refactor: use widget3 backend for widget2 rendering

lua/wikis/commons/Widget.lua

@@ -1,3 +1,3 @@
 ---
 -- @Liquipedia
 -- page=Module:Widget
@@ -12,21 +12,19 @@
 local ErrorDisplay = Lua.import('Module:Error/Display')
 local FnUtil = Lua.import('Module:FnUtil')
 local Logic = Lua.import('Module:Logic')
+local Renderer = Lua.import('Module:Widget/Renderer')
 local String = Lua.import('Module:StringUtils')
 local Table = Lua.import('Module:Table')
 
 ---@class Widget: BaseClass
 ---@operator call(table): self
----@field context Widget[]
 ---@field props table<string, any>
 local Widget = Class.new(function(self, props)
 	self.props = Table.deepMerge(Table.deepCopy(self.defaultProps), props)
 
 	if not Array.isArray(self.props.children) then
 		self.props.children = {self.props.children}
 	end
-
-	self.context = {} -- Populated by the parent
 end)
 
 Widget.defaultProps = {}
@@ -46,23 +44,7 @@
 ---@return string
 function Widget:tryMake()
 	local function renderComponent()
-		local ret = self:render()
-		if not Array.isArray(ret) then
-			ret = {ret}
-		end
-		---@cast ret Renderable[]
-
-		return table.concat(Array.map(ret, function(val)
-			if Class.instanceOf(val, Widget) then
-				---@cast val Widget
-				val.context = self:_nextContext()
-				return val:tryMake()
-			end
-			if val ~= nil then
-				return tostring(val)
-			end
-			return nil
-		end))
+		return Renderer.render(self:render())
 	end
 
 	return Logic.tryOrElseLog(
@@ -72,31 +54,12 @@
 	)
 end
 
----@param widget WidgetContext
----@param default any
----@return any
-function Widget:useContext(widget, default)
-	local context = Array.find(self.context, function(node)
-		return Class.instanceOf(node, widget)
-	end)
-	if context then
-		---@cast context WidgetContext
-		return context:getValue(default)
-	end
-	return default
-end
-
 ---@param error Error
 ---@return string
 function Widget:getDerivedStateFromError(error)
 	return tostring(ErrorDisplay.InlineError(error))
 end
 
----@return Widget[]
-function Widget:_nextContext()
-	return {self, unpack(self.context)}
-end
-
 ---@param error Error
 ---@return Error
 function Widget._updateErrorHeader(error)

lua/wikis/commons/Widget/Renderer.lua

@@ -1,3 +1,3 @@
 ---
 -- @Liquipedia
 -- page=Module:Widget/Renderer
@@ -55,7 +55,10 @@
 
 	-- Backward Compatibility (with Widgets and mw.html)
 	if not renderFn then
-		if vNode.__tostring or vNode._build then
+		if vNode.tryMake then
+			---@cast vNode Widget
+			return Renderer.render(vNode:render(), context)
+		elseif vNode.__tostring or vNode._build then
 			return tostring(vNode)
 		end
 		mw.log('ERROR! Bad renderable:' .. mw.dumpObject(vNode))