48 lines
920 B
Go
48 lines
920 B
Go
package services
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type SensorsService struct {
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ctx *Context
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}
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type sensorItem struct {
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Sensor string `json:"sensor"`
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LastUpdate string `json:"lastUpdate"`
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Config map[string]string `json:"config"`
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}
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func (s *SensorsService) GetList() ([]sensorItem, error) {
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var sensors []sensorItem
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var sensor string
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var lastUpdate string
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rows, err := s.ctx.DB.Query("SELECT sensor, MAX(timestamp) last_update FROM sensor_values GROUP BY sensor")
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if err != nil {
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return nil, err
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}
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defer rows.Close()
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for rows.Next() {
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err := rows.Scan(&sensor, &lastUpdate)
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if err != nil {
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return nil, err
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}
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config, err := s.ctx.Services.SensorConfig.GetValues(sensor)
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if err != nil {
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return nil, err
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}
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sensors = append(sensors, sensorItem{Sensor: sensor, LastUpdate: lastUpdate, Config: config})
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}
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err = rows.Err()
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if err != nil {
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return nil, err
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}
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return sensors, nil
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}
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