Class: Lib_Stats

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(args = {}) ⇒ Lib_Stats

Returns a new instance of Lib_Stats.



10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
 
# File 'lib/lib_stats.rb', line 10

def initialize(args = {})

	@library = Library.new({name: args[:name],
							quantity: args[:quantity],
							checkouts: args[:checkouts]})

	inputfile = CategoryBuilder.new
	@category_array = inputfile.build(@library, args[:file])

	@category_array.each do |count|
		@library.quantity += count.quantity
		@library.checkouts += count.checkouts

	end


end

Instance Attribute Details

#category_array ⇒ Object

Returns the value of attribute category_array.



8
9
10
 
# File 'lib/lib_stats.rb', line 8

def category_array
  @category_array
end

#library ⇒ Object

Returns the value of attribute library.



8
9
10
 
# File 'lib/lib_stats.rb', line 8

def library
  @library
end

#loser_array ⇒ Object

Returns the value of attribute loser_array.



8
9
10
 
# File 'lib/lib_stats.rb', line 8

def loser_array
  @loser_array
end

#name ⇒ Object

Returns the value of attribute name.



8
9
10
 
# File 'lib/lib_stats.rb', line 8

def name
  @name
end

Instance Method Details

#display ⇒ Object 



29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
 
# File 'lib/lib_stats.rb', line 29

def display
		output = ""
	@category_array.each do |stuff|
		output += "#{stuff.name} \n"
		output += "Quantity: #{stuff.quantity} \n"
		output += "% of Total Books: #{stuff.percent_of_total} \n"
		output += "Checkouts: #{stuff.checkouts} \n"
		output += "% of Total Checkouts: #{stuff.percent_of_checkouts} \n"
		output += "Performance (average number of checkouts per book in category): #{stuff.performance} \n"
		output += "------------- \n"
	end

	return output

end

#winners ⇒ Object 



46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
 
# File 'lib/lib_stats.rb', line 46

def winners
	best_score = 0.01
	loser_array = []
	winner_array = []
	output = ""

	@category_array.each do |stuff|

	#collect best performers
		if stuff.performance > best_score
			best_score = stuff.performance
			winner_array.clear
			winner_array << stuff
		end

	#collect worst performers
	if stuff.percent_of_checkouts == 0
		loser_array << stuff
	end

	end

	output += "Losers:"
		loser_array.each do |loser|
			output += "#{loser.name} /n"
		end

	output += "Winner:"
		winner_array.each do |winner|
			output += "#{winner.name}"
		end

	return output


end