FEATURE: Add user custom fields to user directory (#13238)

db/migrate/20210527131318_create_directory_columns.rb

@@ -0,0 +1,41 @@
+# frozen_string_literal: true
+class CreateDirectoryColumns < ActiveRecord::Migration[6.1]
+  def up
+    create_table :directory_columns do |t|
+      t.string :name, null: true
+      t.integer :automatic_position, null: true
+      t.string :icon, null: true
+      t.integer :user_field_id, null: true
+      t.boolean :automatic, null: false
+      t.boolean :enabled, null: false
+      t.integer :position, null: false
+      t.datetime :created_at, default: -> { 'CURRENT_TIMESTAMP' }
+    end
+
+    add_index :directory_columns, [:enabled, :position, :user_field_id], name: "directory_column_index"
+
+    create_automatic_columns
+  end
+
+  def down
+    drop_table :directory_columns
+  end
+
+  def create_automatic_columns
+    DB.exec(
+      <<~SQL
+      INSERT INTO directory_columns (
+        name, automatic, enabled, automatic_position, position, icon
+      )
+      VALUES
+        ( 'likes_received', true, true, 1, 1, 'heart' ),
+        ( 'likes_given', true, true, 2, 2, 'heart' ),
+        ( 'topic_count', true, true, 3, 3, NULL ),
+        ( 'post_count', true, true, 4, 4, NULL ),
+        ( 'topics_entered', true, true, 5, 5, NULL ),
+        ( 'posts_read', true, true, 6, 6, NULL ),
+        ( 'days_visited', true, true, 7, 7, NULL );
+      SQL
+    )
+  end
+end