Class: ProMotion::XLForm

Inherits:
Object
  • Object
show all
Defined in:
lib/ProMotion/XLForm/xl_form.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(form_data, opts = {}) ⇒ XLForm

Returns a new instance of XLForm.



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# File 'lib/ProMotion/XLForm/xl_form.rb', line 6

def initialize(form_data, opts={})
  @form_data = form_data
  @title     = opts[:title] || ''
  @required  = opts[:required]
end

Instance Attribute Details

#form_data ⇒ Object (readonly)

Returns the value of attribute form_data.



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# File 'lib/ProMotion/XLForm/xl_form.rb', line 4

def form_data
  @form_data
end

Instance Method Details

#build ⇒ Object 



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# File 'lib/ProMotion/XLForm/xl_form.rb', line 12

def build
  form                                = XLFormDescriptor.formDescriptorWithTitle(@title)
  form.addAsteriskToRequiredRowsTitle = (@required == :asterisks)

  form_data.each do |section_data|
    title = section_data[:title]

    options     = parse_section_options(section_data[:options])
    insert_mode = section_insert_mode(section_data[:insert_mode])

    section = XLFormSectionDescriptor.formSectionWithTitle(title, sectionOptions: options, sectionInsertMode: insert_mode)
    if options.nonzero?
      tag = section_data[:name]
      mp("MutliValued section with no :name option", force_color: :red) unless tag
      if tag.respond_to? :to_s
        tag = tag.to_s
      end
      section.multivaluedTag = tag
    end
    section.footerTitle = section_data[:footer] if section_data[:footer]

    add_proc section, :on_add, section_data[:on_add] if section_data[:on_add]
    add_proc section, :on_remove, section_data[:on_remove] if section_data[:on_remove]

    form.addFormSection(section)

    section_data[:cells].each do |cell_data|
      tag = cell_data[:name]
      mp("Cell with no :name option", force_color: :red) unless tag
      if tag.respond_to? :to_s
        tag = tag.to_s
      end
      title = cell_data[:title]
      type  = cell_data[:type]
      if type.nil? and cell_data[:cells]
        type = :selector_push
      end

      cell = XLFormRowDescriptor.formRowDescriptorWithTag(tag, rowType: row_type(type), title: title)

      cell.required = cell_data[:required]

      properties = cell_data[:properties] || {}

      # placeholder
      cell.cellConfigAtConfigure.setObject(cell_data[:placeholder], forKey: "textField.placeholder") if cell_data[:placeholder]

      # step_counter
      if cell_data[:type] == :step_counter
        min  = properties[:min]
        max  = properties[:max]
        step = properties[:step]

        cell.cellConfigAtConfigure.setObject(true, forKey: "stepControl.wraps")
        cell.cellConfigAtConfigure.setObject(min, forKey: "stepControl.minimumValue") if min
        cell.cellConfigAtConfigure.setObject(max, forKey: "stepControl.maximumValue") if max
        cell.cellConfigAtConfigure.setObject(step, forKey: "stepControl.maximumValue") if step
      end

      # slider
      if cell_data[:type] == :slider
        min  = properties[:min]
        max  = properties[:max]
        step = properties[:step]
        cell.cellConfigAtConfigure.setObject(min, forKey: "slider.minimumValue") if min
        cell.cellConfigAtConfigure.setObject(max, forKey: "slider.maximumValue") if max
        cell.cellConfigAtConfigure.setObject(step, forKey: "steps") if step
      end

      # dates
      if [:date_inline, :datetime_inline, :time_inline, :date, :datetime, :time, :datepicker].include? cell_data[:type]
        min = properties[:min]
        max = properties[:max]
        cell.cellConfigAtConfigure.setObject(min, forKey: "minimumDate") if min
        cell.cellConfigAtConfigure.setObject(max, forKey: "maximumDate") if max
      end

      cell_class = cell_data[:cell_class]

      # image
      if cell_data[:type] == :image
        cell_class = XLFormImageSelectorCell if cell_class.nil?
      elsif cell_data[:type] == :color
        cell_class = XLFormColorSelectorCell if cell_class.nil?
      end

      cell.cellClass = cell_class if cell_class

      # subcells
      if cell_data[:cells]
        cell.action.viewControllerClass = ProMotion::XLSubFormScreen
        cell.action.cells               = cell_data[:cells]
        cell.valueTransformer           = ProMotion::ValueTransformer
      end

