Class: Conjoin::FormBuilder::Fields

Inherits:
Struct
  • Object
show all
Defined in:
lib/conjoin/form_builder.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#app ⇒ Object

Returns the value of attribute app

Returns:

  • (Object) —

    the current value of app



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# File 'lib/conjoin/form_builder.rb', line 58

def app
  @app
end

#block ⇒ Object

Returns the value of attribute block

Returns:

  • (Object) —

    the current value of block



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# File 'lib/conjoin/form_builder.rb', line 58

def block
  @block
end

#index ⇒ Object

Returns the value of attribute index

Returns:

  • (Object) —

    the current value of index



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# File 'lib/conjoin/form_builder.rb', line 58

def index
  @index
end

#models ⇒ Object

Returns the value of attribute models

Returns:

  • (Object) —

    the current value of models



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# File 'lib/conjoin/form_builder.rb', line 58

def models
  @models
end

#record ⇒ Object

Returns the value of attribute record

Returns:

  • (Object) —

    the current value of record



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# File 'lib/conjoin/form_builder.rb', line 58

def record
  @record
end

Instance Method Details

#association(field_name, options = {}) ⇒ Object 



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# File 'lib/conjoin/form_builder.rb', line 87

def association field_name, options = {}
  options[:is_association] = true
  input field_name, options
end

#errors_for(attr) ⇒ Object 



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# File 'lib/conjoin/form_builder.rb', line 219

def errors_for attr
  mab do
    span class: 'has-error has-feedback form-control-feedback' do
      text! record.errors.messages[attr.to_sym].try :join, ', '
    end
  end
end

#fields_for(field_name, options = {}, &block) ⇒ Object 



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# File 'lib/conjoin/form_builder.rb', line 159

def fields_for field_name, options = {}, &block
  names = [].concat models

  associated_record = record.send field_name

  if scope = options.delete(:scope)
    associated_record = associated_record.send(scope, *options.delete(:scope_args))
  end

  if select = options.delete(:select)
    associated_record = Hash[associated_record.each_with_index.map {|a, i| [i, a]}]

    select.each do |key, select_array|
      select_array = [select_array] unless select_array.is_a? Array

      associated_record.select! do |k, v|
        select_array.include? :"#{v[key]}"
      end
    end
  end

  if name = options.delete(:name)
    field_name = name
  end

  names << "#{field_name}_attributes"

  if !associated_record.kind_of? ActiveRecord::Associations::CollectionProxy \
  and !associated_record.kind_of? ActiveRecord::AssociationRelation \
  and !associated_record.kind_of? Array \
  and !associated_record.kind_of? Hash
    fields = Fields.new app, names, associated_record, block, 0
    fields.render
  else
    html = ''
    if associated_record.kind_of? Array
      associated_record.each_with_index do |current_record, i|
        nested_names = [].concat names
        nested_names << i

        fields = Fields.new app, nested_names, current_record, block, i
        html += fields.render
      end
    else
      associated_record.each_with_index do |current_record, i|
        nested_names = [].concat names
        nested_names << i

        fields = Fields.new app, nested_names, current_record, block, i
        html += fields.render
      end
    end

    html
  end

# rescue
#   raise "No associated record #{field_name} for #{record.class}"
end

#input(field_name, options = {}) ⇒ Object 



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# File 'lib/conjoin/form_builder.rb', line 97

def input field_name, options = {}
  names = [].concat models
  if options.delete(:is_association)
    names << "#{field_name.to_s.singularize}_ids"
    names << ''
  else
    names << field_name
  end

  # create field names that map to the correct models
  nested_name = nested_names_for names

  begin
    record_class = record.class.model_name.name.constantize
  rescue Exception
    m = models.join('.').gsub(/_attributes/, '')
    raise "No value for #{field_name} as #{m} is nil."
  end

  if as = options.delete(:as)
    record_type = as.to_s.classify
  elsif record_class.mini_record_columns \
    and mini_column = record_class.mini_record_columns[field_name] \
    and input_as = mini_column[:input_as]
      record_type = input_as.to_s.classify
  elsif record_class.respond_to?(field_name) && record_class.send(field_name).is_a?(Enumerize::Attribute)
    record_type = 'Select'
  else
    record_type = record_class.columns_hash[field_name.to_s].type.to_s.classify
  end

  if mini_column and opts = mini_column[:input_options]
    options = opts.merge options
  end

  input_class = "Conjoin::FormBuilder::#{record_type}Input".constantize

  data = OpenStruct.new({
    name: nested_name,
    record: record,
    value: record.send(field_name),
    options: options,
    errors: record.errors.messages[field_name],
    names: names,
    field_name: field_name,
    record_class: record_class
  })

  new_input = input_class.new data, app, record

  if record_type != 'Hidden' \
  and not options.key(:wrapper) and options[:wrapper] != false
    if !options.key(:label) and options[:label] != false
      wrapper field_name.to_s, nested_name, new_input, options
    else
      new_input.render
    end
  else
    new_input.render
  end
end

#input_field(field_name, options = {}) ⇒ Object 



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# File 'lib/conjoin/form_builder.rb', line 92

def input_field field_name, options = {}
  options[:label] = false
  input field_name, options
end

#nested_names_for(names) ⇒ Object 



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# File 'lib/conjoin/form_builder.rb', line 80

def nested_names_for names
  # create field names that map to the correct models
  names.each_with_index.map do |field, i|
    i != 0 ? "[#{field}]" : field
  end.join
end

#render ⇒ Object 



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# File 'lib/conjoin/form_builder.rb', line 59

def render
  html = block.call(self, index)
  names = [].concat models
  names << 'id'

  mab do
    if record.id
      input type: 'hidden', name: nested_names_for(names), value: record.id
    end
    text! html
  end
end

#submit(options = {}) ⇒ Object 



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# File 'lib/conjoin/form_builder.rb', line 72

def submit options = {}
  mab do
    input type: 'submit',
      value: options[:value] || 'Submit',
      class: 'btn'
  end
end