106 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			106 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| package repository
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| 
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| import (
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| 	"time"
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| 
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| 	"git.huangwc.com/pig/pig-farm-controller/internal/infra/models"
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| 	"gorm.io/gorm"
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| )
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| 
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| // DeviceCommandLogListOptions 定义了查询设备命令日志时的可选参数
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| type DeviceCommandLogListOptions struct {
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| 	DeviceID        *uint
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| 	ReceivedSuccess *bool
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| 	StartTime       *time.Time // 基于 sent_at 字段
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| 	EndTime         *time.Time // 基于 sent_at 字段
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| 	OrderBy         string     // 例如 "sent_at asc"
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| }
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| 
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| // DeviceCommandLogRepository 定义了设备下行命令历史记录的数据访问接口
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| type DeviceCommandLogRepository interface {
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| 	Create(record *models.DeviceCommandLog) error
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| 	FindByMessageID(messageID string) (*models.DeviceCommandLog, error)
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| 	UpdateAcknowledgedAt(messageID string, acknowledgedAt time.Time, receivedSuccess bool) error
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| 	// List 支持分页和过滤的列表查询
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| 	List(opts DeviceCommandLogListOptions, page, pageSize int) ([]models.DeviceCommandLog, int64, error)
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| }
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| 
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| // gormDeviceCommandLogRepository 是 DeviceCommandLogRepository 接口的 GORM 实现
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| type gormDeviceCommandLogRepository struct {
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| 	db *gorm.DB
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| }
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| 
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| // NewGormDeviceCommandLogRepository 创建一个新的 DeviceCommandLogRepository GORM 实现
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| func NewGormDeviceCommandLogRepository(db *gorm.DB) DeviceCommandLogRepository {
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| 	return &gormDeviceCommandLogRepository{db: db}
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| }
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| 
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| // Create 实现 DeviceCommandLogRepository 接口的 Create 方法
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| func (r *gormDeviceCommandLogRepository) Create(record *models.DeviceCommandLog) error {
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| 	return r.db.Create(record).Error
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| }
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| 
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| // FindByMessageID 实现 DeviceCommandLogRepository 接口的 FindByMessageID 方法
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| func (r *gormDeviceCommandLogRepository) FindByMessageID(messageID string) (*models.DeviceCommandLog, error) {
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| 	var record models.DeviceCommandLog
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| 	if err := r.db.Where("message_id = ?", messageID).First(&record).Error; err != nil {
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| 		return nil, err
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| 	}
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| 	return &record, nil
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| }
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| 
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| // UpdateAcknowledgedAt 实现 DeviceCommandLogRepository 接口的 UpdateAcknowledgedAt 方法
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| func (r *gormDeviceCommandLogRepository) UpdateAcknowledgedAt(messageID string, acknowledgedAt time.Time, receivedSuccess bool) error {
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| 	return r.db.Model(&models.DeviceCommandLog{}).
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| 		Where("message_id = ?", messageID).
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| 		Updates(map[string]interface{}{
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| 			"acknowledged_at":  acknowledgedAt,
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| 			"received_success": receivedSuccess,
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| 		}).Error
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| }
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| 
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| // List 实现了分页和过滤查询设备命令日志的功能
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| func (r *gormDeviceCommandLogRepository) List(opts DeviceCommandLogListOptions, page, pageSize int) ([]models.DeviceCommandLog, int64, error) {
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| 	// --- 校验分页参数 ---
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| 	if page <= 0 || pageSize <= 0 {
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| 		return nil, 0, ErrInvalidPagination
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| 	}
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| 
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| 	var results []models.DeviceCommandLog
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| 	var total int64
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| 
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| 	query := r.db.Model(&models.DeviceCommandLog{})
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| 
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| 	// --- 应用过滤条件 ---
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| 	if opts.DeviceID != nil {
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| 		query = query.Where("device_id = ?", *opts.DeviceID)
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| 	}
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| 	if opts.ReceivedSuccess != nil {
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| 		query = query.Where("received_success = ?", *opts.ReceivedSuccess)
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| 	}
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| 	if opts.StartTime != nil {
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| 		query = query.Where("sent_at >= ?", *opts.StartTime)
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| 	}
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| 	if opts.EndTime != nil {
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| 		query = query.Where("sent_at <= ?", *opts.EndTime)
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| 	}
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| 
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| 	// --- 计算总数 ---
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| 	if err := query.Count(&total).Error; err != nil {
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| 		return nil, 0, err
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| 	}
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| 
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| 	// --- 应用排序条件 ---
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| 	orderBy := "sent_at DESC" // 默认排序
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| 	if opts.OrderBy != "" {
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| 		orderBy = opts.OrderBy
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| 	}
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| 	query = query.Order(orderBy)
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| 
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| 	// --- 分页 ---
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| 	offset := (page - 1) * pageSize
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| 	err := query.Limit(pageSize).Offset(offset).Find(&results).Error
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| 
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| 	return results, total, err
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| }
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