Class: Bulkrax::CsvTemplate::MappingManager

Inherits:
Object
  • Object
show all
Defined in:
app/services/bulkrax/csv_template/mapping_manager.rb

Overview

Handles loading and filtering of Bulkrax field mappings

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ MappingManager

Returns a new instance of MappingManager.



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# File 'app/services/bulkrax/csv_template/mapping_manager.rb', line 9

def initialize
  @mappings = load_mappings
end

Instance Attribute Details

#mappings ⇒ Object (readonly)

Returns the value of attribute mappings.



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# File 'app/services/bulkrax/csv_template/mapping_manager.rb', line 7

def mappings
  @mappings
end

Instance Method Details

#find_by_flag(field_name, default) ⇒ Object 



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# File 'app/services/bulkrax/csv_template/mapping_manager.rb', line 21

def find_by_flag(field_name, default)
  @mappings.find { |_k, v| v[field_name] == true }&.first || default
end

#key_to_mapped_column(key) ⇒ Object 



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# File 'app/services/bulkrax/csv_template/mapping_manager.rb', line 17

def key_to_mapped_column(key)
  @mappings.dig(key, "from")&.first || key
end

#mapped_to_key(column_str) ⇒ Object 



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# File 'app/services/bulkrax/csv_template/mapping_manager.rb', line 13

def mapped_to_key(column_str)
  @mappings.find { |_k, v| v["from"].include?(column_str) }&.first || column_str
end

#resolve_column_name(key: nil, flag: nil, default: nil) ⇒ Object 



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# File 'app/services/bulkrax/csv_template/mapping_manager.rb', line 29

def resolve_column_name(key: nil, flag: nil, default: nil)
  if flag
    mapped_key = find_by_flag(flag, nil)
    if mapped_key
      mapped_options = @mappings.dig(mapped_key, "from") || []
      return mapped_options if mapped_options.any?
    end
  end

  if key
    mapped_options = @mappings.dig(key, "from") || []
    return mapped_options if mapped_options.any?
  end

  default ? [default] : []
end

#split_value_for(mapping_key) ⇒ Object 



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# File 'app/services/bulkrax/csv_template/mapping_manager.rb', line 25

def split_value_for(mapping_key)
  @mappings.dig(mapping_key, "split")
end