-- LUA Script - precede every function and global member with lowercase name of script + '_main'
 
g_foraged = g_foraged or {}

local U = require "scriptbank\\utillib"
 
local benchtomake = 1 

local benchnames = { "Planks", "Logs", "Nails", "Steel Plate", "Water Flask"}

local woodneeded   = { 4, 6, 0, 0, 1 }     -- ingredience used to craft each item listed downwards
local iingotneeded = { 0, 0, 0, 4, 0 }
local singotneeded = { 0, 0, 1, 0, 0 }
local carbonneeded = { 0, 0, 0, 2, 0 }
local hideneeded   = { 0, 0, 0, 2, 1 }

local maxbench = 5 
  
function workbench_init(e)
	Include( "utillib.lua" )
end

local pressed = false

local function haveAmount( foraged, name )
	if foraged[name] ~= nil then
		return foraged[name].amount
	else
		return 0
	end
end

local function enough( foraged, name, amount )
	if amount == 0 then
		return true
		
	elseif foraged[name] ~= nil then
		return foraged[name].amount >= amount

	else
		return false
	end
end
	
function workbench_main(e)

    --check player is near the funace
    if U.PlayerLookingNear( e, 100, 110 ) then
	
		local foraged = g_foraged
		
	       --show shop text 
        TextCenterOnX( 50, 59, 1, "Press 1 ~ " .. maxbench .. " to select the Equiptment to craft" )
        TextCenterOnX( 50, 62, 1, "Press E to Craft a " .. benchnames[benchtomake] )
         --show how much player has in inventory
        TextCenterOnX( 50, 65, 1, "No of Wood = "          .. haveAmount( foraged, 'Wood' ) .. 
		                        "  No of Iron Ingots = "   .. haveAmount( foraged, 'iIngot' ) .. 
								"  No of Steel plating = " .. haveAmount( foraged, 'sIngot' ) .. 
								"  No of Carbon = "        .. haveAmount( foraged, 'Carbon' ) .. 
								"  No of Hides = "         .. haveAmount( foraged, 'Hides' ) )
  
        --check player presses a number key and it corresponds to our items above 
        if g_Scancode > 1 and g_Scancode <= maxbench+1 then -- +1  because scancodes start at 2 for number 1 
            benchtomake = g_Scancode-1 
        end
		
        --find out if player has enough of each material seperately 
        local havewood   = enough( foraged, 'Wood',   woodneeded[benchtomake] )
		local haveiingot = enough( foraged, 'iIngot', iingotneeded[benchtomake] )
        local havesingot = enough( foraged, 'sIngot', singotneeded[benchtomake] )
		local havecarbon = enough( foraged, 'Carbon', carbonneeded[benchtomake] )
		local havehide   = enough( foraged, 'Hides',  hideneeded[benchtomake] )
		
        --now we will show number in red if player doesn't have enough 
        if havewood then
            TextCenterOnX( 50, 68, 1, woodneeded[benchtomake])
        else
            TextCenterOnXColor( 50, 68, 1, woodneeded[benchtomake], 255,0,0)
        end
        TextCenterOnX( 50, 71, 1, "Wood required" )
		
        if haveiingot then
            TextCenterOnX( 50, 74, 1, iingotneeded[benchtomake] )
        else
            TextCenterOnXColor( 50, 74, 1, iingotneeded[benchtomake], 255,0,0)
        end
        TextCenterOnX( 50, 77, 1, "Iron Ingots required" )
		
        if havesingot then
            TextCenterOnX( 50, 80, 1, singotneeded[benchtomake] )
        else
            TextCenterOnXColor( 50, 80, 1, singotneeded[benchtomake], 255,0,0)
        end
        TextCenterOnX( 50, 83, 1, "Steel Ingots required" )
		
        if havecarbon then
            TextCenterOnX( 50, 86, 1, carbonneeded[benchtomake] )
        else
            TextCenterOnXColor( 50, 86, 1, carbonneeded[benchtomake], 255,0,0)
        end
        TextCenterOnX( 50, 89, 1, "Carbon required" )	

        if havehide then
            TextCenterOnX( 50, 92, 1, hideneeded[benchtomake] )
        else
            TextCenterOnXColor( 50, 92, 1, hideneeded[benchtomake], 255,0,0)
        end
        TextCenterOnX( 50, 95, 1, "Hide required" )		
         
        --if player presses E to craft 
        if g_KeyPressE == 1 then
			if not pressed then
				pressed = true
			
			   --not enough materials 
				if havewood and haveiingot and havesingot and havecarbon and havehide then
				
					local function changeAmount( name, by )
						if foraged[name] == nil then
							foraged[name] = {amount = by}
						else
							foraged[name].amount = foraged[name].amount + by
						end
					end

					PlaySound(e, 1)
					
					changeAmount( 'Wood',   -woodneeded[benchtomake] )
					changeAmount( 'iIngot', -iingotneeded[benchtomake] )
					changeAmount( 'sIngot', -singotneeded[benchtomake] )
					changeAmount( 'Carbon', -carbonneeded[benchtomake] )
					changeAmount( 'Hides',  -hideneeded[benchtomake] )
					
					local benchName = benchnames[benchtomake]
					PromptDuration( "You Crafted a " .. benchName, 2000 ) 
					
					if benchName == "Nails" then 
						changeAmount( benchName, 10 )  
						
					elseif benchName == "Water Flask" then
						changeAmount( 'Flask', 1 )
						
					elseif benchName == "Steel Plate" then
						changeAmount( 'S Plate', 1 )
					else
						changeAmount( benchName, 1 )
					end
				else
					PromptDuration("You do not have enough Items to craft  " .. benchnames[benchtomake], 2000)
				end
			end	
		else
			pressed = false
        end
    end
end