调整目录结构
This commit is contained in:
167
internal/domain/task/release_feed_weight_task.go
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167
internal/domain/task/release_feed_weight_task.go
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package task
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import (
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"encoding/json"
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"fmt"
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"time"
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"git.huangwc.com/pig/pig-farm-controller/internal/domain/device"
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"git.huangwc.com/pig/pig-farm-controller/internal/infra/logs"
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"git.huangwc.com/pig/pig-farm-controller/internal/infra/models"
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"git.huangwc.com/pig/pig-farm-controller/internal/infra/repository"
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)
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// ReleaseFeedWeightTaskParams 定义了 ReleaseFeedWeightTask 的参数结构
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type ReleaseFeedWeightTaskParams struct {
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ReleaseWeight float64 `json:"release_weight"` // 需要释放的重量
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FeedPortDeviceID uint `json:"feed_port_device_id"` // 下料口ID
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MixingTankDeviceID uint `json:"mixing_tank_device_id"` // 称重传感器ID
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}
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// ReleaseFeedWeightTask 是一个控制下料口释放指定重量的任务
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type ReleaseFeedWeightTask struct {
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deviceRepo repository.DeviceRepository
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sensorDataRepo repository.SensorDataRepository
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claimedLog *models.TaskExecutionLog
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feedPortDevice *models.Device
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releaseWeight float64
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mixingTankDeviceID uint
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feedPort device.Service
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logger *logs.Logger
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}
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// NewReleaseFeedWeightTask 创建一个新的 ReleaseFeedWeightTask 实例
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func NewReleaseFeedWeightTask(
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claimedLog *models.TaskExecutionLog,
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sensorDataRepo repository.SensorDataRepository,
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deviceRepo repository.DeviceRepository,
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deviceService device.Service,
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logger *logs.Logger,
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) Task {
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return &ReleaseFeedWeightTask{
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claimedLog: claimedLog,
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deviceRepo: deviceRepo,
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sensorDataRepo: sensorDataRepo,
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feedPort: deviceService, // 直接注入
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logger: logger,
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}
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}
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func (r *ReleaseFeedWeightTask) Execute() error {
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r.logger.Infof("任务 %v: 开始执行, 日志ID: %v", r.claimedLog.TaskID, r.claimedLog.ID)
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if err := r.parseParameters(); err != nil {
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return err
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}
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weight, err := r.getNowWeight()
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if err != nil {
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return err
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}
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if err = r.feedPort.Switch(r.feedPortDevice, device.DeviceActionStart); err != nil {
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r.logger.Errorf("启动下料口(id=%v)失败: %v , 日志ID: %v", r.feedPortDevice.ID, err, r.claimedLog.ID)
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return err
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}
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targetWeight := weight - r.releaseWeight
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errCount := 1
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// TODO 这个判断有延迟, 尤其是LoRa通信本身延迟较高, 可以考虑根据信号质量或其他指标提前发送停止命令
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for targetWeight <= weight {
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weight, err = r.getNowWeight()
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if err != nil {
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errCount++
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if errCount > 3 { // 如果连续三次没成功采集到重量数据,则认为计划执行失败
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r.logger.Errorf("获取当前计划执行日志(id=%v)的当前搅拌罐重量失败: %v, 任务结束", r.claimedLog.ID, err)
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return err
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}
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r.logger.Warnf("第%v次尝试获取当前计划执行日志(id=%v)的当前搅拌罐重量失败: %v", errCount, r.claimedLog.ID, err)
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continue
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}
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time.Sleep(100 * time.Millisecond)
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}
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if err = r.feedPort.Switch(r.feedPortDevice, device.DeviceActionStop); err != nil {
