import { createPublicClient, http } from 'viem'
import { arbitrumSepolia } from 'viem/chains'

const client = createPublicClient({
  chain: arbitrumSepolia,
  transport: http('https://api.zan.top/node/v1/arb/sepolia/baf84c429d284bb5b676cb8c9ca21c07')
})

const PRICE_FEED = '0xE82c7cB9CfA42D6eb7e443956b78f8290249c316'
const YT_A = '0x97204190B35D9895a7a47aa7BaC61ac08De3cF05'

const PRICE_FEED_ABI = [
  {
    inputs: [
      { internalType: 'address', name: 'asset', type: 'address' }
    ],
    name: 'getPrice',
    outputs: [{ internalType: 'uint256', name: '', type: 'uint256' }],
    stateMutability: 'view',
    type: 'function'
  }
]

async function main() {
  console.log('\n检查价格源...\n')

  try {
    const price = await client.readContract({
      address: PRICE_FEED,
      abi: PRICE_FEED_ABI,
      functionName: 'getPrice',
      args: [YT_A]
    })

    console.log('YT-A 地址:', YT_A)
    console.log('价格 (原始值):', price.toString())
    console.log('价格 (格式化):', Number(price) / 1e8, 'USD')
    
    if (price === 0n) {
      console.log('\n✗ 错误: 价格为 0！')
      console.log('  这会导致存入失败，因为合约无法计算抵押品价值')
    } else {
      console.log('\n✓ 价格正常')
    }

  } catch (error) {
    console.error('\n✗ 读取价格失败:', error.message)
    console.log('\n可能的原因:')
    console.log('  1. 价格源合约没有设置 YT-A 的价格')
    console.log('  2. getPrice 函数不存在或签名不匹配')
    console.log('  3. YT-A 地址在价格源中未注册')
  }
}

main()