From 8e8e8607c64f94eeb413cb323aaa38a4ff083f01 Mon Sep 17 00:00:00 2001
From: Vitalie Ciubotaru <vitalie@ciubotaru.tk>
Date: Sat, 5 Mar 2016 23:02:00 +0900
Subject: [PATCH] Added 'currency' as dependency; added cash deposit and
 withdrawal

---
 atm.lua              | 57 ++++++++++++++++++++++++++++++++++++++++++++
 depends.txt          |  1 +
 exchange_machine.lua | 57 ++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 115 insertions(+)

diff --git a/atm.lua b/atm.lua
index 188dfc2..f4ff879 100644
--- a/atm.lua
+++ b/atm.lua
@@ -6,6 +6,7 @@ local atm_form = "global_exchange:atm_form"
 
 local main_menu =[[
 size[6,2]
+button[0,0;2,1;cash;Cash In/Out]
 button[2,0;2,1;info;Account Info]
 button[4,0;2,1;wire;Wire Monies]
 button[1,1;4,1;transaction_log;Transaction Log]
@@ -37,6 +38,33 @@ local function unique()
 	return ret
 end
 
+function cash_fs(p_name)
+  local balance = exchange:get_balance(p_name)
+  local formspec =
+    'size[8,9]'..
+    'label[0,0;' .. p_name .. '\'s account]' ..
+    'label[0,1;Balance: ' .. balance .. ']' ..
+    --money
+    'list[detached:global_exchange;money;0,2;3,1;]'..
+    --player inventory
+    'list[current_player;main;0,5;8,4;]'
+--print(formspec)
+  return formspec
+end
+
+function bills2balance(stack, p_name)
+  local bal = exchange:get_balance(p_name)
+  local name = stack:get_name()
+  local count = stack:get_count()
+  if name == 'currency:minegeld' then
+    bal = bal + count
+  elseif name == 'currency:minegeld_5' then
+    bal = bal + count * 5
+  elseif name == 'currency:minegeld_10' then
+    bal = bal + count * 10
+  end
+  return bal
+end
 
 local function info_fs(p_name)
 	local balance = exchange:get_balance(p_name)
@@ -133,6 +161,35 @@ minetest.register_on_player_receive_fields(function(player, formname, fields)
 		minetest.show_formspec(p_name, atm_form, main_menu)
 	end
 
+	if fields.cash then
+		minetest.show_formspec(p_name, atm_form, cash_fs(p_name))
+		local balance = exchange:get_balance(p_name)
+		local inv = minetest.get_inventory({type="detached", name="global_exchange"})
+		inv:set_size('money', 3)
+		local stacks = inv:get_list('money')
+		local tens = math.floor(balance/10)
+		if tens > 0 then
+			inv:set_stack('money', 1, 'currency:minegeld_10 ' .. tens)
+			balance = balance - tens * 10
+		else
+			inv:set_stack('money', 1, '')
+		end
+		local fives = math.floor(balance/5)
+		if fives > 0 then
+			inv:set_stack('money', 2, 'currency:minegeld_5 ' .. fives)
+			balance = balance - fives * 5
+		else
+			inv:set_stack('money', 2, '')
+		end
+		local ones = math.floor(balance)
+		if ones > 0 then
+			inv:set_stack('money', 3, 'currency:minegeld ' .. ones)
+			balance = balance - ones
+		else
+			inv:set_stack('money', 3, '')
+		end
+	end
+
 	if fields.info then
 		minetest.show_formspec(p_name, atm_form, info_fs(p_name))
 	end
diff --git a/depends.txt b/depends.txt
index 5e78c21..fbf313c 100644
--- a/depends.txt
+++ b/depends.txt
@@ -1 +1,2 @@
 default?
+currency
\ No newline at end of file
diff --git a/exchange_machine.lua b/exchange_machine.lua
index b8c84e5..7af44fb 100644
--- a/exchange_machine.lua
+++ b/exchange_machine.lua
@@ -198,6 +198,63 @@ minetest.after(0, function()
 			inv:add_item("main", item_name)
 			show_main(p_name, item_name)
 		end,
+  on_put = function(inv, listname, index, stack, player)
+    local p_name = player:get_player_name()
+    if listname == 'money' and minetest.get_item_group(stack:get_name(), 'minegeld') then
+      local balance = bills2balance(stack, p_name)
+      exchange:set_balance(p_name, balance)
+      local stacks = inv:get_list('money')
+      local tens = math.floor(balance/10)
+      if tens > 0 then
+        inv:set_stack('money', 1, 'currency:minegeld_10 ' .. tens)
+        balance = balance - tens * 10
+      else
+        inv:set_stack('money', 1, '')
+      end
+      local fives = math.floor(balance/5)
+      if fives > 0 then
+        inv:set_stack('money', 2, 'currency:minegeld_5 ' .. fives)
+        balance = balance - fives * 5
+      else
+        inv:set_stack('money', 2, '')
+      end
+      local ones = math.floor(balance)
+      if ones > 0 then
+        inv:set_stack('money', 3, 'currency:minegeld ' .. ones)
+        balance = balance - ones
+      else
+        inv:set_stack('money', 3, '')
+      end
+    end
+    minetest.show_formspec(p_name, "global_exchange:atm_form", cash_fs(p_name)) --redraw with new balance
+  end,
+  allow_put = function(inv, listname, index, stack, player)
+    local name = stack:get_name()
+    if listname == 'money' and minetest.get_item_group(name, 'minegeld') > 0 then
+      return stack:get_count()
+    end
+    return 0
+  end,
+  on_take = function(inv, listname, index, stack, player)
+    local p_name = player:get_player_name()
+    if listname == 'money' and minetest.get_item_group(stack:get_name(), 'minegeld') then
+      local name = stack:get_name()
+      local count = stack:get_count()
+      local delta
+      if name == 'currency:minegeld' then
+        delta = count
+      elseif name == 'currency:minegeld_5' then
+        delta = count * 5
+      elseif name == 'currency:minegeld_10' then
+        delta = count * 10
+      end
+      exchange:change_balance(p_name, -delta) --let's hope it always returns success
+    end
+    minetest.show_formspec(p_name, "global_exchange:atm_form", cash_fs(p_name)) --redraw with new balance
+  end,
+  allow_take = function(inv, listname, index, stack, player)
+    return stack:get_count()
+  end,
 	})
 
 	local selectable_list,n = {},1