import { type MpcErrorData } from '../../../types'

export enum MpcErrorCodes {
  CLIENT_NOT_VERIFIED = 'CLIENT_NOT_VERIFIED',
  FORMAT_SHARES_ERROR = 'FORMAT_SHARES_ERROR',
  GOOGLE_UNAUTHENTICATED = 'GOOGLE_UNAUTHENTICATED',
  KEYCHAIN_UNAVAILABLE = 'KEYCHAIN_UNAVAILABLE',
  MPC_MODULE_NOT_FOUND = 'MPC_MODULE_NOT_FOUND',
  PASSWORD_REQUIRED = 'PASSWORD_REQUIRED',
  STORAGE_UNAVAILABLE = 'STORAGE_UNAVAILABLE',
  UNABLE_TO_READ_SIGNING_STORAGE = 'UNABLE_TO_READ_SIGNING_STORAGE',
  UNEXPECTED_ERROR = 'UNEXPECTED_ERROR',
  UNSUPPORTED_MPC_VERSION = 'UNSUPPORTED_MPC_VERSION',
  UNSUPPORTED_STORAGE_METHOD = 'UNSUPPORTED_STORAGE_METHOD',
  WALLET_MODIFICATION_ALREADY_IN_PROGRESS = 'WALLET_MODIFICATION_ALREADY_IN_PROGRESS',
}

const MpcErrorMetadata: Record<string, MpcErrorData> = {
  [MpcErrorCodes.CLIENT_NOT_VERIFIED]: {
    id: MpcErrorCodes.CLIENT_NOT_VERIFIED,
    /**
     * @deprecated Use `id` instead
     */
    code: MpcErrorCodes.CLIENT_NOT_VERIFIED,
    message: () => `[PortalMpc] Unable to verify client`,
  },

  [MpcErrorCodes.FORMAT_SHARES_ERROR]: {
    id: MpcErrorCodes.FORMAT_SHARES_ERROR,
    /**
     * @deprecated Use `id` instead
     */
    code: MpcErrorCodes.FORMAT_SHARES_ERROR,
    message: () => `[PortalMpc] Error formatting shares`,
  },

  [MpcErrorCodes.GOOGLE_UNAUTHENTICATED]: {
    id: MpcErrorCodes.GOOGLE_UNAUTHENTICATED,
    /**
     * @deprecated Use `id` instead
     */
    code: MpcErrorCodes.GOOGLE_UNAUTHENTICATED,
    message: () => `[PortalMpc] Unable to authenticate with Google`,
  },

  [MpcErrorCodes.PASSWORD_REQUIRED]: {
    id: MpcErrorCodes.PASSWORD_REQUIRED,
    /**
     * @deprecated Use `id` instead
     */
    code: MpcErrorCodes.PASSWORD_REQUIRED,
    message: () =>
      `[PortalMpc] Password is required in backupConfig for password storage.`,
  },

  [MpcErrorCodes.KEYCHAIN_UNAVAILABLE]: {
    id: MpcErrorCodes.KEYCHAIN_UNAVAILABLE,
    /**
     * @deprecated Use `id` instead
     */
    code: MpcErrorCodes.KEYCHAIN_UNAVAILABLE,
    message: () => `[PortalMpc] Keychain is unavailable`,
  },

  [MpcErrorCodes.MPC_MODULE_NOT_FOUND]: {
    id: MpcErrorCodes.MPC_MODULE_NOT_FOUND,
    /**
     * @deprecated Use `id` instead
     */
    code: MpcErrorCodes.MPC_MODULE_NOT_FOUND,
    message: () =>
      `[PortalMpc] The MPC module could not be found. This is usually an issue with React Native linking. Please verify that the 'PortalReactNative' module is properly linked to this project.`,
  },

  [MpcErrorCodes.STORAGE_UNAVAILABLE]: {
    id: MpcErrorCodes.STORAGE_UNAVAILABLE,
    /**
     * @deprecated Use `id` instead
     */
    code: MpcErrorCodes.STORAGE_UNAVAILABLE,
    message: () => `[PortalMpc] Storage is unavailable`,
  },

  [MpcErrorCodes.UNABLE_TO_READ_SIGNING_STORAGE]: {
    id: MpcErrorCodes.UNABLE_TO_READ_SIGNING_STORAGE,
    /**
     * @deprecated Use `id` instead
     */
    code: MpcErrorCodes.UNABLE_TO_READ_SIGNING_STORAGE,
    message: () => `[PortalMpc] Unable to read signing share from storage`,
  },

  [MpcErrorCodes.UNEXPECTED_ERROR]: {
    id: MpcErrorCodes.UNEXPECTED_ERROR,
    /**
     * @deprecated Use `id` instead
     */
    code: MpcErrorCodes.UNEXPECTED_ERROR,
    message: (error?: string) =>
      `[PortalMpc] Unexpected error${error ? ` on ${error}` : ''}`,
  },

  [MpcErrorCodes.UNSUPPORTED_MPC_VERSION]: {
    id: MpcErrorCodes.UNSUPPORTED_MPC_VERSION,
    /**
     * @deprecated Use `id` instead
     */
    code: MpcErrorCodes.UNSUPPORTED_MPC_VERSION,
    message: (version?: string) =>
      `[PortalMpc] Unsupported MPC version ${version}`,
  },

  [MpcErrorCodes.UNSUPPORTED_STORAGE_METHOD]: {
    id: MpcErrorCodes.UNSUPPORTED_STORAGE_METHOD,
    /**
     * @deprecated Use `id` instead
     */
    code: MpcErrorCodes.UNSUPPORTED_STORAGE_METHOD,
    message: (method?: string) =>
      `[PortalMpc] Unsupported storage method ${method}`,
  },

  [MpcErrorCodes.WALLET_MODIFICATION_ALREADY_IN_PROGRESS]: {
    id: MpcErrorCodes.WALLET_MODIFICATION_ALREADY_IN_PROGRESS,
    /**
     * @deprecated Use `id` instead
     */
    code: MpcErrorCodes.WALLET_MODIFICATION_ALREADY_IN_PROGRESS,
    message: () => `[PortalMpc] Wallet modification already in progress`,
  },
}

export class MpcError extends Error {
  public code: string
  public id?: string
  public context?: string

  /**
   * @param code - MpcErrorCodes
   * @param context - additional message or context
   * @param id - optional external error identifier (for example, from a backend)
   */
  constructor(code: MpcErrorCodes, context?: string, id?: string) {
    const error = MpcErrorMetadata[code]

    // Init the actual error
    super(error.message(context))

    // Custom error context
    this.code = error.code
    if (context) {
      this.context = context
    }
    this.id = id ?? error.id
  }
}

export default MpcError