import { arbitrumSepolia, bscTestnet } from 'wagmi/chains'
import { getDynamicOverride } from './registry'

// 导入所有 ABI
import YTAssetFactory_ABI from './abis/YTAssetFactory.json'
import YTToken_ABI from './abis/YT-Token.json'
import USDY_ABI from './abis/USDY.json'
import YTLPToken_ABI from './abis/YTLPToken.json'
import YTPriceFeed_ABI from './abis/YTPriceFeed.json'
import YTVault_ABI from './abis/YTVault.json'
import YTPoolManager_ABI from './abis/YTPoolManager.json'
import YTRewardRouter_ABI from './abis/YTRewardRouter.json'
import lendingProxy_ABI from './abis/lendingProxy.json'

/**
 * 合约名称枚举（用于类型安全）
 * 地址全部从数据库动态加载，通过 /api/contracts 接口获取。
 */
export type ContractName =
  | 'USDC'
  | 'USDY'
  | 'YT-A'
  | 'YT-B'
  | 'YT-C'
  | 'YTLPToken'
  | 'YTAssetFactory'
  | 'YTVault'
  | 'YTPriceFeed'
  | 'YTPoolManager'
  | 'YTRewardRouter'
  | 'lendingProxy'

/**
 * ABI 配置
 */
export const abis = {
  // 代币
  YTToken: YTToken_ABI,
  USDY: USDY_ABI,
  YTLPToken: YTLPToken_ABI,

  // 核心合约
  YTAssetFactory: YTAssetFactory_ABI,
  YTVault: YTVault_ABI,
  YTPriceFeed: YTPriceFeed_ABI,
  YTPoolManager: YTPoolManager_ABI,
  YTRewardRouter: YTRewardRouter_ABI,

  // 借贷
  lendingProxy: lendingProxy_ABI,
} as const

/**
 * 获取合约地址（完全从动态注册表读取）
 * 地址由后端 /api/contracts 接口提供（来源：system_contracts + assets 表）。
 * 启动时由 useContractRegistry() 写入注册表。
 * 未加载完成前返回 undefined，各 hook 通过 enabled: !!address 优雅处理。
 */
export function getContractAddress(
  contractName: string,
  chainId: number
): `0x${string}` | undefined {
  return getDynamicOverride(contractName, chainId)
}

/**
 * 获取合约 ABI
 */
export function getContractABI(contractName: keyof typeof abis) {
  return abis[contractName]
}

/** 支持的网络 */
export const SUPPORTED_CHAINS = {
  ARBITRUM_SEPOLIA: {
    id: arbitrumSepolia.id,
    name: 'Arbitrum Sepolia',
    explorer: 'https://sepolia.arbiscan.io',
    rpcUrl: 'https://sepolia-rollup.arbitrum.io/rpc',
  },
  BSC_TESTNET: {
    id: bscTestnet.id,
    name: 'BSC Testnet',
    explorer: 'https://testnet.bscscan.com',
    rpcUrl: 'https://bsc-testnet-rpc.publicnode.com',
  },
} as const

/**
 * 获取区块浏览器 URL
 */
export function getBlockExplorerUrl(chainId: number): string {
  if (chainId === bscTestnet.id) {
    return SUPPORTED_CHAINS.BSC_TESTNET.explorer
  }
  return SUPPORTED_CHAINS.ARBITRUM_SEPOLIA.explorer
}

/**
 * 获取交易 URL
 */
export function getTxUrl(txHash: string, chainId?: number): string {
  const explorer = chainId ? getBlockExplorerUrl(chainId) : SUPPORTED_CHAINS.BSC_TESTNET.explorer
  return `${explorer}/tx/${txHash}`
}

/**
 * 获取地址 URL
 */
export function getAddressUrl(address: string, chainId?: number): string {
  const explorer = chainId ? getBlockExplorerUrl(chainId) : SUPPORTED_CHAINS.BSC_TESTNET.explorer
  return `${explorer}/address/${address}`
}

/**
 * 获取网络名称
 */
export function getNetworkName(chainId: number): string {
  if (chainId === bscTestnet.id) {
    return SUPPORTED_CHAINS.BSC_TESTNET.name
  }
  if (chainId === arbitrumSepolia.id) {
    return SUPPORTED_CHAINS.ARBITRUM_SEPOLIA.name
  }
  return `Unknown Network (${chainId})`
}