Class: SourceMonitor::ImportSessions::Wizard

Inherits:
Object
  • Object
show all
Defined in:
lib/source_monitor/import_sessions/wizard.rb

Defined Under Namespace

Classes: ConfirmContext, ConfirmResult, HealthCheckContext, HealthCheckResult, PreviewContext, PreviewResult, UploadError, UploadResult

Constant Summary collapse

ALLOWED_CONTENT_TYPES = 
%w[text/xml application/xml text/x-opml application/opml].freeze
GENERIC_CONTENT_TYPES = 
%w[application/octet-stream binary/octet-stream].freeze
TRUE_PARAM_VALUES = 
[ true, "true", "1", 1, "on" ].freeze

Instance Method Summary collapse

Constructor Details

#initialize(import_session:, params:, current_step:, now: Time.current) ⇒ Wizard

Returns a new instance of Wizard.



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# File 'lib/source_monitor/import_sessions/wizard.rb', line 83

def initialize(import_session:, params:, current_step:, now: Time.current)
  @import_session = import_session
  @params = params
  @current_step = current_step
  @now = now
end

Instance Method Details

#confirm_context ⇒ Object 



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# File 'lib/source_monitor/import_sessions/wizard.rb', line 289

def confirm_context
  selected_source_ids = Array(import_session.selected_source_ids).map(&:to_s)
  selected_entries = annotated_entries(selected_source_ids)
    .select { |entry| selected_source_ids.include?(entry[:id]) }

  ConfirmContext.new(
    selected_source_ids: selected_source_ids,
    selected_entries: selected_entries,
    bulk_settings: import_session.bulk_settings || {}
  )
end

#deactivate_health_checks ⇒ Object 



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# File 'lib/source_monitor/import_sessions/wizard.rb', line 280

def deactivate_health_checks
  return unless import_session.health_checks_active?

  import_session.update_columns(
    health_checks_active: false,
    health_check_completed_at: now
  )
end

#handle_confirm ⇒ Object 



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# File 'lib/source_monitor/import_sessions/wizard.rb', line 198

def handle_confirm
  context = confirm_context

  if context.selected_entries.empty?
    return ConfirmResult.new(
      status: :blocked,
      selected_source_ids: context.selected_source_ids,
      selected_entries: context.selected_entries,
      bulk_settings: context.bulk_settings,
      selection_error: "Select at least one source to import."
    )
  end

  history = SourceMonitor::ImportHistory.create!(
    user_id: import_session.user_id,
    bulk_settings: import_session.bulk_settings
  )
  SourceMonitor::ImportOpmlJob.perform_later(import_session.id, history.id)
  import_session.update_column(:current_step, "confirm") if import_session.current_step != "confirm"

  ConfirmResult.new(
    status: :success,
    selected_source_ids: context.selected_source_ids,
    selected_entries: context.selected_entries,
    bulk_settings: context.bulk_settings,
    history: history,
    message: "Import started for #{context.selected_entries.size} sources."
  )
end

#handle_health_check ⇒ Object 



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# File 'lib/source_monitor/import_sessions/wizard.rb', line 170

def handle_health_check
  selected_source_ids = health_check_selection_from_params
  import_session.update!(selected_source_ids: selected_source_ids)

  if advancing_from_health_check? && selected_source_ids.blank?
    deactivate_health_checks

    return HealthCheckResult.new(
      status: :blocked,
      selected_source_ids: selected_source_ids,
      current_step: current_step,
      selection_error: "Select at least one source to continue.",
      health_check_context: health_check_context
    )
  end

  next_step = target_step
  deactivate_health_checks if next_step != "health_check"
  import_session.update_column(:current_step, next_step) if import_session.current_step != next_step

  HealthCheckResult.new(
    status: :success,
    selected_source_ids: selected_source_ids,
    current_step: next_step,
    health_check_context: (health_check_context if next_step == "health_check")
  )
end

