Create app.py

app.py

@@ -0,0 +1,131 @@
+import os, requests, base64, tempfile, subprocess, shutil, fnmatch, json
+import gradio as gr
+from dotenv import load_dotenv
+from urllib.parse import urlparse
+
+load_dotenv()
+OPENROUTER_API_KEY = os.getenv("OPENROUTER_API_KEY")
+
+def clone_repo(repo_url):
+    tmp_dir = tempfile.mkdtemp()
+    subprocess.run(["git", "clone", "--depth", "1", repo_url, tmp_dir], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+    return tmp_dir
+
+def read_repo_files(repo_dir):
+    patterns = ["*.py", "*.js", "*.jsx", "*.ts", "*.tsx", "*.html", "*.json", "*.go", "*.java", "*.vue"]
+    repo_content = []
+    for root, _, files in os.walk(repo_dir):
+        for pattern in patterns:
+            for filename in fnmatch.filter(files, pattern):
+                filepath = os.path.join(root, filename)
+                try:
+                    with open(filepath, "r", encoding="utf-8", errors="ignore") as f:
+                        content = f.read()
+                        if len(content) > 2000:
+                            content = content[:2000]
+                        repo_content.append(f"{filename}:\n{content}")
+                except:
+                    pass
+    return "\n\n".join(repo_content)
+
+def build_structured_prompt(user_prompt, repo_data=None):
+    """
+    Constructs a rich, JSON-style system prompt for structured control.
+    """
+    system_instructions = {
+        "role": "LinkedIn AI Content Creator",
+        "goal": "Generate a viral, engaging, and insightful LinkedIn post about the project.",
+        "requirements": {
+            "tone": "Professional yet personal",
+            "style": "Storytelling, informative, slightly persuasive",
+            "length": "Long-form (150–300 words)",
+            "hashtags": "Add 5–10 trending tech-related hashtags automatically",
+            "extras": [
+                "Include a strong opening hook",
+                "End with a call to action (e.g., inviting engagement or collaboration)",
+                "Highlight innovation and personal growth even for small projects",
+                "Use emojis naturally to increase engagement"
+            ]
+        },
+        "output_format": "Return only the final LinkedIn post text. No explanations."
+    }
+
+    structured_prompt = {
+        "system_prompt": system_instructions,
+        "user_prompt": user_prompt,
+        "project_context": repo_data if repo_data else "User provided only a topic, no repository content."
+    }
+
+    # Convert to JSON for clarity and structure
+    return json.dumps(structured_prompt, indent=2)
+
+def generate_post(topic, user_prompt):
+    if not topic:
+        return "⚠️ Please provide a topic or GitHub repo link."
+
+    repo_data = None
+    repo_dir = None
+
+    if topic.startswith("http") and "github.com" in topic:
+        try:
+            repo_dir = clone_repo(topic)
+            repo_data = read_repo_files(repo_dir)
+        except Exception as e:
+            return f"❌ Failed to fetch repo: {e}"
+        finally:
+            if repo_dir and os.path.exists(repo_dir):
+                shutil.rmtree(repo_dir, ignore_errors=True)
+
+    structured_prompt = build_structured_prompt(user_prompt, repo_data)
+
+    payload = {
+        "model": "deepseek/deepseek-chat-v3-0324:free",
+        "messages": [
+            {"role": "system", "content": "You are an expert social media strategist for AI and software projects."},
+            {"role": "user", "content": structured_prompt}
+        ]
+    }
+
+    try:
+        res = requests.post(
+            "https://openrouter.ai/api/v1/chat/completions",
+            headers={
+                "Authorization": f"Bearer {OPENROUTER_API_KEY}",
+                "Content-Type": "application/json"
+            },
+            json=payload,
+            timeout=180
+        )
+        res.raise_for_status()
+        return res.json()["choices"][0]["message"]["content"]
+    except Exception as e:
+        return f"❌ API Error: {e}"
+
+with gr.Blocks(theme=gr.themes.Soft()) as demo:
+    gr.Markdown("""
+    ## 🚀 Advanced LinkedIn Post Generator
+    Create **viral, long-form LinkedIn posts** powered by **OpenRouter AI**.
+    
+    🧠 This AI automatically:
+    - Extracts meaningful info from GitHub repos  
+    - Uses JSON-structured prompting for deep control  
+    - Adds hashtags, hooks, and calls to action  
+    """)
+
+    with gr.Row():
+        topic = gr.Textbox(label="Topic or GitHub Repo Link", placeholder="Enter project topic or GitHub repo URL...")
+
+    user_prompt = gr.Textbox(
+        label="Custom Prompt",
+        placeholder="Example: Write an inspiring post highlighting the innovation and teamwork behind this project...",
+        lines=10
+    )
+
+    generate_btn = gr.Button("✨ Generate LinkedIn Post")
+    output = gr.Textbox(label="Generated LinkedIn Post", lines=15)
+
+    generate_btn.click(fn=generate_post, inputs=[topic, user_prompt], outputs=output)
+
+if __name__ == "__main__":
+    port = int(os.environ.get("PORT", 7860))
+    demo.launch(server_name="0.0.0.0", server_port=port, share=False, debug=True)