Files
pig-farm-controller/internal/infra/repository/device_command_log_repository.go
2025-10-18 15:33:39 +08:00

106 lines
3.5 KiB
Go

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