新增定位结果查询；

postgresql/scheme.py

@@ -0,0 +1,104 @@
+from typing import List, Optional, Any
+from psycopg import AsyncConnection
+
+
+class SchemeRepository:
+
+    @staticmethod
+    async def get_schemes(conn: AsyncConnection) -> List[dict]:
+        """
+        查询pg数据库中, scheme_list 的所有记录
+        :param conn: 异步数据库连接
+        :return: 包含所有记录的列表, 每条记录为一个字典
+        """
+        async with conn.cursor() as cur:
+            await cur.execute(
+                """
+                SELECT scheme_id, scheme_name, scheme_type, username, create_time, scheme_start_time, scheme_detail
+                FROM public.scheme_list
+                """
+            )
+            records = await cur.fetchall()
+
+            scheme_list = []
+            for record in records:
+                scheme_list.append(
+                    {
+                        "scheme_id": record["scheme_id"],
+                        "scheme_name": record["scheme_name"],
+                        "scheme_type": record["scheme_type"],
+                        "username": record["username"],
+                        "create_time": record["create_time"],
+                        "scheme_start_time": record["scheme_start_time"],
+                        "scheme_detail": record["scheme_detail"],
+                    }
+                )
+
+            return scheme_list
+
+    @staticmethod
+    async def get_burst_locate_results(conn: AsyncConnection) -> List[dict]:
+        """
+        查询pg数据库中, burst_locate_result 的所有记录
+        :param conn: 异步数据库连接
+        :return: 包含所有记录的列表, 每条记录为一个字典
+        """
+        async with conn.cursor() as cur:
+            await cur.execute(
+                """
+                SELECT id, type, burst_incident, leakage, detect_time, locate_result
+                FROM public.burst_locate_result
+                """
+            )
+            records = await cur.fetchall()
+
+            results = []
+            for record in records:
+                results.append(
+                    {
+                        "id": record["id"],
+                        "type": record["type"],
+                        "burst_incident": record["burst_incident"],
+                        "leakage": record["leakage"],
+                        "detect_time": record["detect_time"],
+                        "locate_result": record["locate_result"],
+                    }
+                )
+
+            return results
+
+    @staticmethod
+    async def get_burst_locate_result_by_incident(
+        conn: AsyncConnection, burst_incident: str
+    ) -> List[dict]:
+        """
+        根据 burst_incident 查询爆管定位结果
+        :param conn: 异步数据库连接
+        :param burst_incident: 爆管事件标识
+        :return: 包含匹配记录的列表
+        """
+        async with conn.cursor() as cur:
+            await cur.execute(
+                """
+                SELECT id, type, burst_incident, leakage, detect_time, locate_result
+                FROM public.burst_locate_result
+                WHERE burst_incident = %s
+                """,
+                (burst_incident,),
+            )
+            records = await cur.fetchall()
+
+            results = []
+            for record in records:
+                results.append(
+                    {
+                        "id": record["id"],
+                        "type": record["type"],
+                        "burst_incident": record["burst_incident"],
+                        "leakage": record["leakage"],
+                        "detect_time": record["detect_time"],
+                        "locate_result": record["locate_result"],
+                    }
+                )
+
+            return results