1
0
mirror of https://github.com/muety/wakapi.git synced 2023-08-10 21:12:56 +03:00
wakapi/services/imports/wakatime_heartbeats.go
2023-07-09 20:16:34 +02:00

224 lines
6.5 KiB
Go

package imports
import (
"context"
"encoding/base64"
"encoding/json"
"errors"
"fmt"
"github.com/duke-git/lancet/v2/datetime"
"github.com/muety/artifex/v2"
"github.com/muety/wakapi/utils"
"net/http"
"strings"
"time"
"github.com/emvi/logbuch"
"github.com/muety/wakapi/config"
"github.com/muety/wakapi/models"
wakatime "github.com/muety/wakapi/models/compat/wakatime/v1"
"go.uber.org/atomic"
"golang.org/x/sync/semaphore"
)
const OriginWakatime = "wakatime"
const (
// wakatime api permits a max. rate of 10 req / sec
// https://github.com/wakatime/wakatime/issues/261
// with 5 workers, each sleeping slightly over 1/2 sec after every req., we should stay well below that limit
maxWorkers = 5
throttleDelay = 550 * time.Millisecond
)
type WakatimeHeartbeatsImporter struct {
apiKey string
httpClient *http.Client
queue *artifex.Dispatcher
}
func NewWakatimeHeartbeatImporter(apiKey string) *WakatimeHeartbeatsImporter {
return &WakatimeHeartbeatsImporter{
apiKey: apiKey,
httpClient: &http.Client{Timeout: 10 * time.Second},
queue: config.GetQueue(config.QueueImports),
}
}
func (w *WakatimeHeartbeatsImporter) Import(user *models.User, minFrom time.Time, maxTo time.Time) (<-chan *models.Heartbeat, error) {
out := make(chan *models.Heartbeat)
process := func(user *models.User, minFrom time.Time, maxTo time.Time, out chan *models.Heartbeat) {
logbuch.Info("running wakatime import for user '%s'", user.ID)
baseUrl := user.WakaTimeURL(config.WakatimeApiUrl)
startDate, endDate, err := w.fetchRange(baseUrl)
if err != nil {
config.Log().Error("failed to fetch date range while importing wakatime heartbeats for user '%s' - %v", user.ID, err)
return
}
if startDate.Before(minFrom) {
startDate = minFrom
}
if endDate.After(maxTo) {
endDate = maxTo
}
userAgents := map[string]*wakatime.UserAgentEntry{}
if data, err := fetchUserAgents(baseUrl, w.apiKey); err == nil {
userAgents = data
} else if strings.Contains(baseUrl, "wakatime.com") {
// when importing from wakatime, resolving user agents is mandatorily required
config.Log().Error("failed to fetch user agents while importing wakatime heartbeats for user '%s' - %v", user.ID, err)
return
}
machinesNames := map[string]*wakatime.MachineEntry{}
if data, err := fetchMachineNames(baseUrl, w.apiKey); err == nil {
machinesNames = data
} else if strings.Contains(baseUrl, "wakatime.com") {
// when importing from wakatime, resolving machine names is mandatorily required
config.Log().Error("failed to fetch machine names while importing wakatime heartbeats for user '%s' - %v", user.ID, err)
return
}
days := generateDays(startDate, endDate)
c := atomic.NewUint32(uint32(len(days)))
ctx := context.TODO()
sem := semaphore.NewWeighted(maxWorkers)
for _, d := range days {
if err := sem.Acquire(ctx, 1); err != nil {
logbuch.Error("failed to acquire semaphore - %v", err)
break
}
go func(day time.Time) {
defer sem.Release(1)
defer time.Sleep(throttleDelay)
d := day.Format(config.SimpleDateFormat)
heartbeats, err := w.fetchHeartbeats(d, baseUrl)
if err != nil {
config.Log().Error("failed to fetch heartbeats for day '%s' and user '%s' - %v", d, user.ID, err)
