package metrics

import (
	"github.com/prometheus/client_golang/prometheus"
	"github.com/prometheus/client_golang/prometheus/promauto"
)

var (
	ActiveConnections = promauto.NewGauge(prometheus.GaugeOpts{
		Name: "wisdom_active_connections",
		Help: "Number of currently active TCP connections",
	})

	RequestsTotal = promauto.NewCounter(prometheus.CounterOpts{
		Name: "wisdom_requests_total",
		Help: "Total number of requests processed",
	})

	RequestErrors = promauto.NewCounterVec(prometheus.CounterOpts{
		Name: "wisdom_request_errors_total",
		Help: "Total number of request errors by type",
	}, []string{"error_type"})

	RequestDuration = promauto.NewHistogram(prometheus.HistogramOpts{
		Name: "wisdom_request_duration_seconds",
		Help: "Time taken to process requests",
	})

	QuotesServed = promauto.NewCounter(prometheus.CounterOpts{
		Name: "wisdom_quotes_served_total",
		Help: "Total number of quotes successfully served to clients",
	})
)