Class: XmlConv::State::Transactions

Inherits:
Global
  • Object
show all
Defined in:
lib/xmlconv/state/transactions.rb

Defined Under Namespace

Classes: PageFacade

Constant Summary collapse

DIRECT_EVENT = 
:home
PAGE_SIZE = 
20
PAGER_SIZE = 
10
REVERSE_MAP = 
{
  :commit_time => true,
}
VIEW = 
View::Transactions

Instance Method Summary collapse

Methods inherited from Global

#home, #logout, #transaction

Instance Method Details

#compare_entries(a, b) ⇒ Object 



51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
 
# File 'lib/xmlconv/state/transactions.rb', line 51

def compare_entries(a, b)
  @sortby.each { |sortby|
    aval, bval = nil
    begin
      aval = a.send(sortby)
      bval = b.send(sortby)
    rescue
      next
    end
    res = if(aval.nil? && bval.nil?)
      0
    elsif(aval.nil?)
      1
    elsif(bval.nil?)
      -1
    else
      aval <=> bval
    end
    return res unless(res == 0)
  }
  0
end

#get_sortby! ⇒ Object 



73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
 
# File 'lib/xmlconv/state/transactions.rb', line 73

def get_sortby!
  @sortby ||= []
  sortvalue = @session.user_input(:sortvalue)
  if(sortvalue.is_a? String)
    sortvalue = sortvalue.intern
  end
  if(@sortby.first == sortvalue)
    @sort_reverse = !@sort_reverse
  else
    @sort_reverse = self.class::REVERSE_MAP[sortvalue]
  end
  @sortby.delete_if { |sortby|
    sortby == sortvalue
  }
  @sortby.unshift(sortvalue)
end

#init ⇒ Object 



42
43
44
45
46
47
48
49
50
 
# File 'lib/xmlconv/state/transactions.rb', line 42

def init
  @transactions = @model
  @model = @transactions.reverse
  setup_pages
  @filter = Proc.new { 
    page
  }
  super
end

#page ⇒ Object 



89
90
91
92
93
94
95
 
# File 'lib/xmlconv/state/transactions.rb', line 89

def page
  if(pge = @session.user_input(:page))
    @page = @pages[pge.to_i]
  else
    @page ||= @pages.first
  end
end

#page_size ⇒ Object 



96
97
98
 
# File 'lib/xmlconv/state/transactions.rb', line 96

def page_size
  self::class::PAGE_SIZE
end

#self ⇒ Object 



99
100
101
 
# File 'lib/xmlconv/state/transactions.rb', line 99

def self
  self
end

#setup_pages ⇒ Object 



102
103
104
105
106
107
108
109
110
111
112
 
# File 'lib/xmlconv/state/transactions.rb', line 102

def setup_pages
  @pages = []
  @page = nil
  pages = [(@model.size / PAGE_SIZE.to_f).ceil, 1].max
  pages.times { |pnum|
    page = PageFacade.new(pnum)
    page.model = @model[pnum * PAGE_SIZE, PAGE_SIZE]
    page.pages = @pages
    @pages.push(page)
  }
end

#size ⇒ Object 



113
114
115
 
# File 'lib/xmlconv/state/transactions.rb', line 113

def size
  @model.size
end

#sort ⇒ Object 



116
117
118
119
120
121
122
123
124
 
# File 'lib/xmlconv/state/transactions.rb', line 116

def sort
  return self unless @model.is_a? Array
  get_sortby!
  @model = @transactions.dup
  @model.sort! { |a, b| compare_entries(a, b) }
  @model.reverse! if(@sort_reverse)
  setup_pages
  self
end

#transactions ⇒ Object 



125
126
127
 
# File 'lib/xmlconv/state/transactions.rb', line 125

def transactions
  self
end