更新python后端
This commit is contained in:
BBIT-Kai
+324
-30
@@ -1,11 +1,16 @@
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import psycopg
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from langchain_postgres import PostgresChatMessageHistory
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from config.pgDb import database_name,getConn
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from config.pgDb import pg_pool
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from config.ssDb import mssql_pool
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from typing import List, Dict
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import json
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# ————————————————————————————————————————————————————AI角色———————————————————————————————
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database_name = "ai_chat_history"
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def get_ai_personality(ai_id: str):
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with getConn() as conn:
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with pg_pool.getConn() as conn:
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with conn.cursor() as cur:
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cur.execute(
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"SELECT ai_personality FROM ai_chat_profiles WHERE id = %s",
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@@ -16,9 +21,33 @@ def get_ai_personality(ai_id: str):
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return row[0]
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else:
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return "你是一个乐于助人的AI助手，请保持中文简洁回答用户。"
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def get_all_ai(user_id: str) -> List[Dict]:
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with getConn() as conn:
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def get_description(ai_id: str):
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with pg_pool.getConn() as conn:
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with conn.cursor() as cur:
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cur.execute(
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"SELECT description FROM ai_chat_profiles WHERE id = %s",
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(ai_id,)
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)
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row = cur.fetchone()
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if row:
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return row[0]
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else:
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return "你是一个乐于助人的AI助手，请保持中文简洁回答用户。"
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def get_ai_available_kn_bases(ai_id: str) -> List[str]:
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with pg_pool.getConn() as conn:
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result = conn.execute(
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"SELECT available_kn_bases FROM ai_chat_profiles WHERE id = %s",
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(ai_id,)
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)
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return result.fetchone()[0]
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def get_all_ai_bot(user_id: str, module: str) -> List[Dict]:
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with pg_pool.getConn() as conn:
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with conn.cursor() as cur:
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# 查询用户角色
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cur.execute(
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@@ -31,27 +60,43 @@ def get_all_ai(user_id: str) -> List[Dict]:
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user_roles = role_row[0]
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# 查询 AI 角色 JSON 字段包含用户角色
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cur.execute(
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"""
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SELECT id, name, welcome_words
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SELECT id, title, description, welcome_words, ai_personality, available_report_tables, available_kn_bases
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FROM ai_chat_profiles
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WHERE availabel_roles::jsonb ?| %s
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WHERE available_module = %s
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AND is_active = TRUE
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AND available_roles::jsonb ?| %s
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""",
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(user_roles,) # user_roles 是 list，比如 ["a", "b", "c"]
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(module, user_roles)
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)
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rows = cur.fetchall()
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return [
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{
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"id": row[0],
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"name": row[1],
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"welcomeWords": row[2],
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}
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for row in rows
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]
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result = []
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for row in rows:
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# row 索引对应 SELECT 字段顺序
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id_, title, description, welcome_words, ai_personality, available_report_tables, available_kn_bases = row
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# 解析 JSON
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roles_json = ai_personality if ai_personality else {}
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result.append({
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"id": id_,
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"title": title,
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"description": description,
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"welcome_words": welcome_words,
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"name": roles_json.get("名字", ""),
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"role": roles_json.get("性格", ""),
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"service": roles_json.get("业务", ""),
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"available_report_tables": available_report_tables,
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"available_kn_bases": available_kn_bases
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})
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return result
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# ————————————————————————————————————————————————————消息———————————————————————————————
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def insert_message(session_id: str, isAI: bool, content: str):
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with getConn() as conn:
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with pg_pool.getConn() as conn:
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history = PostgresChatMessageHistory(
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database_name,
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session_id,
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@@ -62,34 +107,56 @@ def insert_message(session_id: str, isAI: bool, content: str):
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else:
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history.add_user_message(content)
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def get_history(session_id: str):
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with getConn() as conn:
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simplified = []
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with pg_pool.getConn() as conn:
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history = PostgresChatMessageHistory(
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database_name,
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session_id,
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sync_connection=conn
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)
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simplified = []
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for msg in history.messages:
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simplified.append({
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"type": msg.type,
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"content": msg.content
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})
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return simplified
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def get_history_with_time(session_id: str, number: int):
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simplified = []
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with pg_pool.getConn() as conn:
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with conn.cursor() as cur:
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cur.execute(
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f"SELECT message, created_at FROM ai_chat_history WHERE session_id = '{session_id}' ORDER BY created_at DESC LIMIT {number}")
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rows = cur.fetchall()
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simplified = []
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for row in rows:
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msg_dict = row[0]
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simplified.append({
