feat: add list candle data logic

client/blockchainservice/blockchain_service.go

@@ -1,5 +1,5 @@
 // Code generated by goctl. DO NOT EDIT.
-// goctl 1.8.1
+// goctl 1.8.5
 // Source: blockchain.proto
 
 package blockchainservice
@@ -15,6 +15,7 @@ import (
 
 type (
 	HistoryReq          = app_cloudep_blockchain.HistoryReq
+	ListCandleDataResp  = app_cloudep_blockchain.ListCandleDataResp
 	ListSymbolsRequest  = app_cloudep_blockchain.ListSymbolsRequest
 	ListSymbolsResponse = app_cloudep_blockchain.ListSymbolsResponse
 	NoneReq             = app_cloudep_blockchain.NoneReq
@@ -25,6 +26,7 @@ type (
 		// ListSymbols retrieves all available trading symbols.
 		ListSymbols(ctx context.Context, in *ListSymbolsRequest, opts ...grpc.CallOption) (*ListSymbolsResponse, error)
 		GetHistoryKlineData(ctx context.Context, in *HistoryReq, opts ...grpc.CallOption) (*OKResp, error)
+		ListCandleData(ctx context.Context, in *HistoryReq, opts ...grpc.CallOption) (*ListCandleDataResp, error)
 		// Ping is a health-check endpoint.
 		Ping(ctx context.Context, in *NoneReq, opts ...grpc.CallOption) (*OKResp, error)
 	}
@@ -51,6 +53,11 @@ func (m *defaultBlockchainService) GetHistoryKlineData(ctx context.Context, in *
 	return client.GetHistoryKlineData(ctx, in, opts...)
 }
 
+func (m *defaultBlockchainService) ListCandleData(ctx context.Context, in *HistoryReq, opts ...grpc.CallOption) (*ListCandleDataResp, error) {
+	client := app_cloudep_blockchain.NewBlockchainServiceClient(m.cli.Conn())
+	return client.ListCandleData(ctx, in, opts...)
+}
+
 // Ping is a health-check endpoint.
 func (m *defaultBlockchainService) Ping(ctx context.Context, in *NoneReq, opts ...grpc.CallOption) (*OKResp, error) {
 	client := app_cloudep_blockchain.NewBlockchainServiceClient(m.cli.Conn())

etc/blockchain.yaml

@@ -12,14 +12,14 @@ Binance:
   WorkerSize: 20
 
 RedisCluster:
-  Host: 10.0.0.13:6379
+  Host: localhost:6379
   Type: node
 
 Cassandra:
   Hosts:
-    - 10.0.0.13
+    - localhost
   Port: 9042
-  Keyspace: digimon
+  Keyspace: kline
   UseAuth: true
   Username: cassandra
   Password: cassandra

gen_result/pb/code.30cm.net/digimon/app-cloudep-blockchain/blockchain.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.36.1
+// 	protoc-gen-go v1.36.5
 // 	protoc        v3.19.4
 // source: generate/rpc/blockchain.proto
 
@@ -11,6 +11,7 @@ import (
 	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
 	reflect "reflect"
 	sync "sync"
+	unsafe "unsafe"
 )
 
 const (
@@ -330,9 +331,45 @@ func (x *HistoryReq) GetEndTime() string {
 	return ""
 }
 
+type ListCandleDataResp struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *ListCandleDataResp) Reset() {
+	*x = ListCandleDataResp{}
+	mi := &file_generate_rpc_blockchain_proto_msgTypes[6]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *ListCandleDataResp) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*ListCandleDataResp) ProtoMessage() {}
+
+func (x *ListCandleDataResp) ProtoReflect() protoreflect.Message {
+	mi := &file_generate_rpc_blockchain_proto_msgTypes[6]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use ListCandleDataResp.ProtoReflect.Descriptor instead.
+func (*ListCandleDataResp) Descriptor() ([]byte, []int) {
+	return file_generate_rpc_blockchain_proto_rawDescGZIP(), []int{6}
+}
+
 var File_generate_rpc_blockchain_proto protoreflect.FileDescriptor
 
