initial commit

.gitignore

@@ -0,0 +1,2 @@
+vendor
+tuugen

Makefile

@@ -0,0 +1,2 @@
+build: 
+	 go build ./cmd/tuugen

cmd.go

@@ -0,0 +1,16 @@
+package tuugen
+
+import "os/exec"
+
+func runCommand(cmd string, args []string) error {
+	c := exec.Command(cmd, args...)
+	err := c.Start()
+	if err != nil {
+		return nil
+	}
+	err = c.Wait()
+	if err != nil {
+		return err
+	}
+	return nil
+}

example_project/internal/pb/service/service.pb.go

@@ -0,0 +1,166 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.26.0
+// 	protoc        v3.6.1
+// source: service.proto
+
+package service
+
+import (
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	reflect "reflect"
+	sync "sync"
+)
+
+const (
+	// Verify that this generated code is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
+	// Verify that runtime/protoimpl is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
+)
+
+type User struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Name   string `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"`
+	TeamId string `protobuf:"bytes,2,opt,name=team_id,json=teamId,proto3" json:"team_id,omitempty"`
+	Email  string `protobuf:"bytes,3,opt,name=email,proto3" json:"email,omitempty"`
+}
+
+func (x *User) Reset() {
+	*x = User{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_service_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *User) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*User) ProtoMessage() {}
+
+func (x *User) ProtoReflect() protoreflect.Message {
+	mi := &file_service_proto_msgTypes[0]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use User.ProtoReflect.Descriptor instead.
+func (*User) Descriptor() ([]byte, []int) {
+	return file_service_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *User) GetName() string {
+	if x != nil {
+		return x.Name
+	}
+	return ""
+}
+
+func (x *User) GetTeamId() string {
+	if x != nil {
+		return x.TeamId
+	}
+	return ""
+}
+
+func (x *User) GetEmail() string {
+	if x != nil {
+		return x.Email
+	}
+	return ""
+}
+
+var File_service_proto protoreflect.FileDescriptor
+
+var file_service_proto_rawDesc = []byte{
+	0x0a, 0x0d, 0x73, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12,
+	0x07, 0x73, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x22, 0x49, 0x0a, 0x04, 0x55, 0x73, 0x65, 0x72,
+	0x12, 0x12, 0x0a, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x04,
+	0x6e, 0x61, 0x6d, 0x65, 0x12, 0x17, 0x0a, 0x07, 0x74, 0x65, 0x61, 0x6d, 0x5f, 0x69, 0x64, 0x18,
+	0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x06, 0x74, 0x65, 0x61, 0x6d, 0x49, 0x64, 0x12, 0x14, 0x0a,
+	0x05, 0x65, 0x6d, 0x61, 0x69, 0x6c, 0x18, 0x03, 0x20, 0x01, 0x28, 0x09, 0x52, 0x05, 0x65, 0x6d,
+	0x61, 0x69, 0x6c, 0x32, 0x37, 0x0a, 0x07, 0x53, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x12, 0x2c,
+	0x0a, 0x0a, 0x43, 0x72, 0x65, 0x61, 0x74, 0x65, 0x55, 0x73, 0x65, 0x72, 0x12, 0x0d, 0x2e, 0x73,
+	0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x2e, 0x55, 0x73, 0x65, 0x72, 0x1a, 0x0d, 0x2e, 0x73, 0x65,
+	0x72, 0x76, 0x69, 0x63, 0x65, 0x2e, 0x55, 0x73, 0x65, 0x72, 0x22, 0x00, 0x42, 0x15, 0x5a, 0x13,
+	0x69, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x61, 0x6c, 0x2f, 0x70, 0x62, 0x2f, 0x73, 0x65, 0x72, 0x76,
+	0x69, 0x63, 0x65, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+}
+
+var (
+	file_service_proto_rawDescOnce sync.Once
+	file_service_proto_rawDescData = file_service_proto_rawDesc
+)
+
+func file_service_proto_rawDescGZIP() []byte {
+	file_service_proto_rawDescOnce.Do(func() {
+		file_service_proto_rawDescData = protoimpl.X.CompressGZIP(file_service_proto_rawDescData)
+	})
+	return file_service_proto_rawDescData
+}
+
+var file_service_proto_msgTypes = make([]protoimpl.MessageInfo, 1)
+var file_service_proto_goTypes = []interface{}{
+	(*User)(nil), // 0: service.User
+}
+var file_service_proto_depIdxs = []int32{
+	0, // 0: service.Service.CreateUser:input_type -> service.User
+	0, // 1: service.Service.CreateUser:output_type -> service.User
+	1, // [1:2] is the sub-list for method output_type
+	0, // [0:1] is the sub-list for method input_type
+	0, // [0:0] is the sub-list for extension type_name
+	0, // [0:0] is the sub-list for extension extendee
+	0, // [0:0] is the sub-list for field type_name
+}
+
+func init() { file_service_proto_init() }
+func file_service_proto_init() {
+	if File_service_proto != nil {
+		return
+	}
+	if !protoimpl.UnsafeEnabled {
+		file_service_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*User); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+	}
+	type x struct{}
+	out := protoimpl.TypeBuilder{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: file_service_proto_rawDesc,
+			NumEnums:      0,
+			NumMessages:   1,
+			NumExtensions: 0,
+			NumServices:   1,
+		},
+		GoTypes:           file_service_proto_goTypes,
+		DependencyIndexes: file_service_proto_depIdxs,
+		MessageInfos:      file_service_proto_msgTypes,
+	}.Build()
+	File_service_proto = out.File
+	file_service_proto_rawDesc = nil
+	file_service_proto_goTypes = nil
+	file_service_proto_depIdxs = nil
+}

