refactor: update notification functions to use GetClientFn . Fix conflicts

Author: sridharavinash

pkg/github/notifications.go

@@ -15,7 +15,7 @@ import (
 )
 
 // getNotifications creates a tool to list notifications for the current user.
-func getNotifications(client *github.Client, t translations.TranslationHelperFunc) (tool mcp.Tool, handler server.ToolHandlerFunc) {
+func GetNotifications(getClient GetClientFn, t translations.TranslationHelperFunc) (tool mcp.Tool, handler server.ToolHandlerFunc) {
 	return mcp.NewTool("get_notifications",
 			mcp.WithDescription(t("TOOL_GET_NOTIFICATIONS_DESCRIPTION", "Get notifications for the authenticated GitHub user")),
 			mcp.WithBoolean("all",
@@ -38,33 +38,38 @@ func getNotifications(client *github.Client, t translations.TranslationHelperFun
 			),
 		),
 		func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
+			client, err := getClient(ctx)
+			if err != nil {
+				return nil, fmt.Errorf("failed to get GitHub client: %w", err)
+			}
+
 			// Extract optional parameters with defaults
-			all, err := optionalParamWithDefault[bool](request, "all", false)
+			all, err := OptionalBoolParamWithDefault(request, "all", false)
 			if err != nil {
 				return mcp.NewToolResultError(err.Error()), nil
 			}
 
-			participating, err := optionalParamWithDefault[bool](request, "participating", false)
+			participating, err := OptionalBoolParamWithDefault(request, "participating", false)
 			if err != nil {
 				return mcp.NewToolResultError(err.Error()), nil
 			}
 
-			since, err := optionalParam[string](request, "since")
+			since, err := OptionalStringParamWithDefault(request, "since", "")
 			if err != nil {
 				return mcp.NewToolResultError(err.Error()), nil
 			}
 
-			before, err := optionalParam[string](request, "before")
+			before, err := OptionalStringParam(request, "before")
 			if err != nil {
 				return mcp.NewToolResultError(err.Error()), nil
 			}
 
-			perPage, err := optionalIntParamWithDefault(request, "per_page", 30)
+			perPage, err := OptionalIntParamWithDefault(request, "per_page", 30)
 			if err != nil {
 				return mcp.NewToolResultError(err.Error()), nil
 			}
 
-			page, err := optionalIntParamWithDefault(request, "page", 1)
+			page, err := OptionalIntParamWithDefault(request, "page", 1)
 			if err != nil {
 				return mcp.NewToolResultError(err.Error()), nil
 			}
@@ -122,7 +127,7 @@ func getNotifications(client *github.Client, t translations.TranslationHelperFun
 }
 
 // markNotificationRead creates a tool to mark a notification as read.
-func markNotificationRead(client *github.Client, t translations.TranslationHelperFunc) (tool mcp.Tool, handler server.ToolHandlerFunc) {
+func MarkNotificationRead(getclient GetClientFn, t translations.TranslationHelperFunc) (tool mcp.Tool, handler server.ToolHandlerFunc) {
 	return mcp.NewTool("mark_notification_read",
 			mcp.WithDescription(t("TOOL_MARK_NOTIFICATION_READ_DESCRIPTION", "Mark a notification as read")),
 			mcp.WithString("threadID",
@@ -131,6 +136,11 @@ func markNotificationRead(client *github.Client, t translations.TranslationHelpe
 			),
 		),
 		func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
+			client, err := getclient(ctx)
+			if err != nil {
+				return nil, fmt.Errorf("failed to get GitHub client: %w", err)
+			}
+
 			threadID, err := requiredParam[string](request, "threadID")
 			if err != nil {
 				return mcp.NewToolResultError(err.Error()), nil
@@ -154,16 +164,21 @@ func markNotificationRead(client *github.Client, t translations.TranslationHelpe
 		}
 }
 
-// markAllNotificationsRead creates a tool to mark all notifications as read.
-func markAllNotificationsRead(client *github.Client, t translations.TranslationHelperFunc) (tool mcp.Tool, handler server.ToolHandlerFunc) {
+// MarkAllNotificationsRead creates a tool to mark all notifications as read.
+func MarkAllNotificationsRead(getClient GetClientFn, t translations.TranslationHelperFunc) (tool mcp.Tool, handler server.ToolHandlerFunc) {
 	return mcp.NewTool("mark_all_notifications_read",
 			mcp.WithDescription(t("TOOL_MARK_ALL_NOTIFICATIONS_READ_DESCRIPTION", "Mark all notifications as read")),
 			mcp.WithString("lastReadAt",
 				mcp.Description("Describes the last point that notifications were checked (optional). Default: Now"),
 			),
 		),
 		func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
-			lastReadAt, err := optionalParam[string](request, "lastReadAt")
+			client, err := getClient(ctx)
+			if err != nil {
+				return nil, fmt.Errorf("failed to get GitHub client: %w", err)
+			}
+
+			lastReadAt, err := OptionalStringParam(request, "lastReadAt")
 			if err != nil {
 				return mcp.NewToolResultError(err.Error()), nil
 			}
@@ -197,8 +212,8 @@ func markAllNotificationsRead(client *github.Client, t translations.TranslationH
 		}
 }
 