-var file_generate_rpc_blockchain_proto_rawDesc = []byte{
+var file_generate_rpc_blockchain_proto_rawDesc = string([]byte{
 	0x0a, 0x1d, 0x67, 0x65, 0x6e, 0x65, 0x72, 0x61, 0x74, 0x65, 0x2f, 0x72, 0x70, 0x63, 0x2f, 0x62,
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@@ -364,17 +401,23 @@ var file_generate_rpc_blockchain_proto_rawDesc = []byte{
 	0x0a, 0x0a, 0x73, 0x74, 0x61, 0x72, 0x74, 0x5f, 0x74, 0x69, 0x6d, 0x65, 0x18, 0x03, 0x20, 0x01,
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+	0x07, 0x65, 0x6e, 0x64, 0x54, 0x69, 0x6d, 0x65, 0x22, 0x14, 0x0a, 0x12, 0x4c, 0x69, 0x73, 0x74,
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@@ -382,21 +425,21 @@ var file_generate_rpc_blockchain_proto_rawDesc = []byte{
 	0x6e, 0x65, 0x74, 0x2f, 0x64, 0x69, 0x67, 0x69, 0x6d, 0x6f, 0x6e, 0x2f, 0x61, 0x70, 0x70, 0x2d,
 	0x63, 0x6c, 0x6f, 0x75, 0x64, 0x65, 0x70, 0x2d, 0x62, 0x6c, 0x6f, 0x63, 0x6b, 0x63, 0x68, 0x61,
 	0x69, 0x6e, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
-}
+})
 
 var (
 	file_generate_rpc_blockchain_proto_rawDescOnce sync.Once
-	file_generate_rpc_blockchain_proto_rawDescData = file_generate_rpc_blockchain_proto_rawDesc
+	file_generate_rpc_blockchain_proto_rawDescData []byte
 )
 
 func file_generate_rpc_blockchain_proto_rawDescGZIP() []byte {
 	file_generate_rpc_blockchain_proto_rawDescOnce.Do(func() {
-		file_generate_rpc_blockchain_proto_rawDescData = protoimpl.X.CompressGZIP(file_generate_rpc_blockchain_proto_rawDescData)
+		file_generate_rpc_blockchain_proto_rawDescData = protoimpl.X.CompressGZIP(unsafe.Slice(unsafe.StringData(file_generate_rpc_blockchain_proto_rawDesc), len(file_generate_rpc_blockchain_proto_rawDesc)))
 	})
 	return file_generate_rpc_blockchain_proto_rawDescData
 }
 
