90 lines
3.2 KiB
JavaScript
90 lines
3.2 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.BrowserProvider = void 0;
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const index_js_1 = require("../utils/index.js");
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const provider_jsonrpc_js_1 = require("./provider-jsonrpc.js");
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;
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class BrowserProvider extends provider_jsonrpc_js_1.JsonRpcApiPollingProvider {
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#request;
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constructor(ethereum, network) {
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super(network, { batchMaxCount: 1 });
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this.#request = async (method, params) => {
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const payload = { method, params };
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this.emit("debug", { action: "sendEip1193Request", payload });
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try {
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const result = await ethereum.request(payload);
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this.emit("debug", { action: "receiveEip1193Result", result });
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return result;
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}
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catch (e) {
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const error = new Error(e.message);
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error.code = e.code;
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error.data = e.data;
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error.payload = payload;
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this.emit("debug", { action: "receiveEip1193Error", error });
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throw error;
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}
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};
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}
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async send(method, params) {
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await this._start();
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return await super.send(method, params);
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}
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async _send(payload) {
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(0, index_js_1.assertArgument)(!Array.isArray(payload), "EIP-1193 does not support batch request", "payload", payload);
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try {
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const result = await this.#request(payload.method, payload.params || []);
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return [{ id: payload.id, result }];
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}
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catch (e) {
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return [{
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id: payload.id,
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error: { code: e.code, data: e.data, message: e.message }
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}];
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}
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}
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getRpcError(payload, error) {
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error = JSON.parse(JSON.stringify(error));
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// EIP-1193 gives us some machine-readable error codes, so rewrite
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// them into
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switch (error.error.code || -1) {
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case 4001:
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error.error.message = `ethers-user-denied: ${error.error.message}`;
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break;
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case 4200:
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error.error.message = `ethers-unsupported: ${error.error.message}`;
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break;
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}
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return super.getRpcError(payload, error);
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}
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async hasSigner(address) {
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if (address == null) {
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address = 0;
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}
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const accounts = await this.send("eth_accounts", []);
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if (typeof (address) === "number") {
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return (accounts.length > address);
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}
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address = address.toLowerCase();
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return accounts.filter((a) => (a.toLowerCase() === address)).length !== 0;
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}
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async getSigner(address) {
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if (address == null) {
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address = 0;
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}
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if (!(await this.hasSigner(address))) {
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try {
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//const resp =
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await this.#request("eth_requestAccounts", []);
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//console.log("RESP", resp);
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}
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catch (error) {
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const payload = error.payload;
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throw this.getRpcError(payload, { id: payload.id, error });
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}
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}
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return await super.getSigner(address);
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}
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}
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exports.BrowserProvider = BrowserProvider;
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//# sourceMappingURL=provider-browser.js.map
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