Update app.py

app.py

@@ -1,93 +1,51 @@
 import streamlit as st
 import requests
+import pandas as pd
 import time
 
-# Open Library API base URL
-OPEN_LIBRARY_API = "https://openlibrary.org/search.json"
+# Open Library API URL
+BASE_API_URL = "https://openlibrary.org/search.json"
 
-# List of subjects
-subjects_list = [
-    "Classic Literature", "Modern Literature", "Postmodern Literature",
-    "Romanticism", "Realism", "Naturalism", "Existentialism", "Absurdism",
-    "Gothic Fiction", "Science Fiction", "Fantasy Literature", "Historical Fiction",
-    "Mystery and Detective Fiction", "Horror Literature", "Adventure Novels",
-    "Bildungsroman", "Satire", "Tragedy", "Comedy", "Dystopian Literature",
-    "Utopian Literature", "Magical Realism", "Stream of Consciousness",
-    "Metafiction", "Allegory", "Mythology", "Folklore", "Fairy Tales",
-    "Poetry", "Epic Poetry", "Lyric Poetry", "Sonnet", "Haiku", "Free Verse",
-    "Drama", "Tragicomedy", "Theater of the Absurd", "Shakespearean Plays",
-    "Greek Tragedy", "Modern Drama", "Surrealism in Literature", "Symbolism",
-    "Transcendentalism", "Stoicism", "Epicureanism", "Nihilism",
-    "Feminist Literature", "Postcolonial Literature", "Marxist Literary Criticism",
-    "Psychoanalytic Criticism", "Formalism", "New Criticism", "Cultural Studies",
-    "Comparative Literature", "World Literature", "African Literature",
-    "Asian Literature", "Latin American Literature", "European Literature",
-    "American Literature", "British Literature", "Russian Literature",
-    "French Literature", "German Literature", "Italian Literature",
-    "Spanish Literature", "Ancient Literature", "Medieval Literature",
-    "Renaissance Literature", "Enlightenment Literature", "Victorian Literature",
-    "Modernist Literature", "Postmodernist Literature", "Contemporary Literature"
+# Subject list
+SUBJECTS = [
+    "Classic Literature", "Modern Literature", "Postmodern Literature", "Romanticism", "Realism",
+    "Science Fiction", "Fantasy Literature", "Historical Fiction", "Mystery and Detective Fiction",
+    "Horror Literature", "Adventure Novels", "Dystopian Literature", "Utopian Literature",
+    "Magical Realism", "Mythology", "Folklore", "Poetry", "Drama", "Tragedy", "Comedy"
 ]
 
-# Function to fetch books by subjects and year range
+# Function to fetch books based on subject 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=10"
-    response = requests.get(api_url)
-    
-    if response.status_code == 200:
-        data = response.json()
-        books = [doc.get("title", "N/A") for doc in data.get("docs", [])]
-        return books
-    else:
-        st.error("Failed to fetch books.")
-        return []
-
-# 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
+    books = []
+    for subject in subjects:
+        query = f"{BASE_API_URL}?subject={subject.replace(' ', '+')}&publish_year=[{year_range[0]}+TO+{year_range[1]}]"
+        response = requests.get(query)
+        if response.status_code == 200:
+            data = response.json()
+            for book in data.get("docs", []):
+                books.append({
+                    "title": book.get("title", "N/A"),
+                    "author": ", ".join(book.get("author_name", ["N/A"])),
+                    "first_publish_year": book.get("first_publish_year", "N/A")
+                })
+        time.sleep(1)  # Rate limit handling
+    return books
 
 # Streamlit UI
-st.title("📚 Book Finder")
+st.title("📚 Open Library Book Finder")
+st.write("Search books by subject and publication year.")
 
-# Multi-select for subjects
-selected_subjects = st.multiselect("Select Literary Subjects", subjects_list, default=["Classic Literature"])
+# Subject selection
+selected_subjects = st.multiselect("Select subjects", SUBJECTS, default=["Classic Literature"])
 
-# Year range slider
-year_range = st.slider("Select Year Range", min_value=1800, max_value=2025, value=(1900, 2025))
+# Year range selection
+year_range = st.slider("Select publication year range", min_value=1500, max_value=2025, value=(1900, 2025))
 
-# Search button
-if st.button("🔍 Search Books"):
-    with st.spinner("Fetching books..."):
-        book_titles = fetch_books(selected_subjects, year_range)
-        
-        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.")
+if st.button("Find Books"):
+    st.write("🔍 Searching books...")
+    books = fetch_books(selected_subjects, year_range)
+    if books:
+        df = pd.DataFrame(books)
+        st.write(df)
+    else:
+        st.write("❌ No books found for the selected criteria.")