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Versions: 4
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Stored size: 1.63 KB
Contents
# frozen_string_literal: true
module Katalyst
module Tables
class RowRenderer < ActionView::PartialRenderer # :nodoc:
include ObjectRendering
def initialize(lookup_context, collection:, partial:, **options)
super(lookup_context, options)
@collection = collection
@partial = partial
end
def render_row(row, object, view_context)
@row = row
@object = object
if @partial.blank?
example = example_for(@collection)
@partial = partial_path(example, view_context) if example.present?
end
# if we still cannot find an example return an empty table (no header row)
return "" if @partial.blank?
@local_name ||= local_variable(@partial)
render(@partial, view_context, nil)
end
private
def example_for(collection)
if collection.respond_to?(:items)
example_for(collection.items)
elsif collection.respond_to?(:any?) && collection.any?
collection.first
elsif collection.respond_to?(:model)
collection.model.new
end
# if none of the above strategies match, return nil
rescue ArgumentError
nil # if we could not construct an example without passing arguments, return nil
end
def template_keys(path)
super + [@local_name, :row]
end
def render_partial_template(view, locals, template, layout, block)
locals[@local_name || template.variable] = @object
locals[:row] = @row
super(view, locals, template, layout, block)
end
end
end
end
Version data entries
4 entries across 4 versions & 1 rubygems