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34 lines
685 B
Go
34 lines
685 B
Go
package api
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import (
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"net/http"
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"os"
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"path/filepath"
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)
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type SPAHandler struct {
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StaticPath string
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IndexPath string
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}
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func (h SPAHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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path, err := filepath.Abs(r.URL.Path)
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if err != nil {
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http.Error(w, err.Error(), http.StatusBadRequest)
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return
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}
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path = filepath.Join(h.StaticPath, path)
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_, err = os.Stat(path)
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if os.IsNotExist(err) {
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// file does not exist, serve index.html
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http.ServeFile(w, r, filepath.Join(h.StaticPath, h.IndexPath))
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return
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} else if err != nil {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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http.FileServer(http.Dir(h.StaticPath)).ServeHTTP(w, r)
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}
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