Module: CsvWizard::Importer

Defined in:
lib/csv_wizard/importer.rb

Instance Method Summary collapse

Instance Method Details

#column(name, required: false, default: nil) ⇒ Object 



9
10
11
 
# File 'lib/csv_wizard/importer.rb', line 9

def column(name, required: false, default: nil)
  @mapper.map(name, to: name.downcase.to_sym, required: required, default: default)
end

#import(file_path, before_import: nil, after_import: nil) ⇒ Object 



13
14
15
16
17
18
19
20
21
22
23
 
# File 'lib/csv_wizard/importer.rb', line 13

def import(file_path, before_import: nil, after_import: nil)
  failed_rows = []

  CSV.foreach(file_path, headers: true).with_index(2) do |row, idx|
    processor = RowProcessor.new(@model_class, @mapper, row.to_h, idx, before_import: before_import, after_import: after_import)
    success = processor.save
    failed_rows << { line: idx, row: row.to_h, errors: processor.errors } unless success
  end

  failed_rows
end

#map_csv_to(model_class, &block) ⇒ Object 



3
4
5
6
7
 
# File 'lib/csv_wizard/importer.rb', line 3

def map_csv_to(model_class, &block)
  @mapper = Mapper.new
  instance_eval(&block)
  @model_class = model_class
end