remove unique indexes on tokens

Author: zcesur

lib/algora/interviews/schemas/job_interview.ex

@@ -4,6 +4,8 @@ defmodule Algora.Interviews.JobInterview do
 
   import Ecto.Changeset
 
+  alias Algora.Accounts.User
+
   @interview_statuses [:initial, :ongoing, :passed, :failed, :withdrawn]
 
   typed_schema "job_interviews" do
@@ -17,33 +19,43 @@ defmodule Algora.Interviews.JobInterview do
     field :company_feedback_token, :string
     field :candidate_feedback_token, :string
 
-    belongs_to :user, Algora.Accounts.User
+    belongs_to :user, User
     belongs_to :job_posting, Algora.Jobs.JobPosting
-    belongs_to :org, Algora.Accounts.User
+    belongs_to :org, User
 
     timestamps()
   end
 
   def changeset(job_interview, attrs) do
     job_interview
-    |> cast(attrs, [:user_id, :job_posting_id, :org_id, :status, :notes, :scheduled_at, :completed_at, :company_feedback, :candidate_feedback, :company_feedback_token, :candidate_feedback_token])
+    |> cast(attrs, [
+      :user_id,
+      :job_posting_id,
+      :org_id,
+      :status,
+      :notes,
+      :scheduled_at,
+      :completed_at,
+      :company_feedback,
+      :candidate_feedback,
+      :company_feedback_token,
+      :candidate_feedback_token
+    ])
     |> validate_required([:user_id, :job_posting_id, :org_id, :status])
     |> validate_inclusion(:status, @interview_statuses)
     |> foreign_key_constraint(:user_id)
     |> foreign_key_constraint(:job_posting_id)
     |> foreign_key_constraint(:org_id)
     |> unique_constraint([:user_id, :org_id])
-    |> unique_constraint(:company_feedback_token)
-    |> unique_constraint(:candidate_feedback_token)
     |> generate_id()
     |> maybe_generate_feedback_tokens()
   end
 
   defp maybe_generate_feedback_tokens(changeset) do
     if get_field(changeset, :id) && !get_field(changeset, :company_feedback_token) do
       changeset
-      |> put_change(:company_feedback_token, Nanoid.generate(8))
-      |> put_change(:candidate_feedback_token, Nanoid.generate(8))
+      |> put_change(:company_feedback_token, Nanoid.generate(6))
+      |> put_change(:candidate_feedback_token, Nanoid.generate(6))
     else
       changeset
     end

priv/repo/migrations/20251003105421_remove_feedback_token_unique_indexes.exs

@@ -0,0 +1,8 @@
+defmodule Algora.Repo.Migrations.RemoveFeedbackTokenUniqueIndexes do
+  use Ecto.Migration
+
+  def change do
+    drop_if_exists unique_index(:job_interviews, [:company_feedback_token])
+    drop_if_exists unique_index(:job_interviews, [:candidate_feedback_token])
+  end
+end