fix: errors during leaderboard generation

This commit is contained in:
Ferdinand Mütsch 2022-10-20 08:33:12 +02:00
parent b1d7f87095
commit efd6ba36e3
6 changed files with 27 additions and 20 deletions

View File

@ -11,7 +11,6 @@ type LeaderboardItem struct {
ID uint `json:"-" gorm:"primary_key; size:32"`
User *User `json:"-" gorm:"not null; constraint:OnUpdate:CASCADE,OnDelete:CASCADE"`
UserID string `json:"user_id" gorm:"not null; index:idx_leaderboard_user"`
Rank uint `json:"rank" gorm:"-:migration"`
Interval string `json:"interval" gorm:"not null; size:32; index:idx_leaderboard_combined"`
By *uint8 `json:"aggregated_by" gorm:"index:idx_leaderboard_combined"` // pointer because nullable
Total time.Duration `json:"total" gorm:"not null" swaggertype:"primitive,integer"`
@ -19,28 +18,35 @@ type LeaderboardItem struct {
CreatedAt CustomTime `gorm:"type:timestamp; default:CURRENT_TIMESTAMP" swaggertype:"string" format:"date" example:"2006-01-02 15:04:05.000"`
}
func (l1 *LeaderboardItem) Equals(l2 *LeaderboardItem) bool {
// https://github.com/go-gorm/gorm/issues/5789
// https://github.com/go-gorm/gorm/issues/5284#issuecomment-1107775806
type LeaderboardItemRanked struct {
LeaderboardItem
Rank uint
}
func (l1 *LeaderboardItemRanked) Equals(l2 *LeaderboardItemRanked) bool {
return l1.ID == l2.ID
}
type Leaderboard []*LeaderboardItem
type Leaderboard []*LeaderboardItemRanked
func (l *Leaderboard) Add(item *LeaderboardItem) {
if _, found := slice.Find[*LeaderboardItem](*l, func(i int, item2 *LeaderboardItem) bool {
func (l *Leaderboard) Add(item *LeaderboardItemRanked) {
if _, found := slice.Find[*LeaderboardItemRanked](*l, func(i int, item2 *LeaderboardItemRanked) bool {
return item.Equals(item2)
}); !found {
*l = append(*l, item)
}
}
func (l *Leaderboard) AddMany(items []*LeaderboardItem) {
func (l *Leaderboard) AddMany(items []*LeaderboardItemRanked) {
for _, item := range items {
l.Add(item)
}
}
func (l Leaderboard) UserIDs() []string {
return slice.Unique[string](slice.Map[*LeaderboardItem, string](l, func(i int, item *LeaderboardItem) string {
return slice.Unique[string](slice.Map[*LeaderboardItemRanked, string](l, func(i int, item *LeaderboardItemRanked) string {
return item.UserID
}))
}
@ -50,7 +56,7 @@ func (l Leaderboard) HasUser(userId string) bool {
}
func (l Leaderboard) TopByKey(by uint8, key string) Leaderboard {
return slice.Filter[*LeaderboardItem](l, func(i int, item *LeaderboardItem) bool {
return slice.Filter[*LeaderboardItemRanked](l, func(i int, item *LeaderboardItemRanked) bool {
return item.By != nil && *item.By == by && item.Key != nil && strings.ToLower(*item.Key) == strings.ToLower(key)
})
}
@ -87,7 +93,7 @@ func (l Leaderboard) TopKeys(by uint8) []string {
}
func (l Leaderboard) TopKeysByUser(by uint8, userId string) []string {
return Leaderboard(slice.Filter[*LeaderboardItem](l, func(i int, item *LeaderboardItem) bool {
return Leaderboard(slice.Filter[*LeaderboardItemRanked](l, func(i int, item *LeaderboardItemRanked) bool {
return item.UserID == userId
})).TopKeys(by)
}

View File

@ -10,7 +10,7 @@ type LeaderboardViewModel struct {
User *models.User
By string
Key string
Items []*models.LeaderboardItem
Items []*models.LeaderboardItemRanked
TopKeys []string
UserLanguages map[string][]string
ApiKey string
@ -29,7 +29,7 @@ func (s *LeaderboardViewModel) WithError(m string) *LeaderboardViewModel {
return s
}
func (s *LeaderboardViewModel) ColorModifier(item *models.LeaderboardItem, principal *models.User) string {
func (s *LeaderboardViewModel) ColorModifier(item *models.LeaderboardItemRanked, principal *models.User) string {
if principal != nil && item.UserID == principal.ID {
return "self"
}

