func TestCreateTplCtx(t *testing.T) {
tplDir := "rootfs/templates"
ctx := createTplCtx(tplDir, funcs)
tpl, err := ctx.Prepare(tpl.NewFiles("index.html"))
assert.NoErr(t, err)
assert.NotNil(t, tpl, "returned template")
}
// Index is the handler for the front page of the server
func index(s3Client *s3.Client, bucketName string, tplCtx tpl.Context) (http.Handler, error) {
tpl, err := tplCtx.Prepare(tpl.NewFiles("index.html"))
if err != nil {
return nil, err
}
tpl = tpl.Funcs(funcMap)
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
doneCh := make(chan struct{})
defer close(doneCh)
objCh := s3Client.ListObjects(bucketName, "", false, doneCh)
i := 0
for range objCh {
i++
}
data := map[string]interface{}{
"NumObjects": i,
}
if err := tpl.Execute(w, data); err != nil {
http.Error(w, "error executing index template", http.StatusInternalServerError)
return
}
}), nil
}