[299] | 1 | # rm::data_structures::item_structure
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| 2 | # ItemStructure module
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| 3 | # http://www.openehr.org/uml/release-1.0.1/Browsable/_9_0_76d0249_1109346709572_859750_3810Report.html
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| 4 | # refs #54
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[306] | 5 | #require 'set'
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| 6 | #include OpenEHR::RM::DataStructures
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| 7 | module OpenEhr
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[299] | 8 | module RM
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| 9 | module DataStructures
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| 10 | module ItemStructure
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| 11 | class ItemStructure < DataStructure
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| 12 | end
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| 13 |
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| 14 | class ItemSingle < ItemStructure
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| 15 | attr_reader :item
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| 16 |
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| 17 | def initialize(args = {})
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| 18 | super(args)
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| 19 | self.item = args[:item]
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| 20 | end
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| 21 |
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| 22 | def as_hierarchy
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| 23 | return @item
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| 24 | end
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| 25 |
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| 26 | def item=(item)
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| 27 | raise ArgumentError, 'item is mandatory' if item.nil?
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| 28 | @item = item
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| 29 | end
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| 30 | end
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| 31 |
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| 32 | class ItemList < ItemStructure
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| 33 | attr_accessor :items
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| 34 |
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| 35 | def initialize(args = {})
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| 36 | super(args)
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| 37 | self.items = args[:items]
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| 38 | end
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| 39 |
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| 40 | def item_count
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| 41 | unless @items.nil?
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| 42 | return @items.size
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| 43 | else
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| 44 | return 0
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| 45 | end
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| 46 | end
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| 47 |
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| 48 | def names
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| 49 | return @items.collect{|item| item.name}
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| 50 | end
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| 51 |
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| 52 | def named_item(a_name)
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| 53 | @items.each do |item|
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| 54 | return item if item.name.value == a_name
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| 55 | end
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| 56 | retrun nil
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| 57 | end
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| 58 |
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| 59 | def ith_item(i)
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| 60 | raise ArgumentError, 'index invalid' if i <= 0
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| 61 | return @items[i - 1]
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| 62 | end
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| 63 |
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| 64 | def as_hierarchy
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| 65 | return Cluster.new(:name => @name,
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| 66 | :archetype_node_id => @archetype_node_id,
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| 67 | :items => @items)
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| 68 | end
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| 69 | end
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| 70 |
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| 71 | class ItemTable < ItemStructure
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| 72 | attr_accessor :rows
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| 73 |
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| 74 | def initialize(args = {})
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| 75 | super(args)
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| 76 | self.rows = args[:rows]
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| 77 | end
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| 78 |
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| 79 | def row_count
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| 80 | if @rows.nil?
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| 81 | return 0
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| 82 | else
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| 83 | return @rows.size
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| 84 | end
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| 85 | end
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| 86 |
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| 87 | def column_count
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| 88 | if @rows.nil?
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| 89 | return 0
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| 90 | else
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| 91 | return @rows[0].items.count
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| 92 | end
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| 93 | end
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| 94 |
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| 95 | def row_names
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| 96 | if @rows.nil?
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| 97 | return []
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| 98 | else
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| 99 | return @rows.collect{|r| r.name}
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| 100 | end
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| 101 | end
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| 102 |
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| 103 | def column_names
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| 104 | if @rows.nil?
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| 105 | return []
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| 106 | else
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| 107 | return @rows[0].items.collect{|i| i.name}
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| 108 | end
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| 109 | end
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| 110 |
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| 111 | def ith_row(i)
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| 112 | raise ArgumentError, 'invalid index' if i<=0 or i>@rows.size
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| 113 | if @rows.nil?
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| 114 | return []
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| 115 | else
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| 116 | return @rows[i - 1]
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| 117 | end
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| 118 | end
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| 119 |
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| 120 | def has_row_with_name?(key)
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| 121 | raise ArgumentError, 'invalid argument' if key.nil? or key.empty?
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| 122 | @rows.each do |row|
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| 123 | return true if row.items[0].name.value == key
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| 124 | end
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| 125 | return false
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| 126 | end
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| 127 |
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| 128 | def has_column_with_name?(key)
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| 129 | raise ArgumentError, 'invalid argument' if key.nil? or key.empty?
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| 130 | self.column_names.each do |name|
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| 131 | return true if name.value == key
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| 132 | end
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| 133 | return false
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| 134 | end
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| 135 |
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| 136 | def named_row(key)
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| 137 | raise ArgumentError, 'invalid argument' unless has_row_with_name?(key)
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| 138 | @rows.each do |row|
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| 139 | return row if row.items[0].name.value == key
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| 140 | end
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| 141 | return []
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| 142 | end
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| 143 |
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| 144 | def has_row_with_key?(keys)
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| 145 | keys.each do |key|
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| 146 | @rows.each do |row|
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| 147 | return true if row.items[0].name.value == key
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| 148 | end
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| 149 | end
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| 150 | return false
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| 151 | end
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| 152 |
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| 153 | def row_with_key(keys)
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| 154 | unless has_row_with_key?(keys)
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| 155 | raise ArgumentError, 'no row for key'
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| 156 | end
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| 157 | keys.each do |key|
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| 158 | @rows.each do |row|
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| 159 | return row if row.items[0].name.value == key
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| 160 | end
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| 161 | end
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| 162 | end
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| 163 |
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| 164 | def element_at_cell_ij(i,j)
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| 165 | return @rows[i-1].items[j-1]
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| 166 | end
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| 167 |
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| 168 | def element_at_named_cell(row_key, column_key)
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| 169 | i,j=0,0
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| 170 | @rows[0].items.each do |c|
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| 171 | break if c.name.value == column_key
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| 172 | i+=1
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| 173 | end
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| 174 | @rows.each do |row|
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| 175 | break if row.name.value == row_key
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| 176 | j+=1
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| 177 | end
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| 178 | return element_at_cell_ij(i,j)
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| 179 | end
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| 180 |
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| 181 | def as_hierarchy
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| 182 | return @rows[0]
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| 183 | end
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| 184 | end
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| 185 |
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| 186 | class ItemTree < ItemStructure
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| 187 | attr_accessor :items
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| 188 |
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| 189 | def initialize(args ={ })
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| 190 | super(args)
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| 191 | self.items = args[:items]
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| 192 | end
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| 193 | end
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| 194 | end # of ItemStructure
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| 195 | end # of DataStructures
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| 196 | end # of RM
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| 197 | end # of OpenEHR
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