Add is_stable to course

dashboard/app/models/course.rb

@@ -37,6 +37,7 @@ def skip_name_format_validation
     has_verified_resources
     family_name
     version_year
+    is_stable
   )
 
   def to_param
@@ -55,6 +56,14 @@ def localized_version_title
     I18n.t("data.course.name.#{name}.version_title", default: version_year)
   end
 
+  # Any course with a plc_course or no family_name is considered stable.
+  # All other courses must specify an is_stable boolean property.
+  def stable_or_default
+    return true if plc_course || !family_name
+
+    is_stable || false
+  end
+
   def self.file_path(name)
     Rails.root.join("config/courses/#{name}.course")
   end
@@ -188,8 +197,7 @@ def assignable_info(user = nil)
     info[:assignment_family_title] = localized_assignment_family_title
     info[:version_year] = version_year || ScriptConstants::DEFAULT_VERSION_YEAR
     info[:version_title] = localized_version_title
-    # For now, all course versions visible in the UI are stable.
-    info[:is_stable] = true
+    info[:is_stable] = stable_or_default
     info[:category] = I18n.t('courses_category')
     info[:script_ids] = user ?
       scripts_for_user(user).map(&:id) :
@@ -296,9 +304,7 @@ def summarize_versions(user = nil)
           version_year: c.version_year,
           version_title: c.localized_version_title,
           can_view_version: c.can_view_version?(user),
-          # TODO: (madelynkasula) Update is_stable to no longer be hard-coded once
-          # properties[:is_stable] is implemented for courses.
-          is_stable: true
+          is_stable: stable_or_default
         }
       end
 

dashboard/config/courses/csd-2017.course

@@ -21,6 +21,7 @@
     ],
     "has_verified_resources": true,
     "family_name": "csd",
-    "version_year": "2017"
+    "version_year": "2017",
+    "is_stable": true
   }
 }

dashboard/config/courses/csd-2018.course

@@ -21,6 +21,7 @@
     ],
     "has_verified_resources": true,
     "family_name": "csd",
-    "version_year": "2018"
+    "version_year": "2018",
+    "is_stable": true
   }
 }

dashboard/config/courses/csp-2017.course

@@ -40,6 +40,7 @@
     ],
     "has_verified_resources": true,
     "family_name": "csp",
-    "version_year": "2017"
+    "version_year": "2017",
+    "is_stable": true
   }
 }

dashboard/config/courses/csp-2018.course

@@ -23,6 +23,7 @@
     ],
     "has_verified_resources": true,
     "family_name": "csp",
-    "version_year": "2018"
+    "version_year": "2018",
+    "is_stable": true
   }
 }

dashboard/test/models/course_test.rb

@@ -61,7 +61,7 @@ class NameValidationTests < ActiveSupport::TestCase
   end
 
   test "should serialize to json" do
-    course = create(:course, name: 'my-course')
+    course = create(:course, name: 'my-course', is_stable: true)
     create(:course_script, course: course, position: 1, script: create(:script, name: "script1"))
     create(:course_script, course: course, position: 2, script: create(:script, name: "script2"))
     create(:course_script, course: course, position: 3, script: create(:script, name: "script3"))
@@ -71,6 +71,30 @@ class NameValidationTests < ActiveSupport::TestCase
     obj = JSON.parse(serialization)
     assert_equal 'my-course', obj['name']
     assert_equal ['script1', 'script2', 'script3'], obj['script_names']
+    assert obj['properties']['is_stable']
+  end
+
+  test "stable_or_default: true if course has plc_course" do
+    course = Course.new(family_name: 'plc')
+    course.plc_course = Plc::Course.new(course: course)
+    course.save
+
+    assert course.stable_or_default
+  end
+
+  test "stable_or_default: true if course is not in a family" do
+    course = create :course
+    assert course.stable_or_default
+  end
+
+  test "stable_or_default: true if course in family has is_stable set" do
+    course = create :course, family_name: 'csd', is_stable: true
+    assert course.stable_or_default
+  end
+
+  test "stable_or_default: defaults to false if course in family does not have is_stable set" do
+    course = create :course, family_name: 'csd'
+    refute course.stable_or_default
   end
 
   class UpdateScriptsTests < ActiveSupport::TestCase