Fitness dashboard v1

main.go

@@ -58,7 +58,9 @@ type specialPage struct {
 }
 
 // pageTypeHandler is implemented by each special folder type (diary, gallery, …).
-// handle returns nil when the handler does not apply to the given path.
+// handle returns nil when the handler does not apply to the given path. The
+// request is passed read-only (e.g. query params selecting a view variant);
+// mutations belong in the POST flow, not here.
 // redirect returns ok=true with an absolute URL when the request should be
 // short-circuited with a 302 redirect (e.g. persistent date links in a diary,
 // or virtual diary URLs in edit mode that delegate to the year file's editor).
@@ -66,7 +68,7 @@ type specialPage struct {
 // When adding a new hook, prefer a sibling method here over folding logic
 // into main.go or render.go.
 type pageTypeHandler interface {
-	handle(root, fsPath, urlPath string) *specialPage
+	handle(root, fsPath, urlPath string, r *http.Request) *specialPage
 	redirect(root, fsPath, urlPath string, r *http.Request) (target string, ok bool)
 }
 
@@ -264,7 +266,7 @@ func (h *handler) serveDir(w http.ResponseWriter, r *http.Request, urlPath, fsPa
 	var special *specialPage
 	if !editMode {
 		for _, ph := range pageTypeHandlers {
-			if special = ph.handle(h.root, fsPath, urlPath); special != nil {
+			if special = ph.handle(h.root, fsPath, urlPath, r); special != nil {
 				break
 			}
 		}