try to fixup

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

go.mod

@@ -1,8 +1,8 @@
 module go.unistack.org/micro-client-http/v3
 
-go 1.18
+go 1.20
 
-require go.unistack.org/micro/v3 v3.10.64
+require go.unistack.org/micro/v3 v3.10.69
 
 require (
 	golang.org/x/sys v0.19.0 // indirect

go.sum

@@ -1,6 +1,6 @@
 github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
-go.unistack.org/micro/v3 v3.10.64 h1:hTRW/4krLjdGb1gDwN8UDub0RmUqrn/oYclL4RXZTOw=
-go.unistack.org/micro/v3 v3.10.64/go.mod h1:erMgt3Bl7vQQ0e9UpQyR5NlLiZ9pKeEJ9+1tfYFaqUg=
+go.unistack.org/micro/v3 v3.10.69 h1:V4g9LqUhzGab73U2aevnjtffCdJqGTuMfWY7fy4qGwI=
+go.unistack.org/micro/v3 v3.10.69/go.mod h1:erMgt3Bl7vQQ0e9UpQyR5NlLiZ9pKeEJ9+1tfYFaqUg=
 golang.org/x/net v0.21.0 h1:AQyQV4dYCvJ7vGmJyKki9+PBdyvhkSd8EIx/qb0AYv4=
 golang.org/x/sys v0.19.0 h1:q5f1RH2jigJ1MoAWp2KTp3gm5zAGFUTarQZ5U386+4o=
 golang.org/x/sys v0.19.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=

http_test.go

@@ -1,21 +1,60 @@
 package http
 
 import (
+	"encoding/json"
+	"fmt"
 	"net/url"
 	"strings"
 	"testing"
 )
 
-type Request struct {
-	Name     string `json:"name"`
-	Field1   string `json:"field1"`
-	ClientID string
-	Field2   string
-	Field3   int64
+func TestNestedPathPost(t *testing.T) {
+	req := &request{Name: "first", Field1: "fieldval"}
+	p, m, err := newPathRequest("/api/v1/xxxx", "POST", "*", req, []string{"json", "protobuf"}, nil)
+	if err != nil {
+		t.Fatal(err)
+	}
+	u, err := url.Parse(p)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if s := u.String(); s != "/api/v1/xxxx" {
+		t.Fatalf("nested path error %s", s)
+	}
+	_ = m
+}
+
+type request struct {
+	NestedTest *request `json:"nested_test,omitempty"`
+	Name       string   `json:"name,omitempty"`
+	Field1     string   `json:"field1,omitempty"`
+	ClientID   string   `json:",omitempty"`
+	Field2     string   `json:",omitempty"`
+	Field3     int64    `json:",omitempty"`
+}
+
+func TestNestedPath(t *testing.T) {
+	req := &request{Name: "first", NestedTest: &request{Name: "second"}, Field1: "fieldval"}
+	p, m, err := newPathRequest("/api/v1/{name}/{nested_test.name}", "PUT", "*", req, []string{"json", "protobuf"}, nil)
+	if err != nil {
+		t.Fatal(err)
+	}
+	u, err := url.Parse(p)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if s := u.String(); s != "/api/v1/first/second" {
+		t.Fatalf("nested path error %s", s)
+	}
+	b, err := json.Marshal(m)
+	if err != nil {
+		t.Fatal(err)
+	}
+	fmt.Printf("m %#+v %s\n", m, b)
 }
 
 func TestPathWithHeader(t *testing.T) {
-	req := &Request{Name: "vtolstov", Field1: "field1", ClientID: "1234567890"}
+	req := &request{Name: "vtolstov", Field1: "field1", ClientID: "1234567890"}
 	p, m, err := newPathRequest(
 		"/api/v1/test?Name={name}&Field1={field1}",
 		"POST",
@@ -40,7 +79,7 @@ func TestPathWithHeader(t *testing.T) {
 }
 
 func TestPathValues(t *testing.T) {
-	req := &Request{Name: "vtolstov", Field1: "field1"}
+	req := &request{Name: "vtolstov", Field1: "field1"}
 	p, m, err := newPathRequest("/api/v1/test?Name={name}&Field1={field1}", "POST", "*", req, nil, nil)
 	if err != nil {
 		t.Fatal(err)
@@ -56,7 +95,7 @@ func TestPathValues(t *testing.T) {
 }
 
 func TestValidPath(t *testing.T) {
-	req := &Request{Name: "vtolstov", Field1: "field1", Field2: "field2", Field3: 10}
+	req := &request{Name: "vtolstov", Field1: "field1", Field2: "field2", Field3: 10}
 	p, m, err := newPathRequest("/api/v1/{name}/list", "GET", "", req, nil, nil)
 	if err != nil {
 		t.Fatal(err)
@@ -73,9 +112,9 @@ func TestValidPath(t *testing.T) {
 }
 
