Update app.py

app.py

@@ -13,111 +13,183 @@ st.set_page_config(page_title="Schlaeger Forrestdale DocAIA", layout="wide", ini
 st.title("📄 Schlaeger Forrestdale Document Assistant")
 st.caption("Explore City of Armadale construction documents using AI + OCR 🧠")
 
-# ------------------ Load API Key and Assistant ID ------------------
+# ------------------ Load API Key and Assistant IDs ------------------
 OPENAI_API_KEY = os.environ.get("OPENAI_API_KEY")
-ASSISTANT_ID = os.environ.get("ASSISTANT_ID")
+CONTRACT_ASSISTANT_ID = os.environ.get("ASSISTANT_ID")  # Contract assistant
+TECH_ASSISTANT_ID = "asst_DjvuWBc7tCvMbAhY7n1em4BZ"       # Technical drawings assistant
 
-if not OPENAI_API_KEY or not ASSISTANT_ID:
-    st.error("❌ Missing secrets. Please set both OPENAI_API_KEY and ASSISTANT_ID in Hugging Face Space secrets.")
+if not OPENAI_API_KEY or not CONTRACT_ASSISTANT_ID:
+    st.error("❌ Missing secrets. Please set OPENAI_API_KEY and ASSISTANT_ID in Hugging Face Space secrets.")
     st.stop()
 
 client = OpenAI(api_key=OPENAI_API_KEY)
 
-# ------------------ Session State Initialization ------------------
-if "messages" not in st.session_state:
-    st.session_state.messages = []
-if "thread_id" not in st.session_state:
-    st.session_state.thread_id = None
-if "image_url" not in st.session_state:
-    st.session_state.image_url = None
-if "image_updated" not in st.session_state:
-    st.session_state.image_updated = False
-if "pending_prompt" not in st.session_state:
-    st.session_state.pending_prompt = None
-
-# ------------------ Sidebar ------------------
-st.sidebar.header("ℹ️ Information")
-if st.sidebar.button("🧹 Clear Chat"):
-    st.session_state.messages = []
-    st.session_state.thread_id = None
-    st.session_state.image_url = None
-    st.session_state.image_updated = False
-    st.session_state.pending_prompt = None
-    st.rerun()
-
-show_image = st.sidebar.toggle("📑 Show Page Image", value=True)
-
-st.sidebar.subheader("📘 Document Tools")
-st.sidebar.markdown("Use the tools below to locate relevant clauses and actions:")
-
-keyword = st.sidebar.text_input("Search by Keyword", placeholder="e.g. defects, WHS, delay")
-if st.sidebar.button("🔎 Search Keyword") and keyword:
-    st.session_state.pending_prompt = f"Find clauses or references related to: {keyword}"
-
-section_options = [
-    "Select a section...",
-    "1. Formal Instrument of Contract",
-    "2. Offer and Acceptance",
-    "3. Key Personnel",
-    "4. Contract Pricing",
-    "5. Specifications",
-    "6. WHS Policies",
-    "7. Penalties and Delays",
-    "8. Dispute Resolution",
-    "9. Principal Obligations"
-]
-section_select = st.sidebar.selectbox("📄 Jump to Section", section_options)
-if section_select != section_options[0]:
-    st.session_state.pending_prompt = f"Summarize or list key points from section: {section_select}"
-
-actions = [
-    "Select an action...",
-    "List all contractual obligations",
-    "Summarize payment terms",
-    "List WHS responsibilities",
-    "Find delay-related penalties",
-    "Extract dispute resolution steps"
-]
-action_select = st.sidebar.selectbox("⚙️ Common Contract Queries", actions)
-if action_select != actions[0]:
-    st.session_state.pending_prompt = action_select
-
-# ------------------ Layout: Chat + Image ------------------
-chat_col, image_col = st.columns([2, 1])
-
-# ------------------ Chat Interface ------------------
-with chat_col:
-    st.markdown("### 🧠 Ask a Document-Specific Question")
-    user_prompt = st.chat_input("Example: What is the defects liability period?")
-
-    # Use pending prompt from sidebar if no new chat prompt
-    if user_prompt:
-        st.session_state.messages.append({"role": "user", "content": user_prompt})
-    elif st.session_state.pending_prompt:
-        st.session_state.messages.append({"role": "user", "content": st.session_state.pending_prompt})
+# ------------------ Tabs ------------------
+tab1, tab2 = st.tabs(["📄 Contract Assistant", "📐 Technical Drawings Assistant"])
+
+# ------------------ Tab 1: Contract Assistant ------------------
+with tab1:
+    if "messages" not in st.session_state:
+        st.session_state.messages = []
+    if "thread_id" not in st.session_state:
+        st.session_state.thread_id = None
+    if "image_url" not in st.session_state:
+        st.session_state.image_url = None
+    if "image_updated" not in st.session_state:
+        st.session_state.image_updated = False
+    if "pending_prompt" not in st.session_state:
         st.session_state.pending_prompt = None
 
