Class: Tasks::Dwc::CompactController

Inherits:
ApplicationController
  • Object
show all
Includes:
TaskControllerConfiguration
Defined in:
app/controllers/tasks/dwc/compact_controller.rb

Constant Summary collapse

MAX_ROWS = 
5000

Instance Method Summary collapse

Methods included from TaskControllerConfiguration

#set_is_task_controller

Instance Method Details

#compact ⇒ Object

POST /tasks/dwc/compact/compact.json



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# File 'app/controllers/tasks/dwc/compact_controller.rb', line 10

def compact
  q = ::Queries::DwcOccurrence::Filter.new(params)
  filter_params = q.params

  scope = q.all
    .where(project_id: sessions_current_project_id)
    .select(::DwcOccurrence.target_columns)
    .limit(MAX_ROWS)

  tempfile = ::Export::CSV.copy_table(scope)
  tsv_string = tempfile.read
  tempfile.close!

  table = Utilities::DarwinCore::Table.new(tsv_string:)
  preview = params[:preview] == 'true' || params[:preview] == true

  rows_compacted = Utilities::DarwinCore::Summary.count_rows_compacted(table.rows)

  table.compact(by: :catalog_number, preview:)

  skipped = table.skipped_rows
  skipped_individual_count = skipped.sum { |r| r['individualCount'].to_i }

  all_rows = table.rows + skipped

  pre_1700_rows = all_rows.select { |r| Utilities::DarwinCore::Summary.year_before_1700?(r['eventDate']) }
  pre_1700_individual_count = pre_1700_rows.sum { |r| r['individualCount'].to_i }

  render json: {
    headers: Utilities::DarwinCore::Summary.ordered_headers(table.headers),
    rows: table.rows,
    all_rows:,
    errors: table.errors,
    filter_params:,
    meta: {
      total_rows: table.rows.size,
      preview:,
      rows_compacted:,
      without_catalog_number_rows: skipped.size,
      without_catalog_number_individual_count: skipped_individual_count,
      pre_1700_rows: pre_1700_rows.size,
      pre_1700_individual_count:
    }
  }
end

#index ⇒ Object 



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# File 'app/controllers/tasks/dwc/compact_controller.rb', line 6

def index
end