-var file_generate_rpc_blockchain_proto_msgTypes = make([]protoimpl.MessageInfo, 6)
+var file_generate_rpc_blockchain_proto_msgTypes = make([]protoimpl.MessageInfo, 7)
 var file_generate_rpc_blockchain_proto_goTypes = []any{
 	(*OKResp)(nil),              // 0: blockchain.OKResp
 	(*NoneReq)(nil),             // 1: blockchain.NoneReq
@@ -404,17 +447,20 @@ var file_generate_rpc_blockchain_proto_goTypes = []any{
 	(*ListSymbolsResponse)(nil), // 3: blockchain.ListSymbolsResponse
 	(*Symbol)(nil),              // 4: blockchain.Symbol
 	(*HistoryReq)(nil),          // 5: blockchain.HistoryReq
+	(*ListCandleDataResp)(nil),  // 6: blockchain.ListCandleDataResp
 }
 var file_generate_rpc_blockchain_proto_depIdxs = []int32{
 	4, // 0: blockchain.ListSymbolsResponse.symbols:type_name -> blockchain.Symbol
 	2, // 1: blockchain.BlockchainService.ListSymbols:input_type -> blockchain.ListSymbolsRequest
 	5, // 2: blockchain.BlockchainService.GetHistoryKlineData:input_type -> blockchain.HistoryReq
-	1, // 3: blockchain.BlockchainService.Ping:input_type -> blockchain.NoneReq
+	5, // 3: blockchain.BlockchainService.ListCandleData:input_type -> blockchain.HistoryReq
-	3, // 4: blockchain.BlockchainService.ListSymbols:output_type -> blockchain.ListSymbolsResponse
+	1, // 4: blockchain.BlockchainService.Ping:input_type -> blockchain.NoneReq
-	0, // 5: blockchain.BlockchainService.GetHistoryKlineData:output_type -> blockchain.OKResp
+	3, // 5: blockchain.BlockchainService.ListSymbols:output_type -> blockchain.ListSymbolsResponse
-	0, // 6: blockchain.BlockchainService.Ping:output_type -> blockchain.OKResp
+	0, // 6: blockchain.BlockchainService.GetHistoryKlineData:output_type -> blockchain.OKResp
-	4, // [4:7] is the sub-list for method output_type
+	6, // 7: blockchain.BlockchainService.ListCandleData:output_type -> blockchain.ListCandleDataResp
-	1, // [1:4] is the sub-list for method input_type
+	0, // 8: blockchain.BlockchainService.Ping:output_type -> blockchain.OKResp
+	5, // [5:9] is the sub-list for method output_type
+	1, // [1:5] is the sub-list for method input_type
 	1, // [1:1] is the sub-list for extension type_name
 	1, // [1:1] is the sub-list for extension extendee
 	0, // [0:1] is the sub-list for field type_name
@@ -429,9 +475,9 @@ func file_generate_rpc_blockchain_proto_init() {
 	out := protoimpl.TypeBuilder{
 		File: protoimpl.DescBuilder{
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
-			RawDescriptor: file_generate_rpc_blockchain_proto_rawDesc,
+			RawDescriptor: unsafe.Slice(unsafe.StringData(file_generate_rpc_blockchain_proto_rawDesc), len(file_generate_rpc_blockchain_proto_rawDesc)),
 			NumEnums:      0,
-			NumMessages:   6,
+			NumMessages:   7,
 			NumExtensions: 0,
 			NumServices:   1,
 		},
@@ -440,7 +486,6 @@ func file_generate_rpc_blockchain_proto_init() {
 		MessageInfos:      file_generate_rpc_blockchain_proto_msgTypes,
 	}.Build()
 	File_generate_rpc_blockchain_proto = out.File
-	file_generate_rpc_blockchain_proto_rawDesc = nil
 	file_generate_rpc_blockchain_proto_goTypes = nil
 	file_generate_rpc_blockchain_proto_depIdxs = nil
 }

gen_result/pb/code.30cm.net/digimon/app-cloudep-blockchain/blockchain_grpc.pb.go

@@ -21,6 +21,7 @@ const _ = grpc.SupportPackageIsVersion9
 const (
 	BlockchainService_ListSymbols_FullMethodName         = "/blockchain.BlockchainService/ListSymbols"
 	BlockchainService_GetHistoryKlineData_FullMethodName = "/blockchain.BlockchainService/GetHistoryKlineData"
+	BlockchainService_ListCandleData_FullMethodName      = "/blockchain.BlockchainService/ListCandleData"
 	BlockchainService_Ping_FullMethodName                = "/blockchain.BlockchainService/Ping"
 )
 
