feat(view): add :settings command to display config (#145)

[yimsk]

Summary

• Add :settings command to display current configuration in a modal
• Show all config sections: Config File, Runtime, Startup, Theme, Timeouts, Concurrency, CloudWatch, Navigation, Autosave, AI
• Closes feat: display current settings in TUI #145

Changes

• internal/view/settings_view.go - New modal view for settings display
• internal/view/command_input.go - Add settings command handler
• internal/view/modal.go - Add ModalWidthSettings constant

Code Review

• Follows CLAUDE.md patterns (style caching, ui helpers, ViewportState)
• Follows AGENTS.md patterns (View interface, ThemeChangedMsg handling)
• No bugs found

[claude]

Code Review - PR #149: Settings View Feature

Summary

This PR adds a :settings command that displays current configuration in a modal. The implementation is well-structured and follows the existing codebase patterns. Overall quality is very good with only minor suggestions for improvement.

Strengths

1. Excellent Pattern Consistency: Follows established patterns perfectly with style caching, proper ViewportState usage, ThemeChangedMsg handling, and correct View interface implementation

2. Good Code Organization: Clean separation of concerns with helper methods (getThemeOverrides, formatProfiles, getProfileIDs)

3. Test Coverage: Includes unit tests covering key functionality

4. User Experience: Shows runtime vs. startup config differences with CLI annotations, clear visual hierarchy with sections and separators

5. Modal Integration: Properly integrated with existing modal system including the new ctrl+c exit in app.go:602

Issues Found

1. Potential Refactoring Opportunity - getThemeOverrides (lines 287-361)

Severity: Low (Code Quality)

The getThemeOverrides method has 23 repetitive if-statements. While functional, this could be more maintainable with a map-based approach. However, the current approach is explicit and performs fine for this use case.

2. Unused Struct Fields (lines 37-38)

Severity: Very Low (Cleanup)

The screenWidth and screenHeight fields are set in SetSize (line 88) but never read. Consider removing them unless they are planned for future use.

3. Test Coverage Gap

Severity: Low (Testing)

The tests cover basic functionality but are missing:

• Tests for buildContent() output validation
• Tests for helper methods (getThemeOverrides, formatProfiles, getProfileIDs)
• Edge cases (empty config, nil values)

4. Modal Exit Handling

Severity: Very Low (Enhancement)

The addition of ctrl+c to modal exit keys in app.go:602 affects all modals, not just settings. This should be documented in the PR description.

Security Assessment

No security concerns identified. The view only reads configuration data and does not execute commands, handle user input beyond viewport navigation, modify configuration, or access sensitive credentials.

Performance Considerations

Performance is good with style caching, efficient content building with strings.Builder, and no expensive operations in render path.

Recommendations

Required before merge: None - code is production-ready as-is

Nice to have:

• Remove unused screenWidth/screenHeight fields or document why needed
• Add comment explaining getThemeOverrides is intentionally verbose
• Consider adding integration test showing full rendered output

Final Verdict

APPROVE - This is a well-crafted PR that adds useful functionality with good code quality.

• Code quality: 5/5
• Test coverage: 4/5
• Documentation: 4/5
• Security: No concerns
• Performance: Excellent

Great work! The implementation follows all the project conventions and the feature will be very useful for users.

Review generated with Claude Code