main

src/modules/content-generation/services/x-to-markdown.service.ts

@@ -1,4 +1,5 @@
-// X to Markdown Service - Converts X/Twitter posts to markdown using baoyu skill
+// X to Markdown Service - Converts X/Twitter posts to markdown
+// Uses baoyu skill as primary, FXTwitter API as fallback
 // Path: src/modules/content-generation/services/x-to-markdown.service.ts
 
 import { Injectable, Logger } from '@nestjs/common';
@@ -23,14 +24,6 @@ export interface XToMarkdownResult {
 export class XToMarkdownService {
     private readonly logger = new Logger(XToMarkdownService.name);
 
-    // Path to the skill scripts directory — resolve relative to project root
-    private readonly SKILL_DIR = path.resolve(
-        process.cwd(),
-        '../.agent/skills/baoyu-danger-x-to-markdown/scripts',
-    );
-
-    private readonly MAIN_SCRIPT = path.join(this.SKILL_DIR, 'main.ts');
-
     /**
      * Check if a URL is an X/Twitter URL
      */
@@ -52,7 +45,20 @@ export class XToMarkdownService {
     }
 
     /**
-     * Convert an X/Twitter URL to markdown using the baoyu skill
+     * Extract tweet ID and username from X URL
+     */
+    private parseTweetUrl(url: string): { username: string; tweetId: string } | null {
+        // Match https://x.com/<user>/status/<id> or https://twitter.com/<user>/status/<id>
+        const match = url.match(/(?:x\.com|twitter\.com)\/([^\/]+)\/status\/(\d+)/i);
+        if (match) {
+            return { username: match[1], tweetId: match[2] };
+        }
+        return null;
+    }
+
+    /**
+     * Convert an X/Twitter URL to markdown
+     * Strategy: Try baoyu skill first, then FXTwitter API fallback
      */
     async convertToMarkdown(url: string): Promise<XToMarkdownResult> {
         if (!this.isXUrl(url)) {
@@ -64,53 +70,74 @@ export class XToMarkdownService {
             };
         }
 
-        // Check if skill script exists
-        if (!fs.existsSync(this.MAIN_SCRIPT)) {
-            this.logger.warn(`X-to-Markdown skill script not found at: ${this.MAIN_SCRIPT}`);
-            // Try alternative paths
-            const altPaths = [
-                path.resolve(process.cwd(), '.agent/skills/baoyu-danger-x-to-markdown/scripts/main.ts'),
-                path.resolve(process.cwd(), '../../.agent/skills/baoyu-danger-x-to-markdown/scripts/main.ts'),
-            ];
-            
-            let found = false;
-            for (const altPath of altPaths) {
-                if (fs.existsSync(altPath)) {
-                    this.logger.log(`Found script at alternative path: ${altPath}`);
-                    return this.runScript(altPath, url);
-                }
-            }
-
-            if (!found) {
-                return {
-                    success: false,
-                    markdown: '',
-                    url,
-                    error: `Skill script not found. Searched: ${this.MAIN_SCRIPT}, ${altPaths.join(', ')}`,
-                };
-            }
+        // Try baoyu skill script first
+        const scriptResult = await this.tryBaoyuScript(url);
+        if (scriptResult.success && scriptResult.markdown) {
+            return scriptResult;
         }
 
-        return this.runScript(this.MAIN_SCRIPT, url);
+        this.logger.warn(`Baoyu script failed or returned empty: ${scriptResult.error}. Trying FXTwitter fallback...`);
+
+        // Fallback: FXTwitter API (public, no auth needed)
+        const fxResult = await this.tryFxTwitter(url);
+        if (fxResult.success) {
+            return fxResult;
+        }
+
+        this.logger.warn(`FXTwitter also failed: ${fxResult.error}. Trying syndication API...`);
+
+        // Fallback 2: Twitter syndication API
+        const synResult = await this.trySyndication(url);
+        if (synResult.success) {
+            return synResult;
+        }
+
+        return {
+            success: false,
+            markdown: '',
+            url,
+            error: `All methods failed. Baoyu: ${scriptResult.error}. FXTwitter: ${fxResult.error}. Syndication: ${synResult.error}`,
+        };
     }
 
     /**
-     * Run the baoyu skill script to convert a URL to markdown
+     * Try baoyu skill script
      */
-    private async runScript(scriptPath: string, url: string): Promise<XToMarkdownResult> {
-        try {
-            this.logger.log(`Converting X URL to markdown: ${url}`);
+    private async tryBaoyuScript(url: string): Promise<XToMarkdownResult> {
+        // Find the skill script
+        const possiblePaths = [
+            path.resolve(process.cwd(), '../.agent/skills/baoyu-danger-x-to-markdown/scripts/main.ts'),
+            path.resolve(process.cwd(), '.agent/skills/baoyu-danger-x-to-markdown/scripts/main.ts'),
+            path.resolve(process.cwd(), '../../.agent/skills/baoyu-danger-x-to-markdown/scripts/main.ts'),
+        ];
 
