from qdrant_client import QdrantClient, models from streamlit_agraph import Node, Edge from ui_config import GRAPH_COLORS, get_edge_color, SYSTEM_EDGES class GraphExplorerService: def __init__(self, url, api_key=None, prefix="mindnet"): self.client = QdrantClient(url=url, api_key=api_key) self.prefix = prefix self.notes_col = f"{prefix}_notes" self.chunks_col = f"{prefix}_chunks" self.edges_col = f"{prefix}_edges" self._note_cache = {} def get_ego_graph(self, center_note_id: str, depth=2): nodes_dict = {} unique_edges = {} # --- LEVEL 1: Center & direkte Nachbarn --- # 1. Center Note center_note = self._fetch_note_cached(center_note_id) if not center_note: return [], [] self._add_node_to_dict(nodes_dict, center_note, level=0) # Wir sammeln IDs für Level 2 Suche level_1_ids = {center_note_id} # Suche Kanten für Center l1_edges = self._find_connected_edges([center_note_id], center_note.get("title")) # Verarbeite L1 Kanten for edge_data in l1_edges: src_id, tgt_id = self._process_edge(edge_data, nodes_dict, unique_edges, current_depth=1) if src_id: level_1_ids.add(src_id) if tgt_id: level_1_ids.add(tgt_id) # --- LEVEL 2: Nachbarn der Nachbarn --- if depth > 1 and level_1_ids: # Wir nehmen alle IDs aus Level 1 (außer Center, das haben wir schon) l1_subset = list(level_1_ids - {center_note_id}) if l1_subset: l2_edges = self._find_connected_edges_batch(l1_subset) for edge_data in l2_edges: self._process_edge(edge_data, nodes_dict, unique_edges, current_depth=2) # --- GRAPH CONSTRUCTION --- final_edges = [] for (src, tgt), data in unique_edges.items(): kind = data['kind'] prov = data['provenance'] # Dynamische Farbe holen color = get_edge_color(kind) is_smart = (prov != "explicit" and prov != "rule") final_edges.append(Edge( source=src, target=tgt, label=kind, color=color, dashes=is_smart, title=f"Provenance: {prov}\nType: {kind}" )) return list(nodes_dict.values()), final_edges def _find_connected_edges(self, note_ids, note_title=None): """Findet In- und Outgoing Edges für eine Liste von Note-IDs.""" # 1. Chunks zu diesen Notes finden scroll_filter = models.Filter( must=[models.FieldCondition(key="note_id", match=models.MatchAny(any=note_ids))] ) chunks, _ = self.client.scroll( collection_name=self.chunks_col, scroll_filter=scroll_filter, limit=200 ) chunk_ids = [c.id for c in chunks] results = [] # Outgoing (Source is Chunk) if chunk_ids: out_f = models.Filter(must=[ models.FieldCondition(key="source_id", match=models.MatchAny(any=chunk_ids)), # FIX: MatchExcept mit **kwargs nutzen wegen 'except' Keyword models.FieldCondition(key="kind", match=models.MatchExcept(**{"except": SYSTEM_EDGES})) ]) res_out, _ = self.client.scroll(self.edges_col, scroll_filter=out_f, limit=100, with_payload=True) results.extend(res_out) # Incoming (Target is Chunk OR Title OR NoteID) shoulds = [] if chunk_ids: shoulds.append(models.FieldCondition(key="target_id", match=models.MatchAny(any=chunk_ids))) if note_title: shoulds.append(models.FieldCondition(key="target_id", match=models.MatchValue(value=note_title))) shoulds.append(models.FieldCondition(key="target_id", match=models.MatchAny(any=note_ids))) if shoulds: in_f = models.Filter( # FIX: MatchExcept mit **kwargs nutzen wegen 'except' Keyword must=[models.FieldCondition(key="kind", match=models.MatchExcept(**{"except": SYSTEM_EDGES}))], should=shoulds ) res_in, _ = self.client.scroll(self.edges_col, scroll_filter=in_f, limit=100, with_payload=True) results.extend(res_in) return