Adds SampleData for testing fix scripts on demo

lib/fix/sample_data.rb

@@ -0,0 +1,89 @@
+# first shell into a running container with bash, then run pry.
+# load the app
+require_relative '../../config/environment'
+
+# Set some variables
+class SampleData
+  attr_reader :asset_sample_size
+
+  def initialize(asset_sample_size: 100)
+    @asset_sample_size = asset_sample_size
+  end
+
+  def solr
+    @solr ||= Blacklight.default_index.connection
+  end
+
+  def a_docs
+    @a_docs ||= solr.get('select', params: {q: 'has_model_ssim:Asset', rows: asset_sample_size, start: rand_start})['response']['docs']
+  end
+
+  def rand_start
+    @rand_start ||= rand(0..(total_assets - asset_sample_size - 1))
+  end
+
+  def total_assets
+    solr.get('select', params: {q: 'has_model_ssim:Asset', rows: 0})['response']['numFound']
+  end
+
+  def ars(refresh: false)
+    # Rest instance variables if refresh is true
+    @ars = @ars_wtih_pids = @ars_wtih_pis_in_fedora = nil if refresh
+    @ars ||= a_docs.map{|doc| AssetResource.find(doc['id'])}
+  end
+
+  def ars_with_pis(media_type: nil)
+    @ars_with_pis ||= ars.select{ |ar| ar.physical_instantiation_resources.present? }
+    if media_type
+      @ars_with_pis.select do |ar|
+        ar.physical_instantiation_resources.any? do |pi|
+          pi.media_type.to_s.strip.downcase == media_type.to_s.strip.downcase
+        end
+      end
+    else
+      @ars_with_pis
+    end
+  end
+
+  def ars_with_pis_in_fedora(media_type: nil)
+    @ars_with_pis_in_fedora ||= ars_with_pis.select do |ar|
+      ar.physical_instantiation_resources.any? do |pi|
+        begin
+          pi = PhysicalInstantiation.find(pi.id)
+        rescue ActiveFedora::ObjectNotFoundError => e
+          false
+        end
+      end
+    end
+
+    if media_type
+      filter(ars: @ars_with_pis_in_fedora, media_type: media_type)
+    else
+      @ars_with_pis_in_fedora
+    end
+  end
+
+  def save_assets_to_pg
+    ars.each do |ar|
+      Hyrax.persister.save(resource: ar)
+    end
+    ars(refresh: true)
+  end
+
+  # Class method for filtering a set of AssetResources
+  def self.filter(ars, media_type: nil)
+    filtered = ars
+    if media_type
+      filtered = filtered.select do |ar|
+        ar.physical_instantiation_resources.any? do |pi|
+          pi.media_type.to_s.strip.downcase == media_type.to_s.strip.downcase
+        end
+      end
+    end
+    filtered
+  end
+
+  # Delegated instance method
+  def filter(*args, **kwargs); self.class.filter(*args, **kwargs); end
+
+end