Update app.py

app.py

@@ -1,5 +1,6 @@
 import streamlit as st
 import requests
+import time
 
 # Open Library API base URL
 OPEN_LIBRARY_API = "https://openlibrary.org/search.json"
@@ -28,32 +29,39 @@ subjects_list = [
     "Modernist Literature", "Postmodernist Literature", "Contemporary Literature"
 ]
 
-# Function to fetch books from Open Library API
+# Function to fetch books by subjects and year range
 def fetch_books(subjects, year_range):
     query = " AND ".join([f"subject:{sub.replace(' ', '+')}" for sub in subjects])
     year_query = f"first_publish_year:[{year_range[0]} TO {year_range[1]}]"
     
-    api_url = f"{OPEN_LIBRARY_API}?{query} AND {year_query}&limit=20"
+    api_url = f"{OPEN_LIBRARY_API}?{query} AND {year_query}&limit=10"
     response = requests.get(api_url)
     
     if response.status_code == 200:
         data = response.json()
-        books = []
-        
-        for doc in data.get("docs", []):
-            book = {
-                "Title": doc.get("title", "N/A"),
-                "Author": ", ".join(doc.get("author_name", ["N/A"])),
-                "First Published Year": doc.get("first_publish_year", "N/A"),
-            }
-            books.append(book)
-        
+        books = [doc.get("title", "N/A") for doc in data.get("docs", [])]
         return books
     else:
-        st.error("Failed to fetch data from Open Library.")
+        st.error("Failed to fetch books.")
         return []
 
-# Streamlit App UI
+# Function to fetch detailed book info
+def fetch_book_details(book_title):
+    api_url = f"{OPEN_LIBRARY_API}?title={book_title.replace(' ', '+')}"
+    response = requests.get(api_url)
+
+    if response.status_code == 200:
+        data = response.json()
+        if data.get("docs"):
+            doc = data["docs"][0]
+            return {
+                "Title": doc.get("title", "N/A"),
+                "Author": ", ".join(doc.get("author_name", ["N/A"])),
+                "First Published Year": doc.get("first_publish_year", "N/A")
+            }
+    return None
+
+# Streamlit UI
 st.title("📚 Book Finder")
 
 # Multi-select for subjects
@@ -62,13 +70,24 @@ selected_subjects = st.multiselect("Select Literary Subjects", subjects_list, de
 # Year range slider
 year_range = st.slider("Select Year Range", min_value=1800, max_value=2025, value=(1900, 2025))
 
-# Button to search books
+# Search button
 if st.button("🔍 Search Books"):
     with st.spinner("Fetching books..."):
-        books = fetch_books(selected_subjects, year_range)
+        book_titles = fetch_books(selected_subjects, year_range)
         
-        if books:
-            st.success(f"📖 Found {len(books)} books!")
-            st.table(books)
+        if book_titles:
+            st.success(f"📖 Found {len(book_titles)} books!")
+            
+            book_details_list = []
+            for title in book_titles:
+                time.sleep(0.5)  # Delay to avoid API rate limits
+                book_details = fetch_book_details(title)
+                if book_details:
+                    book_details_list.append(book_details)
+            
+            if book_details_list:
+                st.table(book_details_list)
+            else:
+                st.warning("No detailed book data found.")
         else:
             st.warning("No books found for the selected criteria.")