View File

@ -42,9 +42,10 @@ func (r *LeaderboardRepository) CountUsers() (int64, error) {
return count, err
}
func (r *LeaderboardRepository) GetAllAggregatedByInterval(key *models.IntervalKey, by *uint8, limit, skip int) ([]*models.LeaderboardItem, error) {
func (r *LeaderboardRepository) GetAllAggregatedByInterval(key *models.IntervalKey, by *uint8, limit, skip int) ([]*models.LeaderboardItemRanked, error) {
// TODO: distinct by (user, key) to filter out potential duplicates ?
var items []*models.LeaderboardItem
var items []*models.LeaderboardItemRanked
subq := r.db.
Table("leaderboard_items").
Select("*, rank() over (partition by \"key\" order by total desc) as \"rank\"").
@ -60,8 +61,8 @@ func (r *LeaderboardRepository) GetAllAggregatedByInterval(key *models.IntervalK
return items, nil
}
func (r *LeaderboardRepository) GetAggregatedByUserAndInterval(userId string, key *models.IntervalKey, by *uint8, limit, skip int) ([]*models.LeaderboardItem, error) {
var items []*models.LeaderboardItem
func (r *LeaderboardRepository) GetAggregatedByUserAndInterval(userId string, key *models.IntervalKey, by *uint8, limit, skip int) ([]*models.LeaderboardItemRanked, error) {
var items []*models.LeaderboardItemRanked
subq := r.db.
Table("leaderboard_items").
Select("*, rank() over (partition by \"key\" order by total desc) as \"rank\"").

View File

@ -93,6 +93,6 @@ type ILeaderboardRepository interface {
CountUsers() (int64, error)
DeleteByUser(string) error
DeleteByUserAndInterval(string, *models.IntervalKey) error
GetAllAggregatedByInterval(*models.IntervalKey, *uint8, int, int) ([]*models.LeaderboardItem, error)
GetAggregatedByUserAndInterval(string, *models.IntervalKey, *uint8, int, int) ([]*models.LeaderboardItem, error)
GetAllAggregatedByInterval(*models.IntervalKey, *uint8, int, int) ([]*models.LeaderboardItemRanked, error)
GetAggregatedByUserAndInterval(string, *models.IntervalKey, *uint8, int, int) ([]*models.LeaderboardItemRanked, error)
}

View File

@ -103,7 +103,7 @@ func (h *LeaderboardHandler) buildViewModel(r *http.Request) *view.LeaderboardVi
}
}
userLeaderboards := slice.GroupWith[*models.LeaderboardItem, string](leaderboard, func(item *models.LeaderboardItem) string {
userLeaderboards := slice.GroupWith[*models.LeaderboardItemRanked, string](leaderboard, func(item *models.LeaderboardItemRanked) string {
return item.UserID
})
userLanguages = map[string][]string{}

View File

@ -152,7 +152,7 @@ func (srv *LeaderboardService) GetAggregatedByInterval(interval *models.Interval
// check cache
cacheKey := srv.getHash(interval, by, "", pageParams)
if cacheResult, ok := srv.cache.Get(cacheKey); ok {
return cacheResult.([]*models.LeaderboardItem), nil
return cacheResult.([]*models.LeaderboardItemRanked), nil
}
items, err := srv.repository.GetAllAggregatedByInterval(interval, by, pageParams.Limit(), pageParams.Offset())
@ -181,7 +181,7 @@ func (srv *LeaderboardService) GetAggregatedByIntervalAndUser(interval *models.I
// check cache
cacheKey := srv.getHash(interval, by, userId, nil)
if cacheResult, ok := srv.cache.Get(cacheKey); ok {
return cacheResult.([]*models.LeaderboardItem), nil
return cacheResult.([]*models.LeaderboardItemRanked), nil
}
items, err := srv.repository.GetAggregatedByUserAndInterval(userId, interval, by, 0, 0)