dotbit-sdk-allin/lib.esm/tools/JSON-RPC.js

A complete .bit SDK and utilities in TypeScript

import fetch from 'cross-fetch';
import { DotbitError } from '../errors/DotbitError';
export class JSONRPC {
    constructor(url) {
        this.url = url;
        this.id = 0;
    }
    request(method, params = []) {
        return fetch(this.url, {
            method: 'POST',
            body: JSON.stringify({
                jsonrpc: '2.0',
                id: this.id++,
                method,
                params,
            }),
            headers: {
                'Content-Type': 'application/json',
            },
        })
            .then(res => res.json())
            .then(res => {
            if (res.error) {
                throw new DotbitError(res.error.message, res.error.code);
            }
            if (res.result.errno) {
                throw new DotbitError(res.result.errmsg, res.result.errno);
            }
            return res.result;
        });
    }
}
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