func HistoryHandler(db *models.Mysql) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
log.Println("Request /hist:", r)
sensor := r.FormValue("sensor")
if len(sensor) == 0 {
return
}
dimensions, err := db.History(sensor)
if err != nil {
return
}
val := "?(["
s := ""
for _, d := range dimensions {
val += fmt.Sprintf("[Date(\"%s\"),%f]%s\n", d.Timestamp, float64(d.Value)/1000.0, s)
//val += "[Date(" + string(d.Timestamp) + ")," + d.Value/1000.0 + "]" + s + "\n"
s = ","
}
val += "]);"
// b, err := json.Marshal(dimensions)
// if err != nil {
// return
// }
fmt.Fprintf(w, "%s", val)
})
}
