package middleware

import (
	"log/slog"
	"time"

	"github.com/gin-gonic/gin"
	"go.opentelemetry.io/otel/trace"

	"switchbot-api/internal/transport/http/contextkeys"
)

func AccessLog(logger *slog.Logger) gin.HandlerFunc {
	return func(c *gin.Context) {
		start := time.Now()
		c.Next()

		route := c.FullPath()
		if route == "" {
			route = "/unknown"
		}

		spanCtx := trace.SpanContextFromContext(c.Request.Context())
		traceID := ""
		spanID := ""
		if spanCtx.IsValid() {
			traceID = spanCtx.TraceID().String()
			spanID = spanCtx.SpanID().String()
		}

		logger.Info(
			"http_request",
			slog.String("method", c.Request.Method),
			slog.String("path", c.Request.URL.Path),
			slog.String("route", route),
			slog.Int("status", c.Writer.Status()),
			slog.Duration("duration", time.Since(start)),
			slog.String("request_id", contextkeys.RequestIDFromContext(c.Request.Context())),
			slog.String("trace_id", traceID),
			slog.String("span_id", spanID),
		)
	}
}