feat: Support for multiple rpc service generation and rpc grouping (#1972)

* Add group & compatible flag

* Add group & compatible flag

* Support for multiple rpc service generation and rpc grouping

* Support for multiple rpc service generation and rpc grouping

* Format code

* Format code

* Add comments

* Fix unit test

* Refactor function name

* Add example & Update grpc readme

* go mod tidy

* update mod

* update mod

tools/goctl/example/rpc/hello/internal/config/config.go

@@ -0,0 +1,7 @@
+package config
+
+import "github.com/zeromicro/go-zero/zrpc"
+
+type Config struct {
+	zrpc.RpcServerConf
+}

tools/goctl/example/rpc/hello/internal/logic/greet/sayhellologic.go

@@ -0,0 +1,30 @@
+package greetlogic
+
+import (
+	"context"
+
+	"github.com/zeromicro/go-zero/tools/goctl/example/rpc/hello/internal/svc"
+	"github.com/zeromicro/go-zero/tools/goctl/example/rpc/hello/pb/hello"
+
+	"github.com/zeromicro/go-zero/core/logx"
+)
+
+type SayHelloLogic struct {
+	ctx    context.Context
+	svcCtx *svc.ServiceContext
+	logx.Logger
+}
+
+func NewSayHelloLogic(ctx context.Context, svcCtx *svc.ServiceContext) *SayHelloLogic {
+	return &SayHelloLogic{
+		ctx:    ctx,
+		svcCtx: svcCtx,
+		Logger: logx.WithContext(ctx),
+	}
+}
+
+func (l *SayHelloLogic) SayHello(in *hello.HelloReq) (*hello.HelloResp, error) {
+	// todo: add your logic here and delete this line
+
+	return &hello.HelloResp{}, nil
+}

tools/goctl/example/rpc/hello/internal/server/greet/greetserver.go

@@ -0,0 +1,28 @@
+// Code generated by goctl. DO NOT EDIT!
+// Source: hello.proto
+
+package server
+
+import (
+	"context"
+
+	"github.com/zeromicro/go-zero/tools/goctl/example/rpc/hello/internal/logic/greet"
+	"github.com/zeromicro/go-zero/tools/goctl/example/rpc/hello/internal/svc"
+	"github.com/zeromicro/go-zero/tools/goctl/example/rpc/hello/pb/hello"
+)
+
+type GreetServer struct {
+	svcCtx *svc.ServiceContext
+	hello.UnimplementedGreetServer
+}
+
+func NewGreetServer(svcCtx *svc.ServiceContext) *GreetServer {
+	return &GreetServer{
+		svcCtx: svcCtx,
+	}
+}
+
+func (s *GreetServer) SayHello(ctx context.Context, in *hello.HelloReq) (*hello.HelloResp, error) {
+	l := greetlogic.NewSayHelloLogic(ctx, s.svcCtx)
+	return l.SayHello(in)
+}

tools/goctl/example/rpc/hello/internal/svc/servicecontext.go

@@ -0,0 +1,13 @@
+package svc
+
+import "github.com/zeromicro/go-zero/tools/goctl/example/rpc/hello/internal/config"
+
+type ServiceContext struct {
+	Config config.Config
+}
+
+func NewServiceContext(c config.Config) *ServiceContext {
+	return &ServiceContext{
+		Config: c,
+	}
+}