diff --git a/v2/internal/frontend/assetserver/assetserver_desktop.go b/v2/internal/frontend/assetserver/assetserver_desktop.go
index 6d4c15b2..ed49b103 100644
--- a/v2/internal/frontend/assetserver/assetserver_desktop.go
+++ b/v2/internal/frontend/assetserver/assetserver_desktop.go
@@ -3,14 +3,19 @@ package assetserver
import (
"bytes"
"context"
+ _ "embed"
"io/fs"
"log"
"strings"
+ "time"
"github.com/wailsapp/wails/v2/internal/frontend/runtime"
"github.com/wailsapp/wails/v2/internal/logger"
)
+//go:embed defaultindex.html
+var defaultHTML []byte
+
type DesktopAssetServer struct {
assets fs.FS
runtimeJS []byte
@@ -45,10 +50,24 @@ func (d *DesktopAssetServer) LogDebug(message string, args ...interface{}) {
}
}
-func (a *DesktopAssetServer) processIndexHTML() ([]byte, error) {
- indexHTML, err := fs.ReadFile(a.assets, "index.html")
+// loadFile will try to load the file from disk. If there is an error
+// it will retry until eventually it will give up and error.
+func (d *DesktopAssetServer) loadFile(filename string) ([]byte, error) {
+ var result []byte
+ var err error
+ for tries := 0; tries < 50; tries++ {
+ result, err = fs.ReadFile(d.assets, filename)
+ if err != nil {
+ time.Sleep(100 * time.Millisecond)
+ }
+ }
+ return result, err
+}
+
+func (d *DesktopAssetServer) processIndexHTML() ([]byte, error) {
+ indexHTML, err := d.loadFile("index.html")
if err != nil {
- return nil, err
+ indexHTML = defaultHTML
}
wailsOptions, err := extractOptions(indexHTML)
if err != nil {
@@ -71,20 +90,20 @@ func (a *DesktopAssetServer) processIndexHTML() ([]byte, error) {
return indexHTML, nil
}
-func (a *DesktopAssetServer) Load(filename string) ([]byte, string, error) {
+func (d *DesktopAssetServer) Load(filename string) ([]byte, string, error) {
var content []byte
var err error
switch filename {
case "/":
- content, err = a.processIndexHTML()
+ content, err = d.processIndexHTML()
case "/wails/runtime.js":
- content = a.runtimeJS
+ content = d.runtimeJS
case "/wails/ipc.js":
content = runtime.DesktopIPC
default:
filename = strings.TrimPrefix(filename, "/")
- a.LogDebug("Loading file: %s", filename)
- content, err = fs.ReadFile(a.assets, filename)
+ d.LogDebug("Loading file: %s", filename)
+ content, err = d.loadFile(filename)
}
if err != nil {
return nil, "", err
diff --git a/v2/internal/frontend/assetserver/defaultindex.html b/v2/internal/frontend/assetserver/defaultindex.html
new file mode 100644
index 00000000..1ea97c40
--- /dev/null
+++ b/v2/internal/frontend/assetserver/defaultindex.html
@@ -0,0 +1,39 @@
+
+
+
+
+ index.html not found
+
+
+
+
+index.html not found
+Please try reloading the page
+
+
\ No newline at end of file