mint

params of yAssetParams -> (list(op), storage upd)

Add token to protocol and mints related yToken token for caller.

Underlying token must be approved before calling this operation for an amount

Types

type yAssetParams       is [@layout:comb] record [
  tokenId                 : nat; // yToken token Id
  amount                  : nat; // amount of underlying token to send to Yupana
]
Parameter
Type
Description

tokenId

nat

yToken identifier

amount

nat

amount of underlying token to be sent to protocol

Usage

const tokenId = 0; // or new BigNumber(0) or "0"
const amount = 10_000_000; // or new BigNumber(10_000_000) or "10000000"
const yupana = await tezos.contract.at(yTokenAddress);
const proxy = await tezos.contract.at(proxyAddress);
const batchArray = [
      {
        kind: "transaction",
        ...yupana.methods.updateInterest(tokenId).toTransferParams(),
      },
      {
        kind: "transaction",
        ...proxy.methods.getPrice([tokenId]).toTransferParams(),
      },
      {
        kind: "transaction",
        ...yupana.methods.mint(tokenId, amount).toTransferParams(),
      },
    ];
const batch = await tezos.wallet.batch(batchArray);
const operation = await batch.send();
await operation.confirmation();

Errors

  • token/cant-get-contract-token - FA12 token contract address does not contain transfer entrypoint from FA12 interface.

  • token/cant-get-contract-fa2-token - FA2 token contract address does not contain transfer entrypoint from FA2 interface.

  • underflow/liquidity - reserves - liquidity more than reserves.

  • yToken/amount-is-zero - passed zero amount.

  • yToken/need-update - token price and interest not updated (see warning above)

  • yToken/yToken-undefined - token identifier is not assigned to any known yTokens.

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