Class: TabsTabs::Metrics::Value::Stats

Inherits:
Object
  • Object
show all
Includes:
Enumerable, Helpers
Defined in:
lib/tabs_tabs/metrics/value/stats.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Helpers

#normalize_period, #timestamp_range, #to_numeric

Constructor Details

#initialize(period, resolution, values) ⇒ Stats

Returns a new instance of Stats.



11
12
13
 
# File 'lib/tabs_tabs/metrics/value/stats.rb', line 11

def initialize(period, resolution, values)
  @period, @resolution, @values = period, resolution, values
end

Instance Attribute Details

#period ⇒ Object (readonly)

Returns the value of attribute period.



9
10
11
 
# File 'lib/tabs_tabs/metrics/value/stats.rb', line 9

def period
  @period
end

#resolution ⇒ Object (readonly)

Returns the value of attribute resolution.



9
10
11
 
# File 'lib/tabs_tabs/metrics/value/stats.rb', line 9

def resolution
  @resolution
end

#values ⇒ Object (readonly)

Returns the value of attribute values.



9
10
11
 
# File 'lib/tabs_tabs/metrics/value/stats.rb', line 9

def values
  @values
end

Instance Method Details

#avg ⇒ Object 



39
40
41
42
 
# File 'lib/tabs_tabs/metrics/value/stats.rb', line 39

def avg
  return 0 if count.zero?
  (self.sum.to_f / self.count.to_f).round(Config.decimal_precision)
end

#count ⇒ Object 



23
24
25
 
# File 'lib/tabs_tabs/metrics/value/stats.rb', line 23

def count
  @count ||= values.map { |v| v["count"] }.sum
end

#each(&block) ⇒ Object 



44
45
46
 
# File 'lib/tabs_tabs/metrics/value/stats.rb', line 44

def each(&block)
  values.each(&block)
end

#first ⇒ Object 



15
16
17
 
# File 'lib/tabs_tabs/metrics/value/stats.rb', line 15

def first
  values.first
end

#last ⇒ Object 



19
20
21
 
# File 'lib/tabs_tabs/metrics/value/stats.rb', line 19

def last
  values.last
end

#max ⇒ Object 



35
36
37
 
# File 'lib/tabs_tabs/metrics/value/stats.rb', line 35

def max
  @max ||= values.max_by { |v| v["max"] }["max"]
end

#min ⇒ Object 



31
32
33
 
# File 'lib/tabs_tabs/metrics/value/stats.rb', line 31

def min
  @min ||= values.min_by { |v| v["min"] }["min"]
end

#sum ⇒ Object 



27
28
29
 
# File 'lib/tabs_tabs/metrics/value/stats.rb', line 27

def sum
  @sum ||= values.map { |v| v["sum"] }.sum
end

#to_a ⇒ Object 



48
49
50
 
# File 'lib/tabs_tabs/metrics/value/stats.rb', line 48

def to_a
  values
end