import { Tool } from "langchain/tools"

export class SolanaCloseEmptyTokenAccounts extends Tool {
  name = "close_empty_token_accounts"
  description = `Close all empty spl-token accounts and reclaim the rent`

  constructor(solanaKit) {
    super()
    this.solanaKit = solanaKit
  }

  async _call() {
    try {
      const { signature, size } = await this.solanaKit.closeEmptyTokenAccounts()

      return JSON.stringify({
        status: "success",
        message: `${size} accounts closed successfully. ${
          size === 48
            ? "48 accounts can be closed in a single transaction try again to close more accounts"
            : ""
        }`,
        signature
      })
    } catch (error) {
      return JSON.stringify({
        status: "error",
        message: error.message,
        code: error.code || "UNKNOWN_ERROR"
      })
    }
  }
}