Update app.py

app.py

@@ -99,38 +99,29 @@ def merge_duplicates(entries):
     return unique
 
 def generate_pdf(text):
-    def clean_utf8(s):
-        return s.encode("utf-8", "ignore").decode("utf-8")
-
     pdf = FPDF()
     pdf.add_page()
     pdf.set_auto_page_break(auto=True, margin=15)
     pdf.set_font("Arial", size=12)
     for line in text.split('\n'):
-        pdf.multi_cell(0, 10, clean_utf8(line))  # Clean each line
+        pdf.multi_cell(0, 10, line)
     pdf_output = BytesIO()
     pdf.output(pdf_output)
     pdf_output.seek(0)
     return pdf_output
 
-
 def generate_latex(text):
-    def clean_utf8(s):
-        return s.encode("utf-8", "ignore").decode("utf-8")
-
     latex = "\\documentclass{article}\n\\usepackage{hyperref}\n\\begin{document}\n"
     for line in text.split('\n'):
-        safe_line = clean_utf8(line.replace('_', '\\_'))
-        latex += safe_line + "\\\\\n"
+        latex += line.replace('_', '\\_') + "\\\\\n"
     latex += "\\end{document}"
     return BytesIO(latex.encode("utf-8"))
 
-
 def generate_download_button(file, label, mime_type):
     b64 = base64.b64encode(file.read()).decode()
     return f"""
-        <a href=\"data:{mime_type};base64,{b64}\" download=\"{label}\">
-            \ud83d\udcbe Download {label}
+        <a href="data:{mime_type};base64,{b64}" download="{label}">
+            📥 Download {label}
         </a>
     """
 
@@ -138,28 +129,27 @@ def generate_download_button(file, label, mime_type):
 st.set_page_config("Deep Research Bot", layout="wide")
 
 with st.sidebar:
-    st.title("\U0001F9E0 Deep Research Assistant")
-    topic = st.text_input("\U0001F4A1 Topic to research")
-    report_type = st.selectbox("\U0001F4C4 Type of report", [
+    st.title("🧠 Deep Research Assistant")
+    topic = st.text_input("💡 Topic to research")
+    report_type = st.selectbox("📄 Type of report", [
         "Summary - Short and fast (~2 min)",
         "Detailed Report (~5 min)",
         "Thorough Academic Research (~10 min)"
     ])
-    tone = st.selectbox("\U0001F3AF Tone of the report", [
+    tone = st.selectbox("🎯 Tone of the report", [
         "Objective - Impartial and unbiased presentation of facts and findings",
         "Persuasive - Advocating a specific point of view",
         "Narrative - Storytelling tone for layperson readers"
     ])
-    source_type = st.selectbox("\U0001F310 Sources to include", ["Web Only", "Academic Only", "Hybrid"])
-    custom_domains = st.text_input("\U0001F50D Query Domains (Optional)", placeholder="techcrunch.com, forbes.com")
+    source_type = st.selectbox("🌐 Sources to include", ["Web Only", "Academic Only", "Hybrid"])
+    custom_domains = st.text_input("🔍 Query Domains (Optional)", placeholder="techcrunch.com, forbes.com")
     research_button = st.button("Research")
 
 st.title("📑 Research Output")
 
-
 if research_button and topic:
     try:
-        with st.status("\U0001F50D Gathering data..."):
+        with st.status("🔍 Gathering data..."):
             st.info("Fetching from sources...")
 
             all_sources = []
@@ -184,58 +174,31 @@ if research_button and topic:
                 combined_text += f"- [{m['title']}]({m['url']})\n> {m.get('snippet', m.get('summary', ''))[:300]}...\n\n"
                 citations.append(generate_apa_citation(m['title'], m['url'], m['source']))
 
-        with st.spinner("\u270d\ufe0f Synthesizing report..."):
-            if "Summary" in report_type:
-                prompt = f"""
-# Topic Overview: {topic}
-Tone: {tone}
-Sources:
-{combined_text}
-Write a brief summary that introduces the topic, key findings, and general importance. Use markdown.
-                """
-            elif "Detailed Report" in report_type:
-                prompt = f"""
+        with st.spinner("✍️ Synthesizing report..."):
+            prompt = f"""
 # Research Topic: {topic}
 Tone: {tone}
+Type: {report_type}
 Sources:
 {combined_text}
-Write a structured report in markdown including:
+Write the report in academic markdown with paragraphs (use bullet points only when necessary). Include:
 1. Introduction
 2. Research Gap
 3. Novel Insight
-4. Path Forward to Bridge the Research Gap
-5. Citations
-                """
-            else:
-                prompt = f"""
-# Thorough Academic Research Paper
-Topic: {topic}
-Tone: {tone}
-Sources:
-{combined_text}
-Write a detailed research paper in academic markdown with these sections:
-1. Abstract
-2. Introduction
-3. Literature Review
-4. Research Gap
-5. Proposed Methodology or Novel Insight
-6. Applications and Implications
-7. Conclusion
-8. References in APA format
-Also, suggest 1-2 relevant open-license images and include their links.
-                """
-
+4. Application
+5. Full Academic Writeup if Thorough Report
+            """
             final_output = call_llm([{"role": "user", "content": prompt}])
 
-        st.markdown(f"### \ud83d\udcc4 {report_type}")
+        st.markdown(f"### 📄 {report_type}")
         st.markdown(final_output, unsafe_allow_html=True)
 
-        st.markdown("### \ud83d\udcda Citations (APA Format)")
+        st.markdown("### 📚 Citations (APA Format)")
         for cite in citations:
             st.markdown(f"- {cite}")
 
-        if "Thorough Academic Research" in report_type:
-            with st.spinner("\ud83d\udce6 Preparing PDF and LaTeX..."):
+        if report_type == "Thorough Academic Research (~10 min)":
+            with st.spinner("📦 Preparing PDF and LaTeX..."):
                 pdf_file = generate_pdf(final_output)
                 latex_file = generate_latex(final_output)
                 st.markdown(generate_download_button(pdf_file, "Research_Report.pdf", "application/pdf"), unsafe_allow_html=True)
@@ -243,11 +206,11 @@ Also, suggest 1-2 relevant open-license images and include their links.
 
         overlaps = check_plagiarism(final_output, topic)
         if overlaps:
-            st.warning("\u26a0\ufe0f Potential overlaps detected:")
+            st.warning("⚠️ Potential overlaps detected:")
             for hit in overlaps:
                 st.markdown(f"- [{hit['title']}]({hit['url']})")
         else:
-            st.success("\u2705 No major overlaps found.")
+            st.success("✅ No major overlaps found.")
 
     except Exception as e:
-        st.error(f"Error: {e}")
+        st.error(f"Error: {e}")