Began creating complex interactions in Minetest with _context

modpol/interactions/interactions.lua

@@ -11,7 +11,7 @@ modpol.interactions = {}
 -- Q: Should this return a menu of commands relevant to the specific user?
 -- Output: Displays a menu of commands to the user
 -- TKTK currently just prints all of modpol---needs major improvement
-modpol.dashboard = function(user)
+function modpol.dashboard(user)
    local output = ""
    -- Org status
    output = output .. "Orgs:\n" ..
@@ -31,7 +31,7 @@ end
 -- Function: modpol.interactions.message
 -- input: user (string), message (string)
 -- output: prints message to CLI
-modpol.interactions.message = function(user, message)
+function modpol.interactions.message(user, message)
    print(user .. ": " .. message)
 end
 
@@ -39,7 +39,7 @@ end
 -- Function: modpol.interactions.text_query
 -- input: Query (string)
 -- output: User response (string)
-modpol.interactions.text_query = function(query)
+function modpol.interactions.text_query(query)
    -- TODO
 end
 

modpol_minetest/chatcommands/chatcommands.lua

@@ -21,7 +21,7 @@ regchat(
    "modpol", {
       privs = {},
       func = function(user)
-         modpol.dashboard(user)
+         modpol.interactions.dashboard(user)
       end,
 })
 

modpol_minetest/overrides/interactions/interactions.lua

@@ -15,17 +15,16 @@ minetest.register_on_leaveplayer(function(player)
 end)
 
 -- table of formspec field responses
-
 local formspec_fields = {}
 
 -- ===================================================================
 -- MAIN MODPOL DASHBOARD
--- Function: modpol.modpol(user)
+-- Function: modpol.interactions.dashboard(user)
 -- Params: user (string)
 -- Q: Should this return a menu of commands relevant to the specific user?
 -- Output: Displays a menu of commands to the user
 -- TKTK currently a manually curated list---needs major improvement
-modpol.dashboard = function(user)
+function modpol.interactions.dashboard(user)
    -- prepare data
    -- to add: my orgs, nested orgs map
    local commands = "Command list: "
@@ -44,25 +43,30 @@ modpol.dashboard = function(user)
        "label[0.5,1.5;", minetest.formspec_escape(orgs), "]",
        "label[0.5,2.5;", minetest.formspec_escape(users), "]",
        "button[0.5,7;1,0.8;test_poll;Test poll]",
+       "button[2,7;1,0.8;add_org;Add org]",
+       "button[3.5,7;1.5,0.8;remove_org;Remove org]",
        "button_exit[8.5,7;1,0.8;close;Close]",
     }
     local formspec_string = table.concat(formspec, "")
     -- present to player
     minetest.show_formspec(user, "modpol:dashboard", formspec_string)
 end
-
+-- receive input
 minetest.register_on_player_receive_fields(function (player, formname, fields)
       if formname == "modpol:dashboard" then
          local pname = player:get_player_name()
          if fields.test_poll then
-            modpol.interactions.text_query(pname, "Poll question (yes/no):")
+            modpol.interactions.binary_poll_org(pname, 1, "Poll question (yes/no):")
+         elseif fields.add_org then
+            modpol.interactions.add_org(pname, 1)
+         elseif fields.remove_org then
+            modpol.interactions.remove_org(pname)
          end
       end
 end)
 
 -- BASIC INTERACTION FUNCTIONS --
 
--- ===================================================================
 -- Function: modpol.interactions.message
 -- input: message (string)
 -- output
@@ -70,14 +74,12 @@ modpol.interactions.message = function(user, message)
    minetest.chat_send_player(user, message)
 end
 
-
--- ===================================================================
 -- Function: modpol.interactions.text_query
 -- Overrides function at modpol/interactions.lua
 -- input: Query (string), User (string)
 -- output: User response (string)
 -- TODO Need to switch "user" to index not name
-modpol.interactions.text_query = function(user, query)
+function modpol.interactions.text_query(user, query)
    -- set up formspec
     local formspec = {
        "formspec_version[4]",
@@ -89,46 +91,67 @@ modpol.interactions.text_query = function(user, query)
     local formspec_string = table.concat(formspec, "")
     -- present to players
     minetest.show_formspec(user, "modpol:text_query", formspec_string)
-   -- receive input
-   -- return output
 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()
-         local users = modpol.list_users()
-         for k,v in ipairs(users) do
-            modpol.interactions.binary_poll_user(v, fields.input)
+         if _contexts[pname] then
+            _contexts[pname](fields.input)
          end
          minetest.close_formspec(pname, formname)
       end
 end)
 