-            // Use npx -y bun to run the TypeScript script
+        let scriptPath: string | null = null;
+        for (const p of possiblePaths) {
+            if (fs.existsSync(p)) {
+                scriptPath = p;
+                break;
+            }
+        }
+
+        if (!scriptPath) {
+            return {
+                success: false,
+                markdown: '',
+                url,
+                error: 'Baoyu skill script not found',
+            };
+        }
+
+        try {
+            this.logger.log(`Running baoyu script: ${scriptPath}`);
             const { stdout, stderr } = await execFileAsync(
                 'npx',
                 ['-y', 'bun', scriptPath, url, '--json'],
                 {
-                    timeout: 30000, // 30 second timeout
-                    maxBuffer: 1024 * 1024 * 5, // 5MB
+                    timeout: 30000,
+                    maxBuffer: 1024 * 1024 * 5,
                     env: {
                         ...process.env,
-                        // Pass X auth tokens if set in environment
                         X_AUTH_TOKEN: process.env.X_AUTH_TOKEN || '',
                         X_CT0: process.env.X_CT0 || '',
                     },
@@ -118,50 +145,244 @@ export class XToMarkdownService {
             );
 
             if (stderr) {
-                this.logger.warn(`X-to-Markdown stderr: ${stderr.substring(0, 500)}`);
+                this.logger.warn(`Baoyu stderr: ${stderr.substring(0, 300)}`);
+            }
+
+            // Check for "Failed to fetch thread" in stdout
+            if (stdout.includes('Failed to fetch thread') || stdout.includes('Failed to fetch')) {
+                return {
+                    success: false,
+                    markdown: '',
+                    url,
+                    error: 'Baoyu script: Failed to fetch thread (API returned empty tweet_results)',
+                };
             }
 
-            // Try to parse JSON output
             try {
                 const result = JSON.parse(stdout.trim());
-                this.logger.log(`Successfully converted X URL: ${url} (${result.markdown?.length || 0} chars)`);
-                return {
-                    success: true,
-                    markdown: result.markdown || result.content || stdout,
-                    url,
-                    author: result.author,
-                    tweetCount: result.tweetCount,
-                    coverImage: result.coverImage,
-                };
+                if (result.markdown || result.content) {
+                    return {
+                        success: true,
+                        markdown: result.markdown || result.content || stdout,
+                        url,
+                        author: result.author,
+                        tweetCount: result.tweetCount,
+                        coverImage: result.coverImage,
+                    };
+                }
             } catch {
-                // If not valid JSON, the output is the markdown itself
-                this.logger.log(`X-to-Markdown returned plain text (${stdout.length} chars)`);
-                return {
-                    success: true,
-                    markdown: stdout.trim(),
-                    url,
-                };
+                // Check if output is actually markdown content
+                if (stdout.trim().length > 50 && !stdout.includes('Failed')) {
+                    return {
+                        success: true,
+                        markdown: stdout.trim(),
+                        url,
+                    };
+                }
             }
-        } catch (error: any) {
-            this.logger.error(`Failed to convert X URL: ${url}`, error.message);
 
-            // If the script fails, try a simpler fallback approach
-            return this.fallbackScrape(url);
+            return {
+                success: false,
+                markdown: '',
+                url,
+                error: `Baoyu script returned no content: ${stdout.substring(0, 200)}`,
+            };
+        } catch (error: any) {
+            return {
+                success: false,
+                markdown: '',
+                url,
+                error: `Baoyu script error: ${error.message}`,
+            };
         }
     }
 
