44 lines
1 KiB
Go
44 lines
1 KiB
Go
package middleware
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import (
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"log/slog"
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"net/http"
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"time"
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)
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// LoggingMiddleware creates a middleware that logs all HTTP requests
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func LoggingMiddleware(logger *slog.Logger) func(http.Handler) http.Handler {
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return func(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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start := time.Now()
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// Wrap response writer to capture status code
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rw := &responseWriter{ResponseWriter: w, statusCode: http.StatusOK}
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// Process request
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next.ServeHTTP(rw, r)
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// Log request
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duration := time.Since(start)
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logger.Info(
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"HTTP request",
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"method", r.Method,
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"path", r.URL.Path,
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"status", rw.statusCode,
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"duration_ms", duration.Milliseconds(),
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"remote_addr", r.RemoteAddr,
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)
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})
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}
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}
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// responseWriter wraps http.ResponseWriter to capture status code
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type responseWriter struct {
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http.ResponseWriter
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statusCode int
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}
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func (rw *responseWriter) WriteHeader(code int) {
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rw.statusCode = code
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rw.ResponseWriter.WriteHeader(code)
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}
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