[CardGrant] Individually customize expiration date (Part 1)

app/controllers/card_grants_controller.rb

@@ -47,7 +47,7 @@ def new
 
   def create
     params[:card_grant][:amount_cents] = Monetize.parse(params[:card_grant][:amount_cents]).cents
-    @card_grant = @event.card_grants.build(params.require(:card_grant).permit(:amount_cents, :email, :invite_message, :keyword_lock, :purpose, :one_time_use, :pre_authorization_required, :instructions).merge(sent_by: current_user))
+    @card_grant = @event.card_grants.build(params.require(:card_grant).permit(:amount_cents, :email, :invite_message, :keyword_lock, :purpose, :one_time_use, :pre_authorization_required, :instructions).merge(sent_by: current_user, expiration_date: @event.card_grant_setting&.expiration_preference_before_type_cast&.days&.from_now || 365.days.from_now))
 
     authorize @card_grant
 

app/jobs/one_time_jobs/backfill_grant_expiration.rb

@@ -0,0 +1,12 @@
+# frozen_string_literal: true
+
+module OneTimeJobs
+  class BackfillGrantExpiration
+    def self.perform
+      CardGrant.find_each do |cg|
+        cg.update(expiration_date: cg.created_at + (cg.event.card_grant_setting&.expiration_preference_before_type_cast&.days || 365.days))
+      end
+    end
+
+  end
+end

app/models/card_grant.rb

@@ -10,6 +10,7 @@
 #  banned_merchants           :string
 #  category_lock              :string
 #  email                      :string           not null
+#  expiration_date            :datetime
 #  instructions               :text
 #  invite_message             :string
 #  keyword_lock               :string

db/migrate/20251202231531_add_expiration_date_to_card_grants.rb

@@ -0,0 +1,5 @@
+class AddExpirationDateToCardGrants < ActiveRecord::Migration[8.0]
+  def change
+    add_column :card_grants, :expiration_date, :datetime
+  end
+end

db/schema.rb

@@ -12,7 +12,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[8.0].define(version: 2025_11_23_092317) do
+ActiveRecord::Schema[8.0].define(version: 2025_12_02_231531) do
   create_schema "google_sheets"
 
   # These are extensions that must be enabled in order to support this database
@@ -477,6 +477,7 @@
     t.bigint "disbursement_id"
     t.string "email", null: false
     t.bigint "event_id", null: false
+    t.datetime "expiration_date"
     t.text "instructions"
     t.string "invite_message"
     t.string "keyword_lock"