133 lines
5.0 KiB
Python
133 lines
5.0 KiB
Python
import streamlit as st
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import json
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import graphviz
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from history_tree import HistoryTree
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from utils import save_json
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def render_timeline_tab(data, file_path):
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tree_data = data.get("history_tree", {})
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if not tree_data:
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st.info("No history timeline exists. Make some changes in the Editor first!")
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return
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htree = HistoryTree(tree_data)
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# 1. INDICATOR
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if 'restored_indicator' in st.session_state and st.session_state.restored_indicator:
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st.info(f"📍 Editing Restored Version: **{st.session_state.restored_indicator}**")
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# 2. GRAPH (Compact & Clean)
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st.subheader("🕰️ Version History")
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try:
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graph_dot = htree.generate_horizontal_graph()
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st.graphviz_chart(graph_dot, use_container_width=True)
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except Exception as e:
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st.error(f"Graph Error: {e}")
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st.markdown("---")
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# 3. SELECTOR (Navigation)
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col_sel, col_act = st.columns([3, 1])
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all_nodes = list(htree.nodes.values())
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all_nodes.sort(key=lambda x: x["timestamp"], reverse=True)
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def fmt_node(n):
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return f"{n.get('note', 'Step')} ({n['id']})"
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with col_sel:
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current_idx = 0
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for i, n in enumerate(all_nodes):
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if n["id"] == htree.head_id:
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current_idx = i
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break
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selected_node = st.selectbox(
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"Inspect Node:",
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all_nodes,
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format_func=fmt_node,
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index=current_idx
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)
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# 4. INSPECTOR
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if selected_node:
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node_data = selected_node["data"]
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# --- DIFF VIEWER ---
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with st.expander(f"🔎 Compare '{selected_node.get('note')}' with Current State", expanded=True):
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diffs = []
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all_keys = set(data.keys()) | set(node_data.keys())
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ignore_keys = {"history_tree", "prompt_history", "batch_data", "ui_reset_token"}
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for k in all_keys:
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if k in ignore_keys: continue
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val_now = data.get(k, "N/A")
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val_then = node_data.get(k, "N/A")
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if str(val_now) != str(val_then):
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diffs.append((k, val_now, val_then))
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if not diffs:
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st.caption("✅ Identical to current state")
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else:
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for k, v_now, v_then in diffs:
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dc1, dc2, dc3 = st.columns([1, 2, 2])
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dc1.markdown(f"**{k}**")
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dc2.markdown(f"🔴 `{str(v_now)[:30]}`")
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dc3.markdown(f"🟢 `{str(v_then)[:30]}`")
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# --- ACTIONS ---
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with col_act:
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st.write(""); st.write("")
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if st.button("⏪ Restore", type="primary", use_container_width=True):
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data.update(node_data)
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htree.head_id = selected_node['id']
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data["history_tree"] = htree.to_dict()
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save_json(file_path, data)
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st.session_state.ui_reset_token += 1
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label = f"{selected_node.get('note')} ({selected_node['id'][:4]})"
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st.session_state.restored_indicator = label
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st.toast(f"Restored!", icon="🔄")
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st.rerun()
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# --- RENAME ---
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rn_col1, rn_col2 = st.columns([3, 1])
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new_label = rn_col1.text_input("Rename Label", value=selected_node.get("note", ""))
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if rn_col2.button("Update Label"):
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selected_node["note"] = new_label
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data["history_tree"] = htree.to_dict()
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save_json(file_path, data)
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st.rerun()
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# --- 5. DANGER ZONE (RESTORED) ---
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st.markdown("---")
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with st.expander("⚠️ Danger Zone (Delete)"):
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st.warning("Deleting a node cannot be undone. If this node has branches, they might become disconnected.")
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if st.button("🗑️ Delete This Node", type="primary"):
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if selected_node['id'] in htree.nodes:
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# Remove Node
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del htree.nodes[selected_node['id']]
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# Fix Branches pointing to this node
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# (Simple logic: just remove the branch pointer)
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for b, tip in list(htree.branches.items()):
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if tip == selected_node['id']:
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del htree.branches[b]
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# If we deleted the HEAD, reset HEAD to something safe (or None)
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if htree.head_id == selected_node['id']:
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if htree.nodes:
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# Fallback to the last created node
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fallback = sorted(htree.nodes.values(), key=lambda x: x["timestamp"])[-1]
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htree.head_id = fallback["id"]
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else:
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htree.head_id = None
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data["history_tree"] = htree.to_dict()
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save_json(file_path, data)
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st.toast("Node Deleted", icon="🗑️")
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st.rerun()
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