#handle_preview ⇒ Object 



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# File 'lib/source_monitor/import_sessions/wizard.rb', line 128

def handle_preview
  selected_source_ids = Array(import_session.selected_source_ids).map(&:to_s)
  preview_entries = annotated_entries(selected_source_ids)
  selectable_entries = preview_entries.select { |entry| entry[:selectable] }

  valid_ids = if select_all_requested?
    ids = selectable_entries.map { |entry| entry[:id] }
    import_session.update_column(:selected_source_ids, ids)
    ids
  elsif select_none_requested?
    import_session.update_column(:selected_source_ids, [])
    []
  else
    requested_ids = build_selection_from_params(selectable_entries)
    ids = selectable_entries.index_by { |entry| entry[:id] }.slice(*requested_ids).keys
    import_session.update!(selected_source_ids: ids)
    ids
  end

  if advancing_from_preview? && valid_ids.empty?
    return PreviewResult.new(
      status: :blocked,
      selected_source_ids: valid_ids,
      valid_ids: valid_ids,
      current_step: current_step,
      selection_error: "Select at least one new source to continue.",
      preview_context: preview_context(selected_source_ids: valid_ids)
    )
  end

  next_step = target_step
  import_session.update_column(:current_step, next_step) if import_session.current_step != next_step

  PreviewResult.new(
    status: :success,
    selected_source_ids: valid_ids,
    valid_ids: valid_ids,
    current_step: next_step,
    preview_context: preview_context(selected_source_ids: valid_ids)
  )
end

#handle_upload ⇒ Object 



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# File 'lib/source_monitor/import_sessions/wizard.rb', line 90

def handle_upload
  errors = validate_upload
  return UploadResult.new(status: :invalid, errors: errors, current_step: current_step) if errors.any?

  parsed_entries = parse_opml_file(opml_file)
  valid_entries = parsed_entries.select { |entry| entry[:status] == "valid" }

  if valid_entries.empty?
    import_session.update!(
      opml_file_metadata: build_file_metadata,
      parsed_sources: parsed_entries,
      current_step: "upload"
    )

    return UploadResult.new(
      status: :invalid,
      errors: [ "We couldn't find any valid feeds in that OPML file. Check the file and try again." ],
      current_step: "upload"
    )
  end

  next_step = target_step
  import_session.update!(
    opml_file_metadata: build_file_metadata.merge("uploaded_at" => now),
    parsed_sources: parsed_entries,
    current_step: next_step
  )

  UploadResult.new(
    status: :success,
    errors: [],
    current_step: next_step,
    preview_context: preview_context
  )
rescue UploadError => error
  UploadResult.new(status: :invalid, errors: [ error.message ], current_step: current_step)
end

#health_check_context ⇒ Object 



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# File 'lib/source_monitor/import_sessions/wizard.rb', line 265

def health_check_context
  start_health_checks_if_needed

  selected_source_ids = Array(import_session.selected_source_ids).map(&:to_s)
  entries = health_check_entries(selected_source_ids)
  target_ids = health_check_targets

  HealthCheckContext.new(
    selected_source_ids: selected_source_ids,
    health_check_entries: entries,
    health_check_target_ids: target_ids,
    health_progress: health_check_progress(entries)
  )
end

#preview_context(selected_source_ids: nil) ⇒ Object 



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# File 'lib/source_monitor/import_sessions/wizard.rb', line 228

def preview_context(selected_source_ids: nil)
  filter = permitted_filter(params[:filter]) || "all"
  page = normalize_page_param(params[:page])
  selected_source_ids = Array(selected_source_ids || import_session.selected_source_ids).map(&:to_s)
  preview_entries = annotated_entries(selected_source_ids)

  filtered_entries = filter_entries(preview_entries, filter)
  paginator = SourceMonitor::Pagination::Paginator.new(
    scope: filtered_entries,
    page: page,
    per_page: preview_per_page
  ).paginate

  PreviewContext.new(
    filter: filter,
    page: paginator.page,
    selected_source_ids: selected_source_ids,
    preview_entries: preview_entries,
    filtered_entries: filtered_entries,
    paginated_entries: paginator.records,
    has_next_page: paginator.has_next_page,
    has_previous_page: paginator.has_previous_page
  )
end

#preview_context_with_default_selection ⇒ Object 



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# File 'lib/source_monitor/import_sessions/wizard.rb', line 253

def preview_context_with_default_selection
  selected_source_ids = Array(import_session.selected_source_ids).map(&:to_s)
  preview_entries = annotated_entries(selected_source_ids)

  if selected_source_ids.blank? && preview_entries.present?
    selected_source_ids = preview_entries.select { |entry| entry[:selectable] }.map { |entry| entry[:id] }
    import_session.update_column(:selected_source_ids, selected_source_ids)
  end

  preview_context(selected_source_ids: selected_source_ids)
end