-    if st.session_state.messages and st.session_state.messages[-1]["role"] == "user":
+    show_image = st.sidebar.toggle("📑 Show Page Image", value=True)
+
+    st.sidebar.subheader("📘 Document Tools")
+    keyword = st.sidebar.text_input("Search by Keyword", placeholder="e.g. defects, WHS, delay")
+    if st.sidebar.button("🔎 Search Keyword") and keyword:
+        st.session_state.pending_prompt = f"Find clauses or references related to: {keyword}"
+
+    section_options = [
+        "Select a section...",
+        "1. Formal Instrument of Contract",
+        "2. Offer and Acceptance",
+        "3. Key Personnel",
+        "4. Contract Pricing",
+        "5. Specifications",
+        "6. WHS Policies",
+        "7. Penalties and Delays",
+        "8. Dispute Resolution",
+        "9. Principal Obligations"
+    ]
+    section_select = st.sidebar.selectbox("📄 Jump to Section", section_options)
+    if section_select != section_options[0]:
+        st.session_state.pending_prompt = f"Summarize or list key points from section: {section_select}"
+
+    actions = [
+        "Select an action...",
+        "List all contractual obligations",
+        "Summarize payment terms",
+        "List WHS responsibilities",
+        "Find delay-related penalties",
+        "Extract dispute resolution steps"
+    ]
+    action_select = st.sidebar.selectbox("⚙️ Common Contract Queries", actions)
+    if action_select != actions[0]:
+        st.session_state.pending_prompt = action_select
+
+    chat_col, image_col = st.columns([2, 1])
+
+    with chat_col:
+        st.markdown("### 🧠 Ask a Document-Specific Question")
+        user_prompt = st.chat_input("Example: What is the defects liability period?")
+
+        if user_prompt:
+            st.session_state.messages.append({"role": "user", "content": user_prompt})
+        elif st.session_state.pending_prompt:
+            st.session_state.messages.append({"role": "user", "content": st.session_state.pending_prompt})
+            st.session_state.pending_prompt = None
+
+        if st.session_state.messages and st.session_state.messages[-1]["role"] == "user":
+            try:
+                if st.session_state.thread_id is None:
+                    thread = client.beta.threads.create()
+                    st.session_state.thread_id = thread.id
+
+                client.beta.threads.messages.create(
+                    thread_id=st.session_state.thread_id,
+                    role="user",
+                    content=st.session_state.messages[-1]["content"]
+                )
+
+                run = client.beta.threads.runs.create(
+                    thread_id=st.session_state.thread_id,
+                    assistant_id=CONTRACT_ASSISTANT_ID
+                )
+
+                with st.spinner("🤖 Parsing and responding with referenced content..."):
+                    while True:
+                        run_status = client.beta.threads.runs.retrieve(
+                            thread_id=st.session_state.thread_id,
+                            run_id=run.id
+                        )
+                        if run_status.status in ("completed", "failed", "cancelled"):
+                            break
+                        time.sleep(1)
+
+                if run_status.status != "completed":
+                    st.error(f"⚠️ Assistant failed: {run_status.status}")
+                else:
+                    messages = client.beta.threads.messages.list(thread_id=st.session_state.thread_id)
+                    for message in reversed(messages.data):
+                        if message.role == "assistant":
+                            assistant_reply = message.content[0].text.value
+                            st.session_state.messages.append({"role": "assistant", "content": assistant_reply})
+
+                            match = re.search(r'Document Reference:\s*(.*?),\s*Page\s*(\d+)', assistant_reply)
+                            if match:
+                                doc_name = match.group(1).strip()
+                                page = int(match.group(2))
+                                page_str = f"{page:04d}"
+                                folder = quote(doc_name)
+                                image_url = (
+                                    f"https://raw.githubusercontent.com/AndrewLORTech/c2ozschlaegerforrestdale/main/"
+                                    f"{folder}/{folder}_page_{page_str}.png"
+                                )
+                                st.session_state.image_url = image_url
+                                st.session_state.image_updated = True
+                            break
+
+                st.rerun()
+            except Exception as e:
+                st.error(f"❌ Error: {e}")
+
+        for msg in st.session_state.messages:
+            with st.chat_message(msg["role"]):
+                st.markdown(msg["content"], unsafe_allow_html=True)
+
+    with image_col:
+        if show_image and st.session_state.image_url:
+            with st.spinner("Loading document preview..."):
+                try:
+                    response = requests.get(st.session_state.image_url)
+                    response.raise_for_status()
+                    img = Image.open(BytesIO(response.content))
+                    st.image(img, caption="📄 OCR Page Image", use_container_width=True)
+                    st.session_state.image_updated = False
+                except Exception as e:
+                    st.error(f"❗ Failed to load image: {e}")
+
+# ------------------ Tab 2: Technical Drawing Assistant ------------------
+with tab2:
+    if "tech_messages" not in st.session_state:
+        st.session_state.tech_messages = []
+        st.session_state.tech_thread_id = None
+
+    st.markdown("### 🏗️ Ask a Question About Drawings or Diagrams")
+    tech_prompt = st.chat_input("Example: Show me all architectural drawings")
+
+    if tech_prompt:
+        st.session_state.tech_messages.append({"role": "user", "content": tech_prompt})
+
+    if st.session_state.tech_messages and st.session_state.tech_messages[-1]["role"] == "user":
         try:
-            if st.session_state.thread_id is None:
+            if st.session_state.tech_thread_id is None:
                 thread = client.beta.threads.create()
-                st.session_state.thread_id = thread.id
+                st.session_state.tech_thread_id = thread.id
 
