32 lines
877 B
Go
32 lines
877 B
Go
|
// Package webui embeds the compiled React bundle produced by `make build`.
|
||
|
|
//
|
||
|
|
// The `dist` directory is populated by the build pipeline (npm run build copies
|
||
|
|
// frontend/dist into backend/webui/dist). A placeholder index.html is checked
|
||
|
|
// in so the backend always compiles and runs, even in a fresh checkout where
|
||
|
|
// the frontend has not been built yet.
|
||
|
|
package webui
|
||
|
|
|
||
|
|
import (
|
||
|
|
"embed"
|
||
|
|
"io/fs"
|
||
|
|
)
|
||
|
|
|
||
|
|
//go:embed all:dist
|
||
|
|
var assets embed.FS
|
||
|
|
|
||
|
|
// FS returns the root of the embedded bundle, or nil when the placeholder build
|
||
|
|
// is still in place and no real frontend bundle has been compiled.
|
||
|
|
func FS() fs.FS {
|
||
|
|
sub, err := fs.Sub(assets, "dist")
|
||
|
|
if err != nil {
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
if _, err := fs.Stat(sub, "index.html"); err != nil {
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
return sub
|
||
|
|
}
|
||
|
|
|
||
|
|
// Assets exposes the raw embedded filesystem, including the dist prefix.
|
||
|
|
func Assets() fs.FS { return assets }
|