server and web app

apps/server/internal/app/app.go

@@ -7,10 +7,13 @@ import (
 	"log/slog"
 	"net/http"
 	"os"
+	"strings"
 	"time"
 
 	"github.com/tim/cairnquire/apps/server/internal/auth"
+	"github.com/tim/cairnquire/apps/server/internal/collaboration"
 	"github.com/tim/cairnquire/apps/server/internal/config"
+	"github.com/tim/cairnquire/apps/server/internal/email"
 	"github.com/tim/cairnquire/apps/server/internal/database"
 	"github.com/tim/cairnquire/apps/server/internal/docs"
 	"github.com/tim/cairnquire/apps/server/internal/httpserver"
@@ -52,10 +55,6 @@ func New(ctx context.Context, cfg config.Config, logger *slog.Logger) (*App, err
 	repo := docs.NewRepository(db.SQL())
 	service := docs.NewService(cfg.Content.SourceDir, contentStore, renderer, repo, logger)
 	hub := realtime.NewHub(logger)
-	service.OnChange(func(change docs.DocumentChange) {
-		hub.Broadcast(realtime.Event{Type: "document_version", Data: change})
-	})
-
 	if _, err := service.SyncSourceDir(ctx); err != nil {
 		logger.Warn("initial content sync failed", "error", err)
 	}
@@ -68,16 +67,33 @@ func New(ctx context.Context, cfg config.Config, logger *slog.Logger) (*App, err
 		return nil, fmt.Errorf("build auth service: %w", err)
 	}
 
+	collabRepo := collaboration.NewRepository(db.SQL())
+	var emailSender collaboration.EmailSender
+	if cfg.Email.SMTPHost != "" {
+		emailSender = email.NewSMTPSender(cfg.Email, logger)
+	} else {
+		emailSender = email.NewNoOpSender(logger)
+	}
+	collabService := collaboration.NewService(collabRepo, emailSender, hub, logger)
+
+	service.OnChange(func(change docs.DocumentChange) {
+		hub.Broadcast(realtime.Event{Type: "document_version", Data: change})
+		if err := collabService.NotifyDocumentChanged(ctx, formatDocumentID(change.Path), change.Path, "system"); err != nil {
+			logger.Warn("notify document changed", "error", err)
+		}
+	})
+
 	handler, err := httpserver.New(httpserver.Dependencies{
-		Config:       cfg,
-		Logger:       logger,
-		Documents:    service,
-		Repository:   repo,
-		ContentStore: contentStore,
-		Hub:          hub,
-		SyncService:  syncService,
-		SyncRepo:     syncRepo,
-		Auth:         authService,
+		Config:        cfg,
+		Logger:        logger,
+		Documents:     service,
+		Repository:    repo,
+		ContentStore:  contentStore,
+		Hub:           hub,
+		SyncService:   syncService,
+		SyncRepo:      syncRepo,
+		Auth:          authService,
+		Collaboration: collabService,
 	})
 	if err != nil {
 		return nil, fmt.Errorf("build http handler: %w", err)
@@ -158,3 +174,9 @@ func (a *App) syncPoll(ctx context.Context) {
 func (a *App) Close() error {
 	return a.db.Close()
 }
+
+func formatDocumentID(path string) string {
+	clean := strings.TrimPrefix(path, "/")
+	clean = strings.TrimSuffix(clean, ".md")
+	return "doc:" + clean
+}