Allow plugins to bring their own miq_reports

Check vmdb::plugins for product/reports and product/compare when seeding
MiqReports

app/models/miq_report/seeding.rb

@@ -1,8 +1,10 @@
 module MiqReport::Seeding
   extend ActiveSupport::Concern
 
-  REPORT_DIR  = Rails.root.join("product/reports")
-  COMPARE_DIR = Rails.root.join("product/compare")
+  RELATIVE_REPORT_DIR  = "product/reports".freeze
+  RELATIVE_COMPARE_DIR = "product/compare".freeze
+  REPORT_DIR  = Rails.root.join(RELATIVE_REPORT_DIR).freeze
+  COMPARE_DIR = Rails.root.join(RELATIVE_COMPARE_DIR).freeze
 
   module ClassMethods
     def seed
@@ -66,7 +68,7 @@ def seed_record(path, report)
         attrs[:priority]      = File.basename(path).split("_").first.to_i
         attrs[:rpt_group]     = File.basename(File.dirname(path)).split("_").last
         attrs[:rpt_type]      = "Default"
-        attrs[:template_type] = path.start_with?(REPORT_DIR.to_s) ? "report" : "compare"
+        attrs[:template_type] = template_type(path)
 
         begin
           report.update!(attrs)
@@ -84,12 +86,34 @@ def seed_record(path, report)
       end
     end
 
+    def template_type(path)
+      path.include?(RELATIVE_REPORT_DIR.to_s) ? "report" : "compare"
+    end
+
     def seed_files
+      seed_core_files + seed_plugin_files
+    end
+
+    def seed_core_files
       Dir.glob(REPORT_DIR.join("**/*.yaml")).sort + Dir.glob(COMPARE_DIR.join("**/*.yaml")).sort
     end
 
+    def seed_plugin_files
+      Vmdb::Plugins.flat_map do |plugin|
+        Dir.glob(plugin.root.join("#{RELATIVE_REPORT_DIR}/**/*.yaml")).sort + Dir.glob(plugin.root.join("#{RELATIVE_COMPARE_DIR}/**/*.yaml")).sort
+      end
+    end
+
     def seed_filename(path)
-      path.remove("#{REPORT_DIR}/").remove("#{COMPARE_DIR}/")
+      send("seed_#{template_type(path)}", path)
+    end
+
+    def seed_report_filename(path)
+      path.split("#{RELATIVE_REPORT_DIR}/").last
+    end
+
+    def seed_compare_filename(path)
+      path.split("#{RELATIVE_COMPARE_DIR}/").last
     end
   end
 end