Files
wanderer/db/integrations/strava/strava.go
2025-09-12 17:48:41 +02:00

653 lines
17 KiB
Go

package strava
import (
"bytes"
"encoding/json"
"errors"
"fmt"
"io"
"net/http"
"os"
"strconv"
"time"
"github.com/pocketbase/dbx"
"github.com/pocketbase/pocketbase/core"
"github.com/pocketbase/pocketbase/tools/filesystem"
"github.com/pocketbase/pocketbase/tools/security"
"github.com/tkrajina/gpxgo/gpx"
"github.com/twpayne/go-polyline"
)
type StravaApi struct {
AceessToken string
}
func SyncStrava(app core.App) error {
integrations, err := app.FindAllRecords("integrations", dbx.NewExp("true"))
if err != nil {
return err
}
for _, i := range integrations {
encryptionKey := os.Getenv("POCKETBASE_ENCRYPTION_KEY")
if len(encryptionKey) == 0 {
return errors.New("POCKETBASE_ENCRYPTION_KEY not set")
}
userId := i.GetString("user")
actor, err := app.FindFirstRecordByData("activitypub_actors", "user", userId)
if err != nil {
warning := fmt.Sprintf("no actor found for user: %s\n", userId)
fmt.Print(warning)
app.Logger().Warn(warning)
continue
}
actorId := actor.Id
stravaString := i.GetString("strava")
var stravaIntegration StravaIntegration
err = json.Unmarshal([]byte(stravaString), &stravaIntegration)
if err != nil {
return err
}
if !stravaIntegration.Active || stravaIntegration.RefreshToken == "" {
continue
}
decryptedSecret, err := security.Decrypt(stravaIntegration.ClientSecret, encryptionKey)
if err != nil {
return err
}
decryptedRefreshToken, err := security.Decrypt(stravaIntegration.RefreshToken, encryptionKey)
if err != nil {
return err
}
request := RefreshTokenRequest{
ClientID: stravaIntegration.ClientID,
ClientSecret: string(decryptedSecret),
RefreshToken: string(decryptedRefreshToken),
GrantType: "refresh_token",
}
r, err := GetStravaToken(request)
if err != nil {
warning := fmt.Sprintf("error refreshing strava access token: %v\n", err)
fmt.Print(warning)
app.Logger().Warn(warning)
continue
}
if r.AccessToken != "" {
stravaIntegration.AccessToken = r.AccessToken
}
if r.RefreshToken != "" {
stravaIntegration.RefreshToken = r.RefreshToken
}
if r.AccessToken != "" {
stravaIntegration.ExpiresAt = r.ExpiresAt
}
b, err := json.Marshal(stravaIntegration)
if err != nil {
return err
}
i.Set("strava", string(b))
err = app.Save(i)
if err != nil {
return err
}
if stravaIntegration.Routes {
page := 1
hasNewRoutes := true
for hasNewRoutes {
routes, err := fetchStravaRoutes(r.AccessToken, page)
page += 1
if err != nil {
warning := fmt.Sprintf("error fetching routes from strava: %v\n", err)
fmt.Print(warning)
app.Logger().Warn(warning)
break
}
hasNewRoutes, err = syncTrailsWithRoutes(app, r.AccessToken, userId, actorId, routes)
if err != nil {
warning := fmt.Sprintf("error syncing strava routes with trails: %v\n", err)
fmt.Print(warning)
app.Logger().Warn(warning)
continue
}
}
}
if stravaIntegration.Activities {
page := 1
hasNewActivities := true
for hasNewActivities {
activities, err := fetchStravaActivities(r.AccessToken, page)
page += 1
if err != nil {
warning := fmt.Sprintf("error fetching activities from strava: %v", err)
fmt.Print(warning)
app.Logger().Warn(warning)
break
}
hasNewActivities, err = syncTrailsWithActivities(app, r.AccessToken, userId, actorId, activities)
if err != nil {
warning := fmt.Sprintf("error syncing strava activities with trails: %v", err)
fmt.Print(warning)
app.Logger().Warn(warning)
continue
}
}
}
}
return nil
}
func GetStravaToken(request any) (*RefreshTokenResponse, error) {
const stravaTokenURL = "https://www.strava.com/oauth/token"
requestBody, err := json.Marshal(request)
if err != nil {
return nil, err
}
req, err := http.NewRequest("POST", stravaTokenURL, bytes.NewBuffer(requestBody))
if err != nil {
return nil, err
}
req.Header.Set("Content-Type", "application/json")
client := &http.Client{}
resp, err := client.Do(req)
if err != nil {
return nil, err
}
