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package user
import (
"fmt"
"github.com/anhgelus/gokord"
"github.com/anhgelus/gokord/utils"
"github.com/anhgelus/les-copaings-bot/config"
"github.com/anhgelus/les-copaings-bot/exp"
"github.com/bwmarrin/discordgo"
"slices"
"sync"
"time"
)
type cXP struct {
Cxp uint
*Copaing
}
func (c *cXP) ToCopaing() *Copaing {
return c.Copaing
}
func (c *cXP) GetXP() uint {
return c.Cxp
}
func (c *Copaing) AddXP(s *discordgo.Session, m *discordgo.Member, xp uint, fn func(uint, uint)) {
old, err := c.GetXP()
pastLevel := exp.Level(old)
c.XP = append(c.XP, CopaingXP{CopaingID: c.ID, XP: xp, GuildID: c.GuildID})
if err = c.Save(); err != nil {
utils.SendAlert(
"user/xp.go - Saving user",
err.Error(),
"exp",
c.XP,
"discord_id",
c.DiscordID,
"guild_id",
c.GuildID,
)
return
}
newLevel := exp.Level(old + xp)
if newLevel > pastLevel {
fn(old+xp, newLevel)
onNewLevel(s, m, newLevel)
}
}
func (c *Copaing) GetXP() (uint, error) {
cfg := config.GetGuildConfig(c.GuildID)
return c.GetXPForDays(cfg.DaysXPRemains)
}
func (c *Copaing) GetXPForDays(n uint) (uint, error) {
xp := uint(0)
y, m, d := time.Unix(time.Now().Unix()-int64(n*24*60*60), 0).Date()
rows, err := gokord.DB.
Model(&CopaingXP{}).
Where(fmt.Sprintf("created_at >= '%d-%d-%d' and guild_id = ? and discord_id = ?", y, m, d), c.GuildID, c.DiscordID).
Rows()
defer rows.Close()
if err != nil {
return 0, err
}
for rows.Next() {
var cXP CopaingXP
err = gokord.DB.ScanRows(rows, &cXP)
if err != nil {
utils.SendAlert("user/xp.go - Scanning rows", err.Error(), "discord_id", c.DiscordID, "guild_id", c.GuildID)
continue
}
xp += cXP.XP
}
return xp, nil
}
// GetBestXP returns n Copaing with the best XP within d days (d <= cfg.DaysXPRemain; d < 0 <=> d = cfg.DaysXPRemain)
//
// This function is slow
func GetBestXP(guildId string, n uint, d int) ([]CopaingAccess, error) {
if d < 0 {
cfg := config.GetGuildConfig(guildId)
d = int(cfg.DaysXPRemains)
}
rows, err := gokord.DB.Model(&Copaing{}).Where("guild_id = ?", guildId).Rows()
defer rows.Close()
if err != nil {
return nil, err
}
var l []*cXP
wg := sync.WaitGroup{}
for rows.Next() {
var c Copaing
err = gokord.DB.ScanRows(rows, &c)
if err != nil {
utils.SendAlert("user/xp.go - Scanning rows", err.Error(), "discord_id", c.DiscordID, "guild_id", guildId)
continue
}
wg.Add(1)
go func() {
defer wg.Done()
xp, err := c.GetXPForDays(uint(d))
if err != nil {
utils.SendAlert("user/xp.go - Fetching xp", err.Error(), "discord_id", c.DiscordID, "guild_id", guildId)
return
}
l = append(l, &cXP{Cxp: xp, Copaing: &c})
}()
}
wg.Wait()
slices.SortFunc(l, func(a, b *cXP) int {
// desc order
if a.Cxp < b.Cxp {
return 1
}
if a.Cxp > b.Cxp {
return -1
}
return 0
})
m := min(len(l), int(n))
cs := make([]CopaingAccess, m)
for i, c := range l[:m] {
cs[i] = c
}
return cs, nil
}
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