add Posts.Index

2026-01-12 03:05:14 +00:00 · 2021-02-02 12:58:17 +00:00
parent fc61b45ee4
commit c19bf17fb5
4 changed files with 190 additions and 36 deletions
--- a/posts/handler/posts.go
+++ b/posts/handler/posts.go
@@ -183,6 +183,40 @@ func (p *Posts) diffTags(ctx context.Context, parentID string, oldTagNames, newT
 	return nil
 }

+func (p *Posts) Index(ctx context.Context, req *proto.IndexRequest, rsp *proto.IndexResponse) error {
+	// create a simple descending order query
+	q := model.QueryEquals("created", nil)
+	q.Order.Type = model.OrderTypeDesc
+
+	var posts []*proto.Post
+
+	// read all the records
+	if err := p.db.Read(q, &posts); err != nil {
+		return err
+	}
+
+	// model does not deal with limits yet
+	limit := int(req.Limit)
+
+	// TODO: implement offset
+	if limit == 0 {
+		limit = 20
+	}
+	// set the limit to length of posts
+	if v := len(posts); v < limit {
+		limit = v
+	}
+
+	// iterate and add
+	for i := 0; i <= limit; i++ {
+		// strip the content
+		posts[i].Content = ""
+		rsp.Posts = append(rsp.Posts, posts[i])
+	}
+
+	return nil
+}
+
 func (p *Posts) Query(ctx context.Context, req *proto.QueryRequest, rsp *proto.QueryResponse) error {
 	var q model.Query
 	if len(req.Slug) > 0 {
--- a/posts/proto/posts.pb.go
+++ b/posts/proto/posts.pb.go
@@ -131,6 +131,92 @@ func (m *Post) GetImage() string {
 	return ""
 }

+type IndexRequest struct {
+	Limit                int64    `protobuf:"varint,1,opt,name=limit,proto3" json:"limit,omitempty"`
+	Offset               int64    `protobuf:"varint,2,opt,name=offset,proto3" json:"offset,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *IndexRequest) Reset()         { *m = IndexRequest{} }
+func (m *IndexRequest) String() string { return proto.CompactTextString(m) }
+func (*IndexRequest) ProtoMessage()    {}
+func (*IndexRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor_e93dc7d934d9dc10, []int{1}
+}
+
+func (m *IndexRequest) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_IndexRequest.Unmarshal(m, b)
+}
+func (m *IndexRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_IndexRequest.Marshal(b, m, deterministic)
+}
+func (m *IndexRequest) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_IndexRequest.Merge(m, src)
+}
+func (m *IndexRequest) XXX_Size() int {
+	return xxx_messageInfo_IndexRequest.Size(m)
+}
+func (m *IndexRequest) XXX_DiscardUnknown() {
+	xxx_messageInfo_IndexRequest.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_IndexRequest proto.InternalMessageInfo
+
+func (m *IndexRequest) GetLimit() int64 {
+	if m != nil {
+		return m.Limit
+	}
+	return 0
+}
+
+func (m *IndexRequest) GetOffset() int64 {
+	if m != nil {
+		return m.Offset
+	}
+	return 0
+}
+
+type IndexResponse struct {
+	Posts                []*Post  `protobuf:"bytes,1,rep,name=posts,proto3" json:"posts,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *IndexResponse) Reset()         { *m = IndexResponse{} }
+func (m *IndexResponse) String() string { return proto.CompactTextString(m) }
+func (*IndexResponse) ProtoMessage()    {}
+func (*IndexResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_e93dc7d934d9dc10, []int{2}
+}
+
+func (m *IndexResponse) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_IndexResponse.Unmarshal(m, b)
+}
+func (m *IndexResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_IndexResponse.Marshal(b, m, deterministic)
+}
+func (m *IndexResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_IndexResponse.Merge(m, src)
+}
+func (m *IndexResponse) XXX_Size() int {
+	return xxx_messageInfo_IndexResponse.Size(m)
+}
+func (m *IndexResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_IndexResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_IndexResponse proto.InternalMessageInfo
+
+func (m *IndexResponse) GetPosts() []*Post {
+	if m != nil {
+		return m.Posts
+	}
+	return nil
+}
+
 // Query posts. Acts as a listing when no id or slug provided.
 // Gets a single post by id or slug if any of them provided.
 type QueryRequest struct {
@@ -148,7 +234,7 @@ func (m *QueryRequest) Reset()         { *m = QueryRequest{} }
 func (m *QueryRequest) String() string { return proto.CompactTextString(m) }
 func (*QueryRequest) ProtoMessage()    {}
 func (*QueryRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_e93dc7d934d9dc10, []int{1}
+	return fileDescriptor_e93dc7d934d9dc10, []int{3}
 }