 func TestInvalidPath(t *testing.T) {
-	req := &Request{Name: "vtolstov", Field1: "field1", Field2: "field2", Field3: 10}
-	_, _, err := newPathRequest("/api/v1/{xname}/list", "GET", "", req, nil, nil)
+	req := &request{Name: "vtolstov", Field1: "field1", Field2: "field2", Field3: 10}
+	s, _, err := newPathRequest("/api/v1/{xname}/list", "GET", "", req, nil, nil)
 	if err == nil {
-		t.Fatal("path param must not be filled")
+		t.Fatalf("path param must not be filled: %s", s)
 	}
 }

util.go

@@ -87,6 +87,8 @@ func newPathRequest(path string, method string, body string, msg interface{}, ta
 
 	values := url.Values{}
 	// copy cycle
+
+	cleanPath := make(map[string]bool)
 	for i := 0; i < tmsg.NumField(); i++ {
 		val := tmsg.Field(i)
 		if val.IsZero() {
@@ -121,6 +123,7 @@ func newPathRequest(path string, method string, body string, msg interface{}, ta
 			default:
 				t = &tag{key: tn, name: tp[0]}
 			}
+
 			if t.name != "" {
 				break
 			}
@@ -154,18 +157,63 @@ func newPathRequest(path string, method string, body string, msg interface{}, ta
 			default:
 				fieldsmap[t.name] = getParam(val)
 			}
-		} else if (body == "*" || body == t.name) && method != http.MethodGet {
-			if tnmsg.Field(i).CanSet() {
-				tnmsg.Field(i).Set(val)
-			}
 		} else {
-			if val.Type().Kind() == reflect.Slice {
-				for idx := 0; idx < val.Len(); idx++ {
-					values.Add(t.name, getParam(val.Index(idx)))
+			for k, v := range fieldsmap {
+				isSet := false
+				if v != "" {
+					continue
+				}
+				var clean []string
+				fld := msg
+
+				parts := strings.Split(k, ".")
+
+				for idx := 0; idx < len(parts); idx++ {
+					var nfld interface{}
+					var name string
+					if tags == nil {
+						tags = []string{"json"}
+					}
+				tagsloop:
+					for ti := 0; ti < len(tags); ti++ {
+						name, nfld, err = rutil.StructFieldNameByTag(fld, tags[ti], parts[idx])
+						if err == nil {
+							clean = append(clean, name)
+							break tagsloop
+						}
+					}
+					if err == nil {
+						fld = nfld
+						if len(parts)-1 == idx {
+							isSet = true
+							fieldsmap[k] = fmt.Sprintf("%v", fld)
+
+						}
+					}
+				}
+				if isSet {
+					cleanPath[strings.Join(clean, ".")] = true
 				}
-			} else {
-				values.Add(t.name, getParam(val))
 			}
+			for k := range cleanPath {
+				if err = rutil.ZeroFieldByPath(nmsg, k); err != nil {
+					return "", nil, err
+				}
+			}
+			if (body == "*" || body == t.name) && method != http.MethodGet {
+				if tnmsg.Field(i).CanSet() {
+					tnmsg.Field(i).Set(val)
+				}
+			} else if method == http.MethodGet {
+				if val.Type().Kind() == reflect.Slice {
+					for idx := 0; idx < val.Len(); idx++ {
+						values.Add(t.name, getParam(val.Index(idx)))
+					}
+				} else if !rutil.IsEmpty(val) {
+					values.Add(t.name, getParam(val))
+				}
+			}
+
 		}
 	}
 
@@ -217,6 +265,8 @@ func newPathRequest(path string, method string, body string, msg interface{}, ta
 		_, _ = b.WriteString(values.Encode())
 	}
 
+	// rutil.ZeroEmpty(tnmsg.Interface())
+
 	if rutil.IsZero(nmsg) && !isEmptyStruct(nmsg) {
 		return b.String(), nil, nil
 	}

util_test.go

@@ -1,6 +1,7 @@
 package http
 
 import (
+	"net/http"
 	"net/url"
 	"testing"
 )
@@ -52,10 +53,16 @@ func TestNewPathRequest(t *testing.T) {
 		if err != nil {
 			t.Fatal(err)
 		}
-		vals := u.Query()
-		if v, ok := vals["name"]; !ok || v[0] != "test_name" {
-			t.Fatalf("invalid path: %v nmsg: %v", path, nmsg)
+		switch m {
+		case http.MethodPost, http.MethodPut, http.MethodPatch, http.MethodDelete:
+			break
+		case http.MethodGet:
+			vals := u.Query()
+			if v, ok := vals["name"]; !ok || v[0] != "test_name" {
+				t.Fatalf("%s invalid path: %v nmsg: %v", m, path, nmsg)
+			}
 		}
+
 	}
 }
 
@@ -119,7 +126,7 @@ func TestNewPathVarRequest(t *testing.T) {
 				t.Fatalf("invalid nmsg: %#+v\n", nmsg)
 			}
 			if nmsg.(*Message).Name != "test_name" {
-				t.Fatalf("invalid nmsg: %v nmsg: %v", path, nmsg)
+				t.Fatalf("invalid path: %v nmsg: %#+v", path, nmsg)
 			}
 		} else {
 			vals := u.Query()