Open-Terrarium/crafting.lua

--the crafting library

crafting = {}
crafting_open = false

crafting.craft_size = 3 --number x number

crafting_x = 120
crafting_y = 350

craft_inv_x = 120
craft_inv_y = 50

craft_output_x = 380
craft_output_y = 134

crafting_selection_x = 1
crafting_selection_y = 1

craft_inventory_selection_x = 0
craft_inventory_selection_y = 0

craft_output_selection_x = 0
craft_output_selection_y = 0

crafting.craft_inventory = {}

--create crafting inventory
for i = 1,crafting.craft_size*crafting.craft_size do
	crafting.craft_inventory[i] = {}
end

--draw entire inventory
function crafting.render_crafting()
	if crafting_open == true then
		--draw output table
		love.graphics.draw(inventory_slot,  craft_output_x, craft_output_y,0, 1, 1)
		
		--draw output selection
		if craft_output_selection_x > 0 and craft_output_selection_y > 0 then
			love.graphics.draw(inventory_slot_selection, craft_output_x, craft_output_y,0, 1, 1)
		end
		
		--draw crafting table
		local xstep = 0
		local ystep = 0
		local nextline = 0
		for i = 1,table.getn(crafting.craft_inventory) do
			--print(i)
			love.graphics.draw(inventory_slot,  craft_inv_x+(xstep*84), craft_inv_y+(84*ystep),0, 1, 1)
			--move to next step
			nextline = nextline + 1
			xstep = xstep + 1
			if nextline >=crafting.craft_size then
				nextline = 0
				ystep = ystep + 1
				xstep = 0
			end
		end
		--draw craft selection
		if craft_inventory_selection_x > 0 and craft_inventory_selection_y > 0 then
			love.graphics.draw(inventory_slot_selection,  ((craft_inventory_selection_x-1)*84)+craft_inv_x, ((craft_inventory_selection_y-1)*84)+craft_inv_y,0, 1, 1)
		end
	
		--draw inventory
		local xstep = 0
		local ystep = 0
		local nextline = 0
		for i = 1,table.getn(inventory) do
			love.graphics.draw(inventory_slot,  crafting_x+(xstep*84), crafting_y+(84*ystep),0, 1, 1)
			--move to next step
			nextline = nextline + 1
			xstep = xstep + 1
			if nextline >=inventory_size then
				nextline = 0
				ystep = ystep + 1
				xstep = 0
			end
		end
		--draw selection
		if crafting_selection_x > 0 and crafting_selection_y > 0 then
			love.graphics.draw(inventory_slot_selection,  ((crafting_selection_x-1)*84)+crafting_x, ((crafting_selection_y-1)*84)+crafting_y,0, 1, 1)
		end
		--love.graphics.rectangle("line", ((crafting_selection_x-1)*84)+crafting_x, ((crafting_selection_y-1)*84)+crafting_y, 84, 84 )
		
		--love.graphics.draw(inventory_slot_selection,  crafting_x+(inventory_selection*(inv_slot_width/2)), crafting_y,0, 1/2, 1/2)
		local xstep = 0
		local ystep = 0
		local nextline = 0
		for i = 1,table.getn(inventory) do
			--print(inventory[i]["id"])
			--texture_table[loaded_chunks[xx][yy][x][y]["block"]]
			--love.graphics.draw(texture_table[inventory[i]["id"]],  drawx,drawy,0, scale/16, scale/16)
			if inventory[i]["id"] then
				love.graphics.draw(texture_table[inventory[i]["id"]],  crafting_x+(xstep*84)+10, crafting_y+(84*ystep)+10,0, 4, 4)
				--love.graphics.draw(texture_table[inventory[i]["id"]],  crafting_x+(i*(inv_slot_width))+10, crafting_y,0, 4, 4)
				love.graphics.print( inventory[i]["count"], crafting_x+(xstep*84)+50, crafting_y+(84*ystep)+64, 0, 1, 1)
			end
			--move to next step
			nextline = nextline + 1
			xstep = xstep + 1
			if nextline >=inventory_size then
				nextline = 0
				ystep = ystep + 1
				xstep = 0
			end
		end		
	end
end

old_left_mouse = false
old_selected_slot = 0
selected_slot = 0
function crafting.move_items()
	local left = love.mouse.isDown(1)
	--local right = love.mouse.isDown(2) --split stack in half
	
	if crafting_open == true then
		if left and old_left_mouse == false then
			if crafting_selection_x > 0 and crafting_selection_y > 0 then
				if selected_slot > 0 and old_selected_slot ~= selected_slot and inventory[selected_slot]["id"] then
					print("removeing")
					local old_slot = inventory[selected_slot]
					
					inventory_remove(selected_slot,nil)
					
					selected_slot = crafting_selection_x + ((crafting_selection_y-1) * inventory_size)
					
					inventory_add(old_slot["id"],selected_slot)
					
					crafting_selection_x,crafting_selection_y = -1,-1
					selected_slot = -1
					
					old_selected_slot = selected_slot
				else
					print("test")
					selected_slot = crafting_selection_x + ((crafting_selection_y-1) * inventory_size)
				end
				
			end
		end
	end
	
	old_left_mouse = left
end