Class: Iev::DbWriter

Inherits:
Object
  • Object
show all
Includes:
Cli::Ui
Defined in:
lib/iev/db_writer.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Cli::Ui

debug, error, info, progress, set_ui_tag, warn

Constructor Details

#initialize(db) ⇒ DbWriter

Returns a new instance of DbWriter.



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# File 'lib/iev/db_writer.rb', line 14

def initialize(db)
  @db = db
end

Instance Attribute Details

#db ⇒ Object (readonly)

Returns the value of attribute db.



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# File 'lib/iev/db_writer.rb', line 12

def db
  @db
end

Instance Method Details

#import_spreadsheet(file) ⇒ Object 



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# File 'lib/iev/db_writer.rb', line 18

def import_spreadsheet(file)
  Profiler.measure("xlsx-import") do
    workbook = open_workbook(file)
    row_enumerator = workbook.sheets.first.simple_rows.each

    title_row = row_enumerator.next
    symbolized_title_row = title_row.compact.transform_values(&:to_sym)

    create_table(symbolized_title_row.values)

    loop do
      row = row_enumerator.next
      next if row.empty?

      data = prepare_data(row, symbolized_title_row)
      display_progress(data)
      insert_data(data)
    end
  end
end