import { Contract as ConfluxSdkContract } from "js-conflux-sdk";
import { BaseProvider } from "../providers";
import { Signer } from "../signers";


export class Contract extends ConfluxSdkContract {
  provider: BaseProvider | null;
  signer: Signer | null;

  constructor(addressOrName: string, abi: any, signerOrProvider?: BaseProvider | Signer) {
    const conflux = signerOrProvider.cfxClient;
    super({ "abi": abi, "address": addressOrName }, conflux);

    if (signerOrProvider == null) {
      this.provider = null;
      this.signer = null;
    } else if (signerOrProvider instanceof Signer) {
      this.provider = null;
      this.signer = signerOrProvider;
    } else if (signerOrProvider instanceof BaseProvider) {
        this.provider = signerOrProvider;
        this.signer = null;
    }
  }

  /**
   * attach to a new collection
   */
  public attach(addressOrName: string): Contract {
    super.attach(addressOrName);
    return this;
  }

  /**
   * connect to a provider or a signer
   */
  public connect(signerOrProvider: Signer | BaseProvider): Contract {
    return new Contract(this.address, this.abi, signerOrProvider);
  }

  /**
   * whether to be deployed or not
   */
  public deployed() {
    
  }
}