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package commands
import (
"bytes"
"image/color"
"io"
"math"
"math/rand/v2"
"slices"
"time"
"git.anhgelus.world/anhgelus/les-copaings-bot/config"
"git.anhgelus.world/anhgelus/les-copaings-bot/exp"
"git.anhgelus.world/anhgelus/les-copaings-bot/user"
"github.com/anhgelus/gokord"
"github.com/anhgelus/gokord/cmd"
"github.com/anhgelus/gokord/logger"
"github.com/bwmarrin/discordgo"
"github.com/jackc/pgx/v5/pgtype"
"gonum.org/v1/plot"
"gonum.org/v1/plot/plotter"
"gonum.org/v1/plot/vg"
)
type data struct {
CreatedAt time.Time
XP int
CopaingID int
}
type dbData struct {
CreatedAt *pgtype.Date
XP int
CopaingID int
}
func Stats(s *discordgo.Session, i *discordgo.InteractionCreate, opt cmd.OptionMap, resp *cmd.ResponseBuilder) {
cfg := config.GetGuildConfig(i.GuildID)
days := cfg.DaysXPRemains
if v, ok := opt["days"]; ok {
in := v.IntValue()
if in < 0 || uint(in) > days {
if err := resp.SetMessage("Nombre de jours invalide").IsEphemeral().Send(); err != nil {
logger.Alert("commands/stats.go - Sending invalid days", err.Error())
}
return
}
days = uint(in)
}
w, err := statsAll(s, i, days)
if err != nil {
if err = resp.IsEphemeral().SetMessage("Il y a eu une erreur...").Send(); err != nil {
logger.Alert("commands/stats.go - Sending error occurred", err.Error())
}
return
}
b := new(bytes.Buffer)
_, err = w.WriteTo(b)
if err != nil {
logger.Alert("commands/stats.go - Writing png", err.Error())
}
err = resp.AddFile(&discordgo.File{
Name: "plot.png",
ContentType: "image/png",
Reader: b,
}).Send()
if err != nil {
logger.Alert("commands/stats.go - Sending response", err.Error())
}
}
func statsAll(s *discordgo.Session, i *discordgo.InteractionCreate, days uint) (io.WriterTo, error) {
var rawData []*data
if gokord.Debug {
var rawCopaingData []*user.CopaingXP
err := gokord.DB.
Where("guild_id = ? and created_at > ?", i.GuildID, exp.TimeStampNDaysBefore(days)).
Find(&rawCopaingData).
Error
if err != nil {
logger.Alert("commands/stats.go - Fetching result", err.Error())
return nil, err
}
rawData = make([]*data, len(rawCopaingData))
for in, d := range rawCopaingData {
rawData[in] = &data{
CreatedAt: d.CreatedAt,
XP: int(d.XP),
CopaingID: int(d.CopaingID),
}
}
} else {
sql := `SELECT "created_at"::date::text, sum("xp") as xp, "copaing_id" FROM copaing_xps WHERE "guild_id" = ? and "created_at" > ? GROUP BY "created_at"::date, "copaing_id"`
var rawDbData []dbData
res := gokord.DB.Raw(sql, i.GuildID, exp.TimeStampNDaysBefore(days))
if err := res.Scan(&rawDbData).Error; err != nil {
logger.Alert("commands/stats.go - Fetching result", err.Error())
return nil, err
}
rawData = make([]*data, len(rawDbData))
for in, d := range rawDbData {
rawData[in] = &data{
CreatedAt: d.CreatedAt.Time,
XP: d.XP,
CopaingID: d.CopaingID,
}
}
}
copaings := map[int]*user.Copaing{}
stats := map[int]*[]plotter.XY{}
for _, raw := range rawData {
_, ok := copaings[raw.CopaingID]
if !ok {
var cp user.Copaing
if err := gokord.DB.First(&cp, raw.CopaingID).Error; err != nil {
logger.Alert("commands/stats.go - Finding copaing", err.Error(), "id", raw.CopaingID)
return nil, err
}
copaings[raw.CopaingID] = &cp
}
pts, ok := stats[raw.CopaingID]
if !ok {
pts = &[]plotter.XY{}
stats[raw.CopaingID] = pts
}
t := float64(raw.CreatedAt.Unix() - time.Now().Unix())
if !gokord.Debug {
t = math.Ceil(t / (24 * 60 * 60))
}
*pts = append(*pts, plotter.XY{
X: t,
Y: float64(raw.XP),
})
}
return generatePlot(s, i, days, copaings, stats)
}
func generatePlot(s *discordgo.Session, i *discordgo.InteractionCreate, days uint, copaings map[int]*user.Copaing, stats map[int]*[]plotter.XY) (io.WriterTo, error) {
p := plot.New()
p.Title.Text = "Évolution de l'XP"
p.X.Label.Text = "Jours"
p.Y.Label.Text = "XP"
p.Add(plotter.NewGrid())
r := rand.New(rand.NewPCG(uint64(time.Now().Unix()), uint64(time.Now().Unix())))
for in, c := range copaings {
m, err := s.GuildMember(i.GuildID, c.DiscordID)
if err != nil {
logger.Alert("commands/stats.go - Fetching guild member", err.Error())
return nil, err
}
slices.SortFunc(*stats[in], func(a, b plotter.XY) int {
if a.X < b.X {
return -1
}
if a.X > b.X {
return 1
}
return 0
})
first := (*stats[in])[0]
if first.X > float64(-days) {
*stats[in] = append([]plotter.XY{{
X: first.X - 1, Y: 0,
}}, *stats[in]...)
}
last := (*stats[in])[len(*stats[in])-1]
if last.X <= -1 {
*stats[in] = append(*stats[in], plotter.XY{
X: last.X + 1, Y: 0,
})
}
l, err := plotter.NewLine(plotter.XYs(*stats[in]))
if err != nil {
logger.Alert("commands/stats.go - Adding line points", err.Error())
return nil, err
}
l.LineStyle.Width = vg.Points(1)
l.LineStyle.Dashes = []vg.Length{vg.Points(5), vg.Points(5)}
l.LineStyle.Color = color.RGBA{R: uint8(r.UintN(255)), G: uint8(r.UintN(255)), B: uint8(r.UintN(255)), A: 255}
p.Add(l)
p.Legend.Add(m.DisplayName(), l)
}
w, err := p.WriterTo(8*vg.Inch, 6*vg.Inch, "png")
if err != nil {
logger.Alert("commands/stats.go - Generating png", err.Error())
return nil, err
}
return w, nil
}
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