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This module is invoked by the {{Dialogue}} template.


--| Creates dialogue definition lists
--- For whatever reason, refuses to make blockquotes
--- <nowiki>
local Dialogue = {}

----
-- Libraries and Globals
----
-- Parses invocation and template parameters, trims whitespace, and removes blanks.
local getArgs = require('Dev:Arguments').getArgs

----
-- Local Functions
----
local function makeInvokeFunc(funcName)
  return function (frame)
    local args = getArgs(frame)
    return Dialogue[funcName](args)
  end
end

----
-- Public Functions
----
--% Formats dialogue between multiple speakers
--- Intended to replace {{Dialogue}}.  
--- Syntax compliant with [[wikipedia:Template:Dialogue]] 
--- with portability and citation modifications
--@ frame (table) Invokes the frame from {{Dialogue}}. See [[Template:Dialogue/doc]].
--: (string) HTML <dl />
Dialogue.main = makeInvokeFunc('dialogue')
--% & crafts the Dialogue definition list
--@ args (table) Arguments passed from Module function call <code>[.main]</code> or other Lua Modules
function Dialogue.dialogue (args)
  local block = mw.html.create('dl'):addClass('dialogue-wrapper')
  for i,v in ipairs(args) do
    local next_param = i + 1
    local mood_line = next_param / 2
      if i == 1 then 
        if v == 'action' then
          block:tag('dd')
          :tag('small'):attr('data-dialogue','action')
          :tag('u')
          :wikitext('['..args[next_param]..']')
          :done():done():done()
        else
          local speaker = 
            (args[i] and args[args[i]]) 
            and args[args[i]]
            or (
                type(args[i]) == 'string' 
                    and mw.text.trim(args[i]):len() > 0
                ) 
              and args[i] 
              or nil
          speaker = speaker and string.format("'''%s'''", speaker)
          local mood = args['mood'..mood_line] or nil
          mood = mood and string.format("&nbsp;''(%s)''", mood)
          if speaker or mood then
            block:tag('dt')
            :wikitext(
              ('%s%s'):format( speaker or '', mood or '')
            ):done()
          end
          if args[next_param] then
            block:tag('dd'):tag('q')
            :wikitext(args[next_param])
            :done():done()
          else
            block:tag('dd'):wikitext('...'):done()
          end
        end
      elseif math.fmod(i, 2) == 1 then
        if v == 'action' then
          block:tag('dd')
          :tag('small')
          :attr('data-dialogue','action')
          :tag('u')
          :wikitext('['..args[next_param]..']')
          :done():done():done()
        else
          local speaker = 
            (args[i] and args[args[i]]) 
            and args[args[i]]
            or (
                type(args[i]) == 'string' 
                    and mw.text.trim(args[i]):len() > 0
                ) 
              and args[i] 
              or nil
          speaker = speaker and string.format("'''%s'''", speaker)
          local mood = args['mood'..mood_line] or nil
          mood = mood and string.format("&nbsp;''(%s)''", mood)
          if speaker or mood then
            block:tag('dt')
            :wikitext(
              ('%s%s'):format( speaker or '', mood or '')
            )
            :done()
          end
          if args[next_param] then
            block:tag('dd'):tag('q')
            :wikitext(args[next_param])
            :done():done()
          else
            block:tag('dd'):wikitext('...'):done()
          end
        end
      end
  end
  block:done()
  if args['cite'] then
    block:tag('cite'):wikitext(string.format("— %s", args['cite'])):done()
  end
  return tostring(block)
end

----
-- Output
----
return Dialogue
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