             client.beta.threads.messages.create(
-                thread_id=st.session_state.thread_id,
+                thread_id=st.session_state.tech_thread_id,
                 role="user",
-                content=st.session_state.messages[-1]["content"]
+                content=st.session_state.tech_messages[-1]["content"]
             )
 
             run = client.beta.threads.runs.create(
-                thread_id=st.session_state.thread_id,
-                assistant_id=ASSISTANT_ID
+                thread_id=st.session_state.tech_thread_id,
+                assistant_id=TECH_ASSISTANT_ID
             )
 
-            with st.spinner("🤖 Parsing and responding with referenced content..."):
+            with st.spinner("🔍 Querying Technical Drawing Assistant..."):
                 while True:
                     run_status = client.beta.threads.runs.retrieve(
-                        thread_id=st.session_state.thread_id,
+                        thread_id=st.session_state.tech_thread_id,
                         run_id=run.id
                     )
                     if run_status.status in ("completed", "failed", "cancelled"):
@@ -127,44 +199,17 @@ with chat_col:
             if run_status.status != "completed":
                 st.error(f"⚠️ Assistant failed: {run_status.status}")
             else:
-                messages = client.beta.threads.messages.list(thread_id=st.session_state.thread_id)
+                messages = client.beta.threads.messages.list(thread_id=st.session_state.tech_thread_id)
                 for message in reversed(messages.data):
                     if message.role == "assistant":
-                        assistant_reply = message.content[0].text.value
-                        st.session_state.messages.append({"role": "assistant", "content": assistant_reply})
-
-                        # Parse Document Reference and Page, then construct image URL with encoding
-                        match = re.search(r'Document Reference:\s*(.*?),\s*Page\s*(\d+)', assistant_reply)
-                        if match:
-                            doc_name = match.group(1).strip()
-                            page = int(match.group(2))
-                            page_str = f"{page:04d}"
-                            folder = quote(doc_name)
-                            image_url = (
-                                f"https://raw.githubusercontent.com/AndrewLORTech/c2ozschlaegerforrestdale/main/"
-                                f"{folder}/{folder}_page_{page_str}.png"
-                            )
-                            st.session_state.image_url = image_url
-                            st.session_state.image_updated = True
+                        reply = message.content[0].text.value
+                        st.session_state.tech_messages.append({"role": "assistant", "content": reply})
                         break
 
             st.rerun()
         except Exception as e:
             st.error(f"❌ Error: {e}")
 
-    for msg in st.session_state.messages:
+    for msg in st.session_state.tech_messages:
         with st.chat_message(msg["role"]):
             st.markdown(msg["content"], unsafe_allow_html=True)
-
-# ------------------ Image Display ------------------
-with image_col:
-    if show_image and st.session_state.image_url:
-        with st.spinner("Loading document preview..."):
-            try:
-                response = requests.get(st.session_state.image_url)
-                response.raise_for_status()
-                img = Image.open(BytesIO(response.content))
-                st.image(img, caption="📄 OCR Page Image", use_container_width=True)
-                st.session_state.image_updated = False
-            except Exception as e:
-                st.error(f"❗ Failed to load image: {e}")