76 lines
1.5 KiB
Go
76 lines
1.5 KiB
Go
package sensors
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import (
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"errors"
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"time"
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)
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func (s *Sensor) Validate() error {
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if s.SensorID == "" {
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return ErrInvalidSensorIdentifier
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}
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if s.SensorType == "" {
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return ErrInvalidSensorType
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}
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return nil
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}
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func (d *SensorData) Validate() error {
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if d.SensorID == "" {
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return ErrInvalidSensorIdentifier
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}
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if d.Value == nil {
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return ErrMissingValue
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}
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if d.Timestamp.IsZero() {
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d.Timestamp = time.Now()
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}
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return nil
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}
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func (d *SensorData) IsOutOfRangeAbove(sensor Sensor) bool {
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return *d.Value > sensor.ThresholdAbove
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}
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func (d *SensorData) IsOutOfRangeBelow(sensor Sensor) bool {
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return *d.Value < sensor.ThresholdBelow
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}
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func (r *SensorRequest) Validate() error {
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if r.SensorID == "" {
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return ErrInvalidSensorIdentifier
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}
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return nil
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}
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func (r *SensorDataRequest) Validate() error {
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if r.SensorID == "" {
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return ErrInvalidSensorIdentifier
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}
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if r.To == "" {
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r.To = time.Now().Format(time.RFC3339)
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} else {
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if _, err := time.Parse(time.RFC3339, r.To); err != nil {
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r.To = time.Now().Format(time.RFC3339)
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}
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}
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if r.From == "" {
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r.From = time.Now().AddDate(0, 0, -7).Format(time.RFC3339)
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} else {
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if _, err := time.Parse(time.RFC3339, r.From); err != nil {
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r.From = time.Now().AddDate(0, 0, -7).Format(time.RFC3339)
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}
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}
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return nil
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}
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var (
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ErrInvalidSensorIdentifier = errors.New("sensor identifier is required")
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ErrInvalidSensorType = errors.New("sensor type is required")
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ErrSensorNotFound = errors.New("sensor not found")
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ErrMissingValue = errors.New("sensor value no provided")
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)
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