Implement Lottery History Table Component with Comprehensive Display and Testing

[parker110-crypto]

Implement Lottery History Table Component with Comprehensive Display and Testing

Description

Task

Design and Implement Lottery History Table Component

Acceptance Criteria

• Displays lottery round history in a tabular format
• Supports multiple rounds
• Handles empty history state
• Provides clear, formatted information
• Includes comprehensive unit tests

Summary of Work

This pull request implements a comprehensive Lottery History Table component to display historical lottery round information.

Changes Made

• Created LotteryHistoryTable component in src/components/LotteryHistoryTable.tsx
• Implemented reusable LotteryRound interface for type safety
• Added support for rendering multiple lottery rounds
• Implemented empty state handling
• Created component-specific test suite

Implementation Details

• Component renders a table with columns: Round, Date, Pot Size, Winner, Participants
• Supports dynamic rendering of lottery rounds
• Formats data for improved readability (date localization, currency formatting)
• Provides clear empty state when no rounds are available
• Uses data-testid attributes for accessible testing

Acceptance Criteria

✅ Displays lottery round history in a tabular format
✅ Supports multiple rounds
✅ Handles empty history state
✅ Provides clear, formatted information
✅ Includes comprehensive unit tests

Testing Approach

• Implemented unit tests covering:
  1. Correct table rendering
  2. Empty state handling
  3. Accurate display of round details
• Used React Testing Library for component testing
• Verified rendering with mock data

Notes

• Component is flexible and can be easily integrated with backend data fetching
• Currently uses client-side date and number formatting
• Recommend future improvements: pagination, sorting, detailed view

Future Considerations

• Add pagination for large number of rounds
• Implement sorting functionality
• Create detailed round view modal
• Improve address truncation/display

Changes Made

• Created LotteryHistoryTable component
• Implemented LotteryRound interface
• Added comprehensive unit tests
• Supported dynamic round rendering
• Implemented empty state handling

Tests

• Renders table with correct number of rows
• Displays empty state when no rounds
• Correctly renders round details

Signatures

Staking Key

DnKC6ccCbNTByVMcwf912eVtsqN6bMVGmMYMjxo31SLK: 4xb6aK33ceZZxbE8vTyZrtAwJT3mDudSbaNPDgxu3Jk3z77PsMiCCMoWhg6GQJGqSnHBuvavM8VtQTqFViUsbjggtqgHzYZjsNng1o1CJS6hvZTj9VsJAbpVnRJmZ2ebWCKfHD1jVNEWSSjbAWk4xHhp3ZtXEGYGDsHCK25NWTiJqXxM1dEPhLFeMdinLV5iktjoQBtHHL7zjagTC12m6veGFcyENi5HhrYxbmFQGzgrahQfAkBjg6zD6y8PFoPEkaNHUC4b32drtbj8rdZQMb5AcGZ8HXGCy4xjzGL7RqT1wpoxD7CrvQJGsUStertF4pmi6r1YqfhFQejfFquPsoC4RqEYrg56Yi7jMvitXm1kxHSTZAHXbNyM4Lm7ceLRuNWX9Aa37kuR3AR53jYS42fxzF3yuJTRt7oKWJaNUvEp

Public Key

87R2z3PcW3KoJWVc6vXkHuKduiT5EcjFEBzCyohX2GhX: 3XyjeUjG3ZQ6igzEzGEtnGL6gp3FhELZ2My1DMrkHskLP7wSWeBv7BucLourYUTzmFS9dcoxZxGkYWeWs6LXhtggzuE2WMDb5yF2jg8dZHPMuVZpKkcjZYqrcP65ewbDZaVPDsH2rAPbsmQMmF3YWQMQ9VNinF3eTP2Jy4RYUiWYL2mhGsRLmhKR1JFgTfhwtkZWX5CvbzpHGu14hvRY8Vsf7QeoSFLWE165ND1yNVd5kSXmCzwrfoUH6uXZNKjfzgk9f6A9A44ZoDwE7BF2m3TY3qmLUtoVRpX2HWk3fMMsbYxrasW8GHyBrbgZE2j4RJKApHJi39VpEN6NYh6xLsiVM7t4Vg6zF8DzZrEwNnNaPA2KZEPuqYTcJEsVeVkqvje2J3hfMdhk67eMBsxGTdLcKvE43JwttsWPZroCCcmr