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
return nil, fmt.Errorf("failed to get token: received status %d", resp.StatusCode)
}
var tokenResponse RefreshTokenResponse
if err := json.NewDecoder(resp.Body).Decode(&tokenResponse); err != nil {
return nil, err
}
return &tokenResponse, nil
}
func fetchStravaRoutes(accessToken string, page int) ([]StravaRoute, error) {
stravaRoutesURL := fmt.Sprintf("https://www.strava.com/api/v3/athlete/routes?page=%d", page)
req, err := http.NewRequest("GET", stravaRoutesURL, nil)
if err != nil {
return nil, err
}
req.Header.Set("Authorization", "Bearer "+accessToken)
client := &http.Client{}
resp, err := client.Do(req)
if err != nil {
return nil, err
}
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
return nil, fmt.Errorf("failed to fetch routes: received status %d", resp.StatusCode)
}
var routes []StravaRoute
if err := json.NewDecoder(resp.Body).Decode(&routes); err != nil {
return nil, err
}
return routes, nil
}
func fetchStravaActivities(accessToken string, page int) ([]StravaActivity, error) {
stravaRoutesURL := fmt.Sprintf("https://www.strava.com/api/v3/athlete/activities?page=%d", page)
req, err := http.NewRequest("GET", stravaRoutesURL, nil)
if err != nil {
return nil, err
}
req.Header.Set("Authorization", "Bearer "+accessToken)
client := &http.Client{}
resp, err := client.Do(req)
if err != nil {
return nil, err
}
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
return nil, fmt.Errorf("failed to fetch activities: received status %d", resp.StatusCode)
}
var activities []StravaActivity
if err := json.NewDecoder(resp.Body).Decode(&activities); err != nil {
return nil, err
}
return activities, nil
}
func syncTrailsWithRoutes(app core.App, accessToken string, user string, actor string, routes []StravaRoute) (bool, error) {
hasNewRoutes := false
for _, route := range routes {
trails, err := app.FindRecordsByFilter("trails", "external_id = {:id}", "", 1, 0, dbx.Params{"id": route.IDStr})
if err != nil {
return hasNewRoutes, err
}
if len(trails) != 0 {
continue
}
hasNewRoutes = true
gpx, err := fetchRouteGPX(route, accessToken)
if err != nil {
app.Logger().Warn(fmt.Sprintf("Unable to fetch GPX for route '%s': %v", route.Name, err))
continue
}
trailid, err := createTrailFromRoute(app, route, gpx, actor)
if err != nil {
app.Logger().Warn(fmt.Sprintf("Unable to create trail for route '%s': %v", route.Name, err))
continue
}
err = createWaypointsFromRoute(app, route, user, trailid)
if err != nil {
app.Logger().Warn(fmt.Sprintf("Unable to create waypoints for route '%s': %v", route.Name, err))
continue
}
}
return hasNewRoutes, nil
}
func fetchRouteGPX(route StravaRoute, accessToken string) (*filesystem.File, error) {
url := fmt.Sprintf("https://www.strava.com/api/v3/routes/%s/export_gpx", route.IDStr)
req, err := http.NewRequest("GET", url, nil)
if err != nil {
return nil, err
}
req.Header.Set("Authorization", "Bearer "+accessToken)
client := &http.Client{}
resp, err := client.Do(req)
if err != nil {
return nil, err
}
defer func() {
if resp.Body != nil {
resp.Body.Close()
}
}()
if resp.StatusCode != http.StatusOK {
return nil, fmt.Errorf("failed to fetch GPX: received status %d", resp.StatusCode)
}
var buf bytes.Buffer
_, err = io.Copy(&buf, resp.Body)
if err != nil {
return nil, err
}
gpxFile, err := filesystem.NewFileFromBytes(buf.Bytes(), route.Name+".gpx")
if err != nil {
return nil, err
}
return gpxFile, nil
}
func createTrailFromRoute(app core.App, route StravaRoute, gpx *filesystem.File, actor string) (string, error) {
trailid := security.RandomStringWithAlphabet(core.DefaultIdLength, core.DefaultIdAlphabet)
collection, err := app.FindCollectionByNameOrId("trails")
if err != nil {
return "", err
}
record := core.NewRecord(collection)
buf := []byte(route.Map.SummaryPolyline)
coords, _, _ := polyline.DecodeCoords(buf)
var lat, lon float64
if len(coords) > 0 && len(coords[0]) >= 2 {
