@ledgerhq/live-common
Version:
Common ground for the Ledger Live apps
61 lines • 2.33 kB
JavaScript
import { getCurrentSolanaPreloadData } from "@ledgerhq/coin-solana/preload-data";
import { stakeActions } from "@ledgerhq/coin-solana/logic";
import { LEDGER_VALIDATORS_VOTE_ACCOUNTS } from "@ledgerhq/coin-solana/utils";
import { isAccountEmpty } from "../../account";
export function getAccountBannerState(account) {
// Group current validator
const solanaResources = account.solanaResources ? account.solanaResources : { stakes: [] };
const delegations = solanaResources?.stakes.map(delegation => {
return delegation;
});
// Get ledger validator data
const { validators } = getCurrentSolanaPreloadData(account.currency) ?? {
validators: [],
};
const ledgerValidator = validators.find(validator => LEDGER_VALIDATORS_VOTE_ACCOUNTS.includes(validator.voteAccount));
// If Ledger doesn't provide validator, we don't display banner
if (!ledgerValidator) {
return {
display: false,
redelegate: false,
stakeAccAddr: "",
ledgerValidator,
};
}
let redelegate = false;
let stakeAccAddr = "";
let display = false;
// Find user current worst validator (default validator is ledger)
let worstValidator = ledgerValidator;
for (const delegation of delegations) {
const validatorAdress = delegation.delegation?.voteAccAddr;
const validator = validators.find(validator => validator.voteAccount === validatorAdress);
const actions = stakeActions(delegation);
const isValidRedelegation = validator &&
!LEDGER_VALIDATORS_VOTE_ACCOUNTS.includes(validatorAdress) &&
worstValidator.commission <= validator.commission &&
actions.includes("deactivate");
if (isValidRedelegation) {
stakeAccAddr = delegation.stakeAccAddr;
worstValidator = validator;
}
}
if (worstValidator) {
if (LEDGER_VALIDATORS_VOTE_ACCOUNTS.includes(worstValidator?.voteAccount)) {
if (!isAccountEmpty(account)) {
display = true;
}
}
else {
redelegate = true;
display = true;
}
}
return {
display,
redelegate,
stakeAccAddr,
ledgerValidator,
};
}
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