init.lua

   1 karaoke = {}
   2
   3 local storage = minetest.get_mod_storage("karaoke")
   4 local etime, lines
   5
   6 function karaoke.remaining()
   7         return lines
   8 end
   9
  10 function karaoke.sing(title)
  11         local text = storage:get_string(title)
  12
  13         if text == "" then
  14                 return false, "Song not found"
  15         end
  16
  17         lines = text:split("\n")
  18         etime = 0
  19 end
  20
  21 minetest.register_chatcommand("kedit", {
  22         func = function(param)
  23                 minetest.show_formspec("karaoke", [[
  24                         size[9,5;]
  25                         field[0.5,0.3;8.5,1;title;Song Title;]] .. param .. [[]
  26                         textarea[0.5,1.1;8.5,4;text;Song Text;]] .. storage:get_string(param) .. [[]
  27                         button_exit[3.3,4.5;2,1;save;Save]
  28                 ]])
  29         end,
  30 })
  31
  32 minetest.register_chatcommand("kdelete", {
  33         func = function(param)
  34                 storage:set_string(param, "")
  35                 return true, "Song deleted: " .. param
  36         end,
  37 })
  38
  39 minetest.register_chatcommand("ksing", {
  40         func = karaoke.sing,
  41 })
  42
  43 minetest.register_chatcommand("kcancel", {
  44         func = function()
  45                 etime, lines = nil
  46         end,
  47 })
  48
  49 minetest.register_chatcommand("klist", {
  50         func = function()
  51                 local songs = {}
  52
  53                 for k in pairs(storage:to_table().fields) do
  54                         table.insert(songs, k)
  55                 end
  56
  57                 return true, table.concat(songs, ", ")
  58         end,
  59 })
  60
  61 minetest.register_on_formspec_input(function(formname, fields)
  62         if formname == "karaoke" and fields.title and fields.text and fields.title ~= "" and fields.text ~= "" then
  63                 storage:set_string(fields.title, fields.text)
  64                 print("Song saved: " .. fields.title)
  65         end
  66 end)
  67
  68 minetest.register_globalstep(function(dtime)
  69         if lines then
  70                 etime = etime - dtime
  71
  72                 if etime < 0 then
  73                         local line = table.remove(lines, 1)
  74
  75                         if line then
  76                                 minetest.send_chat_message("/me " .. minetest.colorize("#C609FF", line) .. "")
  77                                 etime = line:len() * 0.1
  78                         else
  79                                 etime, lines = nil
  80                         end
  81                 end
  82         end
  83 end)