Editing Module:Recipe

local p = {}

local Card = require('Module:Card')

-- Arguments for template
local param = {
  sCharArg = 'character',
  sKitchArg = 'kitchenware',
  sTypeArg = 'type',
  sSortArg = 'sort',
  sSortDelim = ';',
  sSortDelim2 = '¤',
  sTimeArg = 'time',
  sYieldArg = 'yield',
  sPage = 'page'
}

p.param = param

--------------------------------------------------------------------------------
-- Utility
--------------------------------------------------------------------------------

local function padLeft(str, amt)
  str = tostring(str or '')
  return string.rep('0', math.max(amt - str:len(), 0)) .. str
end

local function pluralize(sOut, plural)
  if plural then
    sOut = sOut .. 's'
  end

  return sOut
end

local function normalizeText(s)
  return mw.ustring.lower(mw.text.trim(tostring(s or '')))
end

local function argExists(args, key)
  return args[key] ~= nil and tostring(args[key]) ~= ''
end

local function addUseCategory(category, name, sort)
  if not name or tostring(name) == '' then
    return
  end

  if sort then
    category:wikitext('[[Category:Uses ', name, '|', sort, ']]')
  else
    category:wikitext('[[Category:Uses ', name, ']]')
  end
end

local function getCurrentPageName(args)
  return args[param.sPage] or args.page or mw.title.getCurrentTitle().text
end

local function getQualityClass(quality)
  if not quality or tostring(quality) == '' then
    return nil
  end

  return 'card-quality-' .. normalizeText(quality)
end

--------------------------------------------------------------------------------
-- Card helpers
--------------------------------------------------------------------------------

local function addRecipeCard(category, sAmt, sName, quality)
  local cardArgs = {
    name = sName,
    text = sAmt,
    show_caption = '1'
  }

  if quality then
    cardArgs.quality = quality
  end

  local cardNode = Card._main(cardArgs)

  addUseCategory(
    category,
    sName,
    padLeft(tostring(sAmt or ''):gsub('%D', ''), 10)
  )

  return cardNode
end

local function addMiniCard(category, sName, sText, quality)
  local cardArgs = {
    name = sName,
    text = sText or '',
    show_caption = '1',
    mini = '1'
  }

  if quality then
    cardArgs.quality = quality
  end

  local cardNode = Card._main(cardArgs)

  addUseCategory(category, sName)

  return cardNode
end

local function addYieldCard(pageTitle, sYield)
  return Card._main({
    name = pageTitle,
    text = sYield,
    show_caption = '1'
  })
end

--------------------------------------------------------------------------------
-- Header rendering
--------------------------------------------------------------------------------

local function renderHeader(args, output, category)
  local header = output:tag('div'):addClass('recipe_header')
  local sType = args[param.sTypeArg]

  header:tag('span'):addClass('recipe_header_main')
    :tag('span'):addClass('recipe_header_text'):wikitext('[[' .. sType .. ']]'):done()

  category:wikitext('[[Category:' .. sType .. ']]')

  return header
end

local function renderTime(args, header)
  if type(args[param.sTimeArg]) ~= 'string' then
    return
  end

  local tTime = {}
  local key = false
  local plural = false

  for n1, d, n2, h, n3, m, n4, s in mw.ustring.gmatch(
    args[param.sTimeArg],
    '(%d+)(d?)(%d*)(h?)(%d*)(m?)(%d*)(s?)'
  ) do
    table.insert(tTime, n1)

    if n1 ~= '1' then
      plural = true
    end

    if d == 'd' then
      table.insert(tTime, pluralize('day', plural))
      plural = false
      key = true
    end

    if n2 ~= '' then
      table.insert(tTime, n2)

      if n2 ~= '1' then
        plural = true
      end
    end

    if h == 'h' then
      table.insert(tTime, pluralize('hour', plural))
      plural = false
      key = true
    end

    if n3 ~= '' then
      table.insert(tTime, n3)

      if n3 ~= '1' then
        plural = true
      end
    end

    if m == 'm' then
      table.insert(tTime, pluralize('minute', plural))
      plural = false
      key = true
    end

    if n4 ~= '' then
      table.insert(tTime, n4)

      if n4 ~= '1' then
        plural = true
      end
    end

    if s == 's' then
      table.insert(tTime, pluralize('second', plural))
      key = true
    end
  end

  if not key then
    table.insert(tTime, pluralize('minute', plural))
  end

  local sTime = ''

  for _, each in ipairs(tTime) do
    sTime = sTime .. each .. ' '
  end

  header:tag('span'):addClass('recipe_header_sub')
    :tag('span'):wikitext(' for '):done()
    :tag('span'):addClass('recipe_header_text'):wikitext(sTime):done()
end

local function renderCharacter(args, header)
  if type(args[param.sCharArg]) ~= 'string' then
    return
  end

  local sCharName = args[param.sCharArg]