@@ -31,6 +32,7 @@ type BlockchainServiceClient interface {
 	// ListSymbols retrieves all available trading symbols.
 	ListSymbols(ctx context.Context, in *ListSymbolsRequest, opts ...grpc.CallOption) (*ListSymbolsResponse, error)
 	GetHistoryKlineData(ctx context.Context, in *HistoryReq, opts ...grpc.CallOption) (*OKResp, error)
+	ListCandleData(ctx context.Context, in *HistoryReq, opts ...grpc.CallOption) (*ListCandleDataResp, error)
 	// Ping is a health-check endpoint.
 	Ping(ctx context.Context, in *NoneReq, opts ...grpc.CallOption) (*OKResp, error)
 }
@@ -63,6 +65,16 @@ func (c *blockchainServiceClient) GetHistoryKlineData(ctx context.Context, in *H
 	return out, nil
 }
 
+func (c *blockchainServiceClient) ListCandleData(ctx context.Context, in *HistoryReq, opts ...grpc.CallOption) (*ListCandleDataResp, error) {
+	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
+	out := new(ListCandleDataResp)
+	err := c.cc.Invoke(ctx, BlockchainService_ListCandleData_FullMethodName, in, out, cOpts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 func (c *blockchainServiceClient) Ping(ctx context.Context, in *NoneReq, opts ...grpc.CallOption) (*OKResp, error) {
 	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
 	out := new(OKResp)
@@ -80,6 +92,7 @@ type BlockchainServiceServer interface {
 	// ListSymbols retrieves all available trading symbols.
 	ListSymbols(context.Context, *ListSymbolsRequest) (*ListSymbolsResponse, error)
 	GetHistoryKlineData(context.Context, *HistoryReq) (*OKResp, error)
+	ListCandleData(context.Context, *HistoryReq) (*ListCandleDataResp, error)
 	// Ping is a health-check endpoint.
 	Ping(context.Context, *NoneReq) (*OKResp, error)
 	mustEmbedUnimplementedBlockchainServiceServer()
@@ -98,6 +111,9 @@ func (UnimplementedBlockchainServiceServer) ListSymbols(context.Context, *ListSy
 func (UnimplementedBlockchainServiceServer) GetHistoryKlineData(context.Context, *HistoryReq) (*OKResp, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method GetHistoryKlineData not implemented")
 }
+func (UnimplementedBlockchainServiceServer) ListCandleData(context.Context, *HistoryReq) (*ListCandleDataResp, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method ListCandleData not implemented")
+}
 func (UnimplementedBlockchainServiceServer) Ping(context.Context, *NoneReq) (*OKResp, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method Ping not implemented")
 }
@@ -158,6 +174,24 @@ func _BlockchainService_GetHistoryKlineData_Handler(srv interface{}, ctx context
 	return interceptor(ctx, in, info, handler)
 }
 
+func _BlockchainService_ListCandleData_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(HistoryReq)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(BlockchainServiceServer).ListCandleData(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: BlockchainService_ListCandleData_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(BlockchainServiceServer).ListCandleData(ctx, req.(*HistoryReq))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 func _BlockchainService_Ping_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
 	in := new(NoneReq)
 	if err := dec(in); err != nil {
@@ -191,6 +225,10 @@ var BlockchainService_ServiceDesc = grpc.ServiceDesc{
 			MethodName: "GetHistoryKlineData",
 			Handler:    _BlockchainService_GetHistoryKlineData_Handler,
 		},
+		{
+			MethodName: "ListCandleData",
+			Handler:    _BlockchainService_ListCandleData_Handler,
+		},
 		{
 			MethodName: "Ping",
 			Handler:    _BlockchainService_Ping_Handler,

generate/rpc/blockchain.proto

@@ -33,10 +33,15 @@ message HistoryReq {
   string end_time=4;
 }
 
+message ListCandleDataResp {
+
+}
+
 service BlockchainService{
   // ListSymbols retrieves all available trading symbols.
   rpc ListSymbols(ListSymbolsRequest) returns(ListSymbolsResponse);
   rpc GetHistoryKlineData(HistoryReq)returns(OKResp);
+  rpc ListCandleData(HistoryReq)returns(ListCandleDataResp);
   // Ping is a health-check endpoint.
   rpc Ping(NoneReq) returns(OKResp);
 }

