Class: PhlexCustomElementGenerator::ComponentGenerator

Inherits:
Object
  • Object
show all
Defined in:
lib/phlex_custom_element_generator/component_generator.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(class_name:, tag_name:, namespaces: [], attributes: []) ⇒ ComponentGenerator

Returns a new instance of ComponentGenerator.



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# File 'lib/phlex_custom_element_generator/component_generator.rb', line 5

def initialize(class_name:, tag_name:, namespaces: [], attributes: [])
  @class_name = class_name
  @tag_name = tag_name.gsub(/-/, "_")
  @namespaces = namespaces
  @attributes = attributes

  @component_code = <<~RUBY
class #{@class_name} < Phlex::HTML
  register_element :#{@tag_name}

  def initialize(
#{attributes_to_kwargs}
  )
@attributes = attributes.with_defaults({#{attribute_hash.to_s.empty? ? "" : "\n    " + attribute_hash}
})
  end

  def view_template(&)
#{@tag_name}(**@attributes, &)
  end
end
RUBY
end

Instance Attribute Details

#attributes ⇒ Object

Returns the value of attribute attributes.



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# File 'lib/phlex_custom_element_generator/component_generator.rb', line 3

def attributes
  @attributes
end

#class_name ⇒ Object

Returns the value of attribute class_name.



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# File 'lib/phlex_custom_element_generator/component_generator.rb', line 3

def class_name
  @class_name
end

#component_code ⇒ Object

Returns the value of attribute component_code.



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# File 'lib/phlex_custom_element_generator/component_generator.rb', line 3

def component_code
  @component_code
end

#namespaces ⇒ Object

Returns the value of attribute namespaces.



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# File 'lib/phlex_custom_element_generator/component_generator.rb', line 3

def namespaces
  @namespaces
end

#tag_name ⇒ Object

Returns the value of attribute tag_name.



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# File 'lib/phlex_custom_element_generator/component_generator.rb', line 3

def tag_name
  @tag_name
end

Instance Method Details

#attribute_hash ⇒ Object 



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# File 'lib/phlex_custom_element_generator/component_generator.rb', line 36

def attribute_hash
  @attributes.length > 0 ?
    @attributes.map { |attr| "#{attr[:attr_name]}: #{attr[:attr_name]}" }.join(",\n      ")
    : ""
end

#attributes_to_kwargs ⇒ Object 



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# File 'lib/phlex_custom_element_generator/component_generator.rb', line 30

def attributes_to_kwargs
  @attributes.length > 0 ?
    @attributes.map { |attr| "#{attr[:attr_name]}: #{(%w[undefined null].include?(attr[:default_value]) ? "nil" : attr[:default_value]) || "nil"}" }.join(",\n    ") + ",\n    **attributes"
    : "**attributes"
end

#create ⇒ Object 



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# File 'lib/phlex_custom_element_generator/component_generator.rb', line 42

def create
  str = ""

  if namespaces.length <= 0
    str += @component_code
    return str
  end

  namespaces.each.with_index do |namespace, index|
    indent = "  " * index
    str += "#{indent}module #{namespace}\n"
    if index == namespaces.length - 1
      indent = indent + "  "
      str += indent + @component_code
        .split(/\n/)
        .join("\n#{indent}") # Add indentations
        .split(/\n/)
        .map(&:rstrip) # Remove extra spaces in lines that are newlines only.
        .join("\n")
        .chomp
      str += "\n"
    end
  end

  namespaces.each.with_index do |namespace, index|
    indent = "  " * (namespaces.length - 1 - index)
    str += "#{indent}end\n"
  end
  str
end