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r.logger.Errorf("关闭下料口(id=%v)失败: %v , 日志ID: %v", r.feedPortDevice.ID, err, r.claimedLog.ID)
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return err
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}
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r.logger.Infof("完成计划执行日志(id=%v)的当前计划, 完成下料 %vkg, 搅拌罐剩余重量 %vkg", r.claimedLog.ID, r.releaseWeight, weight)
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return nil
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}
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// 获取当前搅拌罐重量
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func (r *ReleaseFeedWeightTask) getNowWeight() (float64, error) {
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sensorData, err := r.sensorDataRepo.GetLatestSensorDataByDeviceIDAndSensorType(r.mixingTankDeviceID, models.SensorTypeWeight)
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if err != nil {
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r.logger.Errorf("获取设备 %v 最新传感器数据失败: %v , 日志ID: %v", r.mixingTankDeviceID, err, r.claimedLog.ID)
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return 0, err
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}
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if sensorData == nil {
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return 0, fmt.Errorf("未找到设备 %v 的最新重量传感器数据", r.mixingTankDeviceID)
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}
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wg := &models.WeightData{}
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err = json.Unmarshal(sensorData.Data, wg)
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if err != nil {
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r.logger.Errorf("反序列化设备 %v 最新传感器数据失败: %v , 日志ID: %v", r.mixingTankDeviceID, err, r.claimedLog.ID)
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return 0, err
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}
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return wg.WeightKilograms, nil
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}
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func (r *ReleaseFeedWeightTask) parseParameters() error {
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if r.claimedLog.Task.Parameters == nil {
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r.logger.Errorf("任务 %v: 缺少参数", r.claimedLog.TaskID)
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return fmt.Errorf("任务 %v: 参数不全", r.claimedLog.TaskID)
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}
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var params ReleaseFeedWeightTaskParams
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err := r.claimedLog.Task.ParseParameters(¶ms)
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if err != nil {
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r.logger.Errorf("任务 %v: 解析参数失败: %v", r.claimedLog.TaskID, err)
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return fmt.Errorf("任务 %v: 解析参数失败: %v", r.claimedLog.TaskID, err)
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}
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// 校验参数是否存在
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if params.ReleaseWeight == 0 {
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r.logger.Errorf("任务 %v: 参数 release_weight 缺失或无效", r.claimedLog.TaskID)
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return fmt.Errorf("任务 %v: 参数 release_weight 缺失或无效", r.claimedLog.TaskID)
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}
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if params.FeedPortDeviceID == 0 {
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r.logger.Errorf("任务 %v: 参数 feed_port_device_id 缺失或无效", r.claimedLog.TaskID)
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return fmt.Errorf("任务 %v: 参数 feed_port_device_id 缺失或无效", r.claimedLog.TaskID)
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}
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if params.MixingTankDeviceID == 0 {
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r.logger.Errorf("任务 %v: 参数 mixing_tank_device_id 缺失或无效", r.claimedLog.TaskID)
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return fmt.Errorf("任务 %v: 参数 mixing_tank_device_id 缺失或无效", r.claimedLog.TaskID)
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}
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r.releaseWeight = params.ReleaseWeight
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r.mixingTankDeviceID = params.MixingTankDeviceID
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r.feedPortDevice, err = r.deviceRepo.FindByID(params.FeedPortDeviceID)
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if err != nil {
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r.logger.Errorf("任务 %v: 获取设备信息失败: %v", r.claimedLog.TaskID, err)
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return fmt.Errorf("任务 %v: 获取设备信息失败: %v", r.claimedLog.TaskID, err)
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}
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return nil
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}
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func (r *ReleaseFeedWeightTask) OnFailure(executeErr error) {
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r.logger.Errorf("开始善后处理, 日志ID:%v", r.claimedLog.ID)
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if r.feedPort != nil {
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err := r.feedPort.Switch(r.feedPortDevice, device.DeviceActionStop)
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if err != nil {
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r.logger.Errorf("[严重] 下料口停止失败, 日志ID: %v, 错误: %v", r.claimedLog.ID, err)
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}
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} else {
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r.logger.Warnf("[警告] 下料口通信器尚未初始化, 不进行任何操作, 日志ID: %v", r.claimedLog.ID)
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}
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r.logger.Errorf("善后处理完成, 日志ID:%v", r.claimedLog.ID)
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}
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