  header:tag('span'):addClass('recipe_header_sub')
    :tag('span'):wikitext('[[File:' .. sCharName .. ' Icon.png|24x24px|link=' .. sCharName .. ']]'):done()
    :tag('span'):addClass('recipe_header_text'):wikitext('[[' .. sCharName .. ']]'):done()
end

local function renderKitchenwareHeader(args, header)
  if type(args[param.sKitchArg]) ~= 'string' then
    return
  end

  local sKitchName = args[param.sKitchArg]

  header:tag('span'):addClass('recipe_header_sub')
    :tag('span'):wikitext('[[File:' .. sKitchName .. ' Icon.png|24x24px|link=' .. sKitchName .. ']]'):done()
    :tag('span'):addClass('recipe_header_text'):wikitext('[[' .. sKitchName .. ']]'):done()
end

--------------------------------------------------------------------------------
-- Standard recipe rendering
--------------------------------------------------------------------------------

local function isRestrictedStandardParam(sKey)
  for _, keyParam in pairs(param) do
    if keyParam == sKey then
      return true
    end
  end

  return false
end

local function renderStandardYield(args, body)
  if args[param.sYieldArg] == '0' then
    return
  end

  local sYield = args[param.sYieldArg] or nil
  local pageTitle = getCurrentPageName(args)

  local yieldCard = addYieldCard(pageTitle, sYield)

  body
    :tag('div'):addClass('recipe_body_icon')
      :wikitext('➜'):done()
    :tag('div'):addClass('recipe_body_yield')
      :node(yieldCard)
end

local function renderStandardRecipe(args, frame, output, category)
  local tArgsProcessed = {}

  local header = renderHeader(args, output, category)

  renderTime(args, header)
  renderCharacter(args, header)

  local body = output:tag('div'):addClass('recipe_body')

  local sSortDelim = param.sSortDelim

  if ((args[param.sSortArg] or ''):find(param.sSortDelim2) ~= nil) then
    sSortDelim = param.sSortDelim2
  end

  for sKey in string.gmatch(args[param.sSortArg] or '', '([^' .. sSortDelim .. ']+)') do
    if type(args[sKey]) ~= 'nil' then
      body:node(addRecipeCard(category, args[sKey], sKey))
      tArgsProcessed[sKey] = true
    end
  end

  for sKey, sVal in pairs(args) do
    if tArgsProcessed[sKey] ~= true and not isRestrictedStandardParam(sKey) then
      body:node(addRecipeCard(category, sVal, sKey))
    end
  end

  renderStandardYield(args, body)

  body:done()
end

--------------------------------------------------------------------------------
-- Cooking parsing
--------------------------------------------------------------------------------

local function getMaxCookingItemIndex(args)
  local maxIndex = 0

  for key, _ in pairs(args) do
    local index = tostring(key):match('^item_(%d+)')
    if index then
      index = tonumber(index)

      if index and index > maxIndex then
        maxIndex = index
      end
    end
  end

  return maxIndex
end

local function getCookingIngredient(args, index)
  local prefix = 'item_' .. index

  local ingredient = {
    index = index,
    amount = args[prefix .. '_amount'] or nil,
    quality = args[prefix .. '_quality'],
    item = args[prefix],
    types = {},
    options = {}
  }

  if argExists(args, prefix .. '_type') then
    table.insert(ingredient.types, args[prefix .. '_type'])
  end

  local typeIndex = 1

  while argExists(args, prefix .. '_type_' .. typeIndex) do
    table.insert(ingredient.types, args[prefix .. '_type_' .. typeIndex])
    typeIndex = typeIndex + 1
  end

  local optionIndex = 1

  while argExists(args, prefix .. '_option_' .. optionIndex) do
    table.insert(ingredient.options, args[prefix .. '_option_' .. optionIndex])
    optionIndex = optionIndex + 1
  end

  local hasIngredient =
    argExists(args, prefix)
    or #ingredient.types > 0
    or #ingredient.options > 0

  if not hasIngredient then
    return nil
  end

  return ingredient
end

--------------------------------------------------------------------------------
-- Cooking type split-card helpers
--------------------------------------------------------------------------------

local function makeTypeIcon(typeName)
  return '[[File:' .. typeName .. ' Icon.png|74x74px|link=' .. typeName .. ']]'
end

local function joinTypeCaption(types)
  local out = {}

  for _, typeName in ipairs(types) do
    table.insert(out, '[[' .. typeName .. ']]')
  end

  return table.concat(out, ' / ')
end

local function renderCookingSplitTypeCard(category, body, ingredient)
	local qualityClass = getQualityClass(ingredient.quality)

  local container = body:tag('span')
    :addClass('card-container')
    :addClass('recipe-type-split-card')

  local wrapper = container:tag('span')
    :addClass('card-wrapper')

  local cardBody = wrapper:tag('span')
    :addClass('card-body')

