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Merge branch 'main' into ihrpr/elicitation

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ihrpr 2025-06-16 19:11:57 +01:00
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85
src/examples/client/simpleStreamableHttp.ts
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@ -15,7 +15,11 @@ import {
LoggingMessageNotificationSchema,
ResourceListChangedNotificationSchema,
ElicitRequestSchema,
ResourceLink,
ReadResourceRequest,
ReadResourceResultSchema,
} from '../../types.js';
import { getDisplayName } from '../../shared/metadataUtils.js';
import Ajv from "ajv";
// Create readline interface for user input
@ -62,6 +66,7 @@ function printHelp(): void {
console.log(' list-prompts - List available prompts');
console.log(' get-prompt [name] [args] - Get a prompt with optional JSON arguments');
console.log(' list-resources - List available resources');
console.log(' read-resource <uri> - Read a specific resource by URI');
console.log(' help - Show this help');
console.log(' quit - Exit the program');
}
@ -161,6 +166,14 @@ function commandLoop(): void {
await listResources();
break;
case 'read-resource':
if (args.length < 2) {
console.log('Usage: read-resource <uri>');
} else {
await readResource(args[1]);
}
break;
case 'help':
printHelp();
break;
@ -521,7 +534,7 @@ async function listTools(): Promise<void> {
console.log(' No tools available');
} else {
for (const tool of toolsResult.tools) {
console.log(` - ${tool.name}: ${tool.description}`);
console.log(` - id: ${tool.name}, name: ${getDisplayName(tool)}, description: ${tool.description}`);
}
}
} catch (error) {
@ -548,13 +561,37 @@ async function callTool(name: string, args: Record<string, unknown>): Promise<vo
const result = await client.request(request, CallToolResultSchema);
console.log('Tool result:');
const resourceLinks: ResourceLink[] = [];
result.content.forEach(item => {
if (item.type === 'text') {
console.log(` ${item.text}`);
} else if (item.type === 'resource_link') {
const resourceLink = item as ResourceLink;
resourceLinks.push(resourceLink);
console.log(` 📁 Resource Link: ${resourceLink.name}`);
console.log(` URI: ${resourceLink.uri}`);
if (resourceLink.mimeType) {
console.log(` Type: ${resourceLink.mimeType}`);
}
if (resourceLink.description) {
console.log(` Description: ${resourceLink.description}`);
}
} else if (item.type === 'resource') {
console.log(` [Embedded Resource: ${item.resource.uri}]`);
} else if (item.type === 'image') {
console.log(` [Image: ${item.mimeType}]`);
} else if (item.type === 'audio') {
console.log(` [Audio: ${item.mimeType}]`);
} else {
console.log(` ${item.type} content:`, item);
console.log(` [Unknown content type]:`, item);
}
});
// Offer to read resource links
if (resourceLinks.length > 0) {
console.log(`\nFound ${resourceLinks.length} resource link(s). Use 'read-resource <uri>' to read their content.`);
}
} catch (error) {
console.log(`Error calling tool ${name}: ${error}`);
}
@ -589,7 +626,7 @@ async function runNotificationsToolWithResumability(interval: number, count: num
try {
console.log(`Starting notification stream with resumability: interval=${interval}ms, count=${count || 'unlimited'}`);
console.log(`Using resumption token: ${notificationsToolLastEventId || 'none'}`);
const request: CallToolRequest = {
method: 'tools/call',
params: {
@ -602,7 +639,7 @@ async function runNotificationsToolWithResumability(interval: number, count: num
notificationsToolLastEventId = event;
console.log(`Updated resumption token: ${event}`);
};
const result = await client.request(request, CallToolResultSchema, {
resumptionToken: notificationsToolLastEventId,
onresumptiontoken: onLastEventIdUpdate
@ -638,7 +675,7 @@ async function listPrompts(): Promise<void> {
console.log(' No prompts available');
} else {
for (const prompt of promptsResult.prompts) {
console.log(` - ${prompt.name}: ${prompt.description}`);
console.log(` - id: ${prompt.name}, name: ${getDisplayName(prompt)}, description: ${prompt.description}`);
}
}
} catch (error) {
@ -689,7 +726,7 @@ async function listResources(): Promise<void> {
console.log(' No resources available');
} else {
for (const resource of resourcesResult.resources) {
console.log(` - ${resource.name}: ${resource.uri}`);
console.log(` - id: ${resource.name}, name: ${getDisplayName(resource)}, description: ${resource.uri}`);
}
}
} catch (error) {
@ -697,6 +734,42 @@ async function listResources(): Promise<void> {
}
}
async function readResource(uri: string): Promise<void> {
if (!client) {
console.log('Not connected to server.');
return;
}
try {
const request: ReadResourceRequest = {
method: 'resources/read',
params: { uri }
};
console.log(`Reading resource: ${uri}`);
const result = await client.request(request, ReadResourceResultSchema);
console.log('Resource contents:');
for (const content of result.contents) {
console.log(` URI: ${content.uri}`);
if (content.mimeType) {
console.log(` Type: ${content.mimeType}`);
}
if ('text' in content && typeof content.text === 'string') {
console.log(' Content:');
console.log(' ---');
console.log(content.text.split('\n').map((line: string) => ' ' + line).join('\n'));
console.log(' ---');
} else if ('blob' in content && typeof content.blob === 'string') {
console.log(` [Binary data: ${content.blob.length} bytes]`);
}
}
} catch (error) {
console.log(`Error reading resource ${uri}: ${error}`);
}
}
async function cleanup(): Promise<void> {
if (client && transport) {
try {