}
for _, h := range heartbeats {
hb := mapHeartbeat(h, userAgents, machinesNames, user)
if hb.Time.T().Before(minFrom) || hb.Time.T().After(maxTo) {
continue
}
out <- hb
}
if c.Dec() == 0 {
close(out)
}
}(d)
}
}
if minDataAge := user.MinDataAge(); minFrom.Before(minDataAge) {
logbuch.Info("wakatime data import for user '%s' capped to [%v, &v]", user.ID, minDataAge, maxTo)
}
logbuch.Info("scheduling wakatime import for user '%s' (interval [%v, %v])", user.ID, minFrom, maxTo)
if err := w.queue.Dispatch(func() {
process(user, minFrom, maxTo, out)
}); err != nil {
config.Log().Error("failed to dispatch wakatime import job for user '%s', %v", user.ID, err)
}
return out, nil
}
func (w *WakatimeHeartbeatsImporter) ImportAll(user *models.User) (<-chan *models.Heartbeat, error) {
return w.Import(user, time.Time{}, time.Now())
}
// https://wakatime.com/api/v1/users/current/heartbeats?date=2021-02-05
// https://pastr.de/p/b5p4od5s8w0pfntmwoi117jy
func (w *WakatimeHeartbeatsImporter) fetchHeartbeats(day string, baseUrl string) ([]*wakatime.HeartbeatEntry, error) {
req, err := http.NewRequest(http.MethodGet, baseUrl+config.WakatimeApiHeartbeatsUrl, nil)
if err != nil {
return nil, err
}
q := req.URL.Query()
q.Add("date", day)
req.URL.RawQuery = q.Encode()
var empty []*wakatime.HeartbeatEntry
res, err := w.httpClient.Do(w.withHeaders(req))
if err != nil {
return empty, err
} else if res.StatusCode == 402 {
return empty, nil // date outside free plan range -> return empty data, but do not throw error
} else if res.StatusCode >= 400 {
return empty, errors.New(fmt.Sprintf("got status %d from wakatime api", res.StatusCode))
}
defer res.Body.Close()
var heartbeatsData wakatime.HeartbeatsViewModel
if err := json.NewDecoder(res.Body).Decode(&heartbeatsData); err != nil {
return empty, err
}
return heartbeatsData.Data, nil
}
// https://wakatime.com/api/v1/users/current/all_time_since_today
// https://pastr.de/p/w8xb4biv575pu32pox7jj2gr
func (w *WakatimeHeartbeatsImporter) fetchRange(baseUrl string) (time.Time, time.Time, error) {
notime := time.Time{}
req, err := http.NewRequest(http.MethodGet, baseUrl+config.WakatimeApiAllTimeUrl, nil)
if err != nil {
return notime, notime, err
}
res, err := w.httpClient.Do(w.withHeaders(req))
if err != nil {
return notime, notime, err
}
// see https://github.com/muety/wakapi/issues/370
allTimeData, err := utils.ParseJsonDropKeys[wakatime.AllTimeViewModel](res.Body, "text")
if err != nil {
return notime, notime, err
}
startDate, err := time.Parse(config.SimpleDateFormat, allTimeData.Data.Range.StartDate)
if err != nil {
return notime, notime, err
}
endDate, err := time.Parse(config.SimpleDateFormat, allTimeData.Data.Range.EndDate)
if err != nil {
return notime, notime, err
}
return startDate, endDate, nil
}
func (w *WakatimeHeartbeatsImporter) withHeaders(req *http.Request) *http.Request {
req.Header.Set("Authorization", fmt.Sprintf("Basic %s", base64.StdEncoding.EncodeToString([]byte(w.apiKey))))
return req
}
func generateDays(from, to time.Time) []time.Time {
days := make([]time.Time, 0)
from = datetime.BeginOfDay(from)
to = datetime.BeginOfDay(to.AddDate(0, 0, 1))
for d := from; d.Before(to); d = d.AddDate(0, 0, 1) {
days = append(days, d)
}
return days
}