Class: ODDB::Import::Dimdi::Product

Inherits:
ODDB::Import::DatedExcel show all
Defined in:
lib/oddb/import/dimdi.rb

Instance Method Summary collapse

Methods inherited from Excel

#cell, #import, #import_worksheet, #parse

Methods inherited from Importer

#capitalize_all, #company_name, #utf8

Constructor Details

#initialize(date = Date.today) ⇒ Product

Returns a new instance of Product.



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# File 'lib/oddb/import/dimdi.rb', line 146

def initialize(date = Date.today)
  super
  @count = 0
  @created = 0
  @created_sequences = 0
  @created_substances = 0
  @deleted_sequences = 0
  @deleted_products = 0
  @existing = 0
  @existing_sequences = 0
  @reassigned_pzns = 0
  @renamed_products = 0
end

Instance Method Details

#assign_substance_group(sub, groupname) ⇒ Object 



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# File 'lib/oddb/import/dimdi.rb', line 159

def assign_substance_group(sub, groupname)
  if(sub.group.nil? \
     && (group = import_substance_group(groupname)))
    sub.group = group
    sub.save
  end
end

#create_product(name) ⇒ Object 



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# File 'lib/oddb/import/dimdi.rb', line 166

def create_product name
  product = Drugs::Product.new
  product.name.de = name
  product.save
end

#delete_sequence(sequence) ⇒ Object 



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# File 'lib/oddb/import/dimdi.rb', line 171

def delete_sequence(sequence)
  product = sequence.product
  if(product.sequences.size == 1)
    @deleted_products += 1
    product.delete
  else
    @deleted_sequences += 1
    sequence.delete
  end
  sequence
end

#import_atc(row, sequence) ⇒ Object 



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# File 'lib/oddb/import/dimdi.rb', line 182

def import_atc(row, sequence)
  atc_name = cell(row, 10)
  substances = sequence.substances.uniq
  candidates = []
  if(substances.size == 1)
    substance = substances.first
    candidates = Drugs::Atc.search_by_exact_name(substance.to_s)
    if(candidates.empty?)
      candidates = Drugs::Atc.search_by_name(substance.to_s)
    end
  end
  if(candidates.size != 1)
    candidates = Drugs::Atc.search_by_exact_name(atc_name)
  end
  if(candidates.empty?)
    candidates = Drugs::Atc.search_by_name(atc_name)
  end
  if(candidates.size == 1)
    atc = candidates.first
    if(sequence.atc.nil? \
       || (sequence.atc != atc && atc.level >= sequence.atc.level))
      sequence.atc = atc
      sequence.save
    end
  end
end

#import_galenic_form(row) ⇒ Object 



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# File 'lib/oddb/import/dimdi.rb', line 339

def import_galenic_form(row)
  Drugs::GalenicForm.find_by_code(:value   => cell(row, 6),
                                  :type    => "galenic_form",
                                  :country => 'DE')
end

#import_package(row, sequence, unitname) ⇒ Object 



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# File 'lib/oddb/import/dimdi.rb', line 237

def import_package(row, sequence, unitname)
  ## we don't expect any multipart packages here
  psize = cell(row, 2)
  package = Drugs::Package.new
  pzn = u(cell(row, 0).to_i.to_s)
  package.add_code(Util::Code.new(:cid, pzn, 'DE', @package_date))
  part = Drugs::Part.new
  part.size = psize
  if(unitname)
    unit = Drugs::Unit.find_by_name(unitname)
    if(unit.nil?)
      unit = Drugs::Unit.new
      unit.name.de = unitname
      unit.save
    end
    part.unit = unit
  end
  part.composition = sequence.compositions.first
  part.package = package
  part.save
  package.sequence = sequence
  package.save
  update_package(row, package)
end

#import_price(package, type, amount) ⇒ Object 



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# File 'lib/oddb/import/dimdi.rb', line 270

def import_price(package, type, amount)
  dotype = :"price_#{type}"
  # if this price has been edited manually we won't overwrite
  unless((data_origin = package.data_origin(dotype)) \
     && data_origin.to_s.include?('@'))
    if(price = package.price(type, 'DE'))
      if(price != amount)
        price.amount = amount
      end
    else
      price = Util::Money.new(amount, type, 'DE')
      package.add_price(price)
    end
    package.data_origins.store dotype, :dimdi
  end
end

