@kamino-finance/klend-sdk
Version:
Typescript SDK for interacting with the Kamino Lending (klend) protocol
134 lines • 6.15 kB
JavaScript
;
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}) : function(o, v) {
o["default"] = v;
});
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var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.Config = void 0;
/* eslint-disable @typescript-eslint/no-unused-vars */
const kit_1 = require("@solana/kit");
/* eslint-enable @typescript-eslint/no-unused-vars */
const bn_js_1 = __importDefault(require("bn.js")); // eslint-disable-line @typescript-eslint/no-unused-vars
const borsh = __importStar(require("@coral-xyz/borsh")); // eslint-disable-line @typescript-eslint/no-unused-vars
const utils_1 = require("../utils"); // eslint-disable-line @typescript-eslint/no-unused-vars
const types = __importStar(require("../types")); // eslint-disable-line @typescript-eslint/no-unused-vars
const programId_1 = require("../programId");
class Config {
governanceAuthority;
targetGovernanceAuthority;
wormhole;
validDataSources;
singleUpdateFeeInLamports;
minimumSignatures;
static discriminator = Buffer.from([
155, 12, 170, 224, 30, 250, 204, 130,
]);
static layout = borsh.struct([
(0, utils_1.borshAddress)("governanceAuthority"),
borsh.option((0, utils_1.borshAddress)(), "targetGovernanceAuthority"),
(0, utils_1.borshAddress)("wormhole"),
borsh.vec(types.DataSource.layout(), "validDataSources"),
borsh.u64("singleUpdateFeeInLamports"),
borsh.u8("minimumSignatures"),
]);
constructor(fields) {
this.governanceAuthority = fields.governanceAuthority;
this.targetGovernanceAuthority = fields.targetGovernanceAuthority;
this.wormhole = fields.wormhole;
this.validDataSources = fields.validDataSources.map((item) => new types.DataSource({ ...item }));
this.singleUpdateFeeInLamports = fields.singleUpdateFeeInLamports;
this.minimumSignatures = fields.minimumSignatures;
}
static async fetch(rpc, address, programId = programId_1.PROGRAM_ID) {
const info = await (0, kit_1.fetchEncodedAccount)(rpc, address);
if (!info.exists) {
return null;
}
if (info.programAddress !== programId) {
throw new Error(`ConfigFields account ${address} belongs to wrong program ${info.programAddress}, expected ${programId}`);
}
return this.decode(Buffer.from(info.data));
}
static async fetchMultiple(rpc, addresses, programId = programId_1.PROGRAM_ID) {
const infos = await (0, kit_1.fetchEncodedAccounts)(rpc, addresses);
return infos.map((info) => {
if (!info.exists) {
return null;
}
if (info.programAddress !== programId) {
throw new Error(`ConfigFields account ${info.address} belongs to wrong program ${info.programAddress}, expected ${programId}`);
}
return this.decode(Buffer.from(info.data));
});
}
static decode(data) {
if (!data.slice(0, 8).equals(Config.discriminator)) {
throw new Error("invalid account discriminator");
}
const dec = Config.layout.decode(data.slice(8));
return new Config({
governanceAuthority: dec.governanceAuthority,
targetGovernanceAuthority: dec.targetGovernanceAuthority,
wormhole: dec.wormhole,
validDataSources: dec.validDataSources.map((item /* eslint-disable-line @typescript-eslint/no-explicit-any */) => types.DataSource.fromDecoded(item)),
singleUpdateFeeInLamports: dec.singleUpdateFeeInLamports,
minimumSignatures: dec.minimumSignatures,
});
}
toJSON() {
return {
governanceAuthority: this.governanceAuthority,
targetGovernanceAuthority: this.targetGovernanceAuthority,
wormhole: this.wormhole,
validDataSources: this.validDataSources.map((item) => item.toJSON()),
singleUpdateFeeInLamports: this.singleUpdateFeeInLamports.toString(),
minimumSignatures: this.minimumSignatures,
};
}
static fromJSON(obj) {
return new Config({
governanceAuthority: (0, kit_1.address)(obj.governanceAuthority),
targetGovernanceAuthority: (obj.targetGovernanceAuthority &&
(0, kit_1.address)(obj.targetGovernanceAuthority)) ||
null,
wormhole: (0, kit_1.address)(obj.wormhole),
validDataSources: obj.validDataSources.map((item) => types.DataSource.fromJSON(item)),
singleUpdateFeeInLamports: new bn_js_1.default(obj.singleUpdateFeeInLamports),
minimumSignatures: obj.minimumSignatures,
});
}
}
exports.Config = Config;
//# sourceMappingURL=Config.js.map