = angle - v
local R = angle + v
if L <= 0 then
L = 360 + L 
elseif L > 360 then
L = L - 360
end
if R <= 0 then
R = 360 + R
elseif R > 360 then
R = R - 360
end

if (L < R and math.abs(g_PlayerAngY) > L and math.abs(g_PlayerAngY) < R) then
return 1
elseif (L > R and (math.abs(g_PlayerAngY) > L or math.abs(g_PlayerAngY) < R)) then
return 1
else
return 0
end
else
return 0
end
end
end