# -*- coding: utf-8 -*-
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#
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# @author: lyg
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# @date: 2025-5-12
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# @version: 1
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# @description: 文档数据库助手，mysql数据库
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import json
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from knowledgebase.db.doc_db_models import init_doc_db, TDoc, TEntity, TParagraph, TParagraphLink, TParagraphRefLink, \
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TParagraphEntityLink
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from knowledgebase.doc.models import ParagraphInfo, DocInfo
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class DocDbHelper:
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"""
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文档数据库助手
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"""
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def __init__(self):
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self.session = init_doc_db()
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def add_doc(self, doc_info: DocInfo) -> int:
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"""
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添加文档
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"""
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_doc = TDoc(
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file=doc_info.file,
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file_name=doc_info.file_name,
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is_del=0,
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)
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self.session.add(_doc)
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self.session.commit()
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return _doc.id
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def add_paragraph(self, doc_id: int, parent_id: int, paragraph_info: ParagraphInfo) -> TParagraph:
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"""
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添加段落
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:param doc_id: 文档id
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:param parent_id: 父段落id
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:param paragraph_info: 段落信息
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"""
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_paragraph = TParagraph(
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doc_id=doc_id,
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text=paragraph_info.text,
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title_level=paragraph_info.title_level,
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title_num=paragraph_info.title_num,
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num=paragraph_info.num,
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num_level=paragraph_info.num_level,
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parent_id=parent_id,
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is_del=0,
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)
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self.session.add(_paragraph)
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self.session.commit()
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if parent_id is not None:
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paragraph_link = TParagraphLink(parent_id=parent_id, child_id=_paragraph.id)
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self.add_paragraph_link(paragraph_link)
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if paragraph_info.entities:
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for entity in paragraph_info.entities:
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self.add_paragraph_entity_link(TParagraphEntityLink(paragraph_id=_paragraph.id, entity_id=entity.id))
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if paragraph_info.children:
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for child in paragraph_info.children:
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self.add_paragraph(doc_id, _paragraph.id, child)
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return _paragraph
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def add_paragraph_link(self, paragraph_link):
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"""
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添加段落关系
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:param paragraph_link: 段落关系
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"""
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self.session.add(paragraph_link)
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self.session.commit()
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return paragraph_link.id
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def add_paragraph_entity_link(self, paragraph_entity_link):
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"""
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添加段落实体关系
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:param paragraph_entity_link: 段落实体关系
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"""
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self.session.add(paragraph_entity_link)
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self.session.commit()
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return paragraph_entity_link.id
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def add_entity(self, entity):
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"""
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添加实体
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:param entity: 实体
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"""
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self.session.add(entity)
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self.session.commit()
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return entity.id
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def add_paragraph_ref_link(self, paragraph_ref_link):
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"""
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添加段落引用关系
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:param paragraph_ref_link: 段落引用关系
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"""
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self.session.add(paragraph_ref_link)
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self.session.commit()
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return paragraph_ref_link
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def get_all_entities(self) -> list[TEntity]:
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return self.session.query(TEntity).all()
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def get_docs(self) -> list[TDoc]:
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return self.session.query(TDoc).all()
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def get_text_with_entities(self, entity_names: list[str]) -> str:
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"""
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根据实体词获取文本内容
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:param entity_names: list[str] - 实体词
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:return: str - 文本
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"""
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if not entity_names:
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return ""
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return '\n'.join([entity.name for entity in self.get_all_entities() if entity.name in entity_names])
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def commit(self):
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self.session.commit()
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doc_dbh = DocDbHelper()
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# if __name__ == '__main__':
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# doc_db = DocDbHelper()
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# # doc_db.insert_entities()
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# doc = doc_db.add_doc(DocInfo(file='aaa', file_name='test'))
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# p1 = doc_db.add_paragraph(doc.id, None, ParagraphInfo(text='test1', title_level=1, num=1, num_level=1))
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# p2 = doc_db.add_paragraph(doc.id, p1.id, ParagraphInfo(text='test2', title_level=2, num=1, num_level=2))
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# p3 = doc_db.add_paragraph(doc.id, p2.id, ParagraphInfo(text='test3', title_level=3, num=1, num_level=3))
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# doc_db.add_paragraph_ref_link(TParagraphRefLink(parent_id=p1.id, child_id=p3.id))
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