Module:Img

---

local p = {}
local origArgs = {}
local name
local width = 'auto'
local height = 'auto'
local add_word
local only_url
local no_link
local link

local data_module_names = {
	item = 'Module:Items/data',
	monster = 'Module:Monsters/data',
	location = 'Module:Location/data',
}
local loaded_data_modules = {}

function p.loadData (data_type) 
	local module_name = data_module_names[data_type]
	if loaded_data_modules[module_name] == nil then
		loaded_data_modules[module_name] = mw.loadData(module_name)
	end
	
	return loaded_data_modules[module_name]
end

--Search the item data for item name and return its id
local function findIdByName(name, type)
	local items = p.loadData(type)
	local lname = string.lower(name)
	local id = nil
	
	for k,v in pairs(items) do
		if lname == string.lower(v.name) then 
			id = k
			return id
		end
	end
	return id
end

--Find the image from the name
function p.findImage(name)
	local id
	name = string.lower(name)
	local image = p.loadData('item')[name]
	
	--If name is a number, pass in as an item ID
	if tonumber(name) then
		id = name
	else 
		id = p.findItemID(name)
	end
		
	--If id is valid
	if id then
		local item = p.loadData('item')[id]
		local url = item.itemImage
		local icon = item.itemIcon
		local realname = item.name
		
		if icon then url = icon end
		image = {name = realname, image = url}
		
		if not (image.name and image.image) then
			image = nil
		end
	end
	
	return image
end

--Find the image from the name
local function findImage(name, origSource)
	local id = nil
	local source = origSource
	if source == '' then
		for k,v in pairs(data_module_names) do
			id = findIdByName(name, k)
			if id ~= nil then
				source = k
				break
			end
		end
	else 
		id = findIdByName(name, source)
	end

	local sourceData = p.loadData(source)[id]
	realname = sourceData.name
	if source == 'item' then
		local item = sourceData
		if item.itemIcon then
			return item.itemIcon
		else 
			return item.itemImage
		end
	elseif source == 'monster' then
		return sourceData.image
	elseif source == 'location' then
		return sourceData.locationImage
	end
	return ''
end

--Create a string to output
local function formatImage(url)
	local s = ''
	local rs = nil
	
	if url then 
		
		if url:sub(1,1) ~= '/' then url = '/' .. url end
		url = 'https://idlescape.com' .. url
		s = url
		
		if only_url == '1' then rs = s end
		
		s = 'src="' .. s .. '"'
		s = s .. ' alt="' .. realname .. '"'
		s = s .. ' width="' .. width .. '"'
		s = s .. ' height="' .. height .. '"'
		s = '<img ' .. s .. '>'
		
		if add_word == '1' then 
			s = s .. ' ' .. realname
		end
		
		if no_link == '1' then rs = s end
		
		if not (link and link:match('%S')) then link = realname end
		s = '[[' .. link .. '|' .. s .. ']]'
	else
		s = '[[' .. name .. ']]' .. '{{?}}'
	end
	if not rs then rs = s end 
	return rs
end

function p.image(frame)
	return p._image(frame:getParent().args)
end

function p._image(args)
	local name = args[1]
	width = 20
	height = 20
	add_word = false
	realname = ''
	local source = ''
	if args[2] then
		width = args[2]
	end
	if args[3] then
		height = args[3]
	end
	if args[4] then
		add_word = args[4]
	end
	if args[5] then
		source = args[5]
	end
	
	if not name then return '' end
	local image = findImage(name, source)
	return formatImage(image)
end

return p