Mô đun:Storm categories

local categoryData = require("Module:Storm categories/categories")
local colors = require("Module:Storm categories/colors").colors
local icons = require("Module:Storm categories/icons").icons
local cats = categoryData.cats
local defaultCategory = categoryData.defaultCategory
local p = {}

function p.color(frame)
return p._color(frame.args[1] or frame:getParent().args[1], false)
end

function p.name(frame)
return p._name(
frame.args[1] or frame:getParent().args[1],
frame.args[2] or frame:getParent().args[2],
false
)
end

function p.sortkey(frame)
return p._sortkey(frame.args[1] or frame:getParent().args[1], false)
end

function p.icon(frame)
return p._icon(frame.args[1] or frame:getParent().args[1], false)
end

function p.isEqual(frame)
return p._isEqual(
frame.args[1] or frame:getParent().args[1],
frame.args[2] or frame:getParent().args[2]
) and "yes" or ""
end

function p._normalizeId(category, fallback)
-- Normalize if normalizable, fall back to default if not.
return (category ~= nil and string.len(category) ~= 0) and
string.gsub(string.lower(category), "[^%w]", "") or fallback
end

function p._color(category, nilIfMissing)
-- This looks confusing, but it's actually nested ternaries (for nil checks)
local color = p._normalizeId(category, defaultCategory)

return colors[color] or ((cats[color] or (
nilIfMissing
and { color = nil }
or cats[defaultCategory]
)).color)
end

function p._name(category, basin, nilIfMissing)
local name_def = (cats[
p._normalizeId(category, defaultCategory)
] or (nilIfMissing and { name = nil } or cats[defaultCategory])).name
return type(name_def) == "table" and
(
name_def[string.lower(basin or "default")]
or name_def["default"]
or (not nilIfMissing and error("No default name for basin-based category name.") or nil)
)
or name_def
end

function p._sortkey(category, nilIfMissing)
-- This looks confusing, but it's actually nested ternaries (for nil checks)
return (cats[
p._normalizeId(category, defaultCategory)
] or (nilIfMissing and { sortkey = nil } or cats[defaultCategory])).sortkey
end

function p._icon(category, nilIfMissing)
-- This looks confusing, but it's actually nested ternaries (for nil checks)
local icon = p._normalizeId(category, defaultCategory)

return icons[icon] or (cats[icon] ~= nil and (
cats[icon].icon or cats["tropicalcyclone"].icon
) or (not nilIfMissing and cats[defaultCategory].icon) or nil)
end

function p._isEqual(category1, category2)
-- Checks if two IDs are equal.
-- An check does not consider aliases. This function compares two
-- IDs in a way that considers category aliases. This works because alias
-- assignments are references to the actual table containing the category
-- info found in the main category table.
--
-- `false` will be returned if at least one of the categories are nil or
-- if the category is not defined.
local _category1 = p._normalizeId(category1)
local _category2 = p._normalizeId(category2)
return (_category1 == _category2 and _category1 ~= nil) or
cats[ _category1 ] == cats[ _category2 ] and
-- `false` if categories are undefined and not equal.
cats[ _category1 ] ~= nil
end

function p.demo(frame)
return require("Module:Storm categories/demo").demo(frame)
end

return p