#import_product(row, product, name) ⇒ Object 



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# File 'lib/oddb/import/dimdi.rb', line 261

def import_product(row, product, name)
  if(product)
    @existing += 1
  else
    @created += 1
    product = create_product name
  end
  import_sequence(row, product)
end

#import_row(row) ⇒ Object 



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# File 'lib/oddb/import/dimdi.rb', line 208

def import_row(row)
  if(value = cell(row, 0))
    @package_date = cell(row, 13) || @date
    @count += 1
    pzn = u(value.to_i.to_s)
    package = Drugs::Package.find_by_code(:type    => 'cid',
                                        :value   => pzn,
                                        :country => 'DE')
    name = product_name(row)
    product = Drugs::Product.find_by_name(name)
    if !package
      ## new package and possibly new product
      import_product row, product, name
    elsif !package.product
      product ||= create_product name
      if package.sequence.nil?
        import_sequence row, product, package
      else
        seq = package.sequence
        seq.product = product
        seq.save
        update_package row, package
      end
    else
      ## update package-data
      update_package row, package
    end
  end
end

#import_sequence(row, product, package = nil) ⇒ Object 



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# File 'lib/oddb/import/dimdi.rb', line 286

def import_sequence(row, product, package=nil)
  ## be simplistic here - the input file can not describe
  #  multiple compositions or active agents. Simply identify
  #  existing active agents by their substance and dose.
  sequence, composition, substance, dose = nil
  substances = import_substances(row)
  galform = import_galenic_form(row)
  if(dose = cell(row, 8))
    dose = Drugs::Dose.new(dose, 'mg')
  end
  if product
    sequence = product.sequences.find { |seq|
      doses = seq.doses
      seq.galenic_forms == [galform] \
        && seq.substances == substances \
        && (doses.empty? || doses.inject { |a, b| a + b } == dose)
    } 
  end
  if(sequence)
    @existing_sequences += 1
  else
    @created_sequences += 1
    sequence = Drugs::Sequence.new
    composition = Drugs::Composition.new
    if(substances.size > 1)
      dose = nil
    end
    substances.each { |substance|
      active_agent = Drugs::ActiveAgent.new(substance, dose)
      active_agent.composition = composition
    }
    composition.galenic_form = galform
    if(factor = cell(row, 9))
      composition.equivalence_factor = factor
    end
    composition.sequence = sequence
    composition.save
    sequence.product = product
    sequence.save
  end
  import_atc(row, sequence)
  if(package)
    package.sequence = sequence
    package.save
    update_package(row, package)
  else
    unitname = nil
    if(galform)
      unitname = galform.description.de
    end
    import_package(row, sequence, unitname)
  end
end

#import_substance_group(groupname) ⇒ Object 



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# File 'lib/oddb/import/dimdi.rb', line 378

def import_substance_group(groupname)
  groupname = groupname.to_s.strip
  if(groupname.length > 3)
    group = Drugs::SubstanceGroup.find_by_name(groupname)
    if(group.nil?)
      group = Drugs::SubstanceGroup.new
      group.name.de = groupname
      group.save
    end
    group
  end
end

#import_substances(row) ⇒ Object 



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# File 'lib/oddb/import/dimdi.rb', line 344

def import_substances(row)
  subs = []
  groupname = cell(row, 10)
  if(abbr = cell(row, 7))
    if(sub = Drugs::Substance.find_by_code(:value => abbr, 
               :type => "substance", :country => "DE"))
      assign_substance_group(sub, groupname)
      subs.push(sub)
    else
      subs = Drugs::Substance.search_by_code(:value => abbr,
               :type => "substance-combination", :country => 'DE')
    end
  end
  if(subs.empty?)
    names = groupname.split('+')
    subs = names.collect { |name| 
      assumed_name = name.strip[/^\S+/]
      unless(assumed_name.empty?)
        sub = Drugs::Substance.find_by_name(assumed_name)
        if(sub.nil?)
          @created_substances += 1
          sub = Drugs::Substance.new
          sub.name.de = assumed_name
          sub.save
        end
        if(names.size == 1)
          assign_substance_group(sub, groupname)
        end
        sub
      end
    }
  end
  subs.compact
end

