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leaderboard.go
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leaderboard.go
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package v1
import (
"fmt"
"strconv"
"strings"
"github.com/jmoiron/sqlx"
redis "gopkg.in/redis.v5"
"zxq.co/ripple/ocl"
"github.com/osuthailand/api/common"
)
type leaderboardUser struct {
userData
ChosenMode modeData `json:"chosen_mode"`
PlayStyle int `json:"play_style"`
FavouriteMode int `json:"favourite_mode"`
}
type leaderboardResponse struct {
common.ResponseBase
Users []leaderboardUser `json:"users"`
}
const rxUserQuery = `
SELECT
users.id, users.username, users.register_datetime, users.privileges, users.latest_activity,
rx_stats.username_aka, users_stats.country,
users_stats.play_style, users_stats.favourite_mode,
rx_stats.ranked_score_%[1]s, rx_stats.total_score_%[1]s, rx_stats.playcount_%[1]s,
users_stats.replays_watched_%[1]s, users_stats.total_hits_%[1]s,
rx_stats.avg_accuracy_%[1]s, rx_stats.pp_%[1]s
FROM users
INNER JOIN rx_stats ON rx_stats.id = users.id
INNER JOIN users_stats ON users_stats.id = users.id
WHERE users.id IN (?)
`
const lbUserQuery = `
SELECT
users.id, users.username, users.register_datetime, users.privileges, users.latest_activity,
users_stats.username_aka, users_stats.country,
users_stats.play_style, users_stats.favourite_mode,
users_stats.ranked_score_%[1]s, users_stats.total_score_%[1]s, users_stats.playcount_%[1]s,
users_stats.replays_watched_%[1]s, users_stats.total_hits_%[1]s,
users_stats.avg_accuracy_%[1]s, users_stats.pp_%[1]s
FROM users
INNER JOIN users_stats ON users_stats.id = users.id
WHERE users.id IN (?)
`
// LeaderboardGET gets the leaderboard.
func LeaderboardGET(md common.MethodData) common.CodeMessager {
m := getMode(md.Query("mode"))
// md.Query.Country
p := common.Int(md.Query("p")) - 1
if p < 0 {
p = 0
}
l := common.InString(1, md.Query("l"), 500, 50)
key := "ripple:leaderboard:" + m
if common.Int(md.Query("rx")) != 0 {
key = "ripple:leaderboard_relax:" + m
}
if md.Query("country") != "" {
key += ":" + md.Query("country")
}
results, err := md.R.ZRevRange(key, int64(p*l), int64(p*l+l-1)).Result()
if err != nil {
md.Err(err)
return Err500
}
var resp leaderboardResponse
resp.Code = 200
if len(results) == 0 {
return resp
}
query := fmt.Sprintf(lbUserQuery+` ORDER BY users_stats.pp_%[1]s DESC, users_stats.ranked_score_%[1]s DESC`, m)
if common.Int(md.Query("rx")) != 0 {
query = fmt.Sprintf(rxUserQuery+` ORDER BY rx_stats.pp_%[1]s DESC, rx_stats.ranked_score_%[1]s DESC`, m)
}
query, params, _ := sqlx.In(query, results)
rows, err := md.DB.Query(query, params...)
if err != nil {
md.Err(err)
return Err500
}
for rows.Next() {
var u leaderboardUser
err := rows.Scan(
&u.ID, &u.Username, &u.RegisteredOn, &u.Privileges, &u.LatestActivity,
&u.UsernameAKA, &u.Country, &u.PlayStyle, &u.FavouriteMode,
&u.ChosenMode.RankedScore, &u.ChosenMode.TotalScore, &u.ChosenMode.PlayCount,
&u.ChosenMode.ReplaysWatched, &u.ChosenMode.TotalHits,
&u.ChosenMode.Accuracy, &u.ChosenMode.PP,
)
if err != nil {
md.Err(err)
continue
}
u.ChosenMode.Level = ocl.GetLevelPrecise(int64(u.ChosenMode.TotalScore))
if common.Int(md.Query("rx")) != 0 {
if i := relaxboardPosition(md.R, m, u.ID); i != nil {
u.ChosenMode.GlobalLeaderboardRank = i
}
if i := rxcountryPosition(md.R, m, u.ID, u.Country); i != nil {
u.ChosenMode.CountryLeaderboardRank = i
}
} else {
if i := leaderboardPosition(md.R, m, u.ID); i != nil {
u.ChosenMode.GlobalLeaderboardRank = i
}
if i := countryPosition(md.R, m, u.ID, u.Country); i != nil {
u.ChosenMode.CountryLeaderboardRank = i
}
}
resp.Users = append(resp.Users, u)
}
return resp
}
func leaderboardPosition(r *redis.Client, mode string, user int) *int {
return _position(r, "ripple:leaderboard:"+mode, user)
}
func countryPosition(r *redis.Client, mode string, user int, country string) *int {
return _position(r, "ripple:leaderboard:"+mode+":"+strings.ToLower(country), user)
}
func relaxboardPosition(r *redis.Client, mode string, user int) *int {
return _position(r, "ripple:leaderboard_relax:"+mode, user)
}
func rxcountryPosition(r *redis.Client, mode string, user int, country string) *int {
return _position(r, "ripple:leaderboard_relax:"+mode+":"+strings.ToLower(country), user)
}
func _position(r *redis.Client, key string, user int) *int {
res := r.ZRevRank(key, strconv.Itoa(user))
if res.Err() == redis.Nil {
return nil
}
x := int(res.Val()) + 1
return &x
}