8983a9fefa
Replace raw fmt/log calls with structured slog logger (Go) and console-based logger (TypeScript). Add request logging middleware. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
51 lines
1.1 KiB
Go
51 lines
1.1 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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chimw "github.com/go-chi/chi/v5/middleware"
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)
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// RequestLogger is a structured HTTP request logger using slog.
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// It replaces Chi's built-in chimw.Logger with colored, structured output.
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func RequestLogger(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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// Skip noisy endpoints.
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if r.URL.Path == "/health" {
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next.ServeHTTP(w, r)
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return
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}
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start := time.Now()
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ww := chimw.NewWrapResponseWriter(w, r.ProtoMajor)
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next.ServeHTTP(ww, r)
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duration := time.Since(start)
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status := ww.Status()
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attrs := []any{
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"method", r.Method,
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"path", r.URL.Path,
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"status", status,
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"duration", duration.Round(time.Microsecond).String(),
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}
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if rid := chimw.GetReqID(r.Context()); rid != "" {
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attrs = append(attrs, "request_id", rid)
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}
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if uid := r.Header.Get("X-User-ID"); uid != "" {
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attrs = append(attrs, "user_id", uid)
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}
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switch {
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case status >= 500:
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slog.Error("http request", attrs...)
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case status >= 400:
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slog.Warn("http request", attrs...)
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default:
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slog.Info("http request", attrs...)
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}
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})
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}
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