straightened out error handling so we don't wind up with a bunch of panics clogging the debug console

errors.go

@@ -11,6 +11,7 @@ package main
 
 import (
 	"errors"
+	"fmt"
 	"net/http"
 
 	"git.erbosoft.com/amy/amsterdam/ui"
@@ -42,7 +43,6 @@ var EPARAM error = errors.New("no parameters specified")
  * Returns:
  *     Command string dictating what to be rendered.
  *     Data as a parameter for the command string.
- *     Standard Go error status.
  */
 func NotImplPage(ctxt ui.AmContext) (string, any) {
 	ctxt.SetLeftMenu("top")
@@ -51,17 +51,31 @@ func NotImplPage(ctxt ui.AmContext) (string, any) {
 	return "framed", "notimpl.jet"
 }
 
+/* AmNotFoundHandler handles all paths that are "not found" in the application.
+ * Parameters:
+ *     ctxt - The AmContext for the request.
+ * Returns:
+ *     Command string dictating what to be rendered.
+ *     Data as a parameter for the command string.
+ */
+func AmNotFoundHandler(ctxt ui.AmContext) (string, any) {
+	log.Infof("-> AmNotFoundHandler on path %s", ctxt.URLPath())
+	return "error", fmt.Errorf("Path not found: %s", ctxt.URLPath())
+}
+
 /* AmErrorHandler handles all the mundane HTTP errors generated by the Echo engine.
  * Parameters:
  *     err - The error to be handled.
  *     c - The Echo context error is being handled on.
  */
 func AmErrorHandler(err error, c echo.Context) {
+	log.Infof("-> AmErrorHandler on path %s", c.Request().URL.Path)
 	if c.Response().Committed {
 		return
 	}
-	amctxt := ui.AmContextFromEchoContext(c)
-	cerr := ui.AmSendPageData(c, amctxt, "error", err)
+	cerr := ui.AmWithTempContext(c, func(ctxt ui.AmContext) (string, any) {
+		return "error", err
+	})
 	if cerr != nil {
 		log.Errorf("Error rendering error (%v): %v", err, cerr)
 	}