Testing cascading functions in interactions

modpol_minetest/overrides/interactions/interactions.lua

@@ -80,7 +80,16 @@ minetest.register_on_player_receive_fields(function (player, formname, fields)
          if nil then
          -- buttons first
          elseif fields.test_poll then
-            modpol.interactions.binary_poll_org(pname, 1, "Poll question (yes/no):")
+            local func_announce_vote = function(vote)
+               modpol.interacts.message(
+                  pname, pname .. " voted " .. vote)
+            end
+            local func_start_poll = function(input)
+               modpol.interactions.binary_poll_user(
+                  pname, input, func_announce_vote)
+            end
+            modpol.interactions.text_query(
+               pname,"Poll question:",func_start_poll)
          elseif fields.add_org then
             modpol.interactions.add_org(pname, 1)
          elseif fields.remove_org then
@@ -227,10 +236,10 @@ end
 
 -- Function: modpol.interactions.text_query
 -- Overrides function at modpol/interactions.lua
--- input: Query (string), User (string)
+-- input: user (string), query (string), func (function)
--- output: Saves user response (string) to _contexts[pname]
+--   func input: user input (string)
--- TODO Need to switch "user" to index not name
+-- output: Applies "func" to user input
-function modpol.interactions.text_query(user, query)
+function modpol.interactions.text_query(user, query, func)
    -- set up formspec
     local formspec = {
        "formspec_version[4]",
@@ -242,15 +251,22 @@ function modpol.interactions.text_query(user, query)
     local formspec_string = table.concat(formspec, "")
     -- present to players
     minetest.show_formspec(user, "modpol:text_query", formspec_string)
+    -- put func in _contexts
+    _contexts[user] = {}
+    _contexts[user]["text_query_func"] = func
 end
 -- receive fields
 minetest.register_on_player_receive_fields(function (player, formname, fields)
       if formname == "modpol:text_query" then
          local pname = player:get_player_name()
-         if _contexts[pname] then
+         local input = fields.input
-            _contexts[pname](fields.input)
-         end
          minetest.close_formspec(pname, formname)
+         if _contexts[pname]["text_query_func"] then
+            local func = _contexts[pname]["text_query_func"]
+            func(input)
+         else
+            modpol.interactions.message(pname, "text_query: " .. input)
+         end
       end
 end)
 
@@ -285,11 +301,12 @@ end)
 -- SECONDARY INTERACTIONS
 -- ======================
 
--- Function: modpol.binary_poll_user(user, question)
+-- Function: modpol.binary_poll_user(user, question, function)
 -- Overrides function at modpol/interactions.lua
--- presents a yes/no poll to a user, returns answer
+-- Params: user (string), question (string), func (function)
--- 
+--   func input: user input (string: y/n)
-function modpol.interactions.binary_poll_user(user, question)
+-- Output: Applies "func" to user input
+function modpol.interactions.binary_poll_user(user, question, func)
    -- set up formspec
    local text = "Poll: " .. question
    local formspec = {
@@ -302,10 +319,12 @@ function modpol.interactions.binary_poll_user(user, question)
       --TKTK we could use scroll boxes to contain the text
    }
    local formspec_string = table.concat(formspec, "")
+   _contexts[user] = {}
+   _contexts[user]["binary_poll_func"] = func
    -- present to player
    minetest.show_formspec(user, "modpol:binary_poll_user", formspec_string)
+      modpol.interactions.message(user,"should have showed formspec: " .. question)
 end
-
 minetest.register_on_player_receive_fields(function (player, formname, fields)
       local pname = player:get_player_name()
       -- modpol:binary_poll
@@ -313,15 +332,13 @@ minetest.register_on_player_receive_fields(function (player, formname, fields)
          local vote = nil
          if fields.yes then vote = fields.yes
          elseif fields.no then vote = fields.no
-         elseif fields.abstain then vote = fields.abstain
-         end
-         if vote then
-            modpol.interactions.message(pname, "Vote recorded")
-            minetest.chat_send_all(pname .. " voted " .. vote)
-            --TODO : we should send the message to all in that org, not to all players
          end
          minetest.close_formspec(pname, formname)
-         return vote
+         if vote then
+            modpol.interactions.message(pname, "Vote recorded")
+            local func = _contexts[user]["binary_poll_func"]
+            func(vote)
+         end
       end
 end)