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make {Grid}.data private

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define delegated methods
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onyx-and-iris 2025-12-05 02:01:22 +00:00
parent 2add30a6c1
commit f9e99d1d2c
1 changed files with 19 additions and 16 deletions
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35
day_04/grid.rb
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@ -1,10 +1,14 @@
require "forwardable"
require_relative "cell" require_relative "cell"
class Grid class Grid
attr_reader :rows, :columns attr_reader :columns
extend Forwardable
def_delegators :@data, :size, :[]
def initialize(input) def initialize(input)
@rows = [] @data = []
(0...input.size).each do |row_index| (0...input.size).each do |row_index|
row = [] row = []
(0...input[row_index].size).each do |column_index| (0...input[row_index].size).each do |column_index|
@ -12,27 +16,26 @@ class Grid
cell.value = input[row_index][column_index] cell.value = input[row_index][column_index]
row << cell row << cell
end end
@rows << row @data << row
end end
@columns = @rows.transpose
# Link neighbours # Link neighbours
(0...@rows.size).each do |row_index| (0...@data.size).each do |row_index|
(0...@columns.size).each do |column_index| (0...@data[row_index].size).each do |column_index|
cell = @rows[row_index][column_index] cell = @data[row_index][column_index]
cell.n = @rows[row_index - 1][column_index] if row_index - 1 >= 0 cell.n = @data[row_index - 1][column_index] if row_index - 1 >= 0
cell.ne = @rows[row_index - 1][column_index + 1] if row_index - 1 >= 0 && column_index + 1 < @columns.size cell.ne = @data[row_index - 1][column_index + 1] if row_index - 1 >= 0 && column_index + 1 < @data[row_index - 1].size
cell.e = @rows[row_index][column_index + 1] if column_index + 1 < @columns.size cell.e = @data[row_index][column_index + 1] if column_index + 1 < @data[row_index].size
cell.se = @rows[row_index + 1][column_index + 1] if row_index + 1 < @rows.size && column_index + 1 < @columns.size cell.se = @data[row_index + 1][column_index + 1] if row_index + 1 < @data.size && column_index + 1 < @data[row_index + 1].size
cell.s = @rows[row_index + 1][column_index] if row_index + 1 < @rows.size cell.s = @data[row_index + 1][column_index] if row_index + 1 < @data.size
cell.sw = @rows[row_index + 1][column_index - 1] if row_index + 1 < @rows.size && column_index - 1 >= 0 cell.sw = @data[row_index + 1][column_index - 1] if row_index + 1 < @data.size && column_index - 1 >= 0
cell.w = @rows[row_index][column_index - 1] if column_index - 1 >= 0 cell.w = @data[row_index][column_index - 1] if column_index - 1 >= 0
cell.nw = @rows[row_index - 1][column_index - 1] if row_index - 1 >= 0 && column_index - 1 >= 0 cell.nw = @data[row_index - 1][column_index - 1] if row_index - 1 >= 0 && column_index - 1 >= 0
end end
end end
end end
def cell_at(row, column) def cell_at(row, column)
@rows[row][column] @data[row][column]
end end
end end