1 files changed, 185 insertions, 0 deletions
diff --git a/user/xp.go b/user/xp.go
new file mode 100644
index 0000000..6cd9b75
--- /dev/null
+++ b/user/xp.go
@@ -0,0 +1,185 @@
+package user
+
+import (
+	"context"
+	"errors"
+	"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"
+	"github.com/redis/go-redis/v9"
+	"gorm.io/gorm"
+	"math"
+	"strconv"
+	"time"
+)
+
+func (c *Copaing) AddXP(s *discordgo.Session, m *discordgo.Member, xp uint, fn func(uint, uint)) {
+	pastLevel := exp.Level(c.XP)
+	old := c.XP
+	c.XP += xp
+	if err := c.Save(); err != nil {
+		utils.SendAlert(
+			"exp/level.go - Saving user",
+			err.Error(),
+			"exp",
+			c.XP,
+			"discord_id",
+			c.DiscordID,
+			"guild_id",
+			c.GuildID,
+		)
+		c.XP = old
+		return
+	}
+	newLevel := exp.Level(c.XP)
+	if newLevel > pastLevel {
+		fn(c.XP, newLevel)
+		onNewLevel(s, m, newLevel)
+	}
+}
+
+func (c *Copaing) SetLastEvent() {
+	client, err := config.GetRedisClient()
+	if err != nil {
+		utils.SendAlert("exp/member.go - Getting redis client (set)", err.Error())
+		return
+	}
+	t := time.Now().Unix()
+	err = client.Set(context.Background(), c.GenKey(LastEvent), strconv.FormatInt(t, 10), 0).Err()
+	if err != nil {
+		utils.SendAlert("exp/member.go - Setting last event", err.Error(), "time", t, "base_key", c.GenKey(""))
+		return
+	}
+	err = client.Set(context.Background(), c.GenKey(AlreadyRemoved), "0", 0).Err()
+	if err != nil {
+		utils.SendAlert(
+			"exp/member.go - Setting already removed to 0",
+			err.Error(),
+			"time",
+			t,
+			"base_key",
+			c.GenKey(""),
+		)
+		return
+	}
+}
+
+func (c *Copaing) HourSinceLastEvent() uint {
+	client, err := config.GetRedisClient()
+	if err != nil {
+		utils.SendAlert("exp/member.go - Getting redis client (get)", err.Error())
+		return 0
+	}
+	res := client.Get(context.Background(), c.GenKey(LastEvent))
+	if errors.Is(res.Err(), redis.Nil) {
+		return 0
+	} else if res.Err() != nil {
+		utils.SendAlert("exp/member.go - Getting last event", res.Err().Error(), "base_key", c.GenKey(""))
+		return 0
+	}
+	t := time.Now().Unix()
+	last, err := strconv.Atoi(res.Val())
+	if err != nil {
+		utils.SendAlert(
+			"exp/member.go - Converting time fetched into int (last event)",
+			err.Error(),
+			"base_key",
+			c.GenKey(""),
+			"val",
+			res.Val(),
+		)
+		return 0
+	}
+	if gokord.Debug {
+		return uint(math.Floor(float64(t-int64(last)) / 60)) // not hours of unix, is minutes of unix
+	}
+	return utils.HoursOfUnix(t - int64(last))
+}
+
+func (c *Copaing) AddXPAlreadyRemoved(xp uint) uint {
+	client, err := config.GetRedisClient()
+	if err != nil {
+		utils.SendAlert("exp/member.go - Getting redis client (set)", err.Error())
+		return 0
+	}
+	exp := xp + c.XPAlreadyRemoved()
+	err = client.Set(context.Background(), c.GenKey(AlreadyRemoved), exp, 0).Err()
+	if err != nil {
+		utils.SendAlert(
+			"exp/member.go - Setting already removed",
+			err.Error(),
+			"exp already removed",
+			exp,
+			"base_key",
+			c.GenKey(""),
+		)
+		return 0
+	}
+	return exp
+}
+
+func (c *Copaing) XPAlreadyRemoved() uint {
+	client, err := config.GetRedisClient()
+	if err != nil {
+		utils.SendAlert("exp/member.go - Getting redis client (exp)", err.Error())
+		return 0
+	}
+	res := client.Get(context.Background(), fmt.Sprintf("%s:%s", c.GenKey(""), AlreadyRemoved))
+	if errors.Is(res.Err(), redis.Nil) {
+		return 0
+	} else if res.Err() != nil {
+		utils.SendAlert("exp/member.go - Getting already removed", res.Err().Error(), "base_key", c.GenKey(""))
+		return 0
+	}
+	xp, err := strconv.Atoi(res.Val())
+	if err != nil {
+		utils.SendAlert(
+			"exp/member.go - Converting time fetched into int (already removed)",
+			err.Error(),
+			"base_key",
+			c.GenKey(""),
+			"val",
+			res.Val(),
+		)
+		return 0
+	}
+	if xp < 0 {
+		utils.SendAlert(
+			"exp/member.go - Assertion exp >= 0",
+			"exp is negative",
+			"base_key",
+			c.GenKey(""),
+			"exp",
+			xp,
+		)
+		return 0
+	}
+	return uint(xp)
+}
+
+func (c *Copaing) Reset() {
+	gokord.DB.Where("guild_id = ? AND discord_id = ?", c.GuildID, c.DiscordID).Delete(c)
+}
+
+func (c *Copaing) AfterDelete(db *gorm.DB) error {
+	id := c.ID
+	dID := c.DiscordID
+	gID := c.GuildID
+	k := c.GuildID + ":" + c.DiscordID
+	ch := utils.NewTimer(48*time.Hour, func(stop chan<- interface{}) {
+		if err := db.Unscoped().Where("id = ?", id).Delete(c).Error; err != nil {
+			utils.SendAlert(
+				"exp/member.go - Removing user from database", err.Error(),
+				"discord_id", dID,
+				"guild_id", gID,
+			)
+		}
+		stop <- true
+		leftCopaingsMap[k] = nil
+	})
+	leftCopaingsMap[k] = &leftCopaing{id, ch}
+	return nil
+}