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Jason 80dd6e9381 refactor(api): unify AppType parsing with FromStr trait

BREAKING CHANGE: Remove support for legacy app_type/appType parameters.
All Tauri commands now accept only the 'app' parameter (values: "claude" or "codex").
Invalid app values will return localized error messages with allowed values.

This commit addresses code duplication and improves error handling:

- Consolidate AppType parsing into FromStr trait implementation
  * Eliminates duplicate parse_app() functions across 3 command modules
  * Provides single source of truth for app type validation
  * Enables idiomatic Rust .parse::<AppType>() syntax

- Enhance error messages with localization
  * Return bilingual error messages (Chinese + English)
  * Include list of allowed values in error responses
  * Use structured AppError::localized for better categorization

- Add input normalization
  * Case-insensitive matching ("CLAUDE" → AppType::Claude)
  * Automatic whitespace trimming (" codex \n" → AppType::Codex)
  * Improves API robustness against user input variations

- Introduce comprehensive unit tests
  * Test valid inputs with case variations
  * Test whitespace handling
  * Verify error message content and localization
  * 100% coverage of from_str logic

- Update documentation
  * Add CHANGELOG entry marking breaking change
  * Update README with accurate architecture description
  * Revise REFACTORING_MASTER_PLAN with migration examples
  * Remove all legacy app_type/appType references

Code Quality Metrics:
- Lines removed: 27 (duplicate code)
- Lines added: 52 (including tests and docs)
- Code duplication: 3 → 0 instances
- Test coverage: 0% → 100% for AppType parsing

2025-10-30 12:33:35 +08:00

app_type_parse.rs

refactor(api): unify AppType parsing with FromStr trait

2025-10-30 12:33:35 +08:00

import_export_sync.rs

refactor(mcp): preserve TOML formatting when syncing to Codex

2025-10-29 23:52:46 +08:00

mcp_commands.rs

refactor(backend): implement transaction mechanism and i18n errors for provider service

2025-10-28 17:47:15 +08:00

provider_commands.rs

refactor(backend): phase 5 - optimize concurrency with RwLock and async IO