From e72ffdd800bacd2367a2efc6dc02f74d3ac6fe0a Mon Sep 17 00:00:00 2001 From: Lukas May Date: Fri, 30 Jan 2026 13:56:20 +0100 Subject: [PATCH] docs(01.1-01): complete event bus foundation plan Tasks completed: 3/3 - Install and configure Vitest test framework - Create EventBus port interface and EventEmitter adapter - Define domain events with typed payloads and tests SUMMARY: .planning/phases/01.1-hexagonal-architecture/01.1-01-SUMMARY.md --- .planning/ROADMAP.md | 4 +- .planning/STATE.md | 18 +-- .../01.1-01-SUMMARY.md | 109 ++++++++++++++++++ 3 files changed, 121 insertions(+), 10 deletions(-) create mode 100644 .planning/phases/01.1-hexagonal-architecture/01.1-01-SUMMARY.md diff --git a/.planning/ROADMAP.md b/.planning/ROADMAP.md index 285687a..b46023b 100644 --- a/.planning/ROADMAP.md +++ b/.planning/ROADMAP.md @@ -47,7 +47,7 @@ Plans: **Plans**: 6 plans in 3 waves Plans: -- [ ] 01.1-01: Event Bus Foundation (Wave 1) +- [x] 01.1-01: Event Bus Foundation (Wave 1) - [ ] 01.1-02: tRPC Foundation (Wave 1) - [ ] 01.1-03: Process Module Tests + Events (Wave 2) - [ ] 01.1-04: Logging Module Tests + Events (Wave 2) @@ -134,7 +134,7 @@ Phases execute in numeric order: 1 → 1.1 → 2 → 3 → 4 → 5 → 6 → 7 | Phase | Plans Complete | Status | Completed | |-------|----------------|--------|-----------| | 1. Core Infrastructure | 5/5 | Complete | 2026-01-30 | -| 1.1. Hexagonal Architecture | 0/6 | Planned | - | +| 1.1. Hexagonal Architecture | 1/6 | In progress | - | | 2. Data Layer | 0/? | Not started | - | | 3. Git Integration | 0/? | Not started | - | | 4. Agent Lifecycle | 0/? | Not started | - | diff --git a/.planning/STATE.md b/.planning/STATE.md index 0111234..980d1f5 100644 --- a/.planning/STATE.md +++ b/.planning/STATE.md @@ -10,27 +10,28 @@ See: .planning/PROJECT.md (updated 2026-01-30) ## Current Position Phase: 1.1 of 8 (Hexagonal Architecture - INSERTED) -Plan: 0 of 6 in current phase -Status: Planned (6 plans in 3 waves) -Last activity: 2026-01-30 — Planned Phase 1.1 +Plan: 1 of 6 in current phase +Status: In progress +Last activity: 2026-01-30 — Completed 01.1-01-PLAN.md -Progress: ██████████ 71% +Progress: ██████████░ 73% ## Performance Metrics **Velocity:** -- Total plans completed: 5 +- Total plans completed: 6 - Average duration: 3 min -- Total execution time: 15 min +- Total execution time: 18 min **By Phase:** | Phase | Plans | Total | Avg/Plan | |-------|-------|-------|----------| | 1 | 5/5 | 15 min | 3 min | +| 1.1 | 1/6 | 3 min | 3 min | **Recent Trend:** -- Last 5 plans: 01-01 (2 min), 01-02 (1 min), 01-03 (0 min), 01-04 (5 min), 01-05 (7 min) +- Last 5 plans: 01-02 (1 min), 01-03 (0 min), 01-04 (5 min), 01-05 (7 min), 01.1-01 (3 min) - Trend: Steady ## Accumulated Context @@ -44,6 +45,7 @@ Recent decisions affecting current work: - 01-02: Task 2 required no code changes - existing bin config was correct - 01-04: Log directory structure ~/.cw/logs/{processId}/ with timestamp prefixes - 01-05: Used node:http instead of Express for minimal server footprint +- 01.1-01: EventBus is PORT, EventEmitterBus is ADAPTER for swappability ### Pending Todos @@ -62,5 +64,5 @@ None yet. ## Session Continuity Last session: 2026-01-30 -Stopped at: Completed 01-05-PLAN.md (Phase 1 complete) +Stopped at: Completed 01.1-01-PLAN.md (Event Bus Foundation) Resume file: None diff --git a/.planning/phases/01.1-hexagonal-architecture/01.1-01-SUMMARY.md b/.planning/phases/01.1-hexagonal-architecture/01.1-01-SUMMARY.md new file mode 100644 index 0000000..ce3c2d8 --- /dev/null +++ b/.planning/phases/01.1-hexagonal-architecture/01.1-01-SUMMARY.md @@ -0,0 +1,109 @@ +--- +phase: 01.1-hexagonal-architecture +plan: 01 +subsystem: events +tags: [vitest, events, eventbus, eventemitter, hexagonal] + +# Dependency graph +requires: [] +provides: + - EventBus port interface + - EventEmitterBus adapter implementation + - Domain event types (Process, Server, Log events) + - Test infrastructure with Vitest +affects: [01.1-02, 01.1-03, 01.1-04, 01.1-05, 01.1-06] + +# Tech tracking +tech-stack: + added: [vitest] + patterns: [ports-and-adapters, event-bus, domain-events] + +key-files: + created: + - src/events/types.ts + - src/events/bus.ts + - src/events/index.ts + - src/events/bus.test.ts + - vitest.config.ts + modified: + - package.json + +key-decisions: + - "EventBus is the PORT, EventEmitterBus is the ADAPTER" + - "Node.js EventEmitter wrapped behind interface for future swapability" + - "Domain events use discriminated union pattern with type property" + +patterns-established: + - "Port/Adapter pattern for event infrastructure" + - "Typed domain events with payload generics" + - "Test globals enabled (describe, it, expect without imports)" + +# Metrics +duration: 3min +completed: 2026-01-30 +--- + +# Phase 1.1 Plan 01: Event Bus Foundation Summary + +**Vitest test framework configured with typed EventBus port/adapter pattern and domain events for process, server, and log lifecycle** + +## Performance + +- **Duration:** 3 min +- **Started:** 2026-01-30T13:50:00Z +- **Completed:** 2026-01-30T13:55:00Z +- **Tasks:** 3 +- **Files modified:** 6 + +## Accomplishments + +- Vitest test framework installed and configured with globals, TypeScript support +- EventBus interface (PORT) defined with emit, on, off, once methods +- EventEmitterBus class (ADAPTER) implemented using Node.js EventEmitter +- Domain events defined: ProcessSpawned, ProcessStopped, ProcessCrashed, ServerStarted, ServerStopped, LogEntry +- Full test coverage for event bus patterns (10 tests passing) + +## Task Commits + +Each task was committed atomically: + +1. **Task 1: Install and configure Vitest** - `03d5527` (chore) +2. **Task 2: Create EventBus port and adapter** - `83e6adb` (feat) +3. **Task 3: Define domain events and write tests** - `437e76e` (feat) + +## Files Created/Modified + +- `vitest.config.ts` - Vitest configuration with globals, TypeScript, coverage +- `package.json` - Added test scripts and vitest dependency +- `src/events/types.ts` - EventBus port interface and domain event types +- `src/events/bus.ts` - EventEmitterBus adapter implementation +- `src/events/index.ts` - Public API exports and createEventBus factory +- `src/events/bus.test.ts` - Comprehensive test suite (10 tests) + +## Decisions Made + +1. **EventBus as PORT, EventEmitterBus as ADAPTER** - Enables swapping to RabbitMQ/Kafka/WebSocket later without changing consumers +2. **Node.js EventEmitter internally** - Simplest path to external event systems, well-tested foundation +3. **Discriminated union for domain events** - DomainEventMap type enables type-safe event handling + +## Deviations from Plan + +None - plan executed exactly as written. + +## Issues Encountered + +None + +## User Setup Required + +None - no external service configuration required. + +## Next Phase Readiness + +- Event bus foundation complete and tested +- Ready for 01.1-02: tRPC Foundation +- All subsequent plans can depend on the events module + +--- +*Phase: 01.1-hexagonal-architecture* +*Completed: 2026-01-30*