From 7a3e9ad1c7ba3f0ade9edf34c284341e890af428 Mon Sep 17 00:00:00 2001
From: "mula.liu" <mula.liu@163.com>
Date: Wed, 19 Nov 2025 11:49:07 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E4=BA=86=E8=AF=A6=E6=83=85?=
 =?UTF-8?q?=E7=BF=BB=E9=A1=B5?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .DS_Store                     | Bin 8196 -> 8196 bytes
 app.zip                       | Bin 65866 -> 65959 bytes
 app/api/endpoints/meetings.py | 104 ++++++++++++++++++++++++++++++++++
 3 files changed, 104 insertions(+)

diff --git a/.DS_Store b/.DS_Store
index 778775b77cfcf8297ece80b2a24132b1f9e2b6a0..8ef9355b9543b73cab39087dbe59ada5d0761452 100644
GIT binary patch
delta 18
ZcmZp1XmQw(CcqlYz`(F<bGE=tegHRt1&sgz

delta 18
ZcmZp1XmQw(CcqlSz`(G4bGE=tegHRV1&aUx

diff --git a/app.zip b/app.zip
index 4e8ea36464da47c83d64be512102fcc32bf0210b..69aec27c3bdc92c1c4cb97660c23d0e2fa61309c 100644
GIT binary patch
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diff --git a/app/api/endpoints/meetings.py b/app/api/endpoints/meetings.py
index 3a7ae2b..860720e 100644
--- a/app/api/endpoints/meetings.py
+++ b/app/api/endpoints/meetings.py
@@ -624,6 +624,110 @@ def get_meeting_llm_tasks(meeting_id: int, current_user: dict = Depends(get_curr
     except Exception as e:
         return create_api_response(code="500", message=f"Failed to get LLM tasks: {str(e)}")
 
+@router.get("/meetings/{meeting_id}/navigation")
+def get_meeting_navigation(
+    meeting_id: int,
+    current_user: dict = Depends(get_current_user),
+    user_id: Optional[int] = None,
+    filter_type: str = "all",
+    search: Optional[str] = None,
+    tags: Optional[str] = None
+):
+    """
+    获取当前会议在列表中的上一条和下一条
+
+    Query params:
+    - user_id: 当前用户ID
+    - filter_type: 筛选类型 ('all', 'created', 'attended')
+    - search: 搜索关键词 (可选)
+    - tags: 标签列表，逗号分隔 (可选)
+    """
+    try:
+        with get_db_connection() as connection:
+            cursor = connection.cursor(dictionary=True)
+
+            # 构建WHERE子句 - 与get_meetings保持一致
+            where_conditions = []
+            params = []
+            has_attendees_join = False
+
+            # 按类型过滤
+            if user_id:
+                if filter_type == "created":
+                    where_conditions.append("m.user_id = %s")
+                    params.append(user_id)
+                elif filter_type == "attended":
+                    where_conditions.append("m.user_id != %s AND a.user_id = %s")
+                    params.extend([user_id, user_id])
+                    has_attendees_join = True
+                else:  # all
+                    where_conditions.append("(m.user_id = %s OR a.user_id = %s)")
+                    params.extend([user_id, user_id])
+                    has_attendees_join = True
+
+            # 搜索关键词过滤
+            if search and search.strip():
+                search_pattern = f"%{search.strip()}%"
+                where_conditions.append("(m.title LIKE %s OR u.caption LIKE %s)")
+                params.extend([search_pattern, search_pattern])
+
+            # 标签过滤
+            if tags and tags.strip():
+                tag_list = [t.strip() for t in tags.split(',') if t.strip()]
+                if tag_list:
+                    tag_conditions = []
+                    for tag in tag_list:
+                        tag_conditions.append("m.tags LIKE %s")
+                        params.append(f"%{tag}%")
+                    where_conditions.append(f"({' OR '.join(tag_conditions)})")
+
+            # 构建查询 - 只获取meeting_id，按meeting_time降序排序
+            query = '''
+                SELECT m.meeting_id
+                FROM meetings m
+                JOIN users u ON m.user_id = u.user_id
+            '''
+
+            if has_attendees_join:
+                query += " LEFT JOIN attendees a ON m.meeting_id = a.meeting_id"
+
+            if where_conditions:
+                query += f" WHERE {' AND '.join(where_conditions)}"
+
+            if has_attendees_join:
+                query += " GROUP BY m.meeting_id"
+
+            query += " ORDER BY m.meeting_time DESC, m.created_at DESC"
+
+            cursor.execute(query, params)
+            all_meetings = cursor.fetchall()
+            all_meeting_ids = [m['meeting_id'] for m in all_meetings]
+
+            # 找到当前会议在列表中的位置
+            try:
+                current_index = all_meeting_ids.index(meeting_id)
+            except ValueError:
+                return create_api_response(code="200", message="当前会议不在筛选结果中", data={
+                    'prev_meeting_id': None,
+                    'next_meeting_id': None,
+                    'current_index': None,
+                    'total_count': len(all_meeting_ids)
+                })
+
+            # 计算上一条和下一条
+            prev_meeting_id = all_meeting_ids[current_index - 1] if current_index > 0 else None
+            next_meeting_id = all_meeting_ids[current_index + 1] if current_index < len(all_meeting_ids) - 1 else None
+
+            return create_api_response(code="200", message="获取导航信息成功", data={
+                'prev_meeting_id': prev_meeting_id,
+                'next_meeting_id': next_meeting_id,
+                'current_index': current_index,
+                'total_count': len(all_meeting_ids)
+            })
+
+    except Exception as e:
+        return create_api_response(code="500", message=f"获取导航信息失败: {str(e)}")
+
 @router.get("/meetings/{meeting_id}/preview-data")
 def get_meeting_preview_data(meeting_id: int):
     """