wallet-core/popup/popup.tsx
Florian Dold b2128609ac Finally give in and use React, minor tweeks.
Preact (a minimalistic React alternative) had too many bugs ...
2016-11-13 08:16:52 +01:00

509 lines
12 KiB
TypeScript

/*
This file is part of TALER
(C) 2016 GNUnet e.V.
TALER is free software; you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation; either version 3, or (at your option) any later version.
TALER is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with
TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
/**
* Popup shown to the user when they click
* the Taler browser action button.
*
* @author Florian Dold
*/
"use strict";
import {substituteFulfillmentUrl} from "../lib/wallet/helpers";
import BrowserClickedEvent = chrome.browserAction.BrowserClickedEvent;
import {HistoryRecord, HistoryLevel} from "../lib/wallet/wallet";
import {
AmountJson, WalletBalance, Amounts,
WalletBalanceEntry
} from "../lib/wallet/types";
import {abbrev, prettyAmount} from "../lib/wallet/renderHtml";
declare var i18n: any;
function onUpdateNotification(f: () => void): () => void {
let port = chrome.runtime.connect({name: "notifications"});
let listener = (msg: any, port: any) => {
f();
};
port.onMessage.addListener(listener);
return () => {
port.onMessage.removeListener(listener);
}
}
class Router extends React.Component<any,any> {
static setRoute(s: string): void {
window.location.hash = s;
}
static getRoute(): string {
// Omit the '#' at the beginning
return window.location.hash.substring(1);
}
static onRoute(f: any): () => void {
Router.routeHandlers.push(f);
return () => {
let i = Router.routeHandlers.indexOf(f);
this.routeHandlers = this.routeHandlers.splice(i, 1);
}
}
static routeHandlers: any[] = [];
componentWillMount() {
console.log("router mounted");
window.onhashchange = () => {
this.setState({});
for (let f of Router.routeHandlers) {
f();
}
}
}
componentWillUnmount() {
console.log("router unmounted");
}
render(): JSX.Element {
let route = window.location.hash.substring(1);
console.log("rendering route", route);
let defaultChild: React.ReactChild|null = null;
let foundChild: React.ReactChild|null = null;
React.Children.forEach(this.props.children, (child) => {
let childProps: any = (child as any).props;
if (!childProps) {
return;
}
if (childProps["default"]) {
defaultChild = child;
}
if (childProps["route"] == route) {
foundChild = child;
}
})
let child: React.ReactChild | null = foundChild || defaultChild;
if (!child) {
throw Error("unknown route");
}
Router.setRoute((child as any).props["route"]);
return <div>{child}</div>;
}
}
export function main() {
console.log("popup main");
let el = (
<div>
<WalletNavBar />
<div style={{margin: "1em"}}>
<Router>
<WalletBalanceView route="/balance" default/>
<WalletHistory route="/history"/>
<WalletDebug route="/debug"/>
</Router>
</div>
</div>
);
ReactDOM.render(el, document.getElementById("content")!);
}
interface TabProps {
target: string;
children?: React.ReactNode;
}
function Tab(props: TabProps) {
let cssClass = "";
if (props.target == Router.getRoute()) {
cssClass = "active";
}
let onClick = (e: React.MouseEvent) => {
Router.setRoute(props.target);
e.preventDefault();
};
return (
<a onClick={onClick} href={props.target} className={cssClass}>
{props.children}
</a>
);
}
class WalletNavBar extends React.Component<any,any> {
cancelSubscription: any;
componentWillMount() {
this.cancelSubscription = Router.onRoute(() => {
this.setState({});
});
}
componentWillUnmount() {
if (this.cancelSubscription) {
this.cancelSubscription();
}
}
render() {
console.log("rendering nav bar");
return (
<div className="nav" id="header">
<Tab target="/balance">
Balance
</Tab>
<Tab target="/history">
History
</Tab>
<Tab target="/debug">
Debug
</Tab>
</div>);
}
}
function ExtensionLink(props: any) {
let onClick = (e: React.MouseEvent) => {
chrome.tabs.create({
"url": chrome.extension.getURL(props.target)
});
e.preventDefault();
};
return (
<a onClick={onClick} href={props.target}>
{props.children}
</a>)
}
class WalletBalanceView extends React.Component<any, any> {
balance: WalletBalance;
gotError = false;
canceler: (() => void) | undefined = undefined;
unmount = false;
componentWillMount() {
this.canceler = onUpdateNotification(() => this.updateBalance());
this.updateBalance();
}
componentWillUnmount() {
console.log("component WalletBalanceView will unmount");
if (this.canceler) {
this.canceler();
}
this.unmount = true;
}
updateBalance() {
chrome.runtime.sendMessage({type: "balances"}, (resp) => {
if (this.unmount) {
return;
}
if (resp.error) {
this.gotError = true;
console.error("could not retrieve balances", resp);
this.setState({});
return;
}
this.gotError = false;
console.log("got wallet", resp);
this.balance = resp;
this.setState({});
});
}
renderEmpty(): JSX.Element {
let helpLink = (
<ExtensionLink target="pages/help/empty-wallet.html">
help
</ExtensionLink>
);
return <div>You have no balance to show. Need some
{" "}{helpLink}{" "}
getting started?</div>;
}
formatPending(entry: WalletBalanceEntry): JSX.Element {
