docs(09-01): complete message composer UI & validation plan

Tasks completed: 3/3
- Create JKChatComposer component with textarea and send button
- Add keyboard handling for Enter and Shift+Enter
- Add character count validation feedback

SUMMARY: .planning/phases/09-message-composition/09-01-SUMMARY.md
This commit is contained in:
Nuwan 2026-01-27 15:23:48 +05:30
parent d4fc7005d8
commit 538cdd0239
3 changed files with 143 additions and 11 deletions

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@ -41,7 +41,7 @@ Decimal phases appear between their surrounding integers in numeric order.
- [x] **Phase 6: Session Chat Research & Design** - Explore legacy chat implementation, design React patterns
- [x] **Phase 7: Chat Infrastructure & State Management** - Redux state, WebSocket handlers, API integration
- [x] **Phase 8: Chat Window UI & Message Display** - Modeless dialog, message list with user info
- [ ] **Phase 9: Message Composition & Sending** - Text input, send functionality, real-time delivery
- [ ] **Phase 9: Message Composition & Sending** - Text input, send functionality, real-time delivery (1/TBD plans complete)
- [ ] **Phase 10: Read/Unread Status Management** - Unread tracking, indicator badge, mark-as-read logic
- [ ] **Phase 11: Chat Finalization** - Error handling, edge cases, performance optimization, UAT
@ -142,7 +142,7 @@ Plans:
Plans:
- [x] 08-01: Chat Window Shell & WindowPortal Integration (4 tasks) - COMPLETE 2026-01-27
- [x] 08-02: Message List & Auto-Scroll (5 tasks, mixed TDD) - COMPLETE 2026-01-27
- [ ] 08-03: Chat Button & Unread Badge (3-4 tasks)
- [x] 08-03: Chat Button & Unread Badge (3-4 tasks) - COMPLETE 2026-01-27
#### Phase 9: Message Composition & Sending
**Goal**: Implement text input, send functionality, and real-time message delivery
@ -151,7 +151,8 @@ Plans:
**Plans**: TBD
Plans:
- [ ] 09-01: TBD (run /gsd:plan-phase 9 to break down)
- [x] 09-01: Message Composer UI & Validation (3 tasks) - COMPLETE 2026-01-27
- [ ] 09-02: TBD (integration and testing)
#### Phase 10: Read/Unread Status Management
**Goal**: Track unread messages and display indicator badge on chat button
@ -186,6 +187,6 @@ Phases execute in numeric order: 1 → 2 → 3 → 4 → 5 → 6 → 7 → 8 →
| 6. Session Chat Research & Design | v1.1 | 2/2 | Complete | 2026-01-26 |
| 7. Chat Infrastructure & State Management | v1.1 | 3/3 | Complete | 2026-01-27 |
| 8. Chat Window UI & Message Display | v1.1 | 3/3 | Complete | 2026-01-27 |
| 9. Message Composition & Sending | v1.1 | 0/TBD | Not started | - |
| 9. Message Composition & Sending | v1.1 | 1/TBD | In progress | 2026-01-27 |
| 10. Read/Unread Status Management | v1.1 | 0/TBD | Not started | - |
| 11. Chat Finalization | v1.1 | 0/TBD | Not started | - |

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@ -9,12 +9,12 @@ See: .planning/PROJECT.md (updated 2026-01-13)
## Current Position
Phase: 8 of 11 (Chat Window UI & Message Display)
Plan: 08-03 complete
Status: Phase 8 complete (3/3 plans), ready for Phase 9 planning
Last activity: 2026-01-27 — Phase 8 complete (Chat Button & Unread Badge)
Phase: 9 of 11 (Message Composition & Sending)
Plan: 09-01 complete
Status: In progress (1/TBD plans)
Last activity: 2026-01-27 — Completed 09-01-PLAN.md (Message Composer UI & Validation)
Progress: ███████░░░ 70% (v1.1)
Progress: ████████░░ 75% (v1.1)
## Performance Metrics
@ -257,6 +257,17 @@ Recent decisions affecting current work:
- getBadgeText() helper: formats unread count with overflow prevention
- useCallback optimization: handleClick memoized to prevent re-renders
**From Phase 9 Plan 1 (09-message-composition):**
- JKChatComposer component with controlled textarea, character validation, keyboard handling
- Local state for inputText (ephemeral, no Redux persistence needed)
- Character validation: trim whitespace, 1-255 characters after trim
- Three-tier visual feedback: gray (0-230 chars), yellow (231-255 approaching), red (256+ over limit)
- Keyboard handling: Enter to send, Shift+Enter for newline (standard chat UX)
- Disabled states: textarea/button disabled when !isConnected OR isSending OR !isValid
- Validation messages: over-limit count, empty after trim, disconnected warning
- Error display: sendError shows "Failed to send message. Please try again."
- React.memo optimization with useCallback for all handlers
### Deferred Issues
**From Phase 3 Plan 3 UAT:**
@ -288,7 +299,7 @@ None yet.
## Session Continuity
Last session: 2026-01-27
Stopped at: Phase 8 complete (Chat Button & Unread Badge)
Stopped at: Phase 9 Plan 1 complete (Message Composer UI & Validation)
Resume file: None
**Next:** Plan Phase 9 (Message Composition & Sending) - Text input composer, send button, real-time delivery via WebSocket, Enter key to send, character limits
**Next:** Integrate composer into chat window (Plan 09-02) - Add JKChatComposer to JKSessionChatWindow, test real-time message delivery