example_project/internal/pb/service/service_grpc.pb.go

@@ -0,0 +1,101 @@
+// Code generated by protoc-gen-go-grpc. DO NOT EDIT.
+
+package service
+
+import (
+	context "context"
+	grpc "google.golang.org/grpc"
+	codes "google.golang.org/grpc/codes"
+	status "google.golang.org/grpc/status"
+)
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the grpc package it is being compiled against.
+// Requires gRPC-Go v1.32.0 or later.
+const _ = grpc.SupportPackageIsVersion7
+
+// ServiceClient is the client API for Service service.
+//
+// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
+type ServiceClient interface {
+	CreateUser(ctx context.Context, in *User, opts ...grpc.CallOption) (*User, error)
+}
+
+type serviceClient struct {
+	cc grpc.ClientConnInterface
+}
+
+func NewServiceClient(cc grpc.ClientConnInterface) ServiceClient {
+	return &serviceClient{cc}
+}
+
+func (c *serviceClient) CreateUser(ctx context.Context, in *User, opts ...grpc.CallOption) (*User, error) {
+	out := new(User)
+	err := c.cc.Invoke(ctx, "/service.Service/CreateUser", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+// ServiceServer is the server API for Service service.
+// All implementations must embed UnimplementedServiceServer
+// for forward compatibility
+type ServiceServer interface {
+	CreateUser(context.Context, *User) (*User, error)
+	mustEmbedUnimplementedServiceServer()
+}
+
+// UnimplementedServiceServer must be embedded to have forward compatible implementations.
+type UnimplementedServiceServer struct {
+}
+
+func (UnimplementedServiceServer) CreateUser(context.Context, *User) (*User, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method CreateUser not implemented")
+}
+func (UnimplementedServiceServer) mustEmbedUnimplementedServiceServer() {}
+
+// UnsafeServiceServer may be embedded to opt out of forward compatibility for this service.
+// Use of this interface is not recommended, as added methods to ServiceServer will
+// result in compilation errors.
+type UnsafeServiceServer interface {
+	mustEmbedUnimplementedServiceServer()
+}
+
+func RegisterServiceServer(s grpc.ServiceRegistrar, srv ServiceServer) {
+	s.RegisterService(&Service_ServiceDesc, srv)
+}
+
+func _Service_CreateUser_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(User)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(ServiceServer).CreateUser(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/service.Service/CreateUser",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(ServiceServer).CreateUser(ctx, req.(*User))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+// Service_ServiceDesc is the grpc.ServiceDesc for Service service.
+// It's only intended for direct use with grpc.RegisterService,
+// and not to be introspected or modified (even as a copy)
+var Service_ServiceDesc = grpc.ServiceDesc{
+	ServiceName: "service.Service",
+	HandlerType: (*ServiceServer)(nil),
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "CreateUser",
+			Handler:    _Service_CreateUser_Handler,
+		},
+	},
+	Streams:  []grpc.StreamDesc{},
+	Metadata: "service.proto",
+}

example_project/service.proto

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+syntax = "proto3";
+
+package service;
+
+option go_package = 'internal/pb/service';
+
+service Service {
+    rpc CreateUser(User) returns (User) {};
+}
+
+message User {
+    string name = 1;
+    string team_id = 2;
+    string email = 3;
+}

example_project/tuugen.yml

@@ -0,0 +1,24 @@
+project: tuugen_test_project
+proto: service.proto
+db_models:
+  - name: User
+  - properties:
+      - name: id
+        type: varchar
+        autoinc: true
+      - name: team_id
+        type: varchar
+      - name: name
+        type: varchar
+      - name: email
+        type: varchar
+      - name: created_at
+        type: timestamp
+      - name: updated_at
+        type: timestamp
+  - name: Team
+  - properties:
+      - name: id
+        type: varchar
+      - name: name
+        type: varchar

go.mod

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+module github.com/cubixle/tuugen
+
+go 1.16

protos.go

@@ -0,0 +1,7 @@
+package tuugen
+
+func GenerateProtos() error {
+	cmd := "protoc"
+	args := []string{"-I", ".:${GOPATH}/src", "--go_out=.", "--go-grpc_out=.", "service.proto"}
+	return runCommand(cmd, args)
+}

service.go

@@ -0,0 +1,34 @@
+package tuugen
+
+import (
+	"go/ast"
+	"go/parser"
+	"go/token"
+)
+
+type serviceEndpoint struct {
+	name string
+	args []string
+}
+
+func GenerateService(filepath string) error {
+
+	//  load service template
+	// t, err := template.ParseFiles("templates/service.go.tmpl")
+	// if err != nil {
+	// 	return err
+	// }
+
+	//	read interface from project built protos.
+	fset := token.NewFileSet()
+	f, err := parser.ParseFile(fset, filepath, nil, 0)
+	if err != nil {
+		return err
+	}
+	// generate the service template and store it to a file.
+	err = ast.Print(fset, f)
+	if err != nil {
+		return err
+	}
+	return nil
+}

templates.go

@@ -0,0 +1,4 @@
+package tuugen
+
+type Templates interface {
+}

templates/main.go.tmpl

@@ -0,0 +1,5 @@
+package main
+
+func main() {
+    
+}

templates/service.go.tmpl

@@ -0,0 +1,5 @@
+type Service struct {
+
+}
+
+func {{ name }}()