Class: Trenni::Formatters::HTML::OptionSelect

Inherits:
Object
  • Object
show all
Defined in:
lib/trenni/formatters/html/option_select.rb

Overview

Standard drop-down select box:

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(formatter, builder, **options) ⇒ OptionSelect

Returns a new instance of OptionSelect.



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# File 'lib/trenni/formatters/html/option_select.rb', line 36

def initialize(formatter, builder, **options)
	@formatter = formatter
	@builder = builder
	@options = options
end

Class Method Details

.call(formatter, builder, **options, &block) ⇒ Object 



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# File 'lib/trenni/formatters/html/option_select.rb', line 30

def self.call(formatter, builder, **options, &block)
	instance = self.new(formatter, builder, **options)
	
	instance.call(&block)
end

Instance Method Details

#call(&block) ⇒ Object 



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# File 'lib/trenni/formatters/html/option_select.rb', line 134

def call(&block)
	Builder.fragment(@builder) do |builder|
		builder.tag :select, select_attributes_for(**@options) do
			if self.optional?
				builder << item(title: optional_title_for(**@options), value: nil)
			end
			
			builder.capture(self, &block)
		end
	end
end

#group(**options, &block) ⇒ Object 



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# File 'lib/trenni/formatters/html/option_select.rb', line 109

def group(**options, &block)
	@builder.tag :optgroup, group_attributes_for(**options) do
		if options[:optional]
			item(title: optional_title_for(**options), value: nil)
		end
		
		@builder.capture(&block)
	end
end

#group_attributes_for(**options) ⇒ Object 



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# File 'lib/trenni/formatters/html/option_select.rb', line 100

def group_attributes_for(**options)
	return {
		:label => title_for(**options),
		:id => options[:id],
		:class => options[:class],
		:data => options[:data],
	}
end

#item(**options, &block) ⇒ Object 



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# File 'lib/trenni/formatters/html/option_select.rb', line 78

def item(**options, &block)
	options[:field] ||= 'id'
	
	Builder.fragment(block&.binding || @builder) do |builder|
		builder.inline(:option, option_attributes_for(**options)) do
			if block_given?
				builder.capture(self, &block)
			else
				builder.text title_for(**options)
			end
		end
	end
end

#name_for(**options) ⇒ Object 



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# File 'lib/trenni/formatters/html/option_select.rb', line 42

def name_for(**options)
	if name = @formatter.name_for(**options)
		if options[:multiple]
			name = "#{name}[]"
		end
		
		return name
	end
end

#option_attributes_for(**options) ⇒ Object 



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# File 'lib/trenni/formatters/html/option_select.rb', line 68

def option_attributes_for(**options)
	return {
		:value => value_for(**options),
		:selected => options.fetch(:selected) {raw_value == raw_value_for(**options)},
		:id => options[:id],
		:class => options[:class],
		:data => options[:data],
	}
end

#optional? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/trenni/formatters/html/option_select.rb', line 130

def optional?
	@options[:optional]
end

#optional_title_for(**options) ⇒ Object 



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# File 'lib/trenni/formatters/html/option_select.rb', line 92

def optional_title_for(**options)
	if options[:optional] == true
		options[:blank] || ''
	else
		options[:optional]
	end
end

#raw_value ⇒ Object 



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# File 'lib/trenni/formatters/html/option_select.rb', line 56

def raw_value
	@raw_value ||= raw_value_for(**@options)
end

#raw_value_for(**options) ⇒ Object 



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# File 'lib/trenni/formatters/html/option_select.rb', line 52

def raw_value_for(**options)
	@formatter.raw_value_for(**options)
end

#select_attributes_for(**options) ⇒ Object 



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# File 'lib/trenni/formatters/html/option_select.rb', line 119

def select_attributes_for(**options)
	return {
		:name => name_for(**options),
		:id => options[:id],
		:class => options[:class],
		:multiple => options[:multiple],
		:data => options[:data],
		:required => options[:required],
	}
end

#title_for(**options) ⇒ Object 



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# File 'lib/trenni/formatters/html/option_select.rb', line 64

def title_for(**options)
	@formatter.title_for(**options)
end

#value_for(**options) ⇒ Object 



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# File 'lib/trenni/formatters/html/option_select.rb', line 60

def value_for(**options)
	@formatter.value_for(**options)
end