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nebula/middleware.go

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package nebula
import (
"net/http"
"nebula/htmx"
"nebula/pkg/config"
)
func Middleware(opts ...Option) func(http.Handler) http.Handler {
cfg := DefaultConfig()
for _, opt := range opts {
opt(&cfg)
}
return func(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
hxCtx := htmx.ExtractContext(r)
ctx := htmx.WithContext(r.Context(), hxCtx)
ctx = config.WithContext(ctx, &cfg)
next.ServeHTTP(w, r.WithContext(ctx))
})
}
}
func SSEMiddleware() func(http.Handler) http.Handler {
return func(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.Header.Get("Accept") == "text/event-stream" {
w.Header().Set("Content-Type", "text/event-stream")
w.Header().Set("Cache-Control", "no-cache")
w.Header().Set("Connection", "keep-alive")
}
next.ServeHTTP(w, r)
})
}
}