@ardier16/q-js-sdk/lib/contracts/BaseContractInstance.js

Typescript Library to interact with Q System Contracts

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.BaseContractInstance = void 0;
const web3_adapter_1 = require("../utils/web3-adapter");
/**
 * Base contract instance for all instances
 */
class BaseContractInstance {
    /**
     * Constructor
     * @param web3 web3 instance
     * @param abi abi object
     * @param address contract address
     */
    constructor(web3, abi, address) {
        this.address = address;
        /**
         * @field default to estimate - 1.3 would mean 30% above estimate
         */
        this.DEFAULT_GASBUFFER = 1;
        this.adapter = new web3_adapter_1.Web3Adapter(web3);
        this.instance = new web3.eth.Contract(abi, address);
        this.instance.handleRevert = true;
    }
    async getBalance(convertToQ) {
        return await this.adapter.getBalance(this.address, convertToQ);
    }
    async submitTransaction(txObject, txOptions) {
        await this.refreshTxDefaultOptions();
        if (!txOptions)
            txOptions = {};
        await this.processTxOptions(txObject, txOptions);
        const receipt = await txObject.send(txOptions);
        return receipt;
    }
    async processTxOptions(txObject, txOptions) {
        // Note: this must be done before the estimateGas call, below
        await this.processPayableTxOptions(txOptions);
        if (!txOptions.gas) {
            // no explicit gas Limit
            const gasBuffer = Number(txOptions.gasBuffer || this.DEFAULT_GASBUFFER);
            const estimate = await txObject.estimateGas(txOptions);
            txOptions.gas = Math.floor(estimate * gasBuffer);
        }
    }
    async processPayableTxOptions(txOptions) {
        if (!txOptions)
            return;
        if (txOptions.qAmount) {
            if (txOptions.value)
                throw new Error('QPayableTx must specify either value (in wei) OR qAmount, but not both');
            txOptions.value = this.adapter.web3.utils.toWei(txOptions.qAmount.toString());
        }
    }
    async refreshTxDefaultOptions() {
        if (!this.instance.options.from) {
            this.instance.options.from = await this.adapter.getDefaultAccount();
        }
    }
}
exports.BaseContractInstance = BaseContractInstance;
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