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

const client = createPublicClient({
  chain: arbitrumSepolia,
  transport: http()
})

const LENDING_PROXY = '0xCb4E7B1069F6C26A1c27523ce4c8dfD884552d1D'
const YT_A = '0x97204190B35D9895a7a47aa7BaC61ac08De3cF05'
const USER = '0xa013422a5918cd099c63c8cc35283eaca99a705d'
const CONFIGURATOR = '0x488409CE9A3Fcd8EbD373dCb7e025cF8AB96fcdc'

const LENDING_ABI = [
  {
    inputs: [
      { internalType: 'address', name: '_collateralAsset', type: 'address' },
      { internalType: 'uint256', name: '_amount', type: 'uint256' }
    ],
    name: 'deposit',
    outputs: [],
    stateMutability: 'nonpayable',
    type: 'function'
  }
]

const CONFIGURATOR_ABI = [
  {
    inputs: [{ internalType: 'address', name: '_asset', type: 'address' }],
    name: 'getCollateralConfig',
    outputs: [
      { internalType: 'bool', name: 'isActive', type: 'bool' },
      { internalType: 'uint256', name: 'collateralFactor', type: 'uint256' },
      { internalType: 'uint256', name: 'liquidationThreshold', type: 'uint256' },
      { internalType: 'uint256', name: 'liquidationBonus', type: 'uint256' }
    ],
    stateMutability: 'view',
    type: 'function'
  },
  {
    inputs: [{ internalType: 'address', name: '', type: 'address' }],
    name: 'collateralConfigs',
    outputs: [
      { internalType: 'bool', name: 'isActive', type: 'bool' },
      { internalType: 'uint256', name: 'collateralFactor', type: 'uint256' },
      { internalType: 'uint256', name: 'liquidationThreshold', type: 'uint256' },
      { internalType: 'uint256', name: 'liquidationBonus', type: 'uint256' }
    ],
    stateMutability: 'view',
    type: 'function'
  }
]

async function simulateDeposit() {
  console.log('🔍 模拟存款操作...\n')
  console.log('合约地址:', LENDING_PROXY)
  console.log('抵押品地址:', YT_A)
  console.log('用户地址:', USER)
  console.log('存款金额: 10 YT-A\n')

  // 1. 检查 Configurator 中的配置
  console.log('=== 检查 Configurator 配置 ===')
  try {
    const config = await client.readContract({
      address: CONFIGURATOR,
      abi: CONFIGURATOR_ABI,
      functionName: 'getCollateralConfig',
      args: [YT_A]
    })
    console.log('✅ 通过 getCollateralConfig 读取:')
    console.log('   - 是否激活:', config[0])
    console.log('   - 抵押率:', Number(config[1]) / 100 + '%')
    console.log('   - 清算阈值:', Number(config[2]) / 100 + '%')
    console.log('   - 清算奖励:', Number(config[3]) / 100 + '%')
  } catch (error) {
    console.log('❌ getCollateralConfig 失败:', error.message.split('\n')[0])

    // 尝试直接读取mapping
    try {
      const config = await client.readContract({
        address: CONFIGURATOR,
        abi: CONFIGURATOR_ABI,
        functionName: 'collateralConfigs',
        args: [YT_A]
      })
      console.log('✅ 通过 collateralConfigs mapping 读取:')
      console.log('   - 是否激活:', config[0])
      console.log('   - 抵押率:', Number(config[1]) / 100 + '%')
      console.log('   - 清算阈值:', Number(config[2]) / 100 + '%')
      console.log('   - 清算奖励:', Number(config[3]) / 100 + '%')

      if (!config[0]) {
        console.log('\n⚠️  警告: 抵押品未激活！这就是存款失败的原因。')
      }
    } catch (error2) {
      console.log('❌ collateralConfigs mapping 也失败:', error2.message.split('\n')[0])
    }
  }

  // 2. 模拟调用 deposit
  console.log('\n=== 模拟存款调用 ===')
  const depositAmount = 10n * 10n ** 18n // 10 YT-A

  try {
    await client.simulateContract({
      address: LENDING_PROXY,
      abi: LENDING_ABI,
      functionName: 'deposit',
      args: [YT_A, depositAmount],
      account: USER
    })
    console.log('✅ 模拟存款成功！交易应该可以执行。')
  } catch (error) {
    console.log('❌ 模拟存款失败')
    console.log('\n详细错误信息:')
    console.log(error.message)

    // 尝试解析错误原因
    if (error.message.includes('Collateral not active')) {
      console.log('\n💡 原因: 抵押品未激活')
      console.log('   需要管理员通过 Configurator 激活此抵押品')
    } else if (error.message.includes('insufficient')) {
      console.log('\n💡 原因: 余额或授权不足')
    } else if (error.message.includes('paused')) {
      console.log('\n💡 原因: 合约已暂停')
    } else {
      console.log('\n💡 这可能是由于抵押品未在借贷合约中配置')
    }
  }

  console.log('\n=== 诊断完成 ===\n')
}

simulateDeposit().catch(console.error)