 func (m *QueryRequest) XXX_Unmarshal(b []byte) error {
@@ -215,7 +301,7 @@ func (m *QueryResponse) Reset()         { *m = QueryResponse{} }
 func (m *QueryResponse) String() string { return proto.CompactTextString(m) }
 func (*QueryResponse) ProtoMessage()    {}
 func (*QueryResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_e93dc7d934d9dc10, []int{2}
+	return fileDescriptor_e93dc7d934d9dc10, []int{4}
 }

 func (m *QueryResponse) XXX_Unmarshal(b []byte) error {
@@ -263,7 +349,7 @@ func (m *SaveRequest) Reset()         { *m = SaveRequest{} }
 func (m *SaveRequest) String() string { return proto.CompactTextString(m) }
 func (*SaveRequest) ProtoMessage()    {}
 func (*SaveRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_e93dc7d934d9dc10, []int{3}
+	return fileDescriptor_e93dc7d934d9dc10, []int{5}
 }

 func (m *SaveRequest) XXX_Unmarshal(b []byte) error {
@@ -351,7 +437,7 @@ func (m *SaveResponse) Reset()         { *m = SaveResponse{} }
 func (m *SaveResponse) String() string { return proto.CompactTextString(m) }
 func (*SaveResponse) ProtoMessage()    {}
 func (*SaveResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_e93dc7d934d9dc10, []int{4}
+	return fileDescriptor_e93dc7d934d9dc10, []int{6}
 }

 func (m *SaveResponse) XXX_Unmarshal(b []byte) error {
@@ -390,7 +476,7 @@ func (m *DeleteRequest) Reset()         { *m = DeleteRequest{} }
 func (m *DeleteRequest) String() string { return proto.CompactTextString(m) }
 func (*DeleteRequest) ProtoMessage()    {}
 func (*DeleteRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_e93dc7d934d9dc10, []int{5}
+	return fileDescriptor_e93dc7d934d9dc10, []int{7}
 }

 func (m *DeleteRequest) XXX_Unmarshal(b []byte) error {
@@ -428,7 +514,7 @@ func (m *DeleteResponse) Reset()         { *m = DeleteResponse{} }
 func (m *DeleteResponse) String() string { return proto.CompactTextString(m) }
 func (*DeleteResponse) ProtoMessage()    {}
 func (*DeleteResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_e93dc7d934d9dc10, []int{6}
+	return fileDescriptor_e93dc7d934d9dc10, []int{8}
 }

 func (m *DeleteResponse) XXX_Unmarshal(b []byte) error {
@@ -452,6 +538,8 @@ var xxx_messageInfo_DeleteResponse proto.InternalMessageInfo
 func init() {
 	proto.RegisterType((*Post)(nil), "posts.Post")
 	proto.RegisterMapType((map[string]string)(nil), "posts.Post.MetadataEntry")
+	proto.RegisterType((*IndexRequest)(nil), "posts.IndexRequest")
+	proto.RegisterType((*IndexResponse)(nil), "posts.IndexResponse")
 	proto.RegisterType((*QueryRequest)(nil), "posts.QueryRequest")
 	proto.RegisterType((*QueryResponse)(nil), "posts.QueryResponse")
 	proto.RegisterType((*SaveRequest)(nil), "posts.SaveRequest")
@@ -464,34 +552,36 @@ func init() {
 func init() { proto.RegisterFile("proto/posts.proto", fileDescriptor_e93dc7d934d9dc10) }

