status-react/resources/js/web3_init.js

89 lines
2.8 KiB
JavaScript

if(typeof StatusHttpProvider === "undefined"){
var callbackId = 0;
var callbacks = {};
WebViewBridge.onMessage = function (message) {
data = JSON.parse(message);
if (data.type === "navigate-to-blank")
window.location.href = "about:blank";
else if (data.type === "status-api-success")
{
window.STATUS_API = data.data;
window.postMessage({ type: 'STATUS_API_SUCCESS', permissions: data.keys }, "*");
}
else if (data.type === "web3-send-async-callback")
{
var id = data.messageId;
if (callbacks[id]) {
callbacks[id](data.error, data.result);
}
}
};
var StatusHttpProvider = function () {};
StatusHttpProvider.prototype.isStatus = true;
StatusHttpProvider.prototype.isConnected = function () { return true; };
function web3Response (payload, result){
return {id: payload.id,
jsonrpc: "2.0",
result: result};
}
function getSyncResponse (payload) {
if (payload.method == "eth_accounts"){
return web3Response(payload, [currentAccountAddress])
} else if (payload.method == "eth_coinbase"){
return web3Response(payload, currentAccountAddress)
} else if (payload.method == "net_version"){
return web3Response(payload, networkId)
} else if (payload.method == "eth_uninstallFilter"){
return web3Response(payload, true);
} else {
return null;
}
}
StatusHttpProvider.prototype.send = function (payload) {
//TODO to be compatible with MM https://github.com/MetaMask/faq/blob/master/DEVELOPERS.md#dizzy-all-async---think-of-metamask-as-a-light-client
if (payload.method == "eth_uninstallFilter"){
this.sendAsync(payload, function (res, err) {})
}
var syncResponse = getSyncResponse(payload);
if (syncResponse){
return syncResponse;
} else {
alert('You tried to send "' + payload.method + '" synchronously. Synchronous requests are not supported, sorry.');
return null;
}
};
StatusHttpProvider.prototype.sendAsync = function (payload, callback) {
var syncResponse = getSyncResponse(payload);
if (syncResponse && callback){
callback(null, syncResponse);
}
else {
var messageId = callbackId++;
callbacks[messageId] = callback;
WebViewBridge.send(JSON.stringify({type: 'web3-send-async',
messageId: messageId,
payload: payload}));
}
};
}
var protocol = window.location.protocol
if (typeof web3 === "undefined") {
//why do we need this condition?
if (protocol == "https:" || protocol == "http:") {
console.log("StatusHttpProvider");
web3 = new Web3(new StatusHttpProvider());
web3.eth.defaultAccount = currentAccountAddress; // currentAccountAddress - injected from status-react
}
}