Class: Circuitdata::FileComparer

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

Instance Method Summary collapse

Constructor Details

#initialize(file_hash, validate_origins) ⇒ FileComparer

Returns a new instance of FileComparer.



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# File 'lib/circuitdata/file_comparer.rb', line 2

def initialize(file_hash, validate_origins)
  @file_hash = file_hash
  @validate_origins = validate_origins
  @rows = {}
  @nh = {} # a new_hash to combine all the data
  @columns = []
  @default_column = nil
  @master_column = nil
  # Final hash
  @fh = {error: false, message: nil, conflict: false, product_name: nil, columns: nil, master_column: nil, rows: nil}
end

Instance Method Details

#compare ⇒ Object 



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# File 'lib/circuitdata/file_comparer.rb', line 14

def compare
  # Initial check
  unless @file_hash.is_a? Hash
    @fh[:error] = true
    @fh[:message] = 'You have to feed this function with a hash of names and hashes'
    return @fh
  end

  # Process the hashes
  products_array = []
  @file_hash.each do |k, v|
    # read content
    @fh[:error], @fh[:message], file_content = Circuitdata.read_json(v)
    return @fh if @fh[:error]
    products, types = Circuitdata.get_data_summary(file_content)
    products_array.push(*products) # add products to tracking array
    # populate the new_hash to be used later
    @nh[k] = {types: types, products: products, data: file_content}
  end

  # check if the files content meet the requirements
  if valid_product?(products_array)
    @fh[:product_name] = products_array.first.to_s
    @columns = @nh.keys
    # get all data with products in it
    product_hashes = @nh.select{|k, v| v[:products].any?}
    product_columns = product_hashes.keys

    # Add conflicts into the new_hash
    product_hashes.each do |column_k, column_v|
      master_json = column_v.dig(:data)
      @nh.each do |file_k, file_v|
        products, data = file_v[:products], file_v[:data]
        check_results = Circuitdata.compatibility_checker(master_json, data, false)
        # format the conflicts correctly here
        file_v[:conflicts] ||= {}
        file_v[:conflicts][column_k] = get_validation_summary(check_results, file_k)
        # initialize the rows format - for all the product items
        product_hash = data.dig(:open_trade_transfer_package, :products, @fh[:product_name].to_sym, :printed_circuits_fabrication_data)
        if products.any?
          init_row_format(product_hash)
        end
      end
      # Initialize the rows format - for all default profile items
      @default_column, file_v = @nh.select{|k, v| v[:types].include?("profile_defaults")}.first # this should only be a single file
      data = file_v[:data]
      product_hash = data.dig(:open_trade_transfer_package, :profiles, :defaults, :printed_circuits_fabrication_data)
      init_row_format(product_hash)
    end

    # populate the @rows
    product_columns.each do |column|
      @master_column = column
      process_row_hash('populate')
    end
    # populate the @rows summary
    product_columns.each do |column|
      @master_column = column
      process_row_hash('get_summary')
    end
    process_row_hash('populate_defaults')
  end

  @fh[:columns] = @columns.unshift(:summary)
  @fh[:rows] = @rows
  @fh
end

#customize_conflict_message(type, col, conflicting_col) ⇒ Object 



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# File 'lib/circuitdata/file_comparer.rb', line 177

def customize_conflict_message(type, col, conflicting_col)
  case type
    when :product
      "#{col.to_s} value conflicts with value from #{conflicting_col.to_s}"
    when :restricted
      "#{col.to_s} value is restricted in #{conflicting_col.to_s}"
    when :enforced
      "#{col.to_s} value conflicts with the enforced value from #{conflicting_col.to_s}"
    when :capability
      "#{col.to_s} value is outside the capabilities of #{conflicting_col.to_s}"
    else
      "There were some value conflicts"
  end
end

#get_column_type(types) ⇒ Object 



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# File 'lib/circuitdata/file_comparer.rb', line 192

def get_column_type(types)
  types ||= []
  if types.include? "product"
    :product
  elsif types.include? "profile_restricted"
    :restricted
  elsif types.include? "profile_enforced"
    :enforced
  elsif types.include? "capabilities"
    :capability
  end
end

#get_l1_hash(columns) ⇒ Object 



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# File 'lib/circuitdata/file_comparer.rb', line 224

def get_l1_hash(columns)
  l1_hash = {}
  columns.each{|c| l1_hash[c]={} }
  l1_hash
end

#get_validation_summary(validation, column) ⇒ Object 



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# File 'lib/circuitdata/file_comparer.rb', line 205

def get_validation_summary(validation, column)
  summary = {}
  if validation[:error]
    summary[:master_conflicts] ||= []
    summary[:master_conflicts] << column
    summary[:conflicts], summary[:rows] = true, {}
    validation[:errors].each do |type, errors| # validation, restricted, enforced, capabilities
      errors.each do |k, v|
        folders_stack = k.split('/')
        folder, spec = folders_stack[5], folders_stack[6]
        summary[:rows][folder.to_sym] ||= {}
        spec_message = summary[:rows][folder.to_sym][spec.to_sym] || []
        summary[:rows][folder.to_sym][spec.to_sym] = spec_message+v
      end if errors.any?
    end
  end
  summary
end