lat = coords[0][0]
lon = coords[0][1]
} else {
app.Logger().Warn("Warning: No coordinates available, setting lat/lon to 0")
lat, lon = 0, 0
}
bikeCategory, _ := app.FindFirstRecordByData("categories", "name", "Biking")
hikeCategory, _ := app.FindFirstRecordByData("categories", "name", "Walking")
category := ""
if route.Type == 1 && bikeCategory != nil {
category = bikeCategory.Id
} else if route.Type == 2 && hikeCategory != nil {
category = hikeCategory.Id
}
record.Load(map[string]any{
"id": trailid,
"name": route.Name,
"description": route.Description,
"public": !route.Private,
"distance": route.Distance,
"elevation_gain": route.ElevationGain,
"duration": route.EstimatedMovingTime,
"date": time.Unix(int64(route.Timestamp), 0),
"external_provider": "strava",
"external_id": route.IDStr,
"lat": lat,
"lon": lon,
"difficulty": "easy",
"category": category,
"author": actor,
})
if gpx != nil {
record.Set("gpx", gpx)
}
if err := app.Save(record); err != nil {
return "", err
}
return trailid, err
}
func createWaypointsFromRoute(app core.App, route StravaRoute, user string, trailid string) error {
collection, err := app.FindCollectionByNameOrId("waypoints")
if err != nil {
return err
}
for i, wp := range route.Waypoints {
record := core.NewRecord(collection)
record.Set("name", strconv.Itoa(i))
record.Set("description", wp.Description)
record.Set("lat", wp.Latlng[0])
record.Set("lon", wp.Latlng[1])
record.Set("icon", "circle")
record.Set("author", user)
record.Set("distance_from_start", wp.DistanceIntoRoute)
record.Set("trail", trailid)
if err := app.Save(record); err != nil {
return err
}
}
return nil
}
func syncTrailsWithActivities(app core.App, accessToken string, user string, actor string, activities []StravaActivity) (bool, error) {
hasNewActivites := false
for _, activity := range activities {
trails, err := app.FindRecordsByFilter("trails", "external_id = {:id}", "", 1, 0, dbx.Params{"id": strconv.Itoa(int(activity.ID))})
if err != nil {
return hasNewActivites, err
}
if len(trails) != 0 {
continue
}
hasNewActivites = true
detailedActivity, err := fetchDetailedActivity(activity, accessToken)
if err != nil {
app.Logger().Warn(fmt.Sprintf("Unable to fetch detailed activity '%s': %v", activity.Name, err))
continue
}
gpx, err := generateActivityGPX(detailedActivity, accessToken)
if err != nil {
app.Logger().Warn(fmt.Sprintf("Unable to fetch GPX for activity '%s': %v", activity.Name, err))
continue
}
err = createTrailFromActivity(app, detailedActivity, gpx, actor)
if err != nil {
app.Logger().Warn(fmt.Sprintf("Unable to create trail from activity '%s': %v", activity.Name, err))
continue
}
}
return hasNewActivites, nil
}
func fetchDetailedActivity(activity StravaActivity, accessToken string) (*DetailedStravaActivity, error) {
url := fmt.Sprintf("https://www.strava.com/api/v3/activities/%d", activity.ID)
req, err := http.NewRequest("GET", url, nil)
if err != nil {
return nil, err
}
req.Header.Set("Authorization", "Bearer "+accessToken)
client := &http.Client{}
resp, err := client.Do(req)
if err != nil {
return nil, err
}
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
return nil, fmt.Errorf("failed to fetch activity: received status %d", resp.StatusCode)
}
var detailedActivity DetailedStravaActivity
if err := json.NewDecoder(resp.Body).Decode(&detailedActivity); err != nil {
return nil, err
}
return &detailedActivity, nil
}
func createTrailFromActivity(app core.App, activity *DetailedStravaActivity, gpx *filesystem.File, user string) error {
if len(activity.StartLatlng) < 2 {
return nil
}
collection, err := app.FindCollectionByNameOrId("trails")
if err != nil {
return err
}
var photo *filesystem.File
if len(activity.Photos.Primary.Urls.Num600) > 0 {
photo, err = fetchActivityPhoto(activity)
if err != nil {
return err
}
}
record := core.NewRecord(collection)
activityMap := map[string]string{
