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Streaming Server - An Event Bus Implementation\ 3:24 Big Notes on NATS Streaming 13:17 Building a NATS Test Project 20:49 Port-Forwarding with Kubectl 25:29 Publishing Events 31:50 Listening For Data 38:46 Accessing Event Data 45:42 Client ID Generation 50:30 Queue Groups 57:59 Manual Ack Mode 1:07:51 Client Health Checks 1:17:37 Graceful Client Shutdown 1:24:19 Core Concurrency Issues 1:37:15 Common Questions 1:45:24 [Optional] More Possible Concurrency Solutions 2:02:06 Solving Concurrency Issues 2:22:12 Concurrency Control with the Tickets App 2:31:53 Event Redelivery 2:36:28 Durable Subscriptions to NATS in a Node JS World\ 2:45:28 Reusable NATS Listeners 2:50:01 The Listener Abstract Class 2:59:28 Extending the Listener 3:05:22 Quick Refactor 3:08:40 Leveraging TypeScript for Listener Validation 3:14:08 Subjects Enum 3:17:38 Custom Event Interface 3:20:04 Enforcing Listener Subjects 3:27:27 Enforcing Data Types 3:31:21 Where Does this Get Used 3:34:10 Custom Publisher 3:42:22 Using the Custom Publisher 3:46:12 Awaiting Event Publication 3:50:41 Common Event Definitions Summary 3:57:07 Updating the Common Module 4:04:43 Restarting NATS a NATS Client\ 4:06:53 Publishing Ticket Creation 4:10:41 More on Publishing 4:14:01 NATS Client Singleton 4:19:25 Remember Mongoose 4:24:23 Singleton Implementation 4:33:28 Accessing the NATS Client 4:37:56 Graceful Shutdown 4:44:52 Successful Listen! 4:48:16 Ticket Update Publishing 4:52:44 Failed Event Publishing 4:59:47 Handling Publish Failures 5:05:50 Fixing a Few Tests 5:09:43 Redirecting Imports 5:15:18 Providing a Mock Implementation 5:24:27 Test-Suite Wide Mocks 5:26:40 Ensuring Mock Invocations 5:35:54 NATS Env Variables Data Replication In Action\ 5:43:55 The Orders Service 5:48:57 Scaffolding the Orders Service 5:53:37 A Touch More Setup 6:01:10 Ingress Routing Rules 6:03:04 Scaffolding a Few Route Handlers 6:12:59 Subtle Service Coupling 6:19:43 Associating Orders and Tickets 6:26:32 Order Model Setup 6:35:24 The Need for an Enum 6:41:21 Creating an Order Status Enum 6:49:53 More on Mongoose Refs 6:52:51 Defining the Ticket Model 7:00:01 Order Creation Logic 7:05:47 Finding Reserved Tickets 7:11:57 Convenience Document Methods 7:19:35 Order Expiration Times 7:25:40 Test Suite Setup 7:28:17 Asserting Tickets Exist 7:34:26 Asserting Reserved Tickets 7:39:31 Testing the Success Case 7:43:41 Fetching a User’s Orders 7:49:05 A Slightly Complicated Test 8:01:28 Fetching Individual Orders 8:06:05 Does Fetching Work 8:13:23 Cancelling an Order 8:17:55 Can We Cancel Event Flow\ 8:27:07 Orders Service Events 8:31:50 Creating the Events 8:41:14 Implementing the Publishers 8:44:27 Publishing the Order Creation 8:49:30 Publishing Order Cancellation 8:52:04 Testing Event Publishing for Events and Handling Concurrency Issues\ 8:57:37 Time for Listeners! 8:59:49 Reminder on Listeners 9:01:43 Blueprint for Listeners 9:05:23 A Few More Reminders 9:10:50 Simple onMessage Implementation 9:13:08 ID Adjustment 9:18:53 Ticket Updated Listener Implementation 9:23:25 Initializing the Listeners 9:26:10 A Quick Manual Test 9:29:27 Clear Concurrency Issues 9:42:26 Reminder on Versioning Records 9:49:07 Optimistic Concurrency Control 9:54:45 Mongoose Update-If-Current 9:58:32 Implementing OCC with Mongoose 10:02:34 Testing OCC 10:11:41 One More Test 10:15:27 Who Updates Versions 10:21:56 Including Versions in Events 10:24:56 Updating Tickets Event Definitions 10:28:52 Applying a Version Query 10:36:06 Did it Work 10:40:38 Abstracted Query Method 10:46:20 [Optional] Versioning Without Update-If-Current 11:04:55 Testing Listeners 11:09:51 A Complete Listener Test 11:19:16 Testing the Ack Call 11:21:25 Testing the Ticket Updated Listener 11:29:47 Success Case Testing 11:34:36 Out-Of-Order Events 11:39:28 The Next Few Videos 11:43:07 Fixing a Few Tests 11:49:44 Listeners in the Tickets Service 11:51:31 Building the Listener 11:56:31 Strategies for Locking a Ticket