go.mod

@@ -9,6 +9,7 @@ require (
 	github.com/lxzan/gws v1.8.9
 	github.com/panjf2000/ants/v2 v2.11.3
 	github.com/scylladb/gocqlx/v3 v3.0.1
+	github.com/shopspring/decimal v1.4.0
 	github.com/stretchr/testify v1.10.0
 	github.com/testcontainers/testcontainers-go v0.38.0
 	github.com/zeromicro/go-zero v1.8.5
@@ -55,7 +56,6 @@ require (
 	github.com/power-devops/perfstat v0.0.0-20210106213030-5aafc221ea8c // indirect
 	github.com/scylladb/go-reflectx v1.0.1 // indirect
 	github.com/shirou/gopsutil/v4 v4.25.5 // indirect
-	github.com/shopspring/decimal v1.4.0 // indirect
 	github.com/sirupsen/logrus v1.9.3 // indirect
 	github.com/tklauser/go-sysconf v0.3.12 // indirect
 	github.com/tklauser/numcpus v0.6.1 // indirect

internal/logic/blockchainservice/get_history_kline_data_logic.go

@@ -3,6 +3,7 @@ package blockchainservicelogic
 import (
 	"blockchain/internal/domain/usecase"
 	"context"
+	"fmt"
 	"time"
 
 	"blockchain/gen_result/pb/code.30cm.net/digimon/app-cloudep-blockchain"
@@ -26,17 +27,81 @@ func NewGetHistoryKlineDataLogic(ctx context.Context, svcCtx *svc.ServiceContext
 }
 
 func (l *GetHistoryKlineDataLogic) GetHistoryKlineData(in *app_cloudep_blockchain.HistoryReq) (*app_cloudep_blockchain.OKResp, error) {
-	go func() {
+	// 1) 先驗證輸入（避免把錯誤時間丟進背景 goroutine）
-		st, _ := time.Parse(time.RFC3339, in.GetStartTime())
+	st, err := time.Parse(time.RFC3339, in.GetStartTime())
-		et, _ := time.Parse(time.RFC3339, in.GetEndTime())
+	if err != nil {
-		_ = l.svcCtx.BinanceDataSource.UpsertKline(context.Background(), usecase.QueryKline{
+		return nil, fmt.Errorf("invalid startTime (RFC3339): %w", err)
-			Symbol:    in.GetSymbol(),
+	}
-			Interval:  in.GetInterval(),
+	et, err := time.Parse(time.RFC3339, in.GetEndTime())
-			StartTime: st.UnixNano(),
+	if err != nil {
-			EndTime:   et.UnixNano(),
+		return nil, fmt.Errorf("invalid endTime (RFC3339): %w", err)
+	}
+	if !st.Before(et) {
+		return nil, fmt.Errorf("startTime must be before endTime")
+	}
+
+	chunks := splitByWeeksUTC(st, et)
+	if len(chunks) == 0 {
+		return &app_cloudep_blockchain.OKResp{}, nil
+	}
+
+	for _, ch := range chunks {
+		timeBucket := ch
+		err := l.svcCtx.WorkerPools.Submit(func() {
+			_ = l.svcCtx.BinanceDataSource.UpsertKline(context.Background(), usecase.QueryKline{
+				Symbol:    in.GetSymbol(),
+				Interval:  in.GetInterval(),
+				StartTime: timeBucket.start.UnixNano(),
+				EndTime:   timeBucket.end.UnixNano(),
+			})
 		})
-		return
+		if err != nil {
-	}()
+			return nil, err
+		}
+	}
 
