package level

import (
	"fmt"

	"github.com/bwmarrin/discordgo"

	"gitea.teamortix.com/chanbakjsd/Milen/db"
	"gitea.teamortix.com/chanbakjsd/Milen/persistent"
	"gitea.teamortix.com/chanbakjsd/Milen/util"
)

var ShouldListen = true

func Event(dg *discordgo.Session, m *discordgo.MessageCreate) {
	if !ShouldListen || m.GuildID == "" || persistent.IgnoredChannels[m.ChannelID] {
		return
	}

	defer func() {
		if r := recover(); r != nil {
			// Oh crap. We recovered from a panic.
			if val, ok := r.(error); ok {
				util.ReportError(dg, val)
			} else {
				util.ReportError(dg, fmt.Errorf("%T: %v", r, r))
			}
		}
	}()

	prevTime := db.GetLastActive(m.Author.ID)
	nextTime, err := discordgo.SnowflakeTimestamp(m.ID)
	if err != nil {
		util.ReportError(dg, err)
		return
	}
	xp := int64(nextTime.Sub(prevTime).Seconds())
	if xp > int64(len(m.Content)-3)/3 {
		xp = int64(len(m.Content)-3) / 3
	}
	if xp > 10 {
		xp = 10
	}
	if xp < 0 {
		xp = 0
	}
	db.IncrementXP(m.Author.ID, xp, nextTime)

	if _, ok := ShouldCheck[m.GuildID]; !ok {
		ShouldCheck[m.GuildID] = make(map[string]bool)
	}
	ShouldCheck[m.GuildID][m.Author.ID] = true
}