results def _find_connected_edges_batch(self, note_ids): """Batch-Suche für Level 2 (nur ausgehend und eingehend auf Note-Ebene).""" return self._find_connected_edges(note_ids) def _process_edge(self, record, nodes_dict, unique_edges, current_depth): payload = record.payload src_ref = payload.get("source_id") tgt_ref = payload.get("target_id") kind = payload.get("kind") provenance = payload.get("provenance", "explicit") # Resolve src_note = self._resolve_note_from_ref(src_ref) tgt_note = self._resolve_note_from_ref(tgt_ref) if src_note and tgt_note: src_id = src_note['note_id'] tgt_id = tgt_note['note_id'] if src_id != tgt_id: # Add Nodes self._add_node_to_dict(nodes_dict, src_note, level=current_depth) self._add_node_to_dict(nodes_dict, tgt_note, level=current_depth) # Add Edge (Deduplication Logic) key = (src_id, tgt_id) existing = unique_edges.get(key) # Update logic: Explicit > Smart should_update = True is_current_explicit = (provenance in ["explicit", "rule"]) if existing: is_existing_explicit = (existing['provenance'] in ["explicit", "rule"]) if is_existing_explicit and not is_current_explicit: should_update = False if should_update: unique_edges[key] = { "source": src_id, "target": tgt_id, "kind": kind, "provenance": provenance } return src_id, tgt_id return None, None def _fetch_note_cached(self, note_id): if note_id in self._note_cache: return self._note_cache[note_id] res, _ = self.client.scroll( collection_name=self.notes_col, scroll_filter=models.Filter(must=[models.FieldCondition(key="note_id", match=models.MatchValue(value=note_id))]), limit=1, with_payload=True ) if res: self._note_cache[note_id] = res[0].payload return res[0].payload return None def _resolve_note_from_ref(self, ref_str): if not ref_str: return None # Fall A: Chunk ID / Section if "#" in ref_str: try: res = self.client.retrieve(self.chunks_col, ids=[ref_str], with_payload=True) if res: return self._fetch_note_cached(res[0].payload.get("note_id")) except: pass possible_note_id = ref_str.split("#")[0] if self._fetch_note_cached(possible_note_id): return self._fetch_note_cached(possible_note_id) # Fall B: Note ID if self._fetch_note_cached(ref_str): return self._fetch_note_cached(ref_str) # Fall C: Titel res, _ = self.client.scroll( collection_name=self.notes_col, scroll_filter=models.Filter(must=[models.FieldCondition(key="title", match=models.MatchValue(value=ref_str))]), limit=1, with_payload=True ) if res: self._note_cache[res[0].payload['note_id']] = res[0].payload return res[0].payload return None def _add_node_to_dict(self, node_dict, note_payload, level=1): nid = note_payload.get("note_id") # Wenn Node schon da ist, aber wir finden ihn auf einem "höheren" Level (näher am Zentrum), # updaten wir ihn nicht zwingend, außer wir wollen visuelle Eigenschaften ändern. if nid in node_dict: return ntype = note_payload.get("type", "default") color = GRAPH_COLORS.get(ntype, GRAPH_COLORS["default"]) # Größe & Label basierend auf Level if level == 0: size = 40 label_prefix = "" elif level == 1: size = 25 label_prefix = "" else: size = 15 # Level 2 kleiner label_prefix = "" node_dict[nid] = Node( id=nid, label=f"{label_prefix}{note_payload.get('title', nid)}", size=size, color=color, shape="dot" if level > 0 else "diamond", title=f"Type: {ntype}\nLevel: {level}\nTags: {note_payload.get('tags')}", font={'color': 'black', 'face': 'arial', 'size': 14 if level < 2 else 10} )