protoc-gen-go-micro/templates/micro_chi.pb.go.tmpl

// Code generated by protoc-gen-micro
package {{goPkgLastElement .File | splitArray ";" | last}}

import (
  "context"
  "fmt"
  "net/http"
  "reflect"
  "strings"

	"github.com/go-chi/chi/v4"
	middleware "github.com/go-chi/chi/v4/middleware"
	micro_api "github.com/unistack-org/micro/v3/api"
)

type routeKey struct{}

func RouteName(ctx context.Context) (string, bool) {
        value, ok := ctx.Value(routeKey{}).(string)
        return value, ok
}

func Register(r *chi.Mux, h interface{}, eps []*micro_api.Endpoint) error {
        v := reflect.ValueOf(h)

        if v.NumMethod() < 1 {
                return fmt.Errorf("handler has no methods: %T", h)
        }

        for _, ep := range eps {
                idx := strings.Index(ep.Name, ".")
                if idx < 1 || len(ep.Name) <= idx {
                        return fmt.Errorf("invalid api.Endpoint name: %s", ep.Name)
                }
                name := ep.Name[idx+1:]
                m := v.MethodByName(name)
                if !m.IsValid() || m.IsZero() {
                        return fmt.Errorf("invalid handler, method %s not found", name)
                }

                rh, ok := m.Interface().(func(http.ResponseWriter, *http.Request))
                if !ok {
                        return fmt.Errorf("invalid handler: %#+v", m.Interface())
                }
                for _, method := range ep.Method {
                        r.With(middleware.WithValue(routeKey{}, ep.Name)).MethodFunc(method, ep.Path[0], rh)
                }
        }
			return nil
}