Add lecture kinds

app/dashboards/lecture_dashboard.rb

@@ -10,12 +10,13 @@ class LectureDashboard < Administrate::BaseDashboard
   ATTRIBUTE_TYPES = {
     id: Field::Number,
     attendance: Field::HasOne,
-    course: Field::BelongsTo,
-    event_uuid: Field::String,
+    course: Field::BelongsTo.with_options(searchable: true, searchable_field: 'title'),
+    event_uuid: Field::String.with_options(searchable: false),
     recording: Field::HasOne,
     start_time: Field::DateTime,
     title: Field::String,
     cancelled: Field::Boolean,
+    kind: Field::Select.with_options(searchable: false, collection: ->(field) { field.resource.class.send(field.attribute.to_s.pluralize).keys }),
     created_at: Field::DateTime,
     updated_at: Field::DateTime,
   }.freeze
@@ -37,6 +38,8 @@ class LectureDashboard < Administrate::BaseDashboard
   # an array of attributes that will be displayed on the model's show page.
   SHOW_PAGE_ATTRIBUTES = %i[
     id
+    title
+    kind
     attendance
     course
     cancelled
@@ -53,6 +56,7 @@ class LectureDashboard < Administrate::BaseDashboard
   # on the model's form (`new` and `edit`) pages.
   FORM_ATTRIBUTES = %i[
     attendance
+    kind
     course
     cancelled
     event_uuid

app/models/lecture.rb

@@ -3,6 +3,11 @@ class Lecture < ApplicationRecord
   has_one :attendance
   has_one :recording
 
+  enum :kind, [
+    :lecture,
+    :problem_class,
+  ], default: :lecture
+
   def week_number
     ((start_time.beginning_of_week - course.semester_start_date.to_time) / 1.week).floor + 1
   end

db/migrate/20231002152546_add_lecture_kind.rb

@@ -0,0 +1,5 @@
+class AddLectureKind < ActiveRecord::Migration[7.0]
+  def change
+    add_column :lectures, :kind, :integer, default: 0
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.0].define(version: 2023_10_02_150348) do
+ActiveRecord::Schema[7.0].define(version: 2023_10_02_152546) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
 
@@ -42,6 +42,7 @@ ActiveRecord::Schema[7.0].define(version: 2023_10_02_150348) do
     t.bigint "course_id"
     t.string "event_uuid"
     t.boolean "cancelled", default: false
+    t.integer "kind", default: 0
     t.index ["course_id"], name: "index_lectures_on_course_id"
   end