Fixed project deletion errors

classes/db.rb

@@ -354,15 +354,27 @@ class DBase
   end
 
   def delete_project(prj_id)
+    result = ProjectsProjects.where(proj_id_repository: prj_id.to_i)
+    count = 0
+    result.each do |item|
+      count = count + 1
+    end
+    return 1 if count > 0
     ReposProjects.where(proj_id: prj_id.to_i).delete
     ProjectsReposSpec.where(proj_id: prj_id.to_i).delete
     builds = BuildTask.where(proj_id: prj_id.to_i)
     builds.each do |item|
       rpms = BuildRpms.where(build_id: item[:id])
-      Rpms.where(id: rpms[:rpm_id]).delete
+      rpms.each do |rpm|
+        rpm_id_t = rpm[:rpm_id]
+        BuildRpms.where(build_id: item[:id], rpm_id: rpm_id_t).delete
+        Rpms.where(id: rpm_id_t).delete
+      end
     end
     BuildTask.where(proj_id: prj_id.to_i).delete
+    ProjectsProjects.where(proj_id: prj_id.to_i).delete
     Projects.where(id: prj_id.to_i).delete
+    0
   end
 
   def projects_with_current_as_link(prj_id)