 	return &app_cloudep_blockchain.OKResp{}, nil
 }
+
+// --------- 小工具：按「週一起」切段（UTC） ---------
+
+type timeRange struct {
+	start time.Time // 含
+	end   time.Time // 不含
+}
+
+// 取得該時間所在「週一 00:00:00」(UTC)
+func weekStartMondayUTC(t time.Time) time.Time {
+	t = t.UTC()
+	// Go: Sunday=0 ... Saturday=6；我們要週一=起始
+	wd := int(t.Weekday())
+	if wd == 0 { // Sunday
+		wd = 7
+	}
+	// 將時間歸零到當天 00:00
+	d0 := time.Date(t.Year(), t.Month(), t.Day(), 0, 0, 0, 0, time.UTC)
+	// 回推到週一
+	return d0.AddDate(0, 0, -(wd - 1))
+}
+
+// 將 [start,end) 切成多個「週粒度」的區間
+func splitByWeeksUTC(start, end time.Time) []timeRange {
+	var chunks []timeRange
+	if !start.Before(end) {
+		return chunks
+	}
+	cur := start.UTC()
+	end = end.UTC()
+
+	for cur.Before(end) {
+		// 下一個週一 00:00
+		nextWeekStart := weekStartMondayUTC(cur).AddDate(0, 0, 7)
+		chunkEnd := end
+		if nextWeekStart.Before(end) {
+			chunkEnd = nextWeekStart
+		}
+		chunks = append(chunks, timeRange{start: cur, end: chunkEnd})
+		cur = chunkEnd
+	}
+	return chunks
+}

internal/logic/blockchainservice/list_candle_data_logic.go

@@ -0,0 +1,53 @@
+package blockchainservicelogic
+
+import (
+	"blockchain/internal/domain/usecase"
+	"context"
+	"fmt"
+	"time"
+
+	"blockchain/gen_result/pb/code.30cm.net/digimon/app-cloudep-blockchain"
+	"blockchain/internal/svc"
+
+	"github.com/zeromicro/go-zero/core/logx"
+)
+
+type ListCandleDataLogic struct {
+	ctx    context.Context
+	svcCtx *svc.ServiceContext
+	logx.Logger
+}
+
+func NewListCandleDataLogic(ctx context.Context, svcCtx *svc.ServiceContext) *ListCandleDataLogic {
+	return &ListCandleDataLogic{
+		ctx:    ctx,
+		svcCtx: svcCtx,
+		Logger: logx.WithContext(ctx),
+	}
+}
+
+func (l *ListCandleDataLogic) ListCandleData(in *app_cloudep_blockchain.HistoryReq) (*app_cloudep_blockchain.ListCandleDataResp, error) {
+	// 1) 先驗證輸入（避免把錯誤時間丟進背景 goroutine）
+	st, err := time.Parse(time.RFC3339, in.GetStartTime())
+	if err != nil {
+		return nil, fmt.Errorf("invalid startTime (RFC3339): %w", err)
+	}
+	et, err := time.Parse(time.RFC3339, in.GetEndTime())
+	if err != nil {
+		return nil, fmt.Errorf("invalid endTime (RFC3339): %w", err)
+	}
+
+	kline, err := l.svcCtx.BinanceDataSource.ListKline(l.ctx, usecase.QueryKline{
+		Symbol:    in.GetSymbol(),
+		Interval:  in.GetInterval(),
+		StartTime: st.UnixMilli(),
+		EndTime:   et.UnixMilli(),
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	fmt.Println(kline)
+
+	return &app_cloudep_blockchain.ListCandleDataResp{}, nil
+}

internal/logic/blockchainservice/ping_logic.go

@@ -2,10 +2,8 @@ package blockchainservicelogic
 
 import (
 	app_cloudep_blockchain "blockchain/gen_result/pb/code.30cm.net/digimon/app-cloudep-blockchain"
-	"blockchain/internal/domain/usecase"
 	"blockchain/internal/svc"
 	"context"
-	"fmt"
 
 	"github.com/zeromicro/go-zero/core/logx"
 )
@@ -26,15 +24,15 @@ func NewPingLogic(ctx context.Context, svcCtx *svc.ServiceContext) *PingLogic {
 
 func (l *PingLogic) Ping(_ *app_cloudep_blockchain.NoneReq) (*app_cloudep_blockchain.OKResp, error) {
 
