Difference between revisions of "Module:Spell"

Revision as of 16:30, 30 January 2016

This module generates the spell tables.
local p = {}
local data = mw.loadData('Module: Table of spells')

local function table_has_value(t, v)
  if t ~= nil then
    for _,x in pairs(t) do if x == v then return true end end
  end
  return false
end

local function table_keys_sorted(t)
  local keys = {}
  for k in pairs(t) do
    table.insert(keys, k)
  end
  table.sort(keys)
  return keys
end

local function names_by_level()
  local names = table_keys_sorted(data)
  table.sort(names, function(a, b)
    if data[a].level == data[b].level then
      return a < b
    else
      return data[a].level < data[b].level
    end
  end)
  return names
end

local function spell_table_header()
  return [=[{| class="prettytable"
!|Icon
!|Name
!|Schools
!|Level
!|Power<br>cap
!|Range
!|Noise
!|Flags
!|Books
|----
]=]
end

local function spell_table_section(heading)
  return '! colspan=9 style="text-align:left"|\n' ..
         '====' .. heading .. '====\n' ..
         '|----\n'
end

local function spell_school_link(school)
  local skill = nil
  if school == 'Poison' or school == 'Air' or school == 'Fire' or
     school == 'Ice' or school == 'Earth' then
    skill = school .. ' Magic'
  elseif school:sub(-1) ~= 'y' and school:sub(-1) ~= 's' then
      -- "Necromancy" isn't pluralised as a skill,
      -- and "Hexes" and "Charms" are already
      -- pluralized as a magic school.  The others
      -- are singular as a school, plural as a skill.
      skill = school .. 's'
  end

  if skill ~= nil then
    return '[[' .. skill .. '|' .. school .. ']]'
  else
    return '[[' .. school .. ']]'
  end
end

local function format_schools(schools, no_link_for)
  local ret = ''
  for _,school in ipairs(schools) do
    if school == no_link_for then
      ret = ret .. school .. '/'
    else
      ret = ret .. spell_school_link(school) .. '/'
    end
  end
  return ret:sub(1, -2)
end

local function format_range(range)
  if range == nil then
    return ''
  elseif type(range) == 'table' then
    return range[1] .. '-' .. range[2]
  else
    return range
  end
end

local function format_flags(flags)
  if flags == nil then
    return ''
  end
  local ret = ''
  for _,flag in ipairs(flags) do
    ret = ret .. flag .. ', '
  end
  return ret:sub(1, -3)
end

local function format_books(books)
  local ret = ''
  for _,book in ipairs(books) do
    ret = ret .. '[[' .. book .. ']]<br>'
  end
  return ret:sub(1, -5)
end

local function spell_table_line(name, info, no_link_for)
  return '|[[File:' .. name:lower() .. '.png]]\n' ..
         '|style="padding-left:1em"|[[' .. name .. ']]\n' ..
         '|' .. format_schools(info['schools'], no_link_for) .. '\n' ..
         '|' .. info['level'] .. '\n' ..
         '|' .. info['cap'] .. '\n' ..
         '|' .. format_range(info['range']) .. '\n' ..
         '|' .. info['noise'] .. '\n' ..
         '|' .. format_flags(info['flags']) .. '\n' ..
         '|' .. format_books(info['books']) .. '\n' ..
         '|----\n'
end

function p.spell_table(frame)
  local alphabet = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'

  local ret = '==Spells==\n' .. spell_table_header()
  local c = nil
  for _, name in ipairs(table_keys_sorted(data)) do
      if name:sub(1, 1) ~= c then
        c = name:sub(1, 1)
        ret = ret .. spell_table_section(c)
      end
      ret = ret .. spell_table_line(name, data[name])
  end
  return ret .. '|}\n'
end

function p.spell_table_by_level(frame)
  local school = frame.args[1]
  if school == '' then
    school = nil
  end
  local ret = '==Spells==\n' .. spell_table_header()
  for level=1,9 do
    local found = false
    for _, name in ipairs(table_keys_sorted(data)) do
      if data[name]['level'] == level then
        if school == nil or table_has_value(data[name]['schools'], school) then
          if not found then
            found = true
            ret = ret .. spell_table_section('Level ' .. level)
          end
          ret = ret .. spell_table_line(name, data[name], school)
        end
      end
    end
  end
  return ret .. '|}\n'
end

function p.spell_table_by_school(frame)
  local schools = { 'Air', 'Charms', 'Conjuration', 'Earth', 'Fire', 'Hexes',
    'Ice', 'Necromancy', 'Poison', 'Summoning', 'Translocation',
    'Transmutation' }

  local ret = '==Spells==\n' .. spell_table_header()
  for _,school in ipairs(schools) do
    ret = ret .. spell_table_section(school)
    for _, name in ipairs(names_by_level(data)) do
      if table_has_value(data[name]['schools'], school) then
        ret = ret .. spell_table_line(name, data[name], school)
      end
    end
  end
  return ret .. '|}\n'
end

function p.spell_table_by_book(frame)
  local books = {}
  for _,spell in pairs(data) do if spell['books'] ~= nil then
    for _,book in pairs(spell['books']) do
      books[book] = true
    end
  end end

  local ret = '==Spells==\n' .. spell_table_header()
  for _,book in ipairs(table_keys_sorted(books)) do
    ret = ret .. spell_table_section('[[' .. book .. ']]')
    for _, name in ipairs(names_by_level(data)) do
      if table_has_value(data[name]['books'], book) then
        ret = ret .. spell_table_line(name, data[name])
      end
    end
  end
  return ret .. '|}\n'
end

function p.spell_table_by_flag(frame)
  local flags = {}
  for _,spell in pairs(data) do if spell['flags'] ~= nil then
    for _,flag in pairs(spell['flags']) do
      flags[flag] = true
    end
  end end

  local ret = '==Spells==\n' .. spell_table_header()

  ret = ret .. spell_table_section('No flags')
  for _, name in ipairs(names_by_level(data)) do
    if data[name]['flags'] == nil then
      ret = ret .. spell_table_line(name, data[name])
    end
  end

  for _,flag in ipairs(table_keys_sorted(flags)) do
    ret = ret .. spell_table_section(flag) ..
      '| colspan=9 |' ..
      frame:expandTemplate{title = 'SpellFlagDesc ' .. flag, args = {}} ..
      '\n|----\n'
    for _, name in ipairs(names_by_level(data)) do
      if table_has_value(data[name]['flags'], flag) then
        ret = ret .. spell_table_line(name, data[name])
      end
    end
  end
  return ret .. '|}\n'
end

return p
Difference between revisions of "Module:Spell"

Revision as of 16:30, 30 January 2016

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