Merge pull request modelcontextprotocol#98 from heuperman/add-button-to-clear-items

Add button to clear loaded items

Author: ashwin-ant

client/src/App.tsx

@@ -525,10 +525,18 @@ const App = () => {
                     clearError("resources");
                     listResources();
                   }}
+                  clearResources={() => {
+                    setResources([]);
+                    setNextResourceCursor(undefined);
+                  }}
                   listResourceTemplates={() => {
                     clearError("resources");
                     listResourceTemplates();
                   }}
+                  clearResourceTemplates={() => {
+                    setResourceTemplates([]);
+                    setNextResourceTemplateCursor(undefined);
+                  }}
                   readResource={(uri) => {
                     clearError("resources");
                     readResource(uri);
@@ -549,6 +557,10 @@ const App = () => {
                     clearError("prompts");
                     listPrompts();
                   }}
+                  clearPrompts={() => {
+                    setPrompts([]);
+                    setNextPromptCursor(undefined);
+                  }}
                   getPrompt={(name, args) => {
                     clearError("prompts");
                     getPrompt(name, args);
@@ -568,6 +580,10 @@ const App = () => {
                     clearError("tools");
                     listTools();
                   }}
+                  clearTools={() => {
+                    setTools([]);
+                    setNextToolCursor(undefined);
+                  }}
                   callTool={(name, params) => {
                     clearError("tools");
                     callTool(name, params);

client/src/components/ListPane.tsx

@@ -3,6 +3,7 @@ import { Button } from "./ui/button";
 type ListPaneProps<T> = {
   items: T[];
   listItems: () => void;
+  clearItems: () => void;
   setSelectedItem: (item: T) => void;
   renderItem: (item: T) => React.ReactNode;
   title: string;
@@ -13,6 +14,7 @@ type ListPaneProps<T> = {
 const ListPane = <T extends object>({
   items,
   listItems,
+  clearItems,
   setSelectedItem,
   renderItem,
   title,
@@ -32,6 +34,14 @@ const ListPane = <T extends object>({
       >
         {buttonText}
       </Button>
+      <Button
+        variant="outline"
+        className="w-full mb-4"
+        onClick={clearItems}
+        disabled={items.length === 0}
+      >
+        Clear
+      </Button>
       <div className="space-y-2 overflow-y-auto max-h-96">
         {items.map((item, index) => (
           <div

client/src/components/PromptsTab.tsx

@@ -22,6 +22,7 @@ export type Prompt = {
 const PromptsTab = ({
   prompts,
   listPrompts,
+  clearPrompts,
   getPrompt,
   selectedPrompt,
   setSelectedPrompt,
@@ -31,6 +32,7 @@ const PromptsTab = ({
 }: {
   prompts: Prompt[];
   listPrompts: () => void;
+  clearPrompts: () => void;
   getPrompt: (name: string, args: Record<string, string>) => void;
   selectedPrompt: Prompt | null;
   setSelectedPrompt: (prompt: Prompt) => void;
@@ -55,6 +57,7 @@ const PromptsTab = ({
       <ListPane
         items={prompts}
         listItems={listPrompts}
+        clearItems={clearPrompts}
         setSelectedItem={(prompt) => {
           setSelectedPrompt(prompt);
           setPromptArgs({});

client/src/components/ResourcesTab.tsx

@@ -16,7 +16,9 @@ const ResourcesTab = ({
   resources,
   resourceTemplates,
   listResources,
+  clearResources,
   listResourceTemplates,
+  clearResourceTemplates,
   readResource,
   selectedResource,
   setSelectedResource,
@@ -28,7 +30,9 @@ const ResourcesTab = ({
   resources: Resource[];
   resourceTemplates: ResourceTemplate[];
   listResources: () => void;
+  clearResources: () => void;
   listResourceTemplates: () => void;
+  clearResourceTemplates: () => void;
   readResource: (uri: string) => void;
   selectedResource: Resource | null;
   setSelectedResource: (resource: Resource | null) => void;
@@ -68,6 +72,7 @@ const ResourcesTab = ({
       <ListPane
         items={resources}
         listItems={listResources}
+        clearItems={clearResources}
         setSelectedItem={(resource) => {
           setSelectedResource(resource);
           readResource(resource.uri);
@@ -90,6 +95,7 @@ const ResourcesTab = ({
       <ListPane
         items={resourceTemplates}
         listItems={listResourceTemplates}
+        clearItems={clearResourceTemplates}
         setSelectedItem={(template) => {
           setSelectedTemplate(template);
           setSelectedResource(null);

client/src/components/ToolsTab.tsx

@@ -18,6 +18,7 @@ import { CompatibilityCallToolResult } from "@modelcontextprotocol/sdk/types.js"
 const ToolsTab = ({
   tools,
   listTools,
+  clearTools,
   callTool,
   selectedTool,
   setSelectedTool,
@@ -27,6 +28,7 @@ const ToolsTab = ({
 }: {
   tools: Tool[];
   listTools: () => void;
+  clearTools: () => void;
   callTool: (name: string, params: Record<string, unknown>) => void;
   selectedTool: Tool | null;
   setSelectedTool: (tool: Tool) => void;
@@ -50,7 +52,7 @@ const ToolsTab = ({
             </pre>
             <h4 className="font-semibold mb-2">Errors:</h4>
             {parsedResult.error.errors.map((error, idx) => (
-              <pre 
+              <pre
                 key={idx}
                 className="bg-gray-50 dark:bg-gray-800 dark:text-gray-100 p-4 rounded text-sm overflow-auto max-h-64"
               >
@@ -108,6 +110,7 @@ const ToolsTab = ({
       <ListPane
         items={tools}
         listItems={listTools}
+        clearItems={clearTools}
         setSelectedItem={setSelectedTool}
         renderItem={(tool) => (
           <>