From 629ef81ea043784641e5d886880ddf23bf911282 Mon Sep 17 00:00:00 2001 From: Schalli Date: Fri, 19 Jun 2026 13:29:48 +0200 Subject: [PATCH] docs(03-02): complete Domaincheck module plan summary - DNS-based domain availability checking across TLD variants - Frontend page with input form and color-coded results - Module self-seeds into registry on startup --- .../03-02-SUMMARY.md | 133 ++++++++++++++++++ 1 file changed, 133 insertions(+) create mode 100644 .planning/phases/03-module-system-domaincheck/03-02-SUMMARY.md diff --git a/.planning/phases/03-module-system-domaincheck/03-02-SUMMARY.md b/.planning/phases/03-module-system-domaincheck/03-02-SUMMARY.md new file mode 100644 index 0000000..0b68d31 --- /dev/null +++ b/.planning/phases/03-module-system-domaincheck/03-02-SUMMARY.md @@ -0,0 +1,133 @@ +--- +phase: 03-module-system-domaincheck +plan: 02 +subsystem: domaincheck +tags: [dns, nestjs, next-intl, react, tailwind, module-system] +dependency_graph: + requires: + - module-registry-service + - module-guard + - prisma-service + - tenant-middleware + - jwt-auth-guard + provides: + - domaincheck-service + - domaincheck-controller + - domaincheck-module + - domaincheck-frontend-page + - domaincheck-seed + affects: [module-marketplace, sidebar-module-links] +tech_stack: + added: [node:dns/promises] + patterns: [module-seed-on-init, dns-availability-check, module-page-pattern] +key_files: + created: + - apps/api/src/domaincheck/domaincheck.module.ts + - apps/api/src/domaincheck/domaincheck.service.ts + - apps/api/src/domaincheck/domaincheck.controller.ts + - apps/api/src/domaincheck/dto/check-domain.dto.ts + - apps/api/src/domaincheck/domaincheck.seed.ts + - apps/web/src/app/(portal)/modules/domaincheck/page.tsx + - apps/web/src/app/(portal)/modules/domaincheck/actions.ts + - apps/web/src/app/(portal)/modules/domaincheck/components/DomainInput.tsx + - apps/web/src/app/(portal)/modules/domaincheck/components/ResultList.tsx + modified: + - apps/api/src/app.module.ts + - apps/web/src/messages/de.json + - apps/web/src/messages/en.json +key_decisions: + - "Used node:dns/promises with Promise.allSettled for parallel non-blocking lookups" + - "DNS timeout and error handling defaults to 'registered' as safe assumption" + - "Module self-seeds via OnModuleInit lifecycle hook for zero-config startup" + - "Frontend uses client-side fetch (not server action) for domain checks to keep interactive UX" +patterns_established: + - "Module seed pattern: OnModuleInit calls seedModule() for self-registration in registry" + - "Module page pattern: (portal)/modules/{slug}/page.tsx with actions.ts for API calls" + - "Result badge pattern: green/red pills with dark mode variants for status display" +requirements_completed: [DCHK-01, DCHK-02, DCHK-03] +duration: 7min +completed: 2026-06-19 +--- + +# Phase 03 Plan 02: Domaincheck Module Summary + +**End-to-end domain availability checker using DNS resolution across TLD variants with color-coded results in the portal UI** + +## Performance + +- **Duration:** 7 min +- **Started:** 2026-06-19T11:21:06Z +- **Completed:** 2026-06-19T11:28:12Z +- **Tasks:** 2 +- **Files modified:** 12 + +## Accomplishments +- DomaincheckService checks domain availability via node:dns/promises with 5s timeout per lookup and Promise.allSettled for parallel execution +- POST /modules/domaincheck/check endpoint protected by UseModule guard, validates input with regex (T-03-05) and limits TLDs to 10 (T-03-06) +- Frontend page at /modules/domaincheck with input form, loading state, and green/red status badges for results +- Module self-seeds into registry on application startup via OnModuleInit, creating the domaincheck record automatically + +## Task Commits + +Each task was committed atomically: + +1. **Task 1: Domaincheck Backend - DNS Service + API Endpoint + Module Seed** - `2e0a4dd` (feat) +2. **Task 2: Domaincheck Frontend - Input Form + Results Display** - `1d9fd22` (feat) + +## Files Created/Modified + +- `apps/api/src/domaincheck/dto/check-domain.dto.ts` - DTO with regex validation and TLD array limit +- `apps/api/src/domaincheck/domaincheck.service.ts` - DNS-based domain availability checking service +- `apps/api/src/domaincheck/domaincheck.controller.ts` - POST /modules/domaincheck/check endpoint +- `apps/api/src/domaincheck/domaincheck.module.ts` - NestJS module with OnModuleInit seed +- `apps/api/src/domaincheck/domaincheck.seed.ts` - Seed function for module registry +- `apps/api/src/app.module.ts` - Added DomaincheckModule import +- `apps/web/src/app/(portal)/modules/domaincheck/page.tsx` - Module page with input and results +- `apps/web/src/app/(portal)/modules/domaincheck/actions.ts` - Client-side API call function +- `apps/web/src/app/(portal)/modules/domaincheck/components/DomainInput.tsx` - Domain input form component +- `apps/web/src/app/(portal)/modules/domaincheck/components/ResultList.tsx` - Color-coded results list +- `apps/web/src/messages/de.json` - Added domaincheck i18n keys (German) +- `apps/web/src/messages/en.json` - Added domaincheck i18n keys (English) + +## Decisions Made + +- Used `node:dns/promises` with `dns.resolve()` for availability detection -- standard Node.js API, no external dependency needed +- Safe default: DNS errors other than ENOTFOUND/ENODATA return "registered" to avoid false availability claims +- Module seeds itself via OnModuleInit lifecycle hook rather than a separate migration or seed script -- zero-config startup +- Frontend uses client-side fetch with `credentials: 'include'` (consistent with existing portal pages) rather than server actions for domain checks to maintain interactive UX + +## Threat Mitigations Applied + +| Threat ID | Mitigation | Implementation | +|-----------|------------|----------------| +| T-03-05 | Regex validation on domain input | check-domain.dto.ts: alphanumeric + hyphens, max 63 chars, no dots | +| T-03-06 | 5s timeout per lookup, max 10 TLDs | domaincheck.service.ts + check-domain.dto.ts ArrayMaxSize(10) | +| T-03-07 | Accepted - domain availability is public | No additional mitigation needed | +| T-03-08 | UseModule('domaincheck') guard | domaincheck.controller.ts: class-level decorator with JwtAuthGuard | + +## Deviations from Plan + +None - plan executed exactly as written. + +## Issues Encountered + +None. + +## User Setup Required + +None - no external service configuration required. + +## Next Phase Readiness + +- Domaincheck module is fully functional end-to-end +- Module page pattern established for future modules under (portal)/modules/{slug}/ +- Module seed pattern established for self-registration on startup +- Sidebar integration for module navigation may be needed in a future plan + +## Self-Check: PASSED + +All 9 created files verified on disk. Both task commits (2e0a4dd, 1d9fd22) verified in git log. + +--- +*Phase: 03-module-system-domaincheck* +*Completed: 2026-06-19*