Class: Twstats::LogStats

Inherits:
Object
  • Object
show all
Defined in:
lib/twstats/descriptive_stats.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(logs) ⇒ LogStats

This class analyzes a give set of data and is used to extract information from times logged



6
7
8
 
# File 'lib/twstats/descriptive_stats.rb', line 6

def initialize(logs)
  @logs = logs
end

Instance Attribute Details

#logs ⇒ Object (readonly)

Returns the value of attribute logs.



4
5
6
 
# File 'lib/twstats/descriptive_stats.rb', line 4

def logs
  @logs
end

Instance Method Details

#mean_log_time ⇒ Object 



10
11
12
13
 
# File 'lib/twstats/descriptive_stats.rb', line 10

def mean_log_time
  map = logs.map{|l| l.decimal_time}
  DescriptiveStatistics::Stats.new(map).mean
end

#mean_task_time(tasks) ⇒ Object 



15
16
17
18
19
20
21
 
# File 'lib/twstats/descriptive_stats.rb', line 15

def mean_task_time(tasks)
  time_per_task = []
  tasks.each do |task|
    time_per_task << logs.select{|ll| ll.task == task}.inject(0){|sum, ll| sum + ll.decimal_time}
  end
  DescriptiveStatistics::Stats.new(time_per_task).mean
end