// Package common provides common data and functions for the scanner.
package common

import (
	"github.com/ethereum/go-ethereum/common"
)

var knownPrices = map[common.Address]float64{
	common.HexToAddress("0x82af49447d8a07e3bd95bd0d56f35241523fbab1"): 2000.0,  // WETH
	common.HexToAddress("0xaf88d065e77c8cc2239327c5edb3a432268e5831"): 1.0,     // USDC
	common.HexToAddress("0xff970a61a04b1ca14834a43f5de4533ebddb5cc8"): 1.0,     // USDC.e
	common.HexToAddress("0xfd086bc7cd5c481dcc9c85ebe478a1c0b69fcbb9"): 1.0,     // USDT
	common.HexToAddress("0x2f2a2543b76a4166549f7aab2e75bef0aefc5b0f"): 43000.0, // WBTC
	common.HexToAddress("0x912ce59144191c1204e64559fe8253a0e49e6548"): 0.75,    // ARB
	common.HexToAddress("0xfc5a1a6eb076a2c7ad06ed22c90d7e710e35ad0a"): 45.0,    // GMX
	common.HexToAddress("0xf97f4df75117a78c1a5a0dbb814af92458539fb4"): 12.0,    // LINK
	common.HexToAddress("0xfa7f8980b0f1e64a2062791cc3b0871572f1f7f0"): 8.0,     // UNI
	common.HexToAddress("0xba5ddd1f9d7f570dc94a51479a000e3bce967196"): 85.0,    // AAVE
}

var knownDecimals = map[common.Address]uint8{
	common.HexToAddress("0x82af49447d8a07e3bd95bd0d56f35241523fbab1"): 18, // WETH
	common.HexToAddress("0xaf88d065e77c8cc2239327c5edb3a432268e5831"): 6,  // USDC
	common.HexToAddress("0xff970a61a04b1ca14834a43f5de4533ebddb5cc8"): 6,  // USDC.e
	common.HexToAddress("0xfd086bc7cd5c481dcc9c85ebe478a1c0b69fcbb9"): 6,  // USDT
	common.HexToAddress("0x2f2a2543b76a4166549f7aab2e75bef0aefc5b0f"): 8,  // WBTC
	common.HexToAddress("0x912ce59144191c1204e64559fe8253a0e49e6548"): 18, // ARB
	common.HexToAddress("0xfc5a1a6eb076a2c7ad06ed22c90d7e710e35ad0a"): 18, // GMX
	common.HexToAddress("0xf97f4df75117a78c1a5a0dbb814af92458539fb4"): 18, // LINK
	common.HexToAddress("0xfa7f8980b0f1e64a2062791cc3b0871572f1f7f0"): 18, // UNI
	common.HexToAddress("0xba5ddd1f9d7f570dc94a51479a000e3bce967196"): 18, // AAVE
}

func GetTokenPriceUSD(tokenAddr common.Address) (float64, bool) {
	price, exists := knownPrices[tokenAddr]

	return price, exists
}

func GetTokenDecimals(tokenAddr common.Address) (uint8, bool) {
	decimals, exists := knownDecimals[tokenAddr]

	return decimals, exists
}