import { Options } from "yargs";
import * as options from "../options";
import { readPriceConfigFile } from "../price-config";
import { HermesClient } from "@pythnetwork/hermes-client";
import { PythPriceListener } from "../pyth-price-listener";
import { FuelPriceListener, FuelPricePusher } from "./fuel";
import { Controller } from "../controller";
import { Provider, Wallet } from "fuels";
import fs from "fs";
import pino from "pino";
import { filterInvalidPriceItems } from "../utils";
export default {
  command: "fuel",
  describe: "run price pusher for Fuel",
  builder: {
    endpoint: {
      description: "Fuel RPC API endpoint",
      type: "string",
      required: true,
    } as Options,
    "private-key-file": {
      description: "Path to the private key file",
      type: "string",
      required: true,
    } as Options,
    "pyth-contract-address": {
      description: "Pyth contract address on Fuel",
      type: "string",
      required: true,
    } as Options,
    ...options.priceConfigFile,
    ...options.priceServiceEndpoint,
    ...options.pushingFrequency,
    ...options.pollingFrequency,
    ...options.logLevel,
    ...options.controllerLogLevel,
  },
  handler: async function (argv: any) {
    const {
      endpoint,
      privateKeyFile,
      pythContractAddress,
      priceConfigFile,
      priceServiceEndpoint,
      pushingFrequency,
      pollingFrequency,
      logLevel,
      controllerLogLevel,
    } = argv;

    const logger = pino({ level: logLevel });

    const priceConfigs = readPriceConfigFile(priceConfigFile);

    const hermesClient = new HermesClient(priceServiceEndpoint);

    let priceItems = priceConfigs.map(({ id, alias }) => ({ id, alias }));

    // Better to filter out invalid price items before creating the pyth listener
    const { existingPriceItems, invalidPriceItems } =
      await filterInvalidPriceItems(hermesClient, priceItems);

    if (invalidPriceItems.length > 0) {
      logger.error(
        `Invalid price id submitted for: ${invalidPriceItems
          .map(({ alias }) => alias)
          .join(", ")}`
      );
    }

    priceItems = existingPriceItems;

    const pythListener = new PythPriceListener(
      hermesClient,
      priceItems,
      logger.child({ module: "PythPriceListener" })
    );

    const provider = await Provider.create(endpoint);
    const privateKey = fs.readFileSync(privateKeyFile, "utf8").trim();
    const wallet = Wallet.fromPrivateKey(privateKey, provider);

    const fuelPriceListener = new FuelPriceListener(
      provider,
      pythContractAddress,
      priceItems,
      logger.child({ module: "FuelPriceListener" }),
      { pollingFrequency }
    );

    const fuelPricePusher = new FuelPricePusher(
      wallet,
      pythContractAddress,
      hermesClient,
      logger.child({ module: "FuelPricePusher" })
    );

    const controller = new Controller(
      priceConfigs,
      pythListener,
      fuelPriceListener,
      fuelPricePusher,
      logger.child({ module: "Controller" }, { level: controllerLogLevel }),
      { pushingFrequency }
    );

    await controller.start();
  },
};