Transaction rules engine V1 (#1900)

* Domain model sketch

* Scaffold out rules domain

* Migrations

* Remove existing data enrichment for clean slate

* Sketch out business logic and basic tests

* Simplify rule scope building and action executions

* Get generator working again

* Basic implementation + tests

* Remove manual merchant management (rules will replace)

* Revert "Remove manual merchant management (rules will replace)"

This reverts commit 83dcbd9ff0.

* Family and Provider merchants model

* Fix brakeman warnings

* Fix notification loader

* Update notification position

* Add Rule action and condition registries

* Rule form with compound conditions and tests

* Split out notification types, add CTA type

* Rules form builder and Stimulus controller

* Clean up rule registry domain

* Clean up rules stimulus controller

* CTA message for rule when user changes transaction category

* Fix tests

* Lint updates

* Centralize notifications in Notifiable concern

* Implement category rule prompts with auto backoff and option to disable

* Fix layout bug caused by merge conflict

* Initialize rule with correct action for category CTA

* Add rule deletions, get rules working

* Complete dynamic rule form, split Stimulus controllers by resource

* Fix failing tests

* Change test password to avoid chromium conflicts

* Update integration tests

* Centralize all test password references

* Add re-apply rule action

* Rule confirm modal

* Run migrations

* Trigger rule notification after inline category updates

* Clean up rule styles

* Basic attribute locking for rules

* Apply attribute locks on user edits

* Log data enrichments, only apply rules to unlocked attributes

* Fix merge errors

* Additional merge conflict fixes

* Form UI improvements, ignore attribute locks on manual rule application

* Batch AI auto-categorization of transactions

* Auto merchant detection, ai enrichment in batches

* Fix Plaid merchant assignments

* Plaid category matching

* Cleanup 1

* Test cleanup

* Remove stale route

* Fix desktop chat UI issues

* Fix mobile nav styling issues

app/controllers/transactions_controller.rb

@@ -54,6 +54,8 @@ class TransactionsController < ApplicationController
 
     if @entry.save
       @entry.sync_account_later
+      @entry.lock_saved_attributes!
+      @entry.transaction.lock!(:tag_ids) if @entry.transaction.tags.any?
 
       flash[:notice] = "Transaction created"
 
@@ -68,7 +70,19 @@ class TransactionsController < ApplicationController
 
   def update
     if @entry.update(entry_params)
+      transaction = @entry.transaction
+
+      if needs_rule_notification?(transaction)
+        flash[:cta] = {
+          type: "category_rule",
+          category_id: transaction.category_id,
+          category_name: transaction.category.name
+        }
+      end
+
       @entry.sync_account_later
+      @entry.lock_saved_attributes!
+      @entry.transaction.lock!(:tag_ids) if @entry.transaction.tags.any?
 
       respond_to do |format|
         format.html { redirect_back_or_to account_path(@entry.account), notice: "Transaction updated" }
@@ -79,7 +93,8 @@ class TransactionsController < ApplicationController
               partial: "transactions/header",
               locals: { entry: @entry }
             ),
-            turbo_stream.replace(@entry)
+            turbo_stream.replace(@entry),
+            *flash_notification_stream_items
           ]
         end
       end
@@ -89,9 +104,21 @@ class TransactionsController < ApplicationController
   end
 
   private
+    def needs_rule_notification?(transaction)
+      return false if Current.user.rule_prompts_disabled
+
+      if Current.user.rule_prompt_dismissed_at.present?
+        time_since_last_rule_prompt = Time.current - Current.user.rule_prompt_dismissed_at
+        return false if time_since_last_rule_prompt < 1.day
+      end
+
+      transaction.saved_change_to_category_id? &&
+      transaction.eligible_for_category_rule?
+    end
+
     def entry_params
       entry_params = params.require(:entry).permit(
-        :name, :enriched_name, :date, :amount, :currency, :excluded, :notes, :nature, :entryable_type,
+        :name, :date, :amount, :currency, :excluded, :notes, :nature, :entryable_type,
         entryable_attributes: [ :id, :category_id, :merchant_id, { tag_ids: [] } ]
       )