grabbit 46d8af6084 🎉 Epic 2 Milestone: Successfully completed the final story of Epic 2: Commercialization & Core User Experience with full-stack date filtering functionality.

📋 What Was Accomplished

  Backend Changes:
  - ✅ Enhanced API Endpoint: Updated GET /api/v1/events to accept optional date query parameter
  - ✅ Input Validation: Added YYYY-MM-DD format validation to PaginationQueryDto
  - ✅ Database Filtering: Implemented timezone-aware date filtering in EventsService
  - ✅ Controller Integration: Updated EventsController to pass date parameter to service

  Frontend Changes:
  - ✅ Date Picker Component: Created reusable DatePicker component following project design system
  - ✅ Gallery UI Enhancement: Integrated date picker into gallery page with clear labeling
  - ✅ State Management: Implemented reactive date state with automatic re-fetching
  - ✅ Clear Filter Functionality: Added "Clear Filter" button for easy reset
  - ✅ Enhanced UX: Improved empty states for filtered vs unfiltered views

  🔍 Technical Implementation

  API Design:
  GET /api/v1/events?date=2025-08-02&limit=20&cursor=xxx

  Key Files Modified:
  - meteor-web-backend/src/events/dto/pagination-query.dto.ts
  - meteor-web-backend/src/events/events.service.ts
  - meteor-web-backend/src/events/events.controller.ts
  - meteor-frontend/src/components/ui/date-picker.tsx (new)
  - meteor-frontend/src/app/gallery/page.tsx
  - meteor-frontend/src/hooks/use-events.ts
  - meteor-frontend/src/services/events.ts

  ✅ All Acceptance Criteria Met

  1. ✅ Backend API Enhancement: Accepts optional date parameter
  2. ✅ Date Filtering Logic: Returns events for specific calendar date
  3. ✅ Date Picker UI: Clean, accessible interface component
  4. ✅ Automatic Re-fetching: Immediate data updates on date selection
  5. ✅ Filtered Display: Correctly shows only events for selected date
  6. ✅ Clear Filter: One-click reset to view all events

  🧪 Quality Assurance

  - ✅ Backend Build: Successful compilation with no errors
  - ✅ Frontend Build: Successful Next.js build with no warnings
  - ✅ Linting: All ESLint checks pass
  - ✅ Functionality: Feature working as specified

  🎉 Epic 2 Complete!

  With Story 2.9 completion, Epic 2: Commercialization & Core User Experience is now DONE!

  Epic 2 Achievements:
  - 🔐 Full-stack device status monitoring
  - 💳 Robust payment and subscription system
  - 🛡️ Subscription-based access control
  - 📊 Enhanced data browsing with detail pages
  - 📅 Date-based event filtering

2025-08-03 10:30:29 +08:00

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Meteor Web Backend

A NestJS-based backend service for the Meteor application with user authentication.

Features

User registration with email/password
Password hashing using bcrypt
PostgreSQL database with TypeORM
Database migrations
Input validation
Transaction support
Comprehensive unit and integration tests

Setup

Prerequisites

Node.js (v18 or higher)
PostgreSQL database
npm or yarn

Installation

npm install

Environment Variables

Create a .env file based on .env.example:

DATABASE_URL=postgresql://user:password@localhost:5432/meteor_dev
BCRYPT_SALT_ROUNDS=10

Database Setup

Run migrations to set up the database schema:

npm run migrate:up

API Endpoints

POST /api/v1/auth/register-email

Request Body:

{
  "email": "user@example.com",
  "password": "Password123",
  "displayName": "John Doe"
}

Response:

{
  "message": "User registered successfully",
  "userId": "uuid-string"
}

Validation Rules:

Email must be a valid email format
Password must be at least 8 characters long
Password must contain at least one lowercase letter, one uppercase letter, and one number
Display name is required

Error Responses:

400 Bad Request - Invalid input data
409 Conflict - Email already registered
500 Internal Server Error - Server error

Running the Application

Development

npm run start:dev

Production

npm run build
npm run start:prod

Testing

Unit Tests

npm test

Integration Tests

npm run test:e2e

Test Coverage

npm run test:cov

Database Migrations

Create New Migration

npm run migrate:create migration-name

Run Migrations

npm run migrate:up

Rollback Migrations

npm run migrate:down

Project Structure

src/
├── auth/                 # Authentication module
│   ├── dto/             # Data transfer objects
│   ├── auth.controller.ts
│   ├── auth.service.ts
│   └── auth.module.ts
├── entities/            # TypeORM entities
│   ├── user-profile.entity.ts
│   └── user-identity.entity.ts
├── app.module.ts        # Main application module
└── main.ts             # Application entry point

migrations/              # Database migrations
test/                   # Integration tests

Database Schema

user_profiles

id (UUID, Primary Key)
display_name (VARCHAR, nullable)
avatar_url (TEXT, nullable)
created_at (TIMESTAMP)
updated_at (TIMESTAMP)

user_identities

id (UUID, Primary Key)
user_profile_id (UUID, Foreign Key)
provider (VARCHAR) - e.g., 'email'
provider_id (VARCHAR) - e.g., email address
email (VARCHAR, nullable, unique for email provider)
password_hash (VARCHAR, nullable)
created_at (TIMESTAMP)
updated_at (TIMESTAMP)

Security Features

Passwords are hashed using bcrypt with configurable salt rounds
Email uniqueness validation
Input sanitization and validation
Database transactions for data consistency
No sensitive data exposed in API responses

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