64 lines
2.2 KiB
Python
64 lines
2.2 KiB
Python
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from flask import Blueprint, jsonify, g
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import sqlite3
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bp = Blueprint('shebei', __name__, url_prefix='/device')
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# 修正路由路径，移除空格
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@bp.route('/status-statistics', methods=['GET'])
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def get_device_status_statistics():
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"""
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获取设备状态统计信息，用于饼图展示
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"""
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try:
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db = g.get_db()
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cursor = db.execute('''
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SELECT status, COUNT(*) as count
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FROM device
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GROUP BY status
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''')
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status_counts = cursor.fetchall()
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total_devices = sum([count['count'] for count in status_counts])
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status_percentages = []
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status_color_mapping = {
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'normal': '#4bb118',
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'warning': '#faad14',
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'fault': '#f5222d',
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'offline': '#bfbfbf'
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}
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for status_count in status_counts:
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status = status_count['status']
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percentage = (status_count['count'] / total_devices) * 100
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color = status_color_mapping.get(status, '#bfbfbf')
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status_percentages.append({
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"status": status,
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"percentage": percentage,
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"color": color
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})
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return jsonify({"success": True, "data": status_percentages})
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except sqlite3.Error as e:
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return jsonify({"success": False, "message": f"数据库查询错误: {str(e)}"}), 500
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# 修正路由路径，移除空格
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@bp.route('/<int:device_id>/temperature-humidity-data', methods=['GET'])
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def get_device_temperature_humidity_data(device_id):
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"""
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获取指定设备的温湿度数据
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"""
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try:
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db = g.get_db()
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cursor = db.execute('''
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SELECT temperature, humidity, timestamp
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FROM temperature_data
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WHERE device_id =?
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''', (device_id,))
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data = cursor.fetchall()
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result = []
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for row in data:
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result.append({
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"temperature": row['temperature'],
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"humidity": row['humidity'],
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"timestamp": row['timestamp']
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})
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return jsonify({"success": True, "data": result})
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except sqlite3.Error as e:
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return jsonify({"success": False, "message": f"数据库查询错误: {str(e)}"}), 500
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