@sky-mavis/smart-order-router
Version:
Ronin Swap Smart Order Router
35 lines • 2.3 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.V2SubgraphProviderWithFallBacks = void 0;
const util_1 = require("../../util");
/**
* Provider for getting V2 subgraph pools that falls back to a different provider
* in the event of failure.
*
* @export
* @class V2SubgraphProviderWithFallBacks
*/
class V2SubgraphProviderWithFallBacks {
/**
* Creates an instance of V2SubgraphProviderWithFallBacks.
* @param fallbacks Ordered list of `IV2SubgraphProvider` to try to get pools from.
*/
constructor(fallbacks) {
this.fallbacks = fallbacks;
}
async getPools(tokenIn, tokenOut, providerConfig) {
for (let i = 0; i < this.fallbacks.length; i++) {
const provider = this.fallbacks[i];
try {
const pools = await provider.getPools(tokenIn, tokenOut, providerConfig);
return pools;
}
catch (err) {
util_1.log.info(`Failed to get subgraph pools for V2 from fallback #${i}`);
}
}
throw new Error('Failed to get subgraph pools from any providers');
}
}
exports.V2SubgraphProviderWithFallBacks = V2SubgraphProviderWithFallBacks;
//# sourceMappingURL=data:application/json;base64,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