chore: add few more examples

Author: grabbou

example/README.md

@@ -26,6 +26,7 @@ In order to run Slack example, you need to have `SLACK_API_TOKEN` and `SLACK_CHA
 - `bun run-organization-analysis.ts callstackincubator` - Analyzing an entire GitHub organization
 - `bun run-project-analysis.ts facebook/react-native` - Analyzing a single GitHub project
 - `bun run-organization-analysis-with-slack-message.ts callstackincubator` - Analyzing an entire GitHub organization and sending the report to Slack
+- `bun run-newsletter-analysis.ts` - Summarizing the "This Week in React" newsletter content and sending it to Slack
 
 ## Cloudflare Worker
 

example/agents.ts

@@ -49,7 +49,6 @@ export const slackAgent = agent({
   system: `
     You are a Slack agent.
     You can send messages to Slack.
-    Your messages should be concise and to the point.
     You always start with a friendly greeting in a casual, developer-friendly tone.
   `,
   tools: createAISDKTools(slack),
@@ -63,3 +62,13 @@ export const analysisAgent = agent({
     Focus on identifying patterns, trends, and key insights.
   `,
 })
+
+export const contentAgent = agent({
+  model: openai('gpt-4o'),
+  system: `
+    You are a content analysis agent.
+    You can analyze web content and extract information from it.
+    Your summaries are clear, focused, and highlight what's most relevant for developers.
+  `,
+  tools: createAISDKTools(firecrawl),
+})

example/flows.ts

@@ -1,4 +1,5 @@
-import { forEach, parallel, sequence } from 'flows-ai/flows'
+import s from 'dedent'
+import { forEach, oneOf, parallel, sequence } from 'flows-ai/flows'
 import { z } from 'zod'
 
 /**
@@ -77,3 +78,48 @@ export const organizationAnalysisWithSlackMessageFlow = sequence([
     input: `Send the report to the channel "${process.env['SLACK_CHANNEL_ID']}"`,
   },
 ])
+
+/**
+ * Flow for analyzing newsletter content and creating summaries
+ */
+export const newsletterSummaryFlow = sequence([
+  {
+    agent: 'contentAgent',
+    input: s`
+      Extract all links from the provided newsletter URL.
+      For each link, determine if it is an article (📜) or release (📦).
+      Return first 5 links with URL whose type is either "article" or "release".
+      Skip any links that point to "x.com" or "twitter.com".
+    `,
+  },
+  forEach({
+    item: z.object({
+      url: z.string().describe('The URL of the content'),
+      type: z.enum(['article', 'release']).describe('The type of content'),
+    }),
+    input: oneOf([
+      {
+        when: 'It is an article',
+        input: {
+          agent: 'contentAgent',
+          input: 'Create a bullet-point summary of the key points from this article.',
+        },
+      },
+      {
+        when: 'It is a release',
+        input: {
+          agent: 'contentAgent',
+          input:
+            'Analyze the release notes, identify any breaking changes, and highlight the most important new feature.',
+        },
+      },
+    ]),
+  }),
+  {
+    agent: 'slackAgent',
+    input: s`
+      Send all summaries to the channel "${process.env['SLACK_CHANNEL_ID']}".
+      The message must start with the newsletter issue number.
+    `,
+  },
+])

example/run-newsletter-analysis.ts

@@ -0,0 +1,23 @@
+import { execute } from 'flows-ai'
+
+import { contentAgent, slackAgent } from './agents'
+import { newsletterSummaryFlow } from './flows'
+
+/**
+ * Summarize the newsletter content and send it to Slack
+ */
+const response = await execute(newsletterSummaryFlow, {
+  agents: {
+    contentAgent,
+    slackAgent,
+  },
+  input: 'https://thisweekinreact.com/newsletter/218',
+  onFlowStart: (flow) => {
+    console.log('Executing', flow.agent.name)
+  },
+  onFlowFinish(flow, result) {
+    console.log('Finished', flow.agent.name, result)
+  },
+})
+
+console.log(response)

example/run-organization-analysis-with-slack-message.ts

@@ -11,10 +11,6 @@ if (!projectName) {
   )
 }
 
-if (!process.env['SLACK_API_TOKEN']) {
-  throw new Error('Please set SLACK_API_TOKEN environment variable.')
-}
-
 const channelId = process.env['SLACK_CHANNEL_ID']
 if (!channelId) {
   throw new Error('Please set SLACK_CHANNEL_ID environment variable.')

packages/flows-ai/src/index.ts

@@ -168,11 +168,6 @@ export const makeOneOfAgent: AgentFactory<OneOfFlowDefinition> =
           .describe('The index of the condition that is met, or -1 if no condition was met.'),
       }),
     })
-    console.log(s`
-      Here is the context: ${JSON.stringify(context)}
-      Here is the array of conditions: ${JSON.stringify(conditions)}
-    `)
-    console.log(condition.object)
     const index = condition.object.index
     if (index === -1) {
       throw new Error('No condition was satisfied')