perf(redis): use the same client in all xp goroutines

xp/member.go

@@ -2,7 +2,9 @@ package xp
 
 import (
 	"github.com/anhgelus/gokord"
+	"github.com/anhgelus/gokord/utils"
 	"github.com/bwmarrin/discordgo"
+	"github.com/redis/go-redis/v9"
 	"gorm.io/gorm"
 )
 
@@ -13,6 +15,8 @@ type Copaing struct {
 	GuildID   string
 }
 
+var r *redis.Client
+
 func (c *Copaing) Load() *Copaing {
 	gokord.DB.Where("discord_id = ? and guild_id = ?", c.DiscordID, c.GuildID).FirstOrCreate(c)
 	return c
@@ -32,3 +36,22 @@ func (c *Copaing) AddXP(s *discordgo.Session, xp uint, fn func(uint, uint)) {
 		onNewLevel(s, newLevel)
 	}
 }
+
+func getRedisClient() (*redis.Client, error) {
+	if r == nil {
+		var err error
+		r, err = gokord.BaseCfg.Redis.Get()
+		return r, err
+	}
+	return r, nil
+}
+
+func CloseRedisClient() {
+	if r == nil {
+		return
+	}
+	err := r.Close()
+	if err != nil {
+		utils.SendAlert("xp/member.go - Closing redis client", err.Error())
+	}
+}