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controller_measures.go
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/
controller_measures.go
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package main
import (
"fmt"
"net/http"
"time"
. "github.com/asymmetricia/vator/log"
"github.com/asymmetricia/vator/models"
"github.com/asymmetricia/withings"
"go.etcd.io/bbolt"
)
func MeasuresHandler(db *bbolt.DB) func(http.ResponseWriter, *http.Request) {
return func(rw http.ResponseWriter, req *http.Request) {
u, err := models.LoadUserRequest(db, req)
if err != nil {
Bail(rw, req, err, http.StatusInternalServerError)
return
}
for _, w := range u.Weights {
if w.Date.Before(time.Now().Add(-14 * 24 * time.Hour)) {
continue
}
if _, err := fmt.Fprintln(rw, w.Date, " ", u.FormatKg(w.Kgs)); err != nil {
Log.Errorf("writing output to user: %s", err)
return
}
}
}
}
var minBackfill = time.Date(2008, time.January, 0, 0, 0, 0, 0, time.UTC)
func BackfillMeasures(db *bbolt.DB, withings *withings.Client) {
for _, u := range models.GetUsers(db) {
if u.BackFillDate.IsZero() {
Log.Debugf("initializing backfill for %q", u.Username)
u.BackFillDate = time.Now()
}
if u.BackFillDate.Before(minBackfill) {
Log.Debugf("backfill complete for %q -> %s", u.Username, u.BackFillDate)
continue
}
before := len(u.Weights)
bfFrom := u.BackFillDate.Add(-365 * 24 * time.Hour)
bfTo := u.BackFillDate
err := u.GetWeights(db, withings, bfFrom, bfTo)
if err == nil {
u.BackFillDate = bfFrom
err = u.Save(db)
}
if err != nil {
Log.Warningf("error backfilling weights for %q: %s", u.Username, err)
return
}
if before != len(u.Weights) {
Log.Debugf("fetched %d old weights for %q", len(u.Weights)-before,
u.Username)
}
}
}
func ScanMeasures(db *bbolt.DB, withings *withings.Client, twilio *models.Twilio) {
for _, u := range models.GetUsers(db) {
if u.LastWeight.IsZero() {
u.LastWeight = time.Now().AddDate(0, 0, -37)
}
before := len(u.Weights)
err := u.GetWeights(db, withings, u.LastWeight.Add(time.Minute), time.Now())
if err != nil {
Log.Warningf("error getting weights for %q: %s", u.Username, err)
continue
}
if len(u.Weights) != before {
Log.Debugf("%q: %d weights before update, %d after; sending toast",
u.Username, before, len(u.Weights))
go u.Toast(twilio)
} else {
Log.Debugf("no new weights for %q", u.Username)
}
go u.Summary(twilio, db, false)
}
}