"AlpineSki": "Skiing",
"BackcountrySki": "Skiing",
"Canoeing": "Canoeing",
"Crossfit": "Workout",
"EBikeRide": "Biking",
"Elliptical": "Workout",
"Golf": "Walking",
"Handcycle": "Biking",
"Hike": "Hiking",
"IceSkate": "Skiing",
"InlineSkate": "Biking",
"Kayaking": "Canoeing",
"Kitesurf": "Canoeing",
"NordicSki": "Skiing",
"Ride": "Biking",
"RockClimbing": "Climbing",
"RollerSki": "Skiing",
"Rowing": "Canoeing",
"Run": "Walking",
"Sail": "Canoeing",
"Skateboard": "Walking",
"Snowboard": "Skiing",
"Snowshoe": "Hiking",
"Soccer": "Workout",
"StairStepper": "Workout",
"StandUpPaddling": "Canoeing",
"Surfing": "Canoeing",
"Swim": "Workout",
"Velomobile": "Biking",
"VirtualRide": "Biking",
"VirtualRun": "Walking",
"Walk": "Walking",
"WeightTraining": "Workout",
"Wheelchair": "Walking",
"Windsurf": "Canoeing",
"Workout": "Workout",
"Yoga": "Workout",
}
category, _ := app.FindFirstRecordByData("categories", "name", activityMap[activity.Type])
categoryId := ""
if category != nil {
categoryId = category.Id
}
record.Load(map[string]any{
"name": activity.Name,
"description": activity.Description,
"public": !activity.Private,
"distance": activity.Distance,
"elevation_gain": activity.TotalElevationGain,
"duration": activity.ElapsedTime,
"date": activity.StartDate,
"external_provider": "strava",
"external_id": activity.ID,
"lat": activity.StartLatlng[0],
"lon": activity.StartLatlng[1],
"difficulty": "easy",
"category": categoryId,
"author": user,
})
if photo != nil {
record.Set("photos", photo)
}
if gpx != nil {
record.Set("gpx", gpx)
}
if err := app.Save(record); err != nil {
return err
}
return nil
}
func fetchActivityPhoto(activity *DetailedStravaActivity) (*filesystem.File, error) {
req, err := http.NewRequest("GET", activity.Photos.Primary.Urls.Num600, nil)
if err != nil {
return nil, err
}
client := &http.Client{}
resp, err := client.Do(req)
if err != nil {
return nil, err
}
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
return nil, fmt.Errorf("failed to fetch photo: received status %d", resp.StatusCode)
}
var buf bytes.Buffer
_, err = io.Copy(&buf, resp.Body)
if err != nil {
return nil, err
}
photo, err := filesystem.NewFileFromBytes(buf.Bytes(), "photo")
if err != nil {
return nil, err
}
return photo, nil
}
func generateActivityGPX(activity *DetailedStravaActivity, accessToken string) (*filesystem.File, error) {
url := fmt.Sprintf("https://www.strava.com/api/v3/activities/%d/streams?keys=latlng,time,altitude&key_by_type=true", activity.ID)
req, err := http.NewRequest("GET", url, nil)
if err != nil {
return nil, err
}
req.Header.Set("Authorization", "Bearer "+accessToken)
client := &http.Client{}
resp, err := client.Do(req)
if err != nil {
return nil, err
}
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
return nil, fmt.Errorf("failed to fetch activity: %s", resp.Status)
}
var streamResponse ActivityStreamResponse
if err := json.NewDecoder(resp.Body).Decode(&streamResponse); err != nil {
return nil, err
}
latLngStream := streamResponse.LatLng
timeStream := streamResponse.Time
altitudeStream := streamResponse.Altitude
var points []gpx.GPXPoint
for i, latlng := range latLngStream.Data {
lat := latlng[0]
lon := latlng[1]
alt := altitudeStream.Data[i]
t := activity.StartDate.Unix() + int64(timeStream.Data[i])
points = append(points, gpx.GPXPoint{
Point: gpx.Point{Latitude: lat, Longitude: lon, Elevation: *gpx.NewNullableFloat64(alt)},
Timestamp: time.Unix(t, 0)})
}
gpxData := &gpx.GPX{
Version: "1.1",
Creator: "Strava GPX Exporter",
Tracks: []gpx.GPXTrack{
{
Name: activity.Name,
Segments: []gpx.GPXTrackSegment{
{
Points: points,
},
},
},
},
}
gpxAsXML, err := gpxData.ToXml(gpx.ToXmlParams{Version: "1.1", Indent: true})
if err != nil {
return nil, err
}
gpxFile, err := filesystem.NewFileFromBytes(gpxAsXML, activity.Name+".gpx")
if err != nil {
return nil, err
}
return gpxFile, nil
}