package commands

import (
	"strings"

	"gopkg.in/telebot.v3"
	"me.thuanle/bbot/internal/configs/tele"
	"me.thuanle/bbot/internal/data"
	"me.thuanle/bbot/internal/services/tele/chat"
	"me.thuanle/bbot/internal/services/tele/view"
)

type buildRichTokenMessageArgs struct {
	Token string

	HasSpot   bool
	SpotPrice float64

	HasFuture     bool
	FuturePrice   float64
	FundingRate   float64
	FundingTimeMs int64

	HasAlpha   bool
	AlphaPrice float64

	HasAlpha24h bool
	Alpha24h    float64

	HasMarginAPR     bool
	MarginAPRPercent float64
}

func buildRichTokenMessageInput(a buildRichTokenMessageArgs) view.RichTokenMessageInput {
	return view.RichTokenMessageInput{
		Token:            a.Token,
		HasSpot:          a.HasSpot,
		SpotPrice:        a.SpotPrice,
		HasFuture:        a.HasFuture,
		FuturePrice:      a.FuturePrice,
		FundingRate:      a.FundingRate,
		FundingTimeMs:    a.FundingTimeMs,
		HasAlpha:         a.HasAlpha,
		AlphaPrice:       a.AlphaPrice,
		HasAlpha24h:      a.HasAlpha24h,
		Alpha24hChange:   a.Alpha24h,
		HasMarginAPR:     a.HasMarginAPR,
		MarginAPRPercent: a.MarginAPRPercent,
	}
}

func showStickerMode(context telebot.Context, token string) {
	token = strings.ToUpper(token)
	stickerIdx, ok := tele.Token2StickerIdxMap[token]
	if !ok {
		return
	}
	stickers, err := context.Bot().StickerSet(tele.StickerSet)
	if err == nil && stickers != nil {
		_ = context.Reply(&stickers.Stickers[stickerIdx])
	}
}

func collectRichTokenData(token string) buildRichTokenMessageArgs {
	a := buildRichTokenMessageArgs{Token: token}

	if alphaToken, ok := data.Market.GetAlphaToken(token); ok {
		a.HasAlpha = true
		a.AlphaPrice = alphaToken.GetPrice()
		a.HasAlpha24h = true
		a.Alpha24h = alphaToken.GetPercentChange24h()
	}

	futureSymbol := token + "USDT"
	if data.Market.IsFuturesPair(futureSymbol) {
		if fp, fr, ft, ok := data.Market.GetFuturePrice(futureSymbol); ok {
			a.HasFuture = true
			a.FuturePrice = fp
			a.FundingRate = fr
			a.FundingTimeMs = ft
		}
	}

	spotSymbol := token + "USDT"
	if data.Market.IsSpotPair(spotSymbol) {
		if sp, ok := data.Market.GetSpotPrice(spotSymbol); ok {
			a.HasSpot = true
			a.SpotPrice = sp
		}
	}

	marginRates := data.Market.GetMarginInterestRates()
	a.MarginAPRPercent = marginRates[token] * 365 * 100
	a.HasMarginAPR = marginRates[token] != 0

	return a
}

func OnTokenInfoByToken(context telebot.Context, token string) error {
	token = strings.ToUpper(token)
	showStickerMode(context, token)

	args := collectRichTokenData(token)
	if !args.HasSpot && !args.HasFuture && !args.HasAlpha {
		return nil
	}

	msg := view.RenderRichTokenMessage(buildRichTokenMessageInput(args))
	_ = chat.ReplyMessage(context, msg)
	return nil
}

func OnTokenInfo(context telebot.Context) error {
	text := strings.ToLower(context.Text())

	return OnTokenInfoByToken(context, text)
}