Add formspec to cards for turning them into pile of cards.

init.lua

@@ -1,4 +1,4 @@
-local cardgroups = { crumbly=1, falling_node=1 }
+local cardgroups = { crumbly=1, falling_node=1, dig_immediate=3, card=1 }
 local pilegroups = { crumbly=1 }
 
 
@@ -12,12 +12,64 @@ local cardnames = {}
 local cardprefix="deck:card_"
 local cardprefixlen=string.len(cardprefix)
 
+local function pile_add_card(inv,cardname)
+   local s=inv:get_size("main")
+   minetest.log("inv size="..s)
+   local place=s
+   for i=1,s,1 do
+      local stack=inv:get_stack("main",i)
+      if stack:get_count() > 0 then
+	 place=i-1
+	 break
+      end
+   end
+   if place > 0 then
+      inv:set_stack("main",place,cardname)
+      minetest.log("deck_add_card done")
+      return true
+   end
+   return false
+end
+
+local function pile_add_card_from_pos(inv,pos)
+   local cardname=ItemStack(minetest.get_node(pos).name)
+   return pile_add_card(inv,cardname)
+end
+
+local function flip_card(pos,formname,fields,sender)
+   local n=minetest.get_node(pos)
+   local pile
+   if fields.to_stockpile then
+      pile="deck:stockpile"
+   elseif fields.to_chestpile then
+      pile="deck:chestpile"
+   else
+      minetest.log("not flipped")
+      return
+   end
+   minetest.log(n.name.." to "..pile)
+   minetest.remove_node(pos)
+   minetest.place_node(pos,{name=pile})
+   local meta=minetest.get_meta(pos)
+   local inv=meta:get_inventory()
+   pile_add_card(inv,n.name)
+   minetest.close_formspec(sender:get_player_name(),"")
+end
+
 for i = 1,table.getn(textures),1 do
    local name=cardprefix..textures[i]
    table.insert(cardnames,name)
 	minetest.register_node(name, {
 		description = descriptions[i],
 		groups = cardgroups,
+		on_construct = function(pos, placer, itemstack, pointed_thing)
+		   local meta=minetest.get_meta(pos)
+		   meta:set_string("formspec", "size[3,3]"..
+				      "label[0,0;Flip card to make a]"..
+				      "button[0,1;2,1;to_stockpile;Stockpile]"..
+				      "button[0,2;2,1;to_chestpile;Chestpile]")
+		end,
+		on_receive_fields = flip_card,
 		tiles = { textures[i]..".png" }
 	})
 end
@@ -60,25 +112,6 @@ local function pile_peek_first(inv)
    end
 end
 
-local function pile_add_card(inv,pos)
-   minetest.log("add card "..minetest.pos_to_string(pos))
-   local s=inv:get_size("main")
-   minetest.log("inv size="..s)
-   local place=s
-   for i=1,s,1 do
-      local stack=inv:get_stack("main",i)
-      if stack:get_count() > 0 then
-	 place=i-1
-	 break
-      end
-   end
-   if place > 0 then
-      inv:set_stack("main",place,ItemStack(minetest.get_node(pos).name))
-      minetest.log("deck_edd_card done")
-      return true
-   end
-   return false
-end
 
 local function add_to_inv(inv, cardname)
    local s=inv:get_size("main")
@@ -169,7 +202,7 @@ minetest.register_abm({
 	 if not string.sub(abovenode.name,1,cardprefixlen) == cardprefix then return end
 	 local meta=minetest.get_meta(pos)
 	 local inv=meta:get_inventory()
-	 if pile_add_card(inv,above) then
+	 if pile_add_card_from_pos(inv,above) then
 	    minetest.remove_node(above)
 	    while true do
 		above={x=above.x,y=above.y+1,z=above.z}
@@ -183,3 +216,25 @@ minetest.register_abm({
 	 end
       end
 })
+
+-- minetest.register_craft({
+--       output = "deck:stockpile",
+--       recipe = {{"group:card"}}
+-- })
+-- minetest.register_craft({
+--       output = "deck:chestpile",
+--       recipe = {{"group:card"}}
+-- })
+
+-- minetest.register_on_craft(function(itemstack,player,old_craft_grid,craft_inv)
+--       local s=craft_inv:get_size("craft")
+--       local i
+--       for i=1,s,1 do
+-- 	 local stack=craft_inv:get_stack("craft",1)
+-- 	 if stack:is_empty() then
+-- 	    minetest.log("empty")
+-- 	 else
+-- 	    minetest.log(stack:get_name())
+-- 	 end
+--       end
+-- end)