Changeset 0.25.0 (#160)

server/pages/pages_surfaces.go

@@ -0,0 +1,70 @@
+package pages
+
+import (
+	"context"
+	"log"
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+)
+
+// SeedSurfaces writes core surface manifests to the registry table.
+// Called once at startup. Does NOT overwrite the enabled flag — admin
+// toggles survive restarts.
+func (e *Engine) SeedSurfaces() {
+	ctx := context.Background()
+	for _, s := range e.surfaces {
+		manifest := map[string]any{
+			"route":       s.Route,
+			"alt_routes":  s.AltRoutes,
+			"template":    s.Template,
+			"components":  s.Components,
+			"data_requires": s.DataRequires,
+			"auth":        s.Auth,
+			"layout":      s.Layout,
+		}
+		if err := e.stores.Surfaces.Seed(ctx, s.ID, s.Title, s.Source, manifest); err != nil {
+			log.Printf("[pages] Failed to seed surface %q: %v", s.ID, err)
+		}
+	}
+	log.Printf("[pages] Seeded %d core surfaces into registry", len(e.surfaces))
+}
+
+// IsSurfaceEnabled checks if a surface is enabled in the registry.
+// Chat and Admin are always enabled (system-critical).
+// Returns true if the surface is not found (fail-open for backward compat).
+func (e *Engine) IsSurfaceEnabled(surfaceID string) bool {
+	// Chat and Admin cannot be disabled — they're system-critical
+	if surfaceID == "chat" || surfaceID == "admin" {
+		return true
+	}
+	ctx := context.Background()
+	sr, err := e.stores.Surfaces.Get(ctx, surfaceID)
+	if err != nil || sr == nil {
+		return true // Not in registry = assume enabled (backward compat)
+	}
+	return sr.Enabled
+}
+
+// EnabledSurfaceIDs returns a list of enabled surface IDs for nav rendering.
+func (e *Engine) EnabledSurfaceIDs() []string {
+	ctx := context.Background()
+	ids, err := e.stores.Surfaces.ListEnabled(ctx)
+	if err != nil {
+		log.Printf("[pages] Failed to load enabled surfaces: %v", err)
+		// Fallback: return all core surface IDs
+		var all []string
+		for _, s := range e.surfaces {
+			all = append(all, s.ID)
+		}
+		return all
+	}
+	return ids
+}
+
+// disabledRedirect returns a handler that redirects to the chat surface.
+func (e *Engine) disabledRedirect() gin.HandlerFunc {
+	return func(c *gin.Context) {
+		c.Redirect(http.StatusTemporaryRedirect, e.cfg.BasePath+"/")
+	}
+}