import type { W3mFrameProvider } from '@web3modal/wallet';
export interface IWeb3Config {
    provider: ProviderType;
    metadata: Metadata;
}
export type Address = `0x${string}`;
export type ProviderType = {
    injected?: Provider;
    coinbase?: Provider;
    email?: boolean;
    EIP6963?: boolean;
    metadata: Metadata;
};
export interface RequestArguments {
    readonly method: string;
    readonly params?: readonly unknown[] | object;
}
export interface Provider {
    request: <T>(args: RequestArguments) => Promise<T>;
    on: <T>(event: string, listener: (data: T) => void) => void;
    removeListener: <T>(event: string, listener: (data: T) => void) => void;
    emit: (event: string) => void;
}
export type Metadata = {
    name: string;
    description: string;
    url: string;
    icons: string[];
};
export type CombinedProvider = W3mFrameProvider & Provider;
export type SimpleChain = {
    rpcUrl: string;
    explorerUrl: string;
    currency: string;
    name: string;
    chainId: number;
};
export type Chain = {
    chainId: number;
    blockExplorerUrls?: string[];
    chainName: string;
    iconUrls?: string[];
    nativeCurrency: {
        decimals: number;
        name?: string;
        symbol: string;
    };
    rpcUrls: string[];
};
export declare function ensureChainType(chains: Chain[] | SimpleChain[]): Chain[];