     /**
-     * Fallback: If the baoyu script fails, try a basic scrape
-     * using the existing WebScraperService pattern
+     * Fallback: Use FXTwitter API (public, no auth required)
+     * https://github.com/FixTweet/FxTwitter
      */
-    private async fallbackScrape(url: string): Promise<XToMarkdownResult> {
-        this.logger.warn(`Using fallback scrape for X URL: ${url}`);
-        return {
-            success: false,
-            markdown: '',
-            url,
-            error: 'Script execution failed. X auth tokens may be needed. Set X_AUTH_TOKEN and X_CT0 environment variables.',
-        };
+    private async tryFxTwitter(url: string): Promise<XToMarkdownResult> {
+        const parsed = this.parseTweetUrl(url);
+        if (!parsed) {
+            return { success: false, markdown: '', url, error: 'Cannot parse tweet URL' };
+        }
+
+        try {
+            const apiUrl = `https://api.fxtwitter.com/${parsed.username}/status/${parsed.tweetId}`;
+            this.logger.log(`Trying FXTwitter API: ${apiUrl}`);
+
+            const response = await fetch(apiUrl, {
+                headers: {
+                    'User-Agent': 'ContentHunter/1.0',
+                    'Accept': 'application/json',
+                },
+                signal: AbortSignal.timeout(15000),
+            });
+
+            if (!response.ok) {
+                return {
+                    success: false,
+                    markdown: '',
+                    url,
+                    error: `FXTwitter API returned ${response.status}`,
+                };
+            }
+
+            const data = await response.json();
+            const tweet = data?.tweet;
+
+            if (!tweet || !tweet.text) {
+                return {
+                    success: false,
+                    markdown: '',
+                    url,
+                    error: 'FXTwitter returned no tweet content',
+                };
+            }
+
+            // Build markdown from FXTwitter response
+            const markdown = this.buildMarkdownFromFxTweet(tweet, url);
+
+            return {
+                success: true,
+                markdown,
+                url,
+                author: tweet.author?.name
+                    ? `${tweet.author.name} (@${tweet.author.screen_name})`
+                    : `@${parsed.username}`,
+                tweetCount: 1,
+                coverImage: tweet.media?.photos?.[0]?.url || tweet.author?.avatar_url,
+            };
+        } catch (error: any) {
+            return {
+                success: false,
+                markdown: '',
+                url,
+                error: `FXTwitter error: ${error.message}`,
+            };
+        }
+    }
+
+    /**
+     * Fallback 2: Use Twitter syndication API (embed data)
+     */
+    private async trySyndication(url: string): Promise<XToMarkdownResult> {
+        const parsed = this.parseTweetUrl(url);
+        if (!parsed) {
+            return { success: false, markdown: '', url, error: 'Cannot parse tweet URL' };
+        }
+
+        try {
+            const apiUrl = `https://cdn.syndication.twimg.com/tweet-result?id=${parsed.tweetId}&lang=en&token=x`;
+            this.logger.log(`Trying syndication API: ${apiUrl}`);
+
+            const response = await fetch(apiUrl, {
+                headers: {
+                    'User-Agent': 'Mozilla/5.0 (compatible; ContentHunter/1.0)',
+                    'Accept': 'application/json',
+                },
+                signal: AbortSignal.timeout(10000),
+            });
+
+            if (!response.ok) {
+                return {
+                    success: false,
+                    markdown: '',
+                    url,
+                    error: `Syndication API returned ${response.status}`,
+                };
+            }
+
+            const data = await response.json();
+            if (!data?.text) {
+                return {
+                    success: false,
+                    markdown: '',
+                    url,
+                    error: 'Syndication API returned no text',
+                };
+            }
+
+            // Build markdown from syndication data
+            const author = data.user?.name
+                ? `${data.user.name} (@${data.user.screen_name})`
+                : `@${parsed.username}`;
+
+            let markdown = `---\nurl: "${url}"\nauthor: "${author}"\n---\n\n`;
+            markdown += data.text;
+
+            if (data.mediaDetails) {
+                markdown += '\n\n';
+                for (const media of data.mediaDetails) {
+                    if (media.type === 'photo') {
+                        markdown += `![${media.ext_alt_text || 'image'}](${media.media_url_https})\n`;
+                    } else if (media.type === 'video') {
+                        const bestVariant = media.video_info?.variants
+                            ?.filter((v: any) => v.content_type === 'video/mp4')
+                            ?.sort((a: any, b: any) => (b.bitrate || 0) - (a.bitrate || 0))?.[0];
+                        if (bestVariant) {
+                            markdown += `[Video](${bestVariant.url})\n`;
+                        }
+                    }
+                }
+            }
+
+            return {
+                success: true,
+                markdown,
+                url,
+                author,
+                tweetCount: 1,
+                coverImage: data.mediaDetails?.[0]?.media_url_https || data.user?.profile_image_url_https,
+            };
+        } catch (error: any) {
+            return {
+                success: false,
+                markdown: '',
+                url,
+                error: `Syndication error: ${error.message}`,
+            };
+        }
+    }
+
+    /**
+     * Build markdown from FXTwitter API response
+     */
+    private buildMarkdownFromFxTweet(tweet: any, originalUrl: string): string {
+        const author = tweet.author?.name
+            ? `${tweet.author.name} (@${tweet.author.screen_name})`
+            : 'Unknown';
+
+        let md = `---\nurl: "${originalUrl}"\nauthor: "${author}"\ncreated_at: "${tweet.created_at || ''}"\nlikes: ${tweet.likes || 0}\nretweets: ${tweet.retweets || 0}\nreplies: ${tweet.replies || 0}\n---\n\n`;
+
+        // Main text
+        md += tweet.text + '\n';
+
+        // Media
+        if (tweet.media?.photos?.length) {
+            md += '\n';
+            for (const photo of tweet.media.photos) {
+                md += `![${photo.altText || 'image'}](${photo.url})\n`;
+            }
+        }
+
+        if (tweet.media?.videos?.length) {
+            md += '\n';
+            for (const video of tweet.media.videos) {
+                md += `[Video](${video.url})\n`;
+            }
+        }
+
+        // Quote tweet
+        if (tweet.quote) {
+            const quoteAuthor = tweet.quote.author?.name
+                ? `${tweet.quote.author.name} (@${tweet.quote.author.screen_name})`
+                : 'Unknown';
+            md += `\n> **${quoteAuthor}:**\n`;
+            md += `> ${tweet.quote.text?.replace(/\n/g, '\n> ')}\n`;
+        }
+
+        return md;
     }
 
