Switch omit_from_leaderboard bool to trust_level enum

app/models/user.rb

@@ -6,6 +6,12 @@ class User < ApplicationRecord
   validates :github_uid, uniqueness: true, allow_nil: true
   validates :timezone, inclusion: { in: TZInfo::Timezone.all.map(&:identifier) }, allow_nil: false
 
+  enum :trust_level, {
+    default: 0,
+    untrusted: 1,
+    trusted: 2
+  }
+
   has_many :heartbeats
   has_many :email_addresses, dependent: :destroy
   has_many :email_verification_requests, dependent: :destroy

app/views/leaderboards/index.html.erb

@@ -46,7 +46,7 @@
     <% if @entries&.any? %>
       <div class="leaderboard-entries">
         <% @entries.each_with_index do |entry, index| %>
-          <div class="leaderboard-entry <%= 'current-user' if entry.user_id == current_user&.id %> <%= 'omitted' if entry.user.omit_from_leaderboard && current_user&.admin? %>">
+          <div class="leaderboard-entry <%= 'current-user' if entry.user_id == current_user&.id %> <%= 'omitted' if entry.user.untrusted? && current_user&.admin? %>">
             <span class="rank">
               <% case index %>
               <% when 0 then %>

db/migrate/20250507204732_add_trust_level_to_users.rb

@@ -0,0 +1,32 @@
+class AddTrustLevelToUsers < ActiveRecord::Migration[7.1]
+  def up
+    add_column :users, :trust_level, :integer, default: 0, null: false
+
+    # Convert existing omit_from_leaderboard values
+    execute <<-SQL
+      UPDATE users#{' '}
+      SET trust_level = CASE#{' '}
+        WHEN omit_from_leaderboard = true THEN 1  -- untrusted
+        ELSE 0  -- default
+      END
+    SQL
+
+    # Remove the old column
+    remove_column :users, :omit_from_leaderboard
+  end
+
+  def down
+    add_column :users, :omit_from_leaderboard, :boolean, default: false, null: false
+
+    # Convert back
+    execute <<-SQL
+      UPDATE users#{' '}
+      SET omit_from_leaderboard = CASE#{' '}
+        WHEN trust_level = 1 THEN true  -- untrusted
+        ELSE false  -- default
+      END
+    SQL
+
+    remove_column :users, :trust_level
+  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[8.0].define(version: 2025_05_07_184341) do
+ActiveRecord::Schema[8.0].define(version: 2025_05_07_204732) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_catalog.plpgsql"
 
@@ -309,7 +309,7 @@ ActiveRecord::Schema[8.0].define(version: 2025_05_07_184341) do
     t.string "github_username"
     t.string "slack_username"
     t.string "slack_neighborhood_channel"
-    t.boolean "omit_from_leaderboard", default: false, null: false
+    t.integer "trust_level", default: 0, null: false
     t.index ["slack_uid"], name: "index_users_on_slack_uid", unique: true
     t.index ["timezone"], name: "index_users_on_timezone"
   end