#init_row_format(product_hash) ⇒ Object 



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# File 'lib/circuitdata/file_comparer.rb', line 82

def init_row_format(product_hash)
  product_hash.each do |k, v|
    if v.is_a?(Hash)
      @rows[k] ||= {}
      v.each do |kl1, vl1|
        @rows[k][kl1] ||= get_l1_hash(@columns)
      end
    else
      @rows[k] ||= []
      # if array functionality eg Holes
    end if ['Hash', 'Array'].include?(v.class.name)
  end
end

#process_row_hash(action) ⇒ Object 



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# File 'lib/circuitdata/file_comparer.rb', line 96

def process_row_hash(action)
  @rows.each do |k, v| # product elements level
    if v.is_a?(Hash)
      v.each do |kl1, vl1| # specification level
        value, conflict, conflicts_with, conflict_message = [], false, [], []
        vl1.each do |kl2, vl2| # the specification column level - call the function from here
          conflicts = @nh.dig(kl2, :conflicts, @master_column)
          case action
            when 'populate'
              check = conflicts.any? && conflicts.dig(:rows, k, kl1).present?
              vl2[:value] = @nh.dig(kl2, :data, :open_trade_transfer_package, :products, @fh[:product_name].to_sym, :printed_circuits_fabrication_data, k, kl1)
              vl2[:conflict] = check unless vl2[:conflict] # update only when the status is false
              vl2[:conflicts_with] = check ? vl2[:conflicts_with] << @master_column : []
              vl2[:conflict_message] = check ? vl2[:conflict_message] + conflicts&.dig(:rows, k, kl1) : []

              # update master_column conflicts with
              if check
                master_row = @rows.dig(k, kl1, @master_column)
                master_row[:conflicts_with] = master_row[:conflicts_with] + conflicts.dig(:master_conflicts)
                master_row[:conflict] = true
                master_row[:conflict_message] = (master_row[:conflict_message] + vl2[:conflict_message]).uniq
              end
            when 'get_summary'
              # get the summary items
              if kl2 != :summary
                items_v = vl2[:value]
                master_value = vl1.dig(@master_column, :value)
                # dont test if the @master_column value is also nil
                if value.empty? || !value.include?(items_v)
                  value << items_v
                  conflicts_with << kl2
                  # jump the default column
                  if kl2 != @master_column # Add errors to the specific rows items
                    # get the item type
                    col_type = get_column_type(@nh.dig(kl2, :types))
                    vl2[:conflict] = true
                    vl2[:conflicts_with] = (vl2[:conflicts_with] << @master_column).uniq
                    vl2[:conflict_message] = (vl2[:conflict_message] << customize_conflict_message(col_type, kl2, @master_column)).uniq
                    # update the master row
                    master_row = @rows.dig(k, kl1, @master_column)
                    master_row[:conflicts_with] = master_row[:conflicts_with] << kl2
                    master_row[:conflict] = true
                    # get a customized error message here
                    master_row[:conflict_message] = (master_row[:conflict_message] << customize_conflict_message(col_type, @master_column, kl2)).uniq
                  end
                end unless items_v.nil? || master_value.nil?
                conflict = true if vl2[:conflict]
                conflicts_with = conflicts_with + vl2[:conflicts_with]
                conflict_message = conflict_message + vl2[:conflict_message]
              end
            when 'populate_defaults'
              if kl2 == @default_column
                vl2[:value] = @nh.dig(kl2, :data, :open_trade_transfer_package, :profiles, :defaults, :printed_circuits_fabrication_data, k, kl1)
                vl2[:conflict] = false
                vl2[:conflicts_with] = []
                vl2[:conflict_message] = []
              end
          end
        end
        case action
          when 'get_summary'
            if value.count > 1
              conflict = true
            else
              value = value.first
            end
            vl1[:summary] = {value: value, conflict: conflict, conflicts_with: conflicts_with.uniq, conflict_message: conflict_message.uniq}
          when 'populate_defaults'
            # if all the values are blank, use the default value
            vl1[:summary][:value] ||= vl1.dig(@default_column, :value)
        end
        if action == 'get_summary'
        end
        @fh[:conflict] = true if conflict
      end
    else
      # if array functionality eg Holes
    end
  end
end

#valid_product?(products_array) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/circuitdata/file_comparer.rb', line 230

def valid_product?(products_array)
  if products_array.uniq.count > 1
    @fh[:error] = true
    @fh[:message] = 'Your files contains several different product names'
    return false # validation fails because of different product names
  end
  if products_array.empty?
    @fh[:error] = true
    @fh[:message] = 'None of the files contains a product'
    return false # c=validation fails because there are no products
  end
  true
end