class Phlex::Compiler::Optimizer

def call
	return optimize_element if optimize_element?
	false
end

def element?
	standard_element? || void_element?
end

def initialize(node, compiler:)
	@node = node
	@compiler = compiler
end

def optimize_add_method_block_element
	visitor = Phlex::Compiler::Visitors::Statements.new(@compiler)
	visitor.visit(@node.content)
	if visitor.mutating?
		@node.node.extend(Phlex::Compiler::Elements::MutatingMethodAddBlock)
	else
		@node.node.extend(Phlex::Compiler::Elements::MethodAddBlock)
	end
	Phlex::Compiler::Visitors::ViewMethod.new(@compiler).visit(@node.content)
end

def optimize_element
	case @node
	in Nodes::VCall
		@node.node.extend(Phlex::Compiler::Elements::VCall)
	in Nodes::FCall
		@node.node.extend(Phlex::Compiler::Elements::FCall)
	in Nodes::Command
		@node.node.extend(Phlex::Compiler::Elements::Command)
	in Nodes::MethodAddBlock
		optimize_add_method_block_element
	end
	true
end

def optimize_element?
	element? && !redefined?
end

def redefined?
	@compiler.redefined?(@node.name)
end

def standard_element?
	Phlex::HTML::STANDARD_ELEMENTS.key?(@node.name)
end

def void_element?
	Phlex::HTML::VOID_ELEMENTS.key?(@node.name)
end