Class: RailsPulse::Charts::OperationsChart

Inherits:
Object
  • Object
show all
Defined in:
app/models/rails_pulse/charts/operations_chart.rb

Defined Under Namespace

Classes: OperationBar

Constant Summary collapse

LANE_DISPLAY = 
{
  "controller"  => { label: "Action",   order: 0 },
  "template"    => { label: "View",      order: 1 },
  "layout"      => { label: "View",      order: 1 },
  "partial"     => { label: "Partial",   order: 2 },
  "collection"  => { label: "Partial",   order: 2 },
  "sql"         => { label: "Database",  order: 3 },
  "cache_read"  => { label: "Cache",     order: 4 },
  "cache_write" => { label: "Cache",     order: 4 },
  "http"        => { label: "External",  order: 5 },
  "job"         => { label: "External",  order: 5 },
  "mailer"      => { label: "External",  order: 5 },
  "storage"     => { label: "External",  order: 5 }
}.freeze
HORIZONTAL_OFFSET_PX = 
20

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(operations) ⇒ OperationsChart

Returns a new instance of OperationsChart.



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# File 'app/models/rails_pulse/charts/operations_chart.rb', line 25

def initialize(operations)
  @operations = operations.to_a
  @min_start = @operations.map(&:start_time).min || 0
  @max_end = @operations.map { |op| op.start_time + op.duration }.max || 1
  @total_duration = (@max_end - @min_start).nonzero? || 1
  @bars = build_bars
  @max_depth = @bars.map(&:depth).max || 0
  @lane_labels = build_lane_labels
end

Instance Attribute Details

#bars ⇒ Object (readonly)

Returns the value of attribute bars.



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# File 'app/models/rails_pulse/charts/operations_chart.rb', line 21

def bars
  @bars
end

#lane_labels ⇒ Object (readonly)

Returns the value of attribute lane_labels.



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# File 'app/models/rails_pulse/charts/operations_chart.rb', line 21

def lane_labels
  @lane_labels
end

#max_depth ⇒ Object (readonly)

Returns the value of attribute max_depth.



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# File 'app/models/rails_pulse/charts/operations_chart.rb', line 21

def max_depth
  @max_depth
end

#max_end ⇒ Object (readonly)

Returns the value of attribute max_end.



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# File 'app/models/rails_pulse/charts/operations_chart.rb', line 21

def max_end
  @max_end
end

#min_start ⇒ Object (readonly)

Returns the value of attribute min_start.



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# File 'app/models/rails_pulse/charts/operations_chart.rb', line 21

def min_start
  @min_start
end

#total_duration ⇒ Object (readonly)

Returns the value of attribute total_duration.



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# File 'app/models/rails_pulse/charts/operations_chart.rb', line 21

def total_duration
  @total_duration
end