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• [DIR] ..
• [FILE] api.ts
• [FILE] basetx.ts
• [FILE] constants.ts
• [FILE] createassettx.ts
• [FILE] credentials.ts
• [FILE] exporttx.ts
• [FILE] genesisasset.ts
• [FILE] genesisdata.ts
• [FILE] importtx.ts
• [FILE] index.ts
• [FILE] initialstates.ts
• [FILE] inputs.ts
• [FILE] interfaces.ts
• [FILE] keychain.ts
• [FILE] minterset.ts
• [FILE] operationtx.ts
• [FILE] ops.ts
• [FILE] outputs.ts
• [FILE] tx.ts
• [FILE] utxos.ts
• [FILE] vertex.ts

Просмотр файла: credentials.ts

/**
 * @packageDocumentation
 * @module API-AVM-Credentials
 */

import { AVMConstants } from "./constants"
import { Credential } from "../../common/credentials"
import { CredIdError, CodecIdError } from "../../utils/errors"

/**
 * Takes a buffer representing the credential and returns the proper [[Credential]] instance.
 *
 * @param credid A number representing the credential ID parsed prior to the bytes passed in
 *
 * @returns An instance of an [[Credential]]-extended class.
 */
export const SelectCredentialClass = (
  credid: number,
  ...args: any[]
): Credential => {
  if (
    credid === AVMConstants.SECPCREDENTIAL ||
    credid === AVMConstants.SECPCREDENTIAL_CODECONE
  ) {
    return new SECPCredential(...args)
  }
  if (
    credid === AVMConstants.NFTCREDENTIAL ||
    credid === AVMConstants.NFTCREDENTIAL_CODECONE
  ) {
    return new NFTCredential(...args)
  }
  /* istanbul ignore next */
  throw new CredIdError("Error - SelectCredentialClass: unknown credid")
}

export class SECPCredential extends Credential {
  protected _typeName = "SECPCredential"
  protected _codecID = AVMConstants.LATESTCODEC
  protected _typeID =
    this._codecID === 0
      ? AVMConstants.SECPCREDENTIAL
      : AVMConstants.SECPCREDENTIAL_CODECONE

  //serialize and deserialize both are inherited

  /**
   * Set the codecID
   *
   * @param codecID The codecID to set
   */
  setCodecID(codecID: number): void {
    if (codecID !== 0 && codecID !== 1) {
      /* istanbul ignore next */
      throw new CodecIdError(
        "Error - SECPCredential.setCodecID: invalid codecID. Valid codecIDs are 0 and 1."
      )
    }
    this._codecID = codecID
    this._typeID =
      this._codecID === 0
        ? AVMConstants.SECPCREDENTIAL
        : AVMConstants.SECPCREDENTIAL_CODECONE
  }

  getCredentialID(): number {
    return this._typeID
  }

  clone(): this {
    let newbase: SECPCredential = new SECPCredential()
    newbase.fromBuffer(this.toBuffer())
    return newbase as this
  }

  create(...args: any[]): this {
    return new SECPCredential(...args) as this
  }

  select(id: number, ...args: any[]): Credential {
    let newbasetx: Credential = SelectCredentialClass(id, ...args)
    return newbasetx
  }
}

export class NFTCredential extends Credential {
  protected _typeName = "NFTCredential"
  protected _codecID = AVMConstants.LATESTCODEC
  protected _typeID =
    this._codecID === 0
      ? AVMConstants.NFTCREDENTIAL
      : AVMConstants.NFTCREDENTIAL_CODECONE

  //serialize and deserialize both are inherited

  /**
   * Set the codecID
   *
   * @param codecID The codecID to set
   */
  setCodecID(codecID: number): void {
    if (codecID !== 0 && codecID !== 1) {
      /* istanbul ignore next */
      throw new CodecIdError(
        "Error - NFTCredential.setCodecID: invalid codecID. Valid codecIDs are 0 and 1."
      )
    }
    this._codecID = codecID
    this._typeID =
      this._codecID === 0
        ? AVMConstants.NFTCREDENTIAL
        : AVMConstants.NFTCREDENTIAL_CODECONE
  }

  getCredentialID(): number {
    return this._typeID
  }

  clone(): this {
    let newbase: NFTCredential = new NFTCredential()
    newbase.fromBuffer(this.toBuffer())
    return newbase as this
  }

  create(...args: any[]): this {
    return new NFTCredential(...args) as this
  }

  select(id: number, ...args: any[]): Credential {
    let newbasetx: Credential = SelectCredentialClass(id, ...args)
    return newbasetx
  }
}

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