 var fileDescriptor_e93dc7d934d9dc10 = []byte{
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+	// 496 bytes of a gzipped FileDescriptorProto
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 }
--- a/posts/proto/posts.pb.micro.go
+++ b/posts/proto/posts.pb.micro.go
@@ -42,6 +42,8 @@ func NewPostsEndpoints() []*api.Endpoint {
 // Client API for Posts service

 type PostsService interface {
+	// Index returns the posts index without content
+	Index(ctx context.Context, in *IndexRequest, opts ...client.CallOption) (*IndexResponse, error)
 	// Query currently only supports read by slug or timestamp, no listing.
 	Query(ctx context.Context, in *QueryRequest, opts ...client.CallOption) (*QueryResponse, error)
 	Save(ctx context.Context, in *SaveRequest, opts ...client.CallOption) (*SaveResponse, error)
@@ -60,6 +62,16 @@ func NewPostsService(name string, c client.Client) PostsService {
 	}
 }

+func (c *postsService) Index(ctx context.Context, in *IndexRequest, opts ...client.CallOption) (*IndexResponse, error) {
+	req := c.c.NewRequest(c.name, "Posts.Index", in)
+	out := new(IndexResponse)
+	err := c.c.Call(ctx, req, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 func (c *postsService) Query(ctx context.Context, in *QueryRequest, opts ...client.CallOption) (*QueryResponse, error) {
 	req := c.c.NewRequest(c.name, "Posts.Query", in)
 	out := new(QueryResponse)
@@ -93,6 +105,8 @@ func (c *postsService) Delete(ctx context.Context, in *DeleteRequest, opts ...cl
 // Server API for Posts service

 type PostsHandler interface {
+	// Index returns the posts index without content
+	Index(context.Context, *IndexRequest, *IndexResponse) error
 	// Query currently only supports read by slug or timestamp, no listing.
 	Query(context.Context, *QueryRequest, *QueryResponse) error
 	Save(context.Context, *SaveRequest, *SaveResponse) error
@@ -101,6 +115,7 @@ type PostsHandler interface {

 func RegisterPostsHandler(s server.Server, hdlr PostsHandler, opts ...server.HandlerOption) error {
 	type posts interface {
+		Index(ctx context.Context, in *IndexRequest, out *IndexResponse) error
 		Query(ctx context.Context, in *QueryRequest, out *QueryResponse) error
 		Save(ctx context.Context, in *SaveRequest, out *SaveResponse) error
 		Delete(ctx context.Context, in *DeleteRequest, out *DeleteResponse) error
@@ -116,6 +131,10 @@ type postsHandler struct {
 	PostsHandler
 }

+func (h *postsHandler) Index(ctx context.Context, in *IndexRequest, out *IndexResponse) error {
+	return h.PostsHandler.Index(ctx, in, out)
+}
+
 func (h *postsHandler) Query(ctx context.Context, in *QueryRequest, out *QueryResponse) error {
 	return h.PostsHandler.Query(ctx, in, out)
 }
--- a/posts/proto/posts.proto
+++ b/posts/proto/posts.proto
@@ -3,6 +3,8 @@ syntax = "proto3";
 package posts;

 service Posts {
+	// Index returns the posts index without content
+	rpc Index(IndexRequest) returns (IndexResponse) {}
 	// Query currently only supports read by slug or timestamp, no listing.
 	rpc Query(QueryRequest) returns (QueryResponse) {}
 	rpc Save(SaveRequest) returns (SaveResponse) {}
@@ -22,6 +24,15 @@ message Post {
 	string image = 19;
 }

+message IndexRequest {
+	int64 limit = 1;
+	int64 offset = 2;
+}
+
+message IndexResponse {
+	repeated Post posts = 1;
+}
+
 // Query posts. Acts as a listing when no id or slug provided.
 // Gets a single post by id or slug if any of them provided.
 message QueryRequest {