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@ -0,0 +1,120 @@
---
phase: 09-message-composition
plan: 01
subsystem: ui
tags: [react, redux, chat, forms, validation, keyboard-handling]
# Dependency graph
requires:
- phase: 07-chat-infrastructure
provides: sendMessage thunk, Redux selectors
- phase: 08-chat-window-ui
provides: Chat window shell, message list display
provides:
- Message composition UI with textarea
- Character count validation (1-255 chars)
- Keyboard handling (Enter/Shift+Enter)
- Visual feedback for validation states
affects: [09-message-composition, 10-read-unread-status, 11-chat-finalization]
# Tech tracking
tech-stack:
added: []
patterns: [controlled-components, local-state-for-ephemeral-ui, character-validation]
key-files:
created: [jam-ui/src/components/client/chat/JKChatComposer.js]
modified: []
key-decisions:
- "Local state for inputText (ephemeral, no Redux needed)"
- "Trim whitespace before validation (1-255 chars after trim)"
- "Three-tier character count feedback: gray (0-230), yellow (231-255), red (256+)"
- "Enter sends, Shift+Enter for newline (standard chat UX pattern)"
patterns-established:
- "Character count with overflow prevention (X/255 format)"
- "Validation messages guide user input (over-limit, empty, disconnected)"
- "Disabled states: !isConnected, isSending, !isValid"
issues-created: []
# Metrics
duration: 4min
completed: 2026-01-27
---
# Phase 9 Plan 1: Message Composer UI & Validation Summary
**Created message composer with textarea, keyboard handling (Enter/Shift+Enter), character validation (1-255), and visual feedback**
## Performance
- **Duration:** 4 min
- **Started:** 2026-01-27T09:47:00Z
- **Completed:** 2026-01-27T09:51:33Z
- **Tasks:** 3
- **Files modified:** 1
## Accomplishments
- JKChatComposer component with controlled textarea
- Character count display (X/255) with color-coded feedback (gray/yellow/red)
- Validation: empty check after trim, 255-char limit
- Keyboard handling: Enter to send, Shift+Enter for newline
- Disabled states: disconnected, sending, invalid input
- Error display for send failures and disconnected warning
- React.memo and useCallback optimizations
## Task Commits
1. **Tasks 1-3: Create JKChatComposer** - `d4fc7005d` (feat)
- All three tasks modified the same component file
- Combined into single commit for atomic delivery
**Plan metadata:** (pending - will commit with SUMMARY)
## Files Created/Modified
**Created:**
- `jam-ui/src/components/client/chat/JKChatComposer.js` - Message composition component with validation
## Decisions Made
**Local state for inputText:**
- Input text is ephemeral UI state (doesn't need Redux persistence)
- Cleared after successful send
- No sharing needed with other components
**Validation approach:**
- Trim whitespace before checking length (prevents whitespace-only messages)
- 1-255 character range after trim
- Three-tier feedback: gray (normal), yellow (approaching limit at 231+), red (over limit)
**Keyboard UX:**
- Enter key: send message (if valid)
- Shift+Enter: insert newline (multi-line messages)
- preventDefault on Enter to avoid newline + send
**Disabled logic:**
- Textarea disabled when: !isConnected OR isSending
- Send button disabled when: !isConnected OR isSending OR !isValid
## Deviations from Plan
None - plan executed exactly as written.
## Issues Encountered
None
## Next Phase Readiness
- Composer component ready for integration into chat window (Plan 09-02)
- sendMessage thunk already exists in Redux (Phase 7)
- Component exports properly with React.memo optimization
- No PropTypes warnings or console errors
---
*Phase: 09-message-composition*
*Completed: 2026-01-27*