feat: Phase 1 - 核心功能实现

app/routes/stats.py

@@ -0,0 +1,67 @@
+"""
+统计路由
+"""
+from flask import Blueprint, jsonify
+from flask_jwt_extended import jwt_required
+from app.models import db, User, Session, Agent, Gateway, Message
+from sqlalchemy import func
+
+stats_bp = Blueprint('stats', __name__)
+
+
+@stats_bp.route('/', methods=['GET'])
+@jwt_required()
+def get_stats():
+    """获取系统统计信息"""
+    stats = {
+        'users': User.query.count(),
+        'sessions': Session.query.filter_by(status='active').count(),
+        'agents': Agent.query.filter_by(status='online').count(),
+        'gateways': Gateway.query.filter_by(status='online').count(),
+        'messages': Message.query.count(),
+    }
+    
+    return jsonify({'stats': stats}), 200
+
+
+@stats_bp.route('/sessions', methods=['GET'])
+@jwt_required()
+def get_session_stats():
+    """获取会话统计"""
+    stats = {
+        'total': Session.query.count(),
+        'active': Session.query.filter_by(status='active').count(),
+        'closed': Session.query.filter_by(status='closed').count(),
+        'paused': Session.query.filter_by(status='paused').count(),
+    }
+    
+    return jsonify({'stats': stats}), 200
+
+
+@stats_bp.route('/messages', methods=['GET'])
+@jwt_required()
+def get_message_stats():
+    """获取消息统计"""
+    stats = {
+        'total': Message.query.count(),
+        'sent': Message.query.filter_by(status='sent').count(),
+        'delivered': Message.query.filter_by(status='delivered').count(),
+        'read': Message.query.filter_by(status='read').count(),
+        'failed': Message.query.filter_by(status='failed').count(),
+    }
+    
+    return jsonify({'stats': stats}), 200
+
+
+@stats_bp.route('/agents', methods=['GET'])
+@jwt_required()
+def get_agent_stats():
+    """获取 Agent 统计"""
+    stats = {
+        'total': Agent.query.count(),
+        'online': Agent.query.filter_by(status='online').count(),
+        'offline': Agent.query.filter_by(status='offline').count(),
+        'busy': Agent.query.filter_by(status='busy').count(),
+    }
+    
+    return jsonify({'stats': stats}), 200