Module:WeeklyEvent

docs

mw:Extension:Scribunto

mw:Module:Arguments

https://dev.fandom.com/wiki/Lua_reference_manual/Scribunto_libraries

https://en.wikipedia.org/wiki/Wikipedia:Comparable_Lua_functions_to_wikitext

---

local p = {}

local function d(fmt, rel)
  return mw.getContentLanguage():formatDate(fmt, rel)
end

function p.links(frame)
  local args    = frame:getParent().args
  local prefix  = args.prefix  or 'Meeting Notes'
  local joiner  = args.joiner  or ' '
  local weekday = args.weekday or 'Tuesday'

  -- show segment iff arg PROVIDED (nil => omit); blank string allowed
  local t_prev   = args.text_prev   -- label for last occurrence
  local t_cur    = args.text_this   -- label for upcoming occurrence (semantic "this" == next weekday)
  local t_next   = args.text_next   -- label for occurrence after upcoming
  local preload  = args.preload
  local t_create = args.create_text -- label for create link; requires preload too

  -- Semantics:
  -- prev = last weekday
  -- cur  = next weekday (the one you're about to write)
  -- next = weekday after cur
  local prevdate = d('Y m d', 'last ' .. weekday)
  local curdate  = d('Y m d', 'next ' .. weekday)
  local nextdate = d('Y m d', 'next ' .. weekday .. ' + 7 days')

  local prevTitle = table.concat({prefix, prevdate}, joiner)
  local curTitle  = table.concat({prefix, curdate}, joiner)
  local nextTitle = table.concat({prefix, nextdate}, joiner)

  local parts = {}
  local function add_link(title, label)
    table.insert(parts, string.format('[[%s|%s]]', title, label or ''))
  end

  if t_prev ~= nil then add_link(prevTitle, t_prev) end
  if t_cur  ~= nil then add_link(curTitle,  t_cur)  end
  if t_next ~= nil then add_link(nextTitle, t_next) end

  -- Create link targets the upcoming occurrence (curTitle), not the later one.
  if preload and preload ~= '' and t_create ~= nil then
    local url = mw.uri.canonicalUrl(curTitle, { action='edit', preload=preload })
    table.insert(parts, string.format('[%s %s]', tostring(url), t_create))
  end

  local out = mw.text.trim(table.concat(parts, ' · '))

  return frame:extensionTag{
    name = 'span',
    content = out,
    args = { class = 'weekly-event-inline' }
  }
end

return p