import { TickMath } from '@/lib/byreal-clmm-sdk/src/instructions/utils/tickMath'
import { NextRequest, NextResponse } from 'next/server'

export async function GET(request: NextRequest) {
	try {
		const searchParams = request.nextUrl.searchParams
		const address = searchParams.get('address')

		const response = await fetch(
			`https://api2.byreal.io/byreal/api/dex/v2/position/detail?address=${address}`,
			{
				method: 'GET',
				headers: {
					accept: 'application/json',
				},
			}
		)

		if (!response.ok) {
			return NextResponse.json(
				{ retCode: response.status, retMsg: '外部 API 请求失败' },
				{ status: response.status }
			)
		}

		const data = await response.json()

		const { pool, lowerTick, upperTick } = data.result?.data as {
			lowerTick: number
			upperTick: number
			pool: {
				mintA: { decimals: number; price: string }
				mintB: { decimals: number; price: string }
				baseMint: { decimals: number; price: string }
				displayReversed?: boolean
			}
		}
		const displayReversed = pool.displayReversed || false
		let priceLower = TickMath.getPriceFromTick({
			tick: lowerTick,
			decimalsA: pool.mintA.decimals,
			decimalsB: pool.mintB.decimals,
			// baseIn: !displayReversed,
		})

		let priceUpper = TickMath.getPriceFromTick({
			tick: upperTick,
			decimalsA: pool.mintA.decimals,
			decimalsB: pool.mintB.decimals,
			baseIn: !displayReversed,
		})

		// 如果 displayReversed 为 true，调换 priceLower 和 priceUpper
		if (displayReversed) {
			const temp = priceLower
			priceLower = priceUpper
			priceUpper = temp
		}
		const isInRange =
			Number(pool.baseMint.price) < priceUpper.toNumber() &&
			Number(pool.baseMint.price) > priceLower.toNumber()
		const newData = {
			...data,
			result: {
				data: {
					...data.result.data,
					priceLower: priceLower.toString(),
					priceUpper: priceUpper.toString(),
					isInRange,
					displayReversed,
					priceOutType: isInRange
						? 'inRange'
						: Number(pool.baseMint.price) > priceUpper.toNumber()
							? 'priceUp'
							: 'priceDown',
				},
			},
		}

		return NextResponse.json(newData)
	} catch (error) {
		console.error('API Route Error:', error)
		return NextResponse.json(
			{ retCode: 500, retMsg: '服务器内部错误' },
			{ status: 500 }
		)
	}
}