Class: Avo::Dashboards::ChartkickCard

Inherits:
BaseCard
  • Object
show all
Defined in:
lib/avo/dashboards/chartkick_card.rb

Instance Attribute Summary

Attributes inherited from BaseCard

#arguments, #dashboard, #index, #options, #params

Instance Method Summary collapse

Methods inherited from BaseCard

#card_classes, #compute_result, #description, #frame_url, #hydrate, #initialize, #is_card?, #is_divider?, #label, query, #range, #refresh_every, #result, #turbo_frame, #type

Constructor Details

This class inherits a constructor from Avo::BaseCard

Instance Method Details

#chartkick_classes ⇒ Object 



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# File 'lib/avo/dashboards/chartkick_card.rb', line 12

def chartkick_classes
  case chart_type
  when :area_chart, :line_chart, :scatter_chart, :bar_chart, :column_chart
    if self.class.flush
      "-mx-1.5 top-auto -bottom-1.5"
    else
      "px-2"
    end
  else
    ""
  end
end

#chartkick_options ⇒ Object 



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# File 'lib/avo/dashboards/chartkick_card.rb', line 25

def chartkick_options
  card_height = 144
  card_heading = 40

  default = {
    # figure our the available height for the chart
    height: "#{(rows * card_height) - card_heading}px",
    colors: ::Avo.configuration.branding.chart_colors,
    library: {
      discrete: false,
      points: false,
      animation: true
    },
    id: "#{dashboard.id}-#{rand(10_000..99_999)}"
  }

  no_scale_options = {display: false}
  no_scale = {
    library: {
      scales: {
        x: no_scale_options,
        y: no_scale_options
      }
    }
  }

  no_legend = {library: {plugins: {legend: {display: false}}}}
  legend_on_left = {library: {plugins: {legend: {position: "left"}}}}
  legend_on_right = {library: {plugins: {legend: {position: "right"}}}}

  # Add chart.js configuration for the different states
  unless self.class.legend
    default = default.deep_merge(no_legend)
  end

  unless self.class.scale
    default = default.deep_merge(no_scale)
  end

  if self.class.legend_on_left
    default = default.deep_merge(legend_on_left)
  end

  if self.class.legend_on_right
    default = default.deep_merge(legend_on_right)
  end

  # Add the custom chart options at the end
  default.deep_merge(self.class.chart_options)
end