      # also accept default XLForm viewControllerClass
      cell.action.viewControllerClass = cell_data[:view_controller_class] if cell_data[:view_controller_class]
      cell.valueTransformer           = cell_data[:value_transformer] if cell_data[:value_transformer]

      # callbacks
      add_proc cell, :on_change, cell_data[:on_change] if cell_data[:on_change]
      add_proc cell, :on_add, cell_data[:on_add] if cell_data[:on_add]
      add_proc cell, :on_remove, cell_data[:on_remove] if cell_data[:on_remove]

      cell.selectorTitle   = cell_data[:selector_title] if cell_data[:selector_title]
      cell.options = cell_data[:options]

      cell.disabled = !cell_data.fetch(:enabled, true)

      # row visible
      if cell_data[:hidden]
        predicate = cell_data[:hidden]
        if predicate.is_a?(Hash)
          tag = predicate[:name]
          operand = case predicate[:is]
            when :equal
              '=='
            when :not_equal
              '!='
            when :contains
              'contains'
            when :not_contains
              'not contains'
            else
              predicate[:is]
            end
          value = predicate[:value]
        else
          match = /(:?[a-zA-Z_]+)\s+(==|!=|contains|not contains)\s+(.*)/.match(predicate)
          if match and match.length == 4
            # todo better than ignore ?
            tag = match[1]
            operand = match[2]
            value = match[3]
            if value =~ /"(.*)"/
              value = value[1, value.length - 2]
            end
          end
        end

        if tag and operand
          if tag.is_a?(Symbol)
            tag = tag.to_s
          elsif tag.start_with?(':')
            tag[0] = ''
          end
          value = case value
            when 'true', :true, true
              0
            when 'false', :false, false
              1
            when String
              "\"#{value}\""
            else
              value
            end

          if operand == 'contains'
            cell.hidden = "$#{tag} contains[c] #{value}"
          elsif operand == 'not contains'
            cell.hidden = "not($#{tag} contains[c] #{value})"
          else
            cell.hidden = "$#{tag} #{operand} #{value}"
          end
        else
          mp "#{cell_data[:visible]} can not be parsed", force_color: :red
        end
      end

      # validators
      if cell_data[:validators]
        validators = cell_data[:validators]
        validators.each do |key, value|
          validator = case key
          when :email
            XLFormValidator.emailValidator
          when :regex
            regex = value[:regex]
            if regex.is_a?(String)
              XLFormRegexValidator.formRegexValidatorWithMsg(value[:message], regex: regex)
            elsif regex.is_a?(Regexp)
              ProMotion::RegexValidator.validator(value[:message], regex)
            else
              mp "Invalid regex : #{regex.inspect}. Please provides a Regexp or a String", force_color: :red
              nil
            end
          when :url
            ProMotion::UrlValidator.validator
          else
            if value.is_a?(ProMotion::Validator) or value.respond_to?(:isValid)
              value
            else
              mp "Invalid validator : #{key}", force_color: :red
              nil
            end
          end

          if validator
            cell.addValidator(validator)
          end
        end
      end

      # customization
      appearance = cell_data[:appearance]
      if appearance
        cell.cellConfig["textLabel.font"] = appearance[:font] if appearance[:font]
        cell.cellConfig["textLabel.textColor"] = appearance[:color] if appearance[:color]
        cell.cellConfig["detailTextLabel.font"] = appearance[:detail_font] if appearance[:detail_font]
        cell.cellConfig["detailTextLabel.textColor"] = appearance[:detail_color] if appearance[:detail_color]
        cell.cellConfig["backgroundColor"] = appearance[:background_color] if appearance[:background_color]

        appearance.delete_if {|k,v| k.is_a?(Symbol)}.each do |k,v|
          cell.cellConfig[k] = v
        end
      end

      value = cell_data[:value]
      if value and cell.selectorOptions
        cell.selectorOptions.each do |opt|
          if opt.formValue == value
            value = opt
            break
          end
        end
      end

      if value === true or value === false
        value = value ? 1 : 0
      end

      cell.value = value

      section.addFormRow(cell)

      # multi sections
      if section.multivaluedTag
        cell.action.required           = @required
        section.multivaluedRowTemplate = cell.copy
      end
    end
  end

  form
end

#get_callback(row, event) ⇒ Object 



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# File 'lib/ProMotion/XLForm/xl_form.rb', line 258

def get_callback(row, event)
  return if @blocks.nil? or @blocks[row].nil? or @blocks[row][event].nil?

  @blocks[row][event]
end