#move_package(row, product, package, name) ⇒ Object 



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# File 'lib/oddb/import/dimdi.rb', line 390

def move_package(row, product, package, name)
  @existing += 1
  move_from = package.sequence
  move_to = product.sequences.find { |sequence|
    sequence.comparable?(move_from)
  }
  if(move_to)
    @existing_sequences += 1
    package.sequence = move_to
    package.save
    update_package(row, package)
    if(move_from.packages.empty?)
      delete_sequence(move_from)
    end
  elsif(move_from.packages.size == 1)
    @existing_sequences += 1
    move_sequence(product, move_from)
    update_package(row, package)
  else
    import_sequence(row, product, package)
  end
end

#move_sequence(product, sequence) ⇒ Object 



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# File 'lib/oddb/import/dimdi.rb', line 412

def move_sequence(product, sequence)
  move_from = sequence.product
  sequence.product = product
  sequence.save
  if(move_from.sequences.empty?)
    @deleted_products += 1
    move_from.delete
  end
end

#postprocess ⇒ Object 



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# File 'lib/oddb/import/dimdi.rb', line 421

def postprocess
  Drugs::Product.all { |product|
    sequences = product.sequences.dup
    sequences.each { |sequence|
      sequences.dup.each { |other|
        if(sequence != other && other.identical?(sequence))
          other.packages.each { |package|
            package.sequence = sequence
            package.save
          }
          sequences.delete other # should be safe because Array is ordered
          other.delete
        end
      }
    }
  }
end

#product_name(row) ⇒ Object 



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# File 'lib/oddb/import/dimdi.rb', line 438

def product_name(row)
  if data = cell(row, 1)
    capitalize_all(data.gsub(/[^A-Z\s]/, '').gsub(/\s+/, ' ')).strip
  end
end

#rename_product(row, package, name) ⇒ Object 



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# File 'lib/oddb/import/dimdi.rb', line 443

def rename_product(row, package, name)
  @renamed_products += 1
  product = package.product
  product.name.de = name
  product.save
  update_package(row, package)
end

#report ⇒ Object 



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# File 'lib/oddb/import/dimdi.rb', line 450

def report
  [
    sprintf("Imported   %5i Products per %s:", 
            @count, @date.strftime("%d.%m.%Y")),
    sprintf("Visited    %5i existing Products", @existing),
    sprintf("Visited    %5i existing Sequences", 
            @existing_sequences),
    sprintf("Ignored    %5i unknown Products", @created),
    sprintf("Created    %5i new Sequences", @created_sequences),
    sprintf("Created    %5i new Substances from Combinations",
            @created_substances),
    sprintf("Renamed    %5i Products", @renamed_products),
    sprintf("Reassigned %5i PZNs", @reassigned_pzns),
    sprintf("Deleted    %5i Products", @deleted_products),
    sprintf("Deleted    %5i Sequences", @deleted_sequences),
  ]
end

#update_package(row, package) ⇒ Object 



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# File 'lib/oddb/import/dimdi.rb', line 467

def update_package(row, package)
  modified = false
  fpgroup = cell(row, 11)
  unless(fpgroup.is_a?(String))
    fpgroup = u(fpgroup.to_i.to_s)
  end
  if(code = package.code(:festbetragsgruppe))
    if(code.value != fpgroup)
      modified = true
      code.value = fpgroup, @package_date
    end
  else
    modified = true
    package.add_code(Util::Code.new(:festbetragsgruppe, 
                                    fpgroup, 'DE', @package_date))
  end
  import_price(package, :public, cell(row, 3)) && modified = true
  if(efp = package._price_exfactory)
    import_price(package, :exfactory, efp.to_f) && modified = true
  end
  import_price(package, :festbetrag, cell(row, 4)) && modified = true
  if(level = cell(row, 12))
    if(code = package.code(:festbetragsstufe))
      if(code.value != level.to_i)
        modified = true
        code.value = level.to_i, @package_date
      end
    else
      modified = true
      package.add_code(Util::Code.new(:festbetragsstufe, level.to_i,
                                      'DE', @package_date))
    end
  end
  package.save if(modified)
end