Files
guestguard/internal/api/ws_auth.go
T
Kwaku Danso 3973e4058d feat(tier2): multi-host / collaborators — Block C
Events can now have multiple users with distinct roles:
  owner   — manage collaborators, delete event, full access
  editor  — manage guests, tokens, CSV import, patch event
  viewer  — read-only access to everything

Schema (migration 0008)
- collaborator_role ENUM + event_collaborators + collaborator_invites
- Backfill: every existing events.host_id becomes an owner row
- EventRepo.Create seeds the owner row in the same transaction so
  no future event can exist without one

Authz
- New requireRole(eventID, userID, minRole) helper. Non-members 404;
  insufficient role 403. Replaces requireEventOwner across every
  shared-role handler (events.get/update, guests CRUD, tokens issue/
  rotate/bulk, csv preview/commit/template, activity, ws-ticket)
- events.delete + collaborator management stay owner-only
- GET /events lists every event the user has any role on
- /events/{id} response now embeds your_role for UI branching

Collaborator endpoints
- GET    /events/{id}/collaborators           (viewer+)
- POST   /events/{id}/collaborators           (owner)  — sends invite email
- PATCH  /events/{id}/collaborators/{user_id} (owner)  — role change
- DELETE /events/{id}/collaborators/{user_id} (owner)  — refuses last owner
- DELETE /events/{id}/collaborators/pending   (owner)  — cancel invite
- GET    /invites/{token}                     (public) — preview summary
- POST   /invites/{token}/accept              (authed) — atomic accept

Invitations
- SHA-256 hashed in DB; raw value only lives in the email link
- 7-day TTL, single-use, email-bound (caller's email must match)
- New SendCollaboratorInvite on auth.EmailSender + Resend/SMTP/SES
  senders + log stub; collaborator_invite.html/txt branded template

Frontend
- TeamCard.vue on the event detail page: lists collaborators with
  inline role-change + remove, pending-invites with cancel, invite
  modal (email + role). Owner-only actions hidden for editors/viewers
- /invites/[token] accept page: shows invite summary, prompts signup
  or sign-in with pre-filled email, refuses mismatched accounts

Tests (all 6 pass on the existing testcontainers harness)
- backfill: legacy host gets owner role
- role enforcement: viewer can read, editor can write guests but not
  delete/manage team, non-member 404s everywhere
- last-owner removal refused (400)
- shared events show up in collaborator's /events list
- invite flow: create → preview → accept → role granted → replay 410
- email mismatch on accept returns 403
- expired invite returns 410

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-05-17 22:14:50 +01:00

56 lines
1.5 KiB
Go

package api
import (
"encoding/json"
"net/http"
"time"
"github.com/alchemistkay/guestguard/internal/domain"
"github.com/alchemistkay/guestguard/internal/storage"
)
type wsTicketHandler struct {
tickets *wsTicketStore
events *storage.EventRepo
collabs *storage.CollaboratorRepo
}
type wsTicketResponse struct {
Ticket string `json:"ticket"`
ExpiresAt time.Time `json:"expires_at"`
}
// POST /auth/ws-ticket — requireAuth-protected; body { "event_id": "<uuid>" }.
// Returns a single-use ticket valid for ~60 seconds. The frontend appends it
// as `?ticket=…` on the WebSocket URL.
func (h *wsTicketHandler) issue(w http.ResponseWriter, r *http.Request) {
hostID, ok := hostFromContext(w, r)
if !ok {
return
}
var req struct {
EventID string `json:"event_id"`
}
if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
writeError(w, http.StatusBadRequest, "invalid json")
return
}
eventID, ok := parseRawUUID(w, "event_id", req.EventID)
if !ok {
return
}
// Block C: viewers can subscribe to the live monitor too — the WS stream
// only carries read-only events (RSVPs, fraud scores, check-ins).
if _, _, ok := requireRole(w, r, h.events, h.collabs, eventID, hostID, domain.RoleViewer); !ok {
return
}
tok, exp, err := h.tickets.Mint(hostID, eventID)
if err != nil {
writeError(w, http.StatusInternalServerError, "failed to mint ticket")
return
}
writeJSON(w, http.StatusOK, wsTicketResponse{Ticket: tok, ExpiresAt: exp})
}