+-- Function: dropdown_query
+-- input: user (string), label (string), options (table of strings)
+function modpol.interactions.dropdown_query(user, label, options)
+   -- set up formspec
+   local options_string = table.concat(options,",")
+   local formspec = {
+      "formspec_version[4]",
+      "size[10,4]",
+      "label[0.5,1;", minetest.formspec_escape(label), "]",
+      "dropdown[0.5,1.25;9,0.8;input;".. minetest.formspec_escape(options_string)..";;]",
+      "button[0.5,2.5;1,0.8;yes;OK]",
+   }
+   local formspec_string = table.concat(formspec, "")
+   -- present to players
+   minetest.show_formspec(user, "modpol:dropdown_query", formspec_string)
+end
+-- receive fields
+minetest.register_on_player_receive_fields(function (player, formname, fields)
+      if formname == "modpol:dropdown_query" then
+         local pname = player:get_player_name()
+         if _contexts[pname] then
+            _contexts[pname](fields.input)
+         end
+         minetest.close_formspec(pname, formname)
+      end
+end)
 
--- ===================================================================
--- BASIC PARTICIPATION FUNCTIONS
+-- SECONDARY INTERACTIONS
+-- ======================
 
-
--- ===================================================================
 -- Function: modpol.binary_poll_user(user, question)
 -- Overrides function at modpol/interactions.lua
 -- presents a yes/no poll to a user, returns answer
 -- 
 function modpol.interactions.binary_poll_user(user, question)
-    -- set up formspec
-    local text = "Poll: " .. question
-    local formspec = {
-       "formspec_version[4]",
-       "size[5,3]",
-       "label[0.375,0.5;", minetest.formspec_escape(text), "]",
-       "button[1,1.5;1,0.8;yes;Yes]",
-       "button[2,1.5;1,0.8;no;No]",
-       --TKTK can we enable text wrapping?
-       --TKTK we could use scroll boxes to contain the text
-    }
-    local formspec_string = table.concat(formspec, "")
-    -- present to player
-    minetest.show_formspec(user, "modpol:binary_poll_user", formspec_string)
+   -- set up formspec
+   local text = "Poll: " .. question
+   local formspec = {
+      "formspec_version[4]",
+      "size[5,3]",
+      "label[0.375,0.5;", minetest.formspec_escape(text), "]",
+      "button[1,1.5;1,0.8;yes;Yes]",
+      "button[2,1.5;1,0.8;no;No]",
+      --TKTK can we enable text wrapping?
+      --TKTK we could use scroll boxes to contain the text
+   }
+   local formspec_string = table.concat(formspec, "")
+   -- present to player
+   minetest.show_formspec(user, "modpol:binary_poll_user", formspec_string)
 end
 
 minetest.register_on_player_receive_fields(function (player, formname, fields)
@@ -150,3 +173,68 @@ minetest.register_on_player_receive_fields(function (player, formname, fields)
       end
 end)
 
+-- COMPLEX INTERACTIONS
+-- ====================
+
+-- Function: modpol.interactions.binary_poll_org
+-- input: initator (user string), org (number)
+-- output: interaction begins
+function modpol.interactions.binary_poll_org(initiator, org)
+   -- start formspec
+   modpol.interactions.text_query(initiator, "Poll question (yes/no):")
+   -- set user's context to followup function
+   _contexts[initiator] =
+      function(input)
+         local users = modpol.list_users()
+         for k,v in ipairs(users) do
+            modpol.interactions.binary_poll_user(v, input)
+         end
+         _contexts[initiator] = nil
+         modpol.interactions.dashboard(initiator)
+      end
+end
+
+-- Function: modpol.interactions.add_org
+-- input: initator (user string), base_org_id (ID)
+-- output: interaction begins
+function modpol.interactions.add_org(initiator, base_org_id)
+   -- start formspec
+   modpol.interactions.text_query(initiator, "Org name:")
+   -- set user's context to followup function
+   _contexts[initiator] = function(input)
+      if input then
+         local base_org = modpol.orgs.get_org(base_org_id)
+         local result = base_org:add_org(input)
+         if result then
+            local message = input .. " created"
+            modpol.interactions.message(initiator, message)
+         end
+      end
+      _contexts[initiator] = nil
+      modpol.interactions.dashboard(initiator)
+   end
+end
+
+-- Function: modpol.interactions.remove_org
+-- input: initator (user string)
+-- output: interaction begins
+function modpol.interactions.remove_org(initiator)
+   -- start formspec
+   local orgs_list = modpol.orgs.list_all()
+   local label = "Choose an org to remove:"
+   modpol.interactions.dropdown_query(initiator, label, orgs_list)
+   -- set user's context to followup function
+   _contexts[initiator] = function(input)
+      if input then
+         local target_org = modpol.orgs.get_org(input)
+         local result = target_org:delete()
+         if result then
+            local message = input .. " deleted"
+            modpol.interactions.message(initiator, message)
+         end
+      end
+      _contexts[initiator] = nil
+      modpol.interactions.dashboard(initiator)
+   end
+end
+