// 网络配置
const INJECTIVE_MAINNET_CONFIG = {
  chainId: '0x6f0', // 十进制 1776
  chainName: 'Injective',
  rpcUrls: ['https://evm-rpc.injective.network'],
  nativeCurrency: {
    name: 'Injective',
    symbol: 'INJ',
    decimals: 18
  },
  blockExplorerUrls: ['https://explorer.injective.network']
};

async function addInjectiveNetwork() {
  // 检查是否安装了 MetaMask 或其他 Web3 钱包
  if (!window.ethereum) {
    alert('Please install MetaMask or another Web3 wallet!');
    return;
  }

  try {
    // 首先，尝试切换到 Injective 网络
    await window.ethereum.request({
      method: 'wallet_switchEthereumChain',
      params: [{ chainId: INJECTIVE_MAINNET_CONFIG.chainId }],
    });

    console.log('Switched to Injective network successfully!');
  } catch (switchError) {
    // 错误代码 4902 表示网络尚未添加
    if (switchError.code === 4902) {
      try {
        // 添加 Injective 网络
        await window.ethereum.request({
          method: 'wallet_addEthereumChain',
          params: [INJECTIVE_MAINNET_CONFIG],
        });

        console.log('Injective network added successfully!');
      } catch (addError) {
        console.error('Failed to add Injective network:', addError);
        alert('Failed to add Injective network. Please try again.');
      }
    } else {
      console.error('Failed to switch network:', switchError);
      alert('Failed to switch to Injective network.');
    }
  }
}