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nxxmdata/backend/create-sensor-data.js

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const { SensorData } = require('./models');
const sequelize = require('./config/database');
async function createSensorData() {
try {
await sequelize.authenticate();
console.log('数据库连接成功');
// 创建过去24小时的温度和湿度数据
const now = new Date();
const sensorDataList = [];
// 生成过去24小时的数据每小时一条记录
for (let i = 23; i >= 0; i--) {
const timestamp = new Date(now.getTime() - i * 60 * 60 * 1000);
// 温度数据 (20-30度之间随机)
const temperature = 20 + Math.random() * 10;
sensorDataList.push({
device_id: 1,
farm_id: 1,
sensor_type: 'temperature',
value: parseFloat(temperature.toFixed(1)),
unit: '°C',
timestamp: timestamp,
created_at: timestamp,
updated_at: timestamp
});
// 湿度数据 (50-80%之间随机)
const humidity = 50 + Math.random() * 30;
sensorDataList.push({
device_id: 1,
farm_id: 1,
sensor_type: 'humidity',
value: parseFloat(humidity.toFixed(1)),
unit: '%',
timestamp: timestamp,
created_at: timestamp,
updated_at: timestamp
});
}
// 批量插入数据
await SensorData.bulkCreate(sensorDataList);
console.log(`成功创建 ${sensorDataList.length} 条传感器数据`);
// 验证数据
const count = await SensorData.count();
console.log(`传感器数据总数: ${count}`);
const temperatureCount = await SensorData.count({
where: { sensor_type: 'temperature' }
});
console.log(`温度数据条数: ${temperatureCount}`);
const humidityCount = await SensorData.count({
where: { sensor_type: 'humidity' }
});
console.log(`湿度数据条数: ${humidityCount}`);
} catch (error) {
console.error('创建传感器数据失败:', error);
} finally {
await sequelize.close();
}
}
createSensorData();