-// getNotificationThread creates a tool to get a specific notification thread.
-func getNotificationThread(client *github.Client, t translations.TranslationHelperFunc) (tool mcp.Tool, handler server.ToolHandlerFunc) {
+// GetNotificationThread creates a tool to get a specific notification thread.
+func GetNotificationThread(getClient GetClientFn, t translations.TranslationHelperFunc) (tool mcp.Tool, handler server.ToolHandlerFunc) {
 	return mcp.NewTool("get_notification_thread",
 			mcp.WithDescription(t("TOOL_GET_NOTIFICATION_THREAD_DESCRIPTION", "Get a specific notification thread")),
 			mcp.WithString("threadID",
@@ -207,6 +222,11 @@ func getNotificationThread(client *github.Client, t translations.TranslationHelp
 			),
 		),
 		func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
+			client, err := getClient(ctx)
+			if err != nil {
+				return nil, fmt.Errorf("failed to get GitHub client: %w", err)
+			}
+
 			threadID, err := requiredParam[string](request, "threadID")
 			if err != nil {
 				return mcp.NewToolResultError(err.Error()), nil

pkg/github/server.go

@@ -91,12 +91,14 @@ func NewServer(getClient GetClientFn, version string, readOnly bool, t translati
 	s.AddTool(GetCodeScanningAlert(getClient, t))
 	s.AddTool(ListCodeScanningAlerts(getClient, t))
 
-  // Add GitHub tools - Notifications
+	// Add GitHub tools - Notifications
+	s.AddTool(GetNotifications(getClient, t))
+	s.AddTool(GetNotificationThread(getClient, t))
 	if !readOnly {
-		s.AddTool(markNotificationRead(client, t))
-		s.AddTool(markAllNotificationsRead(client, t))
+		s.AddTool(MarkNotificationRead(getClient, t))
+		s.AddTool(MarkAllNotificationsRead(getClient, t))
 	}
-  
+
 	return s
 }
 
@@ -237,28 +239,55 @@ func OptionalIntParam(r mcp.CallToolRequest, p string) (int, error) {
 	return int(v), nil
 }
 
-// optionalParamWithDefault is a generic helper function that can be used to fetch a requested parameter from the request
-// with a default value if the parameter is not provided or is zero value.
-func optionalParamWithDefault[T comparable](r mcp.CallToolRequest, p string, d T) (T, error) {
-	var zero T
-	v, err := optionalParam[T](r, p)
+// OptionalIntParamWithDefault is a helper function that can be used to fetch a requested parameter from the request
+// similar to optionalIntParam, but it also takes a default value.
+func OptionalIntParamWithDefault(r mcp.CallToolRequest, p string, d int) (int, error) {
+	v, err := OptionalIntParam(r, p)
 	if err != nil {
-		return zero, err
+		return 0, err
 	}
-	if v == zero {
+	if v == 0 {
 		return d, nil
 	}
 	return v, nil
 }
 
-// OptionalIntParamWithDefault is a helper function that can be used to fetch a requested parameter from the request
-// similar to optionalIntParam, but it also takes a default value.
-func OptionalIntParamWithDefault(r mcp.CallToolRequest, p string, d int) (int, error) {
-	v, err := OptionalIntParam(r, p)
+// OptionalBoolParamWithDefault is a helper function that can be used to fetch a requested parameter from the request
+// similar to optionalParam, but it also takes a default value.
+func OptionalBoolParamWithDefault(r mcp.CallToolRequest, p string, d bool) (bool, error) {
+	v, err := OptionalParam[bool](r, p)
 	if err != nil {
-		return 0, err
+		return false, err
 	}
-	if v == 0 {
+	if v == false {
+		return d, nil
+	}
+	return v, nil
+}
+
+// OptionalStringParam is a helper function that can be used to fetch a requested parameter from the request.
+// It does the following checks:
+// 1. Checks if the parameter is present in the request, if not, it returns its zero-value
+// 2. If it is present, it checks if the parameter is of the expected type and returns it
+func OptionalStringParam(r mcp.CallToolRequest, p string) (string, error) {
+	v, err := OptionalParam[string](r, p)
+	if err != nil {
+		return "", err
+	}
+	if v == "" {
+		return "", nil
+	}
+	return v, nil
+}
+
+// OptionalStringParamWithDefault is a helper function that can be used to fetch a requested parameter from the request
+// similar to optionalParam, but it also takes a default value.
+func OptionalStringParamWithDefault(r mcp.CallToolRequest, p string, d string) (string, error) {
+	v, err := OptionalParam[string](r, p)
+	if err != nil {
+		return "", err
+	}
+	if v == "" {
 		return d, nil
 	}
 	return v, nil