Lab02: Concurrency and parallelism - Mashchenko Pavel

[PavMash]

Lab 02: Concurrency and parallelism

Overview

Implemented backend and frontend for chatting app with support of concurrent messaging. API calls are simulated.

What was implemented:

Go backend component

• Implement message broker with support for multiple users, broadcasts and private messages'
• Implement user manager with data validation and add/remove operations
• Implement chat history with support for concurrent writing
• All unit tests are passed

Flutter frontend component

• Implement chat service with Streams for real time messages and Futures for sending (integration with backend simulated with mock)
• UI for chat with real time updates
• UI for user profile with reactive updates

How to test:

Backend testing

1. cd labs/lab02/backend
2. go mod tidy
3. go test ./...

Frontend testing

1. cd labs/lab02/frontend
2. flutter pub get
3. flutter test

Checklist:

• All tests pass
• Code passes linting
• Both Go and Flutter components work
• README updated if necessary
• Follows course coding standards

[github-actions]

Lab 02 Test Results

Score: 4/6 (66.66666666666666%)

Task Completion:

Go Tasks

• ✅ ChatCore
• ✅ User Management
• ✅ Message Storage

Flutter Tasks

• ✅ Chat Service
• ❌ Chat Screen
• ❌ User Profile

[github-actions]

Lab 02 Test Results

Score: 6/6 (100%)

Task Completion:

Go Tasks

• ✅ ChatCore
• ✅ User Management
• ✅ Message Storage

Flutter Tasks

• ✅ Chat Service
• ✅ Chat Screen
• ✅ User Profile

[github-actions]

Lab 02 Test Results

Score: 6/6 (100%)

Task Completion:

Go Tasks

• ✅ ChatCore
• ✅ User Management
• ✅ Message Storage

Flutter Tasks

• ✅ Chat Service
• ✅ Chat Screen
• ✅ User Profile