Class: ForemanDatacenter::Rack

Inherits:
ActiveRecord::Base
  • Object
show all
Includes:
Authorizable, ScopedSearchExtensions
Defined in:
app/models/foreman_datacenter/rack.rb

Instance Method Summary collapse

Instance Method Details

#child_devices ⇒ Object 



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# File 'app/models/foreman_datacenter/rack.rb', line 142

def child_devices
  devices.joins(:device_type).where("device_types.subdevice_role = ?", "Child")
end

#device_at(position) ⇒ Object 



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# File 'app/models/foreman_datacenter/rack.rb', line 27

def device_at(position)
  devices.where(position: position).to_a
end

#devices_count ⇒ Object 



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# File 'app/models/foreman_datacenter/rack.rb', line 51

def devices_count
  @devices_count ||= self.class.where(id: id).
      joins(:devices).
      count
end

#empty_cells ⇒ Object

Finding all empty cells for grid layout



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# File 'app/models/foreman_datacenter/rack.rb', line 81

def empty_cells
  cells = {} # all cells of grid
  devices_cells = {} # cells with devices
  height.times.each do |i|
    cells[i+1] = ["left", "right"]
  end
  devices.each do |d|
    if d.size > 0
      if !d.position.nil? && d.position != 0
        s = (d.size == 0 || d.size == 1) ? 0 : (d.size - 1)
        places = [*d.position..d.position+s]
        places.each do |p|
          devices_cells[p] = [] unless devices_cells.key?(p)
          if (d.side == "full" || d.side.nil?)
            ["left", "right"].each {|side| devices_cells[p] << side}
          else
            devices_cells[p] << d.side
          end
        end
      end
    end
  end
  devices_cells.each do |k,v|
    v.each {|c| cells[k].delete(c)}
  end
  cells.each {|k,v| cells.except!(k) if cells[k] == []}
  return cells
end

#format_for_csv ⇒ Object 



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# File 'app/models/foreman_datacenter/rack.rb', line 57

def format_for_csv
  positioned_devices = self.positioned_devices
  unpositioned_devices = self.unpositioned_devices
  csv_string = CSV.generate do |csv|
    csv << ["positions", "left", "full", "right", "no side"]
    positioned_devices.each do |i|
      pos = i[0].map{|p| "#{p}"+"U"}.join(",")
      if i[1].size > 0
        sort = sort_for_csv(i[1])
        csv << [pos, sort[0], sort[1], sort[2], sort[3]]
      else
        csv << [pos]
      end
    end
    unless unpositioned_devices.empty?
      csv << []
      csv << ["Unpositioned", unpositioned_devices.map(&:name).join(",")]
    end

  end
  File.open("#{self.name}.csv", "w") {|f| f << csv_string}
end

#grid_template_areas ⇒ Object 



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# File 'app/models/foreman_datacenter/rack.rb', line 110

def grid_template_areas
  result = {}
  (height+1).times.each do |i|
    if i == 0
      result[0] = unpositioned_devices.map{|d| "device-#{d.id}"}
    else
      dev = {}
      devices.each do |d|
        if d.size > 0
          if !d.position.nil? && d.position != 0
            css_class_name = "device-#{d.id}"
            s = (d.size == 1 || d.size == 0) ? 0 : (d.size - 1)
            if [*d.position..(d.position + s)].include?(i)
              if d.side.nil?
                dev["full"] = css_class_name
              else
                dev["#{d.side}"] = css_class_name
              end
              result[i] = dev
            end
          end
        end
      end
    end
  end
  (height+1).times.each do |i|
    result[i] = [] if result[i].nil?
  end
  # result[0].reject! if result[0].empty?
  return result.sort_by{|k,v| k}.to_h.to_json
end

#positioned_devices ⇒ Object

def positioned_devices

height.downto(1).map { |position| [position, device_at(position)] }

end



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# File 'app/models/foreman_datacenter/rack.rb', line 35

def positioned_devices
  devs = devices.map{ |d| [d.positions, [d]] }
  result = []
  i = 1
  loop do
    current_device = devs.select{ |d| d[0].include?(i) }
    current_device == [] ? (result << [[i],[]]; i +=1 ) : (result << merge_devices(current_device, i); i = i + current_device[0][1].last.size)
    break if i > height
  end
  device_sorting(result)
end

#unpositioned_devices ⇒ Object 



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# File 'app/models/foreman_datacenter/rack.rb', line 47

def unpositioned_devices
  devices.where(position: nil).or(devices.where(position: "0")).to_a
end