AuditRecord

app/models/application_record.rb

@@ -1,3 +1,18 @@
 class ApplicationRecord < ActiveRecord::Base
   self.abstract_class = true
+  def update(*args)
+    result = super(*args)
+    AuditRecord.create(model: self.class, action: 'update', params: self.to_json)
+    result
+  end
+  def save(*args)
+    result = super(*args)
+    AuditRecord.create(model: self.class, action: 'save', params: self.to_json)
+    result
+  end
+  def self.create(*args)
+    result = super(*args)
+    AuditRecord.create(model: self.class, action: 'create', params: result.to_json)
+    result
+  end
 end

app/models/audit_record.rb

@@ -0,0 +1,2 @@
+class AuditRecord < ActiveRecord::Base
+end

db/migrate/20210321225317_create_audit_records.rb

@@ -0,0 +1,11 @@
+class CreateAuditRecords < ActiveRecord::Migration[6.1]
+  def change
+    create_table :audit_records do |t|
+      t.string :model
+      t.string :action
+      t.string :params
+
+      t.timestamps
+    end
+  end
+end

db/schema.rb

@@ -10,7 +10,15 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2021_03_21_213901) do
+ActiveRecord::Schema.define(version: 2021_03_21_225317) do
+
+  create_table "audit_records", force: :cascade do |t|
+    t.string "model"
+    t.string "action"
+    t.string "params"
+    t.datetime "created_at", precision: 6, null: false
+    t.datetime "updated_at", precision: 6, null: false
+  end
 
   create_table "authors", force: :cascade do |t|
     t.string "first_name"

spec/models/audit_record_spec.rb

@@ -0,0 +1,5 @@
+require 'rails_helper'
+
+RSpec.describe AuditRecord, type: :model do
+  pending "add some examples to (or delete) #{__FILE__}"
+end