Class: CrujCrujCruj::Services::ImportRules

Inherits:
Object
  • Object
show all
Defined in:
lib/cruj_cruj_cruj/services/import_rules.rb

Class Method Summary collapse

Class Method Details

.export_template(fields, data) ⇒ Object 



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# File 'lib/cruj_cruj_cruj/services/import_rules.rb', line 6

def self.export_template(fields, data)
  package          = Axlsx::Package.new
  workbook         = package.workbook

  parameters_sheet_name = 'PARAMETERS'

  workbook.add_worksheet(name: 'TEMPLATE') do |sheet|
    title = sheet.styles.add_style(bg_color: 'FF007E7A', fg_color: 'FFFFFFFF', sz: 12,  b: true, border: {style: :thin, color: 'FF000000'})

    fields.each_with_index do |field, idx|
      validation  = field[:data_validation][:validation]
      allow_blank = field[:data_validation][:allow_blank]
      add_data_validation(sheet, idx + 1, validation, allow_blank, parameters_sheet_name) if validation
    end

    sheet.add_row (([:id] |fields.map { |field| field[:field_name] }).map { |t| I18n.t("#{t}_label") }), style: title

    data.map { |resource| [resource.id].concat(fields.map { |field| resource_field_value(resource, field) }) }.each do |row|
      sheet.add_row row, types: row.map{ |_| :string }
    end
  end

  create_validations(fields, workbook, parameters_sheet_name)

  filename = "tmp/template_#{Time.zone.now.strftime('%Y%m%d%H%M%S')}.xlsx"
  package.serialize(filename)
  filename
end

.import(file, fields, clazz) ⇒ Object 



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# File 'lib/cruj_cruj_cruj/services/import_rules.rb', line 35

def self.import(file, fields, clazz)
  spreadsheet = Roo::Spreadsheet.open(file.path, extension: :xlsx)

  errors = []
  
  if Rails::VERSION::MAJOR < 4
    invalid_rows = validate_id_array(spreadsheet, clazz)
  else
    invalid_rows = validate_id(spreadsheet, clazz)
  end
  errors << I18n.t(:column_invalid_rows, column: :id, rows: invalid_rows.first(25).join(', ')) unless invalid_rows.blank?

  fields.each_with_index do |field, idx|
    col = idx + 1
    unless field[:data_validation][:allow_blank]
      invalid_rows = validate_not_blank(col, spreadsheet)
      errors << I18n.t(:column_invalid_rows, column: field[:field_name], rows: invalid_rows.first(25).join(', ')) unless invalid_rows.blank?
    end

    if field[:data_validation][:validation]
      invalid_rows = validate_in_array(col, field_validation_values(field), spreadsheet)
      errors << I18n.t(:column_invalid_rows, column: field[:field_name], rows: invalid_rows.first(25).join(', ')) unless invalid_rows.blank?
    end
  end

  return errors unless errors.blank?


  (2..spreadsheet.last_row).each do |i|
    row = spreadsheet.row(i)
    id  = row[0]
    resource = id ? clazz.find(id) : clazz.new

    fields.each_with_index do |field, idx|
      resource.send("#{field[:field_name]}=", row_value(row, idx+1, field, spreadsheet))
      resource.save!
    end
  end

  {}
end