mirror of
https://github.com/muety/wakapi.git
synced 2023-08-10 21:12:56 +03:00
106 lines
2.9 KiB
Go
106 lines
2.9 KiB
Go
package services
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import (
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"github.com/emvi/logbuch"
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"github.com/muety/artifex/v2"
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"github.com/muety/wakapi/config"
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"github.com/muety/wakapi/utils"
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"go.uber.org/atomic"
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"strconv"
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"sync"
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"time"
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"github.com/muety/wakapi/models"
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)
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const (
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countUsersEvery = 1 * time.Hour
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)
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var countLock = sync.Mutex{}
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type MiscService struct {
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config *config.Config
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userService IUserService
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summaryService ISummaryService
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keyValueService IKeyValueService
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queueDefault *artifex.Dispatcher
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queueWorkers *artifex.Dispatcher
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}
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func NewMiscService(userService IUserService, summaryService ISummaryService, keyValueService IKeyValueService) *MiscService {
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return &MiscService{
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config: config.Get(),
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userService: userService,
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summaryService: summaryService,
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keyValueService: keyValueService,
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queueDefault: config.GetDefaultQueue(),
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queueWorkers: config.GetQueue(config.QueueProcessing),
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}
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}
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func (srv *MiscService) ScheduleCountTotalTime() {
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logbuch.Info("scheduling total time counting")
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if _, err := srv.queueDefault.DispatchEvery(srv.CountTotalTime, countUsersEvery); err != nil {
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config.Log().Error("failed to schedule user counting jobs, %v", err)
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}
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}
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func (srv *MiscService) CountTotalTime() {
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logbuch.Info("counting users total time")
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if ok := countLock.TryLock(); !ok {
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config.Log().Warn("couldn't acquire lock for counting users total time, job is still pending")
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}
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defer countLock.Unlock()
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users, err := srv.userService.GetAll()
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if err != nil {
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config.Log().Error("failed to fetch users for time counting, %v", err)
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}
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var totalTime = atomic.NewDuration(0)
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var pendingJobs sync.WaitGroup
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pendingJobs.Add(len(users))
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for _, u := range users {
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user := *u
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if err := srv.queueWorkers.Dispatch(func() {
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defer pendingJobs.Done()
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totalTime.Add(srv.countUserTotalTime(user.ID))
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}); err != nil {
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config.Log().Error("failed to enqueue counting job for user '%s'", user.ID)
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pendingJobs.Done()
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}
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}
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// persist
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go func(wg *sync.WaitGroup) {
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if !utils.WaitTimeout(&pendingJobs, 2*countUsersEvery) {
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if err := srv.keyValueService.PutString(&models.KeyStringValue{
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Key: config.KeyLatestTotalTime,
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Value: totalTime.Load().String(),
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}); err != nil {
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config.Log().Error("failed to save total time count: %v", err)
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}
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if err := srv.keyValueService.PutString(&models.KeyStringValue{
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Key: config.KeyLatestTotalUsers,
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Value: strconv.Itoa(len(users)),
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}); err != nil {
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config.Log().Error("failed to save total users count: %v", err)
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}
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} else {
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config.Log().Error("waiting for user counting jobs timed out")
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}
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}(&pendingJobs)
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}
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func (srv *MiscService) countUserTotalTime(userId string) time.Duration {
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result, err := srv.summaryService.Aliased(time.Time{}, time.Now(), &models.User{ID: userId}, srv.summaryService.Retrieve, nil, false)
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if err != nil {
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config.Log().Error("failed to count total for user %s: %v", userId, err)
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return 0
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}
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return result.TotalTime()
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}
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