subscribe-bot/scrape/pending.go

144 lines
3.3 KiB
Go

package scrape
import (
"fmt"
"log"
"subscribe-bot/db"
"subscribe-bot/osuapi"
"time"
)
func (s *Scraper) scrapePendingMaps() {
// build a list of currently tracked mappers
trackedMappers := make(map[int]int)
s.db.IterAllTrackedMappers(func(mapper db.User) error {
trackedMappers[mapper.ID] = 1
return nil
})
// TODO: is this sorted for sure??
pendingSets, err := s.api.SearchBeatmaps("pending")
if err != nil {
log.Println("error fetching pending sets", err)
s.bot.NotifyError("failed to fetch pending sets", err)
return
}
allNewMaps := make(map[int][]osuapi.Beatmapset, 0)
var newLastUpdateTime = time.Unix(0, 0)
for _, beatmapSet := range pendingSets.Beatmapsets {
updatedTime, err := time.Parse(time.RFC3339, beatmapSet.LastUpdated)
if err != nil {
log.Println("error parsing last updated time", updatedTime)
}
if updatedTime.After(newLastUpdateTime) {
// update lastUpdateTime to latest updated map
newLastUpdateTime = updatedTime
}
if !updatedTime.After(lastUpdateTime) {
break
}
mapperId := beatmapSet.UserID
if _, ok := trackedMappers[mapperId]; ok {
if _, ok2 := allNewMaps[mapperId]; !ok2 {
allNewMaps[mapperId] = make([]osuapi.Beatmapset, 0)
}
allNewMaps[mapperId] = append(allNewMaps[mapperId], beatmapSet)
}
}
if len(allNewMaps) > 0 {
for mapperId, newMaps := range allNewMaps {
channels := make([]string, 0)
s.db.IterTrackingChannels(mapperId, func(channel db.DiscordChannel) error {
channels = append(channels, channel.ID)
return nil
})
err := s.bot.NotifyNewBeatmap(channels, newMaps)
if err != nil {
log.Println("error notifying new maps:", err)
}
}
}
lastUpdateTime = newLastUpdateTime
log.Println("last updated time", lastUpdateTime)
}
func getNewMaps(db *db.Db, api *osuapi.Osuapi, userId int) (newMaps []osuapi.Event, err error) {
// see if there's a last event
hasLastEvent, lastEventId := db.MapperLastEvent(userId)
newMaps = make([]osuapi.Event, 0)
var (
events []osuapi.Event
newLatestEvent = 0
updateLatestEvent = false
)
if hasLastEvent {
offset := 0
loop:
for {
events, err = api.GetUserEvents(userId, 50, offset)
if err != nil {
err = fmt.Errorf("couldn't load events for user %d, offset %d: %w", userId, offset, err)
return
}
if len(events) == 0 {
break
}
for _, event := range events {
if event.ID == lastEventId {
break loop
}
if event.ID > newLatestEvent {
updateLatestEvent = true
newLatestEvent = event.ID
}
if event.Type == "beatmapsetUpload" ||
event.Type == "beatmapsetRevive" ||
event.Type == "beatmapsetUpdate" {
newMaps = append(newMaps, event)
}
}
offset += len(events)
}
} else {
log.Printf("no last event id found for %d\n", userId)
events, err = api.GetUserEvents(userId, 50, 0)
if err != nil {
return
}
for _, event := range events {
if event.ID > newLatestEvent {
updateLatestEvent = true
newLatestEvent = event.ID
}
if event.Type == "beatmapsetUpload" ||
event.Type == "beatmapsetRevive" ||
event.Type == "beatmapsetUpdate" {
newMaps = append(newMaps, event)
}
}
}
if updateLatestEvent {
err = db.UpdateMapperLastEvent(userId, newLatestEvent)
if err != nil {
return
}
}
return
}