  local imageContainer = cardBody:tag('span')
    :addClass('card-image-container')
    :addClass('recipe-type-split-image')

  imageContainer:tag('span')
    :addClass('recipe-type-split-half')
    :addClass('recipe-type-split-half-a')
    :wikitext(makeTypeIcon(ingredient.types[1]))
    :done()

  imageContainer:tag('span')
    :addClass('recipe-type-split-half')
    :addClass('recipe-type-split-half-b')
    :wikitext(makeTypeIcon(ingredient.types[2]))
    :done()
    
	if qualityClass then
    	imageContainer:addClass(qualityClass)
	end

  if tostring(ingredient.amount or '') ~= '' then
    container:tag('span')
      :addClass('card-label')
      :wikitext(tostring(ingredient.amount or '1'))
      :done()
  end

  container:tag('span')
    :addClass('card-caption')
    :wikitext(joinTypeCaption(ingredient.types))
    :done()

  for _, typeName in ipairs(ingredient.types) do
    addUseCategory(category, typeName)
  end
end

--------------------------------------------------------------------------------
-- Cooking display
--------------------------------------------------------------------------------

local function renderCookingSpecificItem(category, body, ingredient)
  body:node(addRecipeCard(
    category,
    ingredient.amount,
    ingredient.item,
    ingredient.quality
  ))
end

local function renderCookingTypeFallback(category, body, ingredient)
  local wrapper = body:tag('div')
    :addClass('recipe_body_cooking_ingredient')
    :addClass('recipe_body_cooking_type_cards')

  for _, typeName in ipairs(ingredient.types) do
    wrapper:node(addMiniCard(
      category,
      typeName,
      ingredient.amount,
      ingredient.quality
    ))
  end
end

local function renderCookingTypeCards(category, body, ingredient)
  if #ingredient.types == 2 then
    renderCookingSplitTypeCard(category, body, ingredient)
  else
    renderCookingTypeFallback(category, body, ingredient)
  end
end

local function renderCookingOptionCards(category, body, ingredient)
  local wrapper = body:tag('div')
    :addClass('recipe_body_cooking_ingredient')
    :addClass('recipe_body_cooking_option_cards')

  for _, itemName in ipairs(ingredient.options) do
    wrapper:node(addMiniCard(
      category,
      itemName,
      ingredient.amount,
      ingredient.quality
    ))
  end
end

local function renderCookingIngredient(category, body, ingredient)
  if ingredient.item then
    renderCookingSpecificItem(category, body, ingredient)
    return
  end

  if #ingredient.options > 0 then
    renderCookingOptionCards(category, body, ingredient)
    return
  end

  if #ingredient.types > 0 then
    renderCookingTypeCards(category, body, ingredient)
    return
  end
end

local function renderCookingYield(args, category, body)
  if args[param.sYieldArg] == '0' then
    return
  end

  local sYield = args[param.sYieldArg] or nil
  local pageTitle = getCurrentPageName(args)

  local yieldCard = addYieldCard(pageTitle, sYield)

  body
    :tag('div'):addClass('recipe_body_icon')
      :wikitext('➜'):done()
    :tag('div'):addClass('recipe_body_yield')
      :node(yieldCard)
end

local function renderCookingRecipe(args, frame, output, category)
  local header = renderHeader(args, output, category)

  renderTime(args, header)
  renderCharacter(args, header)
  renderKitchenwareHeader(args, header)

  local body = output:tag('div')
    :addClass('recipe_body')
    :addClass('recipe_body_cooking')

  local foundIngredient = false
  local maxIndex = getMaxCookingItemIndex(args)

  for index = 1, maxIndex do
    local ingredient = getCookingIngredient(args, index)

    if ingredient then
      foundIngredient = true
      renderCookingIngredient(category, body, ingredient)
    end
  end

  if not foundIngredient then
    body:tag('span')
      :addClass('error')
      :wikitext('Cooking recipe error. No cooking ingredients found.')
  end

  renderCookingYield(args, category, body)

  body:done()
end

--------------------------------------------------------------------------------
-- Entry points
--------------------------------------------------------------------------------

function p.main(frame)
  local args = require('Module:Arguments').getArgs(frame, {
    parentFirst = true,
    wrapper = { 'Template:Recipe' }
  })

  return p._main(args, frame)
end

function p._main(args, frame)
  local output = mw.html.create('div')
    :addClass('recipe_container')

  local category = mw.html.create()

  if type(args[param.sTypeArg]) ~= 'string' then
    output:tag('span')
      :addClass('error')
      :wikitext('Recipe type error. Must include recipe type.')
  else
    local sType = args[param.sTypeArg]

    if normalizeText(sType) == 'cooking' then
      renderCookingRecipe(args, frame, output, category)
    else
      renderStandardRecipe(args, frame, output, category)
    end
  end

  output:node(require('Module:Namespace detect').main({
    ["main"] = category
  }))

  return output
end

return p
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