管理后台 server 使用蓝图模式，降低维护成本，降低修改功能时对其他模块的影响

admin/dashboard/blueprints/stats.py

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+from flask import Blueprint, render_template, jsonify, request
+from .auth import login_required
+import logging
+from datetime import datetime
+from flask import current_app
+
+# 创建统计数据蓝图
+stats_bp = Blueprint('stats', __name__)
+logger = logging.getLogger("StatsBlueprint")
+
+# 页面路由
+@stats_bp.route('/plugins')
+@login_required
+def plugins():
+    return render_template('plugins.html')
+
+@stats_bp.route('/users')
+@login_required
+def users_page():
+    return render_template('users.html')
+
+@stats_bp.route('/groups')
+@login_required
+def groups():
+    return render_template('groups.html')
+
+@stats_bp.route('/errors')
+@login_required
+def errors():
+    return render_template('errors.html')
+
+# API路由
+@stats_bp.route('/api/user_stats')
+@login_required
+def api_user_stats():
+    try:
+        server = stats_bp.server
+        days = request.args.get('days', 7, type=int)
+        limit = request.args.get('limit', 10, type=int)
+        stats = server.stats_db.get_user_stats(days, limit)
+
+        # 将用户ID转换为名称
+        for item in stats:
+            if 'user_id' in item:
+                user_id = item['user_id']
+                item['user_name'] = server.contact_manager.get_nickname(user_id)
+
+        return jsonify({"success": True, "data": stats})
+    except Exception as e:
+        logger.error(f"获取用户统计失败: {e}")
+        return jsonify({"success": False, "error": str(e)}), 500
+
+@stats_bp.route('/api/group_stats')
+@login_required
+def api_group_stats():
+    try:
+        server = stats_bp.server
+        days = request.args.get('days', 7, type=int)
+        limit = request.args.get('limit', 10, type=int)
+        stats = server.stats_db.get_group_stats(days, limit)
+
+        # 将群ID转换为名称
+        for item in stats:
+            if 'group_id' in item:
+                group_id = item['group_id']
+                item['group_name'] = server.contact_manager.get_nickname(group_id)
+
+        return jsonify({"success": True, "data": stats})
+    except Exception as e:
+        logger.error(f"获取群组统计失败: {e}")
+        return jsonify({"success": False, "error": str(e)}), 500
+
+@stats_bp.route('/api/plugin_stats')
+@login_required
+def api_plugin_stats():
+    try:
+        server = stats_bp.server
+        days = request.args.get('days', 7, type=int)
+        stats = server.stats_db.get_plugin_stats(days)
+        return jsonify({"success": True, "data": stats})
+    except Exception as e:
+        logger.error(f"获取插件统计失败: {e}")
+        return jsonify({"success": False, "error": str(e)}), 500
+
+@stats_bp.route('/api/error_logs')
+@login_required
+def api_error_logs():
+    try:
+        server = stats_bp.server
+        days = request.args.get('days', 7, type=int)
+        limit = request.args.get('limit', 100, type=int)
+        logs = server.stats_db.get_error_logs(days, limit)
+        return jsonify({"success": True, "data": logs})
+    except Exception as e:
+        logger.error(f"获取错误日志失败: {e}")
+        return jsonify({"success": False, "error": str(e)}), 500
+
+@stats_bp.route('/api/dashboard_summary')
+@login_required
+def api_dashboard_summary():
+    try:
+        server = current_app.dashboard_server
+        days = request.args.get('days', 7, type=int)
+        summary = server.stats_db.get_dashboard_summary(days)
+
+        # 转换用户和群组ID为名称
+        if 'top_users' in summary:
+            for user in summary['top_users']:
+                if 'user_id' in user:
+                    user['user_name'] = server.contact_manager.get_nickname(user['user_id'])
+
+        if 'top_groups' in summary:
+            for group in summary['top_groups']:
+                if 'group_id' in group:
+                    group['group_name'] = server.contact_manager.get_nickname(group['group_id'])
+
+        return jsonify({"success": True, "data": summary})
+    except Exception as e:
+        logger.error(f"获取仪表盘摘要数据出错: {e}")
+        return jsonify({"success": False, "error": str(e)}), 500
+
+@stats_bp.route('/api/plugin_trend')
+@login_required
+def api_plugin_trend():
+    try:
+        server = stats_bp.server
+        days = request.args.get('days', 7, type=int)
+        plugin_name = request.args.get('plugin_name', '')
+        trend = server.stats_db.get_plugin_trend(plugin_name, days)
+        return jsonify({"success": True, "data": trend})
+    except Exception as e:
+        logger.error(f"获取插件趋势失败: {e}")
+        return jsonify({"success": False, "error": str(e)}), 500
+
+@stats_bp.route('/api/error_detail/<int:error_id>')
+@login_required
+def api_error_detail(error_id):
+    try:
+        server = stats_bp.server
+        detail = server.stats_db.get_error_detail(error_id)
+        return jsonify({"success": True, "data": detail})
+    except Exception as e:
+        logger.error(f"获取错误详情失败: {e}")
+        return jsonify({"success": False, "error": str(e)}), 500