feat: add empty response handling for components (#749)

Author: pseudoyu

internal/node/component/aggregator/component.go

@@ -1,6 +1,8 @@
 package aggregator
 
 import (
+	"net/http"
+
 	"github.com/labstack/echo/v4"
 	"github.com/rss3-network/node/v2/docs"
 	"github.com/rss3-network/node/v2/internal/node/component/ai"
@@ -23,51 +25,103 @@ type Component struct {
 
 var _ docs.ServerInterface = (*Component)(nil)
 
+// emptyResponse returns an empty response with a 200 status code
+func emptyResponse(ctx echo.Context) error {
+	return ctx.JSON(http.StatusOK, map[string]interface{}{
+		"data": []interface{}{},
+		"meta": nil,
+	})
+}
+
 // Decentralized Interface
 
 func (c Component) PostDecentralizedAccounts(ctx echo.Context) error {
+	if c.Decentralized == nil {
+		return emptyResponse(ctx)
+	}
+
 	return c.Decentralized.BatchGetAccountsActivities(ctx)
 }
 
 func (c Component) PostDecentralizedMetadata(ctx echo.Context) error {
+	if c.Decentralized == nil {
+		return emptyResponse(ctx)
+	}
+
 	return c.Decentralized.BatchGetMetadataActivities(ctx)
 }
 
 func (c Component) GetDecentralizedNetwork(ctx echo.Context, network network.Network, params docs.GetDecentralizedNetworkParams) error {
+	if c.Decentralized == nil {
+		return emptyResponse(ctx)
+	}
+
 	return c.Decentralized.GetNetworkActivities(ctx, network, params)
 }
 
 func (c Component) GetDecentralizedPlatform(ctx echo.Context, platform decentralizedx.Platform, params docs.GetDecentralizedPlatformParams) error {
+	if c.Decentralized == nil {
+		return emptyResponse(ctx)
+	}
+
 	return c.Decentralized.GetPlatformActivities(ctx, platform, params)
 }
 
 func (c Component) GetDecentralizedTxID(ctx echo.Context, id string, params docs.GetDecentralizedTxIDParams) error {
+	if c.Decentralized == nil {
+		return emptyResponse(ctx)
+	}
+
 	return c.Decentralized.GetActivity(ctx, id, params)
 }
 
 func (c Component) GetDecentralizedAccount(ctx echo.Context, account string, params docs.GetDecentralizedAccountParams) error {
+	if c.Decentralized == nil {
+		return emptyResponse(ctx)
+	}
+
 	return c.Decentralized.GetAccountActivities(ctx, account, params)
 }
 
 // Federated Interface
 
 func (c Component) PostFederatedAccounts(ctx echo.Context) error {
+	if c.Federated == nil {
+		return emptyResponse(ctx)
+	}
+
 	return c.Federated.BatchGetAccountsActivities(ctx)
 }
 
 func (c Component) GetFederatedNetwork(ctx echo.Context, network network.Network, params docs.GetFederatedNetworkParams) error {
+	if c.Federated == nil {
+		return emptyResponse(ctx)
+	}
+
 	return c.Federated.GetNetworkActivities(ctx, network, params)
 }
 
 func (c Component) GetFederatedPlatform(ctx echo.Context, platform federatedx.Platform, params docs.GetFederatedPlatformParams) error {
+	if c.Federated == nil {
+		return emptyResponse(ctx)
+	}
+
 	return c.Federated.GetPlatformActivities(ctx, platform, params)
 }
 
 func (c Component) GetFederatedTxID(ctx echo.Context, id string, params docs.GetFederatedTxIDParams) error {
+	if c.Federated == nil {
+		return emptyResponse(ctx)
+	}
+
 	return c.Federated.GetActivity(ctx, id, params)
 }
 
 func (c Component) GetFederatedAccount(ctx echo.Context, account string, params docs.GetFederatedAccountParams) error {
+	if c.Federated == nil {
+		return emptyResponse(ctx)
+	}
+
 	return c.Federated.GetAccountActivities(ctx, account, params)
 }
 
@@ -77,13 +131,21 @@ func (c Component) GetFederatedAccount(ctx echo.Context, account string, params
 // manually create rss cause of wildcard routes are not part of the official open api specification
 // https://github.com/oapi-codegen/oapi-codegen/issues/718
 func (c Component) GetRSS(ctx echo.Context, _ string) error {
+	if c.RSS == nil {
+		return emptyResponse(ctx)
+	}
+
 	return c.RSS.Handler(ctx)
 }
 
 // AI Interface
 
 // GetAgentData ignore the second parameter
 func (c Component) GetAgentData(ctx echo.Context, _ string) error {
+	if c.AI == nil {
+		return emptyResponse(ctx)
+	}
+
 	return c.AI.Handler(ctx)
 }