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"type": msg_dict.get("type"),
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"created_at": row[1].isoformat(),
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"content": msg_dict.get("data", {}).get("content")
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})
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return simplified
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# ————————————————————————————————————————————————————会话———————————————————————————————
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def insert_session(user_id: str,ai_id:str, session_id: str,session_title: str):
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with getConn() as coon:
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def insert_session(user_id: str, ai_id: str, session_id: str, session_title: str, available_module):
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with pg_pool.getConn() as coon:
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with coon.cursor() as cur:
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cur.execute(
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"INSERT INTO ai_chat_sessions (id ,user_id, ai_id, title, created_at, updated_at) VALUES (%s, %s, %s, %s, NOW(), NOW())",
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(session_id, user_id, ai_id, session_title )
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"INSERT INTO ai_chat_sessions (id ,user_id, ai_id, title, available_module, created_at, updated_at) VALUES (%s, %s, %s, %s,%s, NOW(), NOW())",
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(session_id, user_id, ai_id, session_title, available_module)
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)
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coon.commit()
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def update_session_updated_at(session_id: str):
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with getConn() as conn:
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with pg_pool.getConn() as conn:
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with conn.cursor() as cur:
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cur.execute(
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"UPDATE ai_chat_sessions SET updated_at = NOW() WHERE id = %s",
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@@ -97,13 +164,18 @@ def update_session_updated_at(session_id: str):
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)
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conn.commit()
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def get_sessions(user_id: str):
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with getConn() as conn:
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def get_sessions(user_id: str, available_module: str):
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with pg_pool.getConn() as conn:
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with conn.cursor() as cur:
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cur.execute(
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"SELECT id, title, updated_at FROM ai_chat_sessions WHERE user_id = %s ORDER BY updated_at DESC",
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(user_id,)
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"SELECT id, title, updated_at "
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"FROM ai_chat_sessions "
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"WHERE user_id = %s AND available_module = %s "
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"ORDER BY updated_at DESC",
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(user_id, available_module)
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)
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sessions = cur.fetchall()
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return [
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{
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@@ -112,4 +184,226 @@ def get_sessions(user_id: str):
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"updated_at": row[2]
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}
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for row in sessions
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]
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]
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# ————————————————————————————————————————————————————报表———————————————————————————————
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def get_reports(user_id: str):
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with pg_pool.getConn() as conn:
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with conn.cursor() as cur:
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cur.execute(
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"SELECT id, title FROM ai_reports WHERE created_by = %s AND is_masked = TRUE ORDER BY created_at DESC",
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(user_id,)
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)
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reports = cur.fetchall()
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return [
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{
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"id": row[0],
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"title": row[1]
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}
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for row in reports
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]
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def save_report(id: str, user_id: str, title: str, sql: str):
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with pg_pool.getConn() as conn:
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with conn.cursor() as cur:
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cur.execute(
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"INSERT INTO ai_reports (id, title, sql, created_at, created_by , is_masked) VALUES (%s, %s, %s, NOW(), %s, FALSE) RETURNING id",
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(id, title, sql, user_id)
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)
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report_id = cur.fetchone()[0]
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conn.commit()
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return report_id
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def maked_report(report_id: str, title: str):
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with pg_pool.getConn() as conn:
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with conn.cursor() as cur:
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cur.execute(
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"UPDATE ai_reports SET title = %s, is_masked = TRUE WHERE id = %s",
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(title, report_id)
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)
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conn.commit()
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def getSQL(reportId: str):
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with pg_pool.getConn() as conn:
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with conn.cursor() as cur:
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cur.execute(
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"SELECT sql FROM ai_reports WHERE id = %s",
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(reportId,)
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)
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row = cur.fetchone()
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if row:
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return row[0]
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else:
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return ""
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def get_available_tables_str(aiId: str):
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with pg_pool.getConn() as conn:
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with conn.cursor() as cur:
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# 1. 先取 AI 可用的数据库表
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cur.execute(
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"SELECT available_report_tables FROM ai_chat_profiles WHERE id = %s",
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(aiId,)
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)
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role_row = cur.fetchone()
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if not role_row:
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return "无数据库表可用"
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available_tables = role_row[0] # 假设是列表
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if not available_tables:
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return "无数据库表可用"
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# 2. 构造 IN 查询占位符
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placeholders = ','.join(['%s'] * len(available_tables))
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sql_query = f"""
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SELECT id, name, description
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FROM ai_reports_tables
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WHERE id IN ({placeholders}) AND is_active = TRUE
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"""
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cur.execute(sql_query, available_tables)
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tableIds = cur.fetchall()
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# 3. 查询这些表的字段
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result = ""
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for table in tableIds:
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cur.execute(
