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| import streamlit as st | |
| import os | |
| import time | |
| import re | |
| import requests | |
| import json | |
| from PIL import Image | |
| from io import BytesIO | |
| from urllib.parse import quote | |
| from openai import OpenAI | |
| # ------------------ Authentication ------------------ | |
| VALID_USERS = { | |
| "[email protected]": "Pass.123", | |
| "[email protected]": "Pass.123", | |
| "[email protected]": "Pass.123", | |
| "[email protected]": "Pass.123", | |
| } | |
| def login(): | |
| st.title("🔐 Login Required") | |
| email = st.text_input("Email") | |
| password = st.text_input("Password", type="password") | |
| if st.button("Login"): | |
| if VALID_USERS.get(email) == password: | |
| st.session_state.authenticated = True | |
| st.rerun() | |
| else: | |
| st.error("❌ Incorrect email or password.") | |
| if "authenticated" not in st.session_state: | |
| st.session_state.authenticated = False | |
| if not st.session_state.authenticated: | |
| login() | |
| st.stop() | |
| # ------------------ App Configuration ------------------ | |
| st.set_page_config(page_title="Schlager Forrestdale DocAIAssist", layout="wide", initial_sidebar_state="collapsed") | |
| st.title("📄 Schlager Forrestdale Document Assistant") | |
| st.caption("Explore City of Armadale construction documents using AI + OCR 🧐") | |
| # ------------------ Load API Key ------------------ | |
| OPENAI_API_KEY = os.environ.get("OPENAI_API_KEY") | |
| if not OPENAI_API_KEY: | |
| st.error("❌ Missing OPENAI_API_KEY environment variable.") | |
| st.stop() | |
| client = OpenAI(api_key=OPENAI_API_KEY) | |
| # ------------------ Tabs ------------------ | |
| tab1, tab2 = st.tabs(["📑 Contract", "📁 Technical"]) | |
| # ------------------ Contract Tab ------------------ | |
| with tab1: | |
| ASSISTANT_ID = "asst_KsQRedoJUnEeStzfox1o06lO" | |
| # Correct 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 tools | |
| with st.sidebar: | |
| st.header("ℹ️ Contract Tools") | |
| if st.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.toggle("📑 Show Page Image", value=True) | |
| keyword = st.text_input("Search by Keyword", placeholder="e.g. defects, WHS, delay") | |
| if st.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 = st.selectbox("📄 Jump to Section", section_options) | |
| if section != section_options[0]: | |
| st.session_state.pending_prompt = f"Summarize or list key points from section: {section}" | |
| actions = [ | |
| "Select an action...", | |
| "List all contractual obligations", | |
| "Summarize payment terms", | |
| "List WHS responsibilities", | |
| "Find delay-related penalties", | |
| "Extract dispute resolution steps" | |
| ] | |
| action = st.selectbox("⚙️ Common Queries", actions) | |
| if action != actions[0]: | |
| st.session_state.pending_prompt = action | |
| # Chat + Image layout | |
| chat_col, image_col = st.columns([2, 1]) | |
| with chat_col: | |
| st.markdown("### 🧠 Ask a Document-Specific Question") | |
| user_input = st.chat_input("Example: What is the defects liability period?") | |
| if user_input: | |
| st.session_state.messages.append({"role": "user", "content": user_input}) | |
| 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=ASSISTANT_ID | |
| ) | |
| with st.spinner("🤖 Thinking..."): | |
| while True: | |
| status = client.beta.threads.runs.retrieve(thread_id=st.session_state.thread_id, run_id=run.id) | |
| if status.status in ("completed", "failed", "cancelled"): | |
| break | |
| time.sleep(1) | |
| if status.status == "completed": | |
| messages = client.beta.threads.messages.list(thread_id=st.session_state.thread_id) | |
| for m in reversed(messages.data): | |
| if m.role == "assistant": | |
| reply = m.content[0].text.value | |
| st.session_state.messages.append({"role": "assistant", "content": reply}) | |
| match = re.search(r'Document Reference:\s*(.*?),\s*Page\s*(\d+)', reply) | |
| if match: | |
| doc, page = match.group(1).strip(), int(match.group(2)) | |
| folder = quote(doc) | |
| img_url = f"https://raw.githubusercontent.com/AndrewLORTech/c2ozschlaegerforrestdale/main/{folder}/{folder}_page_{page:04d}.png" | |
