cosmjs/packages/cli/examples/mask.ts

import { Coin } from "@cosmjs/amino";
import { toBase64, toUtf8 } from "@cosmjs/encoding";

// types auto-generated by wasm.glass and cleaned up manually
export type HandleMsg =
  | {
      reflectmsg: {
        msgs: (
          | {
              send: {
                amount: Coin[];
                from_address: string;
                to_address: string;
              };
            }
          | {
              contract: {
                contract_addr: string;
                // this had to be changed - is Base64 encoded string
                msg: string;
                send: Coin[] | null;
              };
            }
          | {
              opaque: {
                // this had to be changed - is Base64 encoded string
                data: string;
              };
            }
        )[];
      };
    }
  | {
      changeowner: {
        owner: string;
      };
    };

export interface InitMsg {}

export interface OwnerResponse {
  owner: string;
}

export type QueryMsg = {
  owner: {};
};

export interface State {
  // base64 encoded CanonicalAddress
  owner: string;
}

/*** END auto-gen ****/

const base64Msg = (msg: object): string => toBase64(toUtf8(JSON.stringify(msg)));

const sendMsg = (from_address: string, to_address: string, amount: Coin[]) => {
  return {
    send: {
      from_address,
      to_address,
      amount,
    },
  };
};

const contractMsg = (contract_addr: string, msg: object, amount?: Coin[]) => {
  return {
    contract: {
      contract_addr,
      msg: base64Msg(msg),
      send: amount || null,
    },
  };
};

const opaqueMsg = (data: object) => {
  return {
    opaque: {
      data: base64Msg(data),
    },
  };
};