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package rides
import (
"database/sql"
"fmt"
"time"
"github.com/martinlehoux/biking_home/ride"
"github.com/martinlehoux/kagamigo/kcore"
)
type Ride struct {
ID int64
ExternalID string
GPXPath string
Name string
Type string
StartDate time.Time
DistanceM float64
MovingTimeS int64
ElapsedTimeS int64
TotalElevationGainM float64
AverageSpeedMps float64
cotacolScore *float64
cotacolAlgoVersion string
CreatedAt time.Time
UpdatedAt time.Time
}
type SortColumn string
const (
SortName SortColumn = "name"
SortStartDate SortColumn = "started"
SortDistance SortColumn = "distance"
SortMovingTime SortColumn = "moving_time"
SortElevation SortColumn = "elevation"
)
const columns = "id, external_id, gpx_path, name, type, start_date, distance_m, moving_time_s, elapsed_time_s, total_elevation_gain_m, average_speed_mps, cotacol_score, cotacol_algo_version, created_at, updated_at"
func Save(db *sql.DB, r Ride) error {
parsed, err := ride.ParseFile(ride.GPXRideParser{}, r.GPXPath)
if err != nil {
return fmt.Errorf("compute Cotacol for ride %q: %w", r.ExternalID, err)
}
cotacolScore := ride.Cotacol(parsed)
_, err = db.Exec(`
INSERT INTO rides (external_id, gpx_path, name, type, start_date, distance_m, moving_time_s, elapsed_time_s, total_elevation_gain_m, average_speed_mps, cotacol_score, cotacol_algo_version)
VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
ON CONFLICT(external_id) DO UPDATE SET
gpx_path = excluded.gpx_path,
name = excluded.name,
type = excluded.type,
start_date = excluded.start_date,
distance_m = excluded.distance_m,
moving_time_s = excluded.moving_time_s,
elapsed_time_s = excluded.elapsed_time_s,
total_elevation_gain_m = excluded.total_elevation_gain_m,
average_speed_mps = excluded.average_speed_mps,
cotacol_score = excluded.cotacol_score,
cotacol_algo_version = excluded.cotacol_algo_version,
updated_at = strftime('%Y-%m-%dT%H:%M:%SZ', 'now')
`, r.ExternalID, r.GPXPath, r.Name, r.Type, r.StartDate.UTC().Format(time.RFC3339), r.DistanceM, r.MovingTimeS, r.ElapsedTimeS, r.TotalElevationGainM, r.AverageSpeedMps, cotacolScore, ride.CotacolAlgorithmVersion)
return err
}
func Backfill(db *sql.DB) (int, error) {
rows, err := db.Query("SELECT " + columns + " FROM rides ORDER BY id")
if err != nil {
return 0, err
}
var pending []Ride
for rows.Next() {
item, err := scanRide(rows)
if err != nil {
rows.Close()
return 0, err
}
pending = append(pending, item)
}
if err := rows.Err(); err != nil {
rows.Close()
return 0, err
}
if err := rows.Close(); err != nil {
return 0, err
}
for i, item := range pending {
if err := Save(db, item); err != nil {
return i, fmt.Errorf("backfill ride %q: %w", item.ExternalID, err)
}
}
return len(pending), nil
}
func List(db *sql.DB) ([]Ride, error) {
return ListSorted(db, SortStartDate, true)
}
func ListSorted(db *sql.DB, column SortColumn, descending bool) ([]Ride, error) {
expression, ok := sortExpressions[column]
if !ok {
return nil, fmt.Errorf("invalid ride sort column %q", column)
}
direction := "ASC"
if descending {
direction = "DESC"
}
rows, err := db.Query("SELECT " + columns + " FROM rides ORDER BY " + expression + " " + direction + ", id DESC")
if err != nil {
return nil, err
}
defer rows.Close()
var rides []Ride
for rows.Next() {
ride, err := scanRide(rows)
if err != nil {
return nil, err
}
rides = append(rides, ride)
}
return rides, rows.Err()
}
var sortExpressions = map[SortColumn]string{
SortName: "name COLLATE NOCASE",
SortStartDate: "start_date",
SortDistance: "distance_m",
SortMovingTime: "moving_time_s",
SortElevation: "total_elevation_gain_m",
}
func GetByExternalID(db *sql.DB, externalID string) (Ride, bool, error) {
row := db.QueryRow("SELECT "+columns+" FROM rides WHERE external_id = ?", externalID)
ride, err := scanRide(row)
if err == sql.ErrNoRows {
return Ride{}, false, nil
}
if err != nil {
return Ride{}, false, err
}
return ride, true, nil
}
type scanner interface {
Scan(dest ...any) error
}
func scanRide(s scanner) (Ride, error) {
var (
ride Ride
startDate string
cotacolScore sql.NullFloat64
cotacolAlgoVersion sql.NullString
createdAt string
updatedAt string
)
err := s.Scan(&ride.ID, &ride.ExternalID, &ride.GPXPath, &ride.Name, &ride.Type, &startDate, &ride.DistanceM, &ride.MovingTimeS, &ride.ElapsedTimeS, &ride.TotalElevationGainM, &ride.AverageSpeedMps, &cotacolScore, &cotacolAlgoVersion, &createdAt, &updatedAt)
if err != nil {
return Ride{}, err
}
if cotacolScore.Valid {
ride.cotacolScore = &cotacolScore.Float64
}
if cotacolAlgoVersion.Valid {
ride.cotacolAlgoVersion = cotacolAlgoVersion.String
}
ride.StartDate, err = time.Parse(time.RFC3339, startDate)
if err != nil {
return Ride{}, kcore.Wrap(err, "invalid start_date in rides row")
}
ride.CreatedAt, err = time.Parse(time.RFC3339, createdAt)
if err != nil {
return Ride{}, kcore.Wrap(err, "invalid created_at in rides row")
}
ride.UpdatedAt, err = time.Parse(time.RFC3339, updatedAt)
if err != nil {
return Ride{}, kcore.Wrap(err, "invalid updated_at in rides row")
}
return ride, nil
}
func (r Ride) CotacolAlgorithmVersion() string {
return r.cotacolAlgoVersion
}
func (r Ride) CotacolScore() (float64, bool) {
if r.cotacolScore == nil {
return 0, false
}
return *r.cotacolScore, true
}
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