     /**

x-to-markdown/NVIDIAAIDev/2036928009366540789/1.md

@@ -0,0 +1,62 @@
+---
+url: "https://x.com/NVIDIAAIDev/status/2036928009366540789"
+requestedUrl: "https://x.com/NVIDIAAIDev/status/2036928009366540789"
+author: "NVIDIA AI Developer (@NVIDIAAIDev)"
+authorName: "NVIDIA AI Developer"
+authorUsername: "NVIDIAAIDev"
+authorUrl: "https://x.com/NVIDIAAIDev"
+tweetCount: 6
+---
+
+## 1
+https://x.com/NVIDIAAIDev/status/2036928009366540789
+
+🧵 We are expanding our open model families—including Nemotron, Cosmos, and BioNeMo—to advance development in agentic AI, physical AI, healthcare, and more. 👇 https://t.co/I5mjQN2fft
+
+![video](https://pbs.twimg.com/media/HESfOeyWIAAqGF3.jpg)
+[video](https://video.twimg.com/amplify_video/2036927885873684480/vid/avc1/1280x720/Swv4g6GGU6Mf7dnB.mp4?tag=14)
+
+## 2
+https://x.com/NVIDIAAIDev/status/2036928019747467631
+
+Access six frontier open model families on @HuggingFace to build your next specialized AI applications. 
+
+🤗 https://t.co/x6tMllfkzD https://t.co/FNWdDX3uAp
+
+![](https://pbs.twimg.com/media/HESfLUjWUAAtRIN.jpg)
+
+## 3
+https://x.com/NVIDIAAIDev/status/2036928025304936619
+
+@huggingface Nemotron 3 Super is now a leading reasoning foundation for @OpenClaw 🦞 and complex agentic workflows, with 1.5M+ downloads in its first two weeks. 
+
+🤗 https://t.co/DSSLIXYIDz https://t.co/CMn1nxLvcH
+
+![](https://pbs.twimg.com/media/HESfLh2WcAA7KM4.jpg)
+
+## 4
+https://x.com/NVIDIAAIDev/status/2036928028970807406
+
+@huggingface @openclaw For top reasoning accuracy across understanding, coding, and math benchmarks, Nemotron 3 Ultra (coming soon) sets a new efficiency standard for open models.
+
+📰 https://t.co/zlDwhgcBY0 https://t.co/B8TigCuNp4
+
+![](https://pbs.twimg.com/media/HESfLtcXEAEgnlW.jpg)
+
+## 5
+https://x.com/NVIDIAAIDev/status/2036928032565313694
+
+@huggingface @openclaw You can leverage Nemotron frameworks and persona data to build sovereign AI models tailored to regional languages and local cultural values.
+
+🤗 https://t.co/RDC4Arh0JV https://t.co/aNbkg0GyCY
+
+![](https://pbs.twimg.com/media/HESfL5pWcAAYrp9.jpg)
+
+## 6
+https://x.com/NVIDIAAIDev/status/2036928036742762698
+
+@huggingface @openclaw Access the full family of our open model weights and technical documentation on @HuggingFace to accelerate your specialized domain research.
+
+🤗 https://t.co/x6tMllfkzD https://t.co/VJaL0NgRSj
+
+![](https://pbs.twimg.com/media/HESfMIUW4AAgPuF.jpg)