| st.session_state.image_url = img_url | |
| st.session_state.image_updated = True | |
| break | |
| else: | |
| st.error("❌ Assistant failed.") | |
| 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: | |
| try: | |
| r = requests.get(st.session_state.image_url) | |
| r.raise_for_status() | |
| img = Image.open(BytesIO(r.content)) | |
| st.image(img, caption="📄 OCR Page Image", use_container_width=True) | |
| except Exception as e: | |
| st.error(f"🖼️ Image failed: {e}") | |
| # ------------------ Technical Tab ------------------ | |
| # ------------------ Technical Tab ------------------ | |
| with tab2: | |
| ASSISTANT_ID = "asst_DjvuWBc7tCvMbAhY7n1em4BZ" | |
| if "tech_messages" not in st.session_state: | |
| st.session_state.tech_messages = [] | |
| if "tech_results" not in st.session_state: | |
| st.session_state.tech_results = [] | |
| if "tech_lightbox" not in st.session_state: | |
| st.session_state.tech_lightbox = None | |
| tech_input = st.chat_input("Ask about plans, drawings or components") | |
| if tech_input: | |
| # Clear old thread/results each time | |
| st.session_state.tech_messages.append({"role": "user", "content": tech_input}) | |
| st.session_state.tech_results = [] | |
| try: | |
| # Always create a new thread for each new query | |
| thread = client.beta.threads.create() | |
| tech_thread_id = thread.id | |
| # Send user message | |
| client.beta.threads.messages.create( | |
| thread_id=tech_thread_id, | |
| role="user", | |
| content=tech_input | |
| ) | |
| # Run assistant | |
| run = client.beta.threads.runs.create( | |
| thread_id=tech_thread_id, | |
| assistant_id=ASSISTANT_ID | |
| ) | |
| with st.spinner("🔍 Searching technical drawings..."): | |
| while True: | |
| run_status = client.beta.threads.runs.retrieve( | |
| thread_id=tech_thread_id, | |
| run_id=run.id | |
| ) | |
| if run_status.status in ("completed", "failed", "cancelled"): | |
| break | |
| time.sleep(1) | |
| if run_status.status == "completed": | |
| messages = client.beta.threads.messages.list(thread_id=tech_thread_id) | |
| for msg in reversed(messages.data): | |
| if msg.role == "assistant": | |
| content = msg.content[0].text.value | |
| st.session_state.tech_messages.append({"role": "assistant", "content": content}) | |
| # Parse JSON from assistant response | |
| try: | |
| st.session_state.tech_results = json.loads(content.strip("json ").strip()) | |
| except Exception as e: | |
| st.warning(f"⚠️ Failed to parse drawing data: {e}") | |
| break | |
| except Exception as e: | |
| st.error(f"❌ Technical Assistant Error: {e}") | |
| # Expander for filtering and pagination | |
| with st.expander("🔧 Options (Filter + Pagination)", expanded=False): | |
| disciplines = sorted(set(d.get("discipline", "") for d in st.session_state.tech_results)) | |
| selected = st.selectbox("🌍 Filter by discipline", ["All"] + disciplines) | |
| page_size = 8 | |
| page = st.number_input("Page", min_value=1, step=1, value=1) | |
| # Display results | |
| if st.session_state.tech_results: | |
| st.subheader("📂 Results") | |
| results = [r for r in st.session_state.tech_results if selected == "All" or r.get("discipline") == selected] | |
| paged = results[(page - 1) * page_size : page * page_size] | |
| cols = st.columns(4) | |
| for i, item in enumerate(paged): | |
| with cols[i % 4]: | |
| st.markdown(f"**📁 {item['drawing_number']} ({item['discipline']})**") | |
| st.caption(item.get("summary", "")) | |
| for url in item.get("images", [])[:1]: | |
| if st.button("🖼️ View Drawing Details", key=f"thumb_{i}"): | |
| st.session_state.tech_lightbox = url | |
| st.image(url, caption=f"{item['drawing_number']} - Page 1", use_container_width=True) | |
| if st.session_state.tech_lightbox: | |
| st.image(st.session_state.tech_lightbox, caption="🔍 Enlarged Drawing Preview", use_container_width=True) | |
| if st.button("❌ Close Preview"): | |
| st.session_state.tech_lightbox = None | |
| st.rerun() | |
| else: | |
| # Only show chat messages if no results | |
| for msg in st.session_state.tech_messages: | |
| with st.chat_message(msg["role"]): | |
| st.markdown(msg["content"], unsafe_allow_html=True) | |