From b90a255d03f20f0ce431b13e330d7fa5dcf3c570 Mon Sep 17 00:00:00 2001
From: AlmTech Software <h1g.server@gmail.com>
Date: Wed, 8 Jan 2020 21:16:18 +0100
Subject: [PATCH] Began work on crafting system

---
 gamemode/engine/core/client/cl_holster.lua  | 12 +--
 gamemode/engine/lib/server/sv_inventory.lua | 14 ++++
 gamemode/engine/lib/sh_recipe.lua           | 82 +++++++++++++++++++++
 gamemode/settings/sh_settings.lua           |  2 +-
 4 files changed, 104 insertions(+), 6 deletions(-)
 create mode 100644 gamemode/engine/lib/sh_recipe.lua

diff --git a/gamemode/engine/core/client/cl_holster.lua b/gamemode/engine/core/client/cl_holster.lua
index e9496ba..90ade34 100644
--- a/gamemode/engine/core/client/cl_holster.lua
+++ b/gamemode/engine/core/client/cl_holster.lua
@@ -32,9 +32,11 @@ function Quantum.Client.Holster.SwitchHolster()
 		local curWep= getCurEquippedWeapon()
 		if( curWep != nil && curWep != "quantum_hands" ) then
 			local wepEnt = client:GetWeapon( curWep )
-			client:SelectWeapon( client:GetWeapon( curWep ) )
+			print(wepEnt)
+			input.SelectWeapon( wepEnt )
 		else
-			client:SelectWeapon( client:GetWeapon( "quantum_hands" ) )
+			local wepEnt = client:GetWeapon( "quantum_hands" )
+			input.SelectWeapon( wepEnt )
 		end
 	end
 end
@@ -57,7 +59,7 @@ function Quantum.Client.Holster.CheckBind()
 end
 
 hook.Add( "Think", "Quantum_Client_Holster_Hook", function() 
-	-- if( !Quantum.Client.IsInMenu ) then
-	-- 	Quantum.Client.Holster.CheckBind()
-	-- end
+	if( !Quantum.Client.IsInMenu ) then
+		Quantum.Client.Holster.CheckBind()
+	end
 end)
\ No newline at end of file
diff --git a/gamemode/engine/lib/server/sv_inventory.lua b/gamemode/engine/lib/server/sv_inventory.lua
index fdb3582..dc7cb32 100644
--- a/gamemode/engine/lib/server/sv_inventory.lua
+++ b/gamemode/engine/lib/server/sv_inventory.lua
@@ -188,6 +188,20 @@ function Quantum.Server.Inventory.FindStackable( char, item )
 	end
 end
 
+function Quantum.Server.Inventory.GetItemAmount( char, itemid, inv )
+	inv = inv || Quantum.Server.Char.GetInventory( char )
+	local amount = 0
+
+	for pos, item in pairs( inv ) do
+		if( item[1] == itemid && item[2] != nil ) then
+			if( item[2] > 0 ) then
+				amount = amount + item[2]
+			end
+		end
+	end
+	return amount
+end
+
 function Quantum.Server.Inventory.FindItemSpot( char )
 	local inv = Quantum.Server.Char.GetInventory( char )
 	local pos = 0
diff --git a/gamemode/engine/lib/sh_recipe.lua b/gamemode/engine/lib/sh_recipe.lua
new file mode 100644
index 0000000..f42a5b4
--- /dev/null
+++ b/gamemode/engine/lib/sh_recipe.lua
@@ -0,0 +1,82 @@
+--    __           _        _______        _      __   
+--   / /     /\   | |      |__   __|      | |     \ \  
+--  / /     /  \  | |_ __ ___ | | ___  ___| |__    \ \ 
+-- < <     / /\ \ | | '_ ` _ \| |/ _ \/ __| '_ \    > >
+--  \ \   / ____ \| | | | | | | |  __/ (__| | | |  / / 
+--   \_\ /_/    \_\_|_| |_| |_|_|\___|\___|_| |_| /_/  
+
+Quantum.Recipe = {}
+
+Quantum.Recipes = {}
+
+function Quantum.Recipe.Add( itemid, station, tbl )
+	if( Quantum.Item.Get( itemid ) == nil ) then return end
+
+	local returnTbl = {
+		name = tbl.name || "Secret Recipe" -- name of the recipe
+		station = station,
+		creates = itemid -- what the recipe creates
+		amount = tbl.amount -- how much you get from 1 craft
+		recipe = tbl.recipe || {}
+	}
+
+	Quantum.Recipes[ itemid ] = returnTbl
+
+	return returnTbl
+end
+
+function Quantum.Recipe.Get( itemid )
+	return Quantum.Recipes[itemid]
+end	
+
+function Quantum.Recipe.GetAvailableAmountForReq( recipe, pos, inv )
+	if( inv != nil ) then
+		return Quantum.Server.Inventory.GetItemAmount( nil, recipe[pos].item, inv )
+	end
+end
+
+function Quantum.Recipe.GetNeededAmountForReq( recipe, pos, inv )
+	if( inv != nil ) then
+		return Quantum.Recipe.GetAvailableAmountForReq( recipe, pos, inv ) - recipe[pos].amount
+	end
+end
+
+local function canMakeReq( diff ) return diff >= 0 end
+
+function Quantum.Recipe.CanMake( inv, itemid )
+	if( inv != nil && itemid != nil ) then
+
+		local recipeTbl = Quantum.Recipe.Get( itemid )
+		local rTbl = recipeTbl.recipe
+
+		local canMake = {}
+		local failedReq = {}
+
+		for i, req in pairs( rTbl ) do
+			canMake[i] = canMakeReq( Quantum.Recipe.GetNeededAmountForReq( rTbl, i, inv ) )
+			if( !canMake[i] ) then
+				failedReq[i] = req.item
+			end
+		end
+
+		return #failedReq <= 0, failedReq
+
+	end
+end
+
+function Quantum.Recipe.MakeItem( pl, itemid )
+	local recipe = Quantum.Recipe.Get( itemid )
+	local char = Quantum.Server.Char.GetCurrentCharacter( pl )
+	local inv = Quantum.Server.Char.GetInventory( char )
+
+	if( recipe != nil ) then
+		local canMake, failedReq = Quantum.Recipe.CanMake( inv, itemid )
+
+		if( canMake ) then
+			-- create item
+		else
+			-- Dont make the item
+			return
+		end
+	end
+end
\ No newline at end of file
diff --git a/gamemode/settings/sh_settings.lua b/gamemode/settings/sh_settings.lua
index 6947ea3..07224a1 100644
--- a/gamemode/settings/sh_settings.lua
+++ b/gamemode/settings/sh_settings.lua
@@ -30,7 +30,7 @@ Quantum.Money = {
 
 Quantum.Bind = {
 	OpenInventory = KEY_TAB,
-	HolsterMain = KEY_F
+	HolsterMain = KEY_Q
 }
 
 Quantum.Models = {