ange
5a8cfc055d
Co-authored-by: stcb <21@stcb.cc> Reviewed-on: icing/G-EIP-700-TLS-7-1-eip-stephane.corbiere#4 Co-authored-by: ange <ange@yw5n.com> Co-committed-by: ange <ange@yw5n.com>
52 lines
1.2 KiB
Go
52 lines
1.2 KiB
Go
package main
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import (
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"context"
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"fmt"
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"net/http"
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"regexp"
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"slices"
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)
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type URLParam struct{}
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var routes = []struct {
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methods []string
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regex *regexp.Regexp
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handler http.HandlerFunc
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}{
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{[]string{"GET"}, url(""), index},
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{[]string{"GET"}, url("/static/.+"), static},
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{[]string{"GET"}, url("/(.+\\.css)"), css},
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{[]string{"GET"}, url("/([^/]+)"), html},
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}
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func url(s string) *regexp.Regexp {
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return regexp.MustCompile("^" + s + "/?$")
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}
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func getParam(r *http.Request, i int) string {
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return r.Context().Value(URLParam{}).([]string)[i]
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}
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func route(w http.ResponseWriter, r *http.Request) {
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for _, rt := range routes {
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matches := rt.regex.FindStringSubmatch(r.URL.Path)
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if len(matches) > 0 {
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if !slices.Contains(rt.methods, r.Method) {
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w.Header().Set("Allow", r.Method)
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http.Error(
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w, "405 method not allowed", http.StatusMethodNotAllowed,
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)
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return
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}
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fmt.Println(r.Method, r.URL.Path)
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rt.handler(w, r.WithContext(
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context.WithValue(r.Context(), URLParam{}, matches[1:]),
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))
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return
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}
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}
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http.NotFound(w, r)
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}
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