-	kline, err := l.svcCtx.BinanceDataSource.ListKline(l.ctx, usecase.QueryKline{
+	//kline, err := l.svcCtx.BinanceDataSource.ListKline(l.ctx, usecase.QueryKline{
-		Symbol:    "ETHUSDT",
+	//	Symbol:    "ETHUSDT",
-		Interval:  "1d",
+	//	Interval:  "1d",
-		StartTime: 1502928000000,
+	//	StartTime: 1502928000000,
-		EndTime:   1503964800000,
+	//	EndTime:   1503964800000,
-	})
+	//})
-	if err != nil {
+	//if err != nil {
-		return nil, err
+	//	return nil, err
-	}
+	//}
 
 	return &app_cloudep_blockchain.OKResp{}, nil
 }

internal/repository/data_source_binance.go

@@ -207,6 +207,7 @@ func (repo *BinanceRepository) GetKline(ctx context.Context, param repository.Qu
 			qb.LtOrEqNamed("open_time", "end"),
 		).ToCql()
 
+	fmt.Println(stmt, param.Symbol, param.Interval, param.StartTime, param.EndTime)
 	var result []entity.Kline
 	err := repo.db.GetSession().Query(stmt, names).BindMap(qb.M{
 		"symbol":   param.Symbol,

internal/server/blockchainservice/blockchain_service_server.go

@@ -1,5 +1,5 @@
 // Code generated by goctl. DO NOT EDIT.
-// goctl 1.8.1
+// goctl 1.8.5
 // Source: blockchain.proto
 
 package server
@@ -34,6 +34,11 @@ func (s *BlockchainServiceServer) GetHistoryKlineData(ctx context.Context, in *a
 	return l.GetHistoryKlineData(in)
 }
 
+func (s *BlockchainServiceServer) ListCandleData(ctx context.Context, in *app_cloudep_blockchain.HistoryReq) (*app_cloudep_blockchain.ListCandleDataResp, error) {
+	l := blockchainservicelogic.NewListCandleDataLogic(ctx, s.svcCtx)
+	return l.ListCandleData(in)
+}
+
 // Ping is a health-check endpoint.
 func (s *BlockchainServiceServer) Ping(ctx context.Context, in *app_cloudep_blockchain.NoneReq) (*app_cloudep_blockchain.OKResp, error) {
 	l := blockchainservicelogic.NewPingLogic(ctx, s.svcCtx)

internal/svc/service_context.go

@@ -6,6 +6,7 @@ import (
 	"blockchain/internal/domain/usecase"
 	repo "blockchain/internal/repository"
 	uc "blockchain/internal/usecase"
+	"github.com/panjf2000/ants/v2"
 	"github.com/zeromicro/go-zero/core/stores/redis"
 )
 
@@ -13,6 +14,8 @@ type ServiceContext struct {
 	Config            config.Config
 	BinanceDataSource usecase.DataSourceUseCase
 	BinanceRepo       repository.DataSourceRepository
+
+	WorkerPools *ants.Pool
 }
 
 func NewServiceContext(c config.Config) *ServiceContext {
@@ -32,6 +35,11 @@ func NewServiceContext(c config.Config) *ServiceContext {
 		DB:       cassandra,
 		KeySpace: c.Cassandra.Keyspace,
 	})
+
+	wp, err := ants.NewPool(1024)
+	if err != nil {
+		panic(err)
+	}
 	// InitBinanceKLineWebsocket()
 	return &ServiceContext{
 		Config:      c,
@@ -39,5 +47,6 @@ func NewServiceContext(c config.Config) *ServiceContext {
 		BinanceDataSource: uc.MustBinanceUseCase(uc.BinanceUseCaseParam{
 			BinanceRepo: binanceRepo,
 		}),
+		WorkerPools: wp,
 	}
 }