package http

import (
	"context"
	"net"

	"go-micro.dev/v4/broker"
	"go-micro.dev/v4/codec"
	"go-micro.dev/v4/logger"
	"go-micro.dev/v4/registry"
	"go-micro.dev/v4/server"
)

type netListener struct{}

func newOptions(opt ...server.Option) server.Options {
	opts := server.Options{
		Codecs:   make(map[string]codec.NewCodec),
		Metadata: map[string]string{},
		Context:  context.Background(),
	}

	for _, o := range opt {
		o(&opts)
	}

	if opts.Logger == nil {
		opts.Logger = logger.DefaultLogger
	}

	if opts.Broker == nil {
		opts.Broker = broker.DefaultBroker
	}

	if opts.Registry == nil {
		opts.Registry = registry.DefaultRegistry
	}

	if len(opts.Address) == 0 {
		opts.Address = server.DefaultAddress
	}

	if len(opts.Name) == 0 {
		opts.Name = server.DefaultName
	}

	if len(opts.Id) == 0 {
		opts.Id = server.DefaultId
	}

	if len(opts.Version) == 0 {
		opts.Version = server.DefaultVersion
	}

	return opts
}

// Listener specifies the net.Listener to use instead of the default.
func Listener(l net.Listener) server.Option {
	return setServerOption(netListener{}, l)
}