Adding textbook excerpts

pages/textbook.py

@@ -0,0 +1,35 @@
+import streamlit as st
+from os import path
+import pymupdf  
+
+st.set_page_config(page_title="LSAT Control - Textbook Tutor", page_icon="📘")
+st.title("📘 LSAT Logical Reasoning - Group A")
+
+# Upload the textbook PDF
+pdf_file = path.abspath("utils/textbook.pdf")
+if pdf_file:
+    doc = pymupdf.open(pdf_file, filetype="pdf")
+
+    # Topic selector
+    topic_pages = {
+        "The Basics of Logical Reasoning": [i for i in range(1,36)],
+        "Must Be True": [i for i in range(66,92)],
+        "Main Point Questions": [i for i in range(93,135)],
+        "Conditional Reasoning": [i for i in range(136,191)],
+        "Weaken Questions": [i for i in range(192,218)],
+        "Cause and Effect Reasoning": [i for i in range(219,238)],
+        "Strengthen, Justify, and Assumption": [i for i in range(239,309)],
+        "Find the Flaw": [i for i in range(349,379)],
+        "Evaluate the Argument": [i for i in range(429,439)],
+    }
+    
+    topic = st.selectbox("Choose a topic:", list(topic_pages.keys()))
+    pages = topic_pages[topic]
+
+    # Extract and display text
+    text = ""
+    for p in pages:
+        text += doc[p].get_text()
+
+    st.subheader("📖 Concept Explanation")
+    st.write(text)