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"SELECT name, type, description FROM ai_reports_fields WHERE table_id = %s AND is_active = TRUE",
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(table[0],)
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)
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columns = cur.fetchall()
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result += f"{table[1]}：{table[2]}\n"
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result += "字段名,数据类型,描述\n"
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for column in columns:
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result += f"{column[0]},{column[1]}, {column[2]}\n"
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result += "\n"
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return result
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# -------------------报表数据源------------------
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# 获取表
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def get_available_tables():
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with pg_pool.getConn() as conn:
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with conn.cursor() as cursor:
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cursor.execute(
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"SELECT id, name, description,is_active FROM ai_reports_tables",
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)
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return [{"id": row[0], "name": row[1], "description": row[2], "is_active": row[3]} for row in
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cursor.fetchall()]
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# 新增表
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def add_table(name, description, user_id):
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with pg_pool.getConn() as conn:
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with conn.cursor() as cursor:
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cursor.execute(
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"""
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INSERT INTO ai_reports_tables (name, description, create_by)
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VALUES (%s, %s, %s)
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RETURNING id
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""",
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(name, description, user_id)
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)
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new_id = cursor.fetchone()[0] # 取返回的 id
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return new_id
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# 获取字段
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def get_fields_by_table_id(table_id):
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with pg_pool.getConn() as conn:
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with conn.cursor() as cursor:
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cursor.execute(
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"SELECT id, name, type, description, is_active FROM ai_reports_fields WHERE table_id = %s",
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(table_id,),
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)
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return [{"id": row[0], "name": row[1], "type": row[2], "description": row[3], "is_active": row[4]} for row
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in cursor.fetchall()]
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# 新增字段
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def add_field(name, type, description, is_active, table_id, user_id):
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with pg_pool.getConn() as conn:
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with conn.cursor() as cursor:
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cursor.execute(
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"INSERT INTO ai_reports_fields (name,type,description, is_active, create_by, table_id) VALUES (%s, %s, %s, %s, %s, %s) RETURNING id",
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(name, type, description, is_active, user_id, table_id)
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)
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new_id = cursor.fetchone()[0] # 取返回的 id
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return new_id
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# 新增报表智能体
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def insert_bot(title: str, description: str, welcome_words: str, ai_personality: str, available_module: str,
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available_report_tables: str, available_kn_bases: str, user_id: str):
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with pg_pool.getConn() as conn:
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with conn.cursor() as cursor:
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available_roles = json.dumps(['user'])
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cursor.execute(
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"""
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INSERT INTO ai_chat_profiles
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(available_module,available_roles, title, description, welcome_words, ai_personality, available_report_tables, available_kn_bases, created_by, created_at)
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VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, now())
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RETURNING id
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""",
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(available_module, available_roles, title, description, welcome_words, ai_personality,
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available_report_tables, available_kn_bases, user_id)
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)
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report_id = cursor.fetchone()[0]
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return report_id
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# 更新报表智能体
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def update_bot(id: str, title: str, description: str, welcome_words: str, ai_personality: str, available_module: str,
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available_report_tables: str, available_kn_bases: str, user_id: str):
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with pg_pool.getConn() as conn:
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with conn.cursor() as cursor:
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cursor.execute("""
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UPDATE ai_chat_profiles
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SET title = %s,
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description = %s,
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ai_personality = %s,
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welcome_words = %s,
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available_report_tables = %s,
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available_kn_bases = %s,
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available_module = %s,
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updated_at = NOW(),
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updated_by = %s
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WHERE id = %s
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""",
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(title, description, ai_personality, welcome_words, available_report_tables,
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available_kn_bases, available_module, user_id, id)
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)
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# ————————————————————————————————————————————————————知识库———————————————————————————————
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def get_available_knowledge_bases(available_module: str):
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with pg_pool.getConn() as conn:
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with conn.cursor() as cursor:
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cursor.execute(
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"""
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SELECT id, name, description, is_active
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FROM ai_knowledge
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WHERE available_module::jsonb @> %s::jsonb
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""",
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(f'["{available_module}"]',)
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)
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return [{"id": row[0], "name": row[1], "description": row[2], "is_active": row[3]} for row in
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cursor.fetchall()]
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def add_knowledge_base(name, description, user_id):
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with pg_pool.getConn() as conn:
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with conn.cursor() as cursor:
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cursor.execute(
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"""
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INSERT INTO ai_knowledge (name, description, created_by, created_at)
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VALUES (%s, %s, %s, now())
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RETURNING id
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""",
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(name, description, user_id)
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)
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new_id = cursor.fetchone()[0] # 取返回的 id
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