let incoming: JSX.Element | undefined;
let payment: JSX.Element | undefined;
console.log("available: ", entry.pendingIncoming ? prettyAmount(entry.available) : null);
console.log("incoming: ", entry.pendingIncoming ? prettyAmount(entry.pendingIncoming) : null);
if (Amounts.isNonZero(entry.pendingIncoming)) {
incoming = (
<span>
<span style={{color: "darkgreen"}}>
{"+"}
{prettyAmount(entry.pendingIncoming)}
</span>
{" "}
incoming
</span>);
}
if (Amounts.isNonZero(entry.pendingPayment)) {
payment = (
<span>
<span style={{color: "darkblue"}}>
{prettyAmount(entry.pendingPayment)}
</span>
{" "}
being spent
</span>);
}
let l = [incoming, payment].filter((x) => x !== undefined);
if (l.length == 0) {
return <span />;
}
if (l.length == 1) {
return <span>({l})</span>
}
return <span>({l[0]}, {l[1]})</span>;
}
render(): JSX.Element {
let wallet = this.balance;
if (this.gotError) {
return i18n`Error: could not retrieve balance information.`;
}
if (!wallet) {
return <span></span>;
}
console.log(wallet);
let listing = Object.keys(wallet).map((key) => {
let entry: WalletBalanceEntry = wallet[key];
return (
<p>
{prettyAmount(entry.available)}
{" "}
{this.formatPending(entry)}
</p>
);
});
if (listing.length > 0) {
return <div>{listing}</div>;
}
return this.renderEmpty();
}
}
function formatHistoryItem(historyItem: HistoryRecord) {
const d = historyItem.detail;
const t = historyItem.timestamp;
console.log("hist item", historyItem);
switch (historyItem.type) {
case "create-reserve":
return (
<p>
{i18n.parts`Bank requested reserve (${abbrev(d.reservePub)}) for ${prettyAmount(
d.requestedAmount)}.`}
</p>
);
case "confirm-reserve": {
// FIXME: eventually remove compat fix
let exchange = d.exchangeBaseUrl ? URI(d.exchangeBaseUrl).host() : "??";
let amount = prettyAmount(d.requestedAmount);
let pub = abbrev(d.reservePub);
return (
<p>
{i18n.parts`Started to withdraw ${amount} from ${exchange} (${pub}).`}
</p>
);
}
case "offer-contract": {
let link = chrome.extension.getURL("view-contract.html");
let linkElem = <a href={link}>{abbrev(d.contractHash)}</a>;
let merchantElem = <em>{abbrev(d.merchantName, 15)}</em>;
return (
<p>
{i18n.parts`Merchant ${merchantElem} offered contract ${linkElem}.`}
</p>
);
}
case "depleted-reserve": {
let exchange = d.exchangeBaseUrl ? URI(d.exchangeBaseUrl).host() : "??";
let amount = prettyAmount(d.requestedAmount);
let pub = abbrev(d.reservePub);
return (<p>
{i18n.parts`Withdrew ${amount} from ${exchange} (${pub}).`}
</p>);
}
case "pay": {
let url = substituteFulfillmentUrl(d.fulfillmentUrl,
{H_contract: d.contractHash});
let merchantElem = <em>{abbrev(d.merchantName, 15)}</em>;
let fulfillmentLinkElem = <a href={url} onClick={openTab(url)}>view product</a>;
return (
<p>
{i18n.parts`Paid ${prettyAmount(d.amount)} to merchant ${merchantElem}. (${fulfillmentLinkElem})`}
</p>);
}
default:
return (<p>i18n`Unknown event (${historyItem.type})`</p>);
}
}
class WalletHistory extends React.Component<any, any> {
myHistory: any[];
gotError = false;
unmounted = false;
componentWillMount() {
this.update();
onUpdateNotification(() => this.update());
}
componentWillUnmount() {
console.log("history component unmounted");
this.unmounted = true;
}
update() {
chrome.runtime.sendMessage({type: "get-history"}, (resp) => {
if (this.unmounted) {
return;
}
console.log("got history response");
if (resp.error) {
this.gotError = true;
console.error("could not retrieve history", resp);
this.setState({});
return;
}
this.gotError = false;
console.log("got history", resp.history);
this.myHistory = resp.history;
this.setState({});
});
}
render(): JSX.Element {
console.log("rendering history");
let history: HistoryRecord[] = this.myHistory;
if (this.gotError) {
return i18n`Error: could not retrieve event history`;
}
if (!history) {
// We're not ready yet
return <span />;
}
let subjectMemo: {[s: string]: boolean} = {};
let listing: any[] = [];
for (let record of history.reverse()) {
if (record.subjectId && subjectMemo[record.subjectId]) {
continue;
}
if (record.level != undefined && record.level < HistoryLevel.User) {
continue;
}
subjectMemo[record.subjectId as string] = true;
let item = (
<div className="historyItem">
<div className="historyDate">
{(new Date(record.timestamp)).toString()}
</div>
{formatHistoryItem(record)}
</div>
);
listing.push(item);
}
if (listing.length > 0) {
return <div className="container">{listing}</div>;
}
return <p>{i18n`Your wallet has no events recorded.`}</p>
}
}
function reload() {
try {
chrome.runtime.reload();
window.close();
} catch (e) {
// Functionality missing in firefox, ignore!
}
}
function confirmReset() {
if (confirm("Do you want to IRREVOCABLY DESTROY everything inside your" +
" wallet and LOSE ALL YOUR COINS?")) {
chrome.runtime.sendMessage({type: "reset"});
window.close();
}
}
function WalletDebug(props: any) {
return (<div>
<p>Debug tools:</p>
<button onClick={openExtensionPage("popup/popup.html")}>
wallet tab
</button>
<button onClick={openExtensionPage("pages/show-db.html")}>
show db
</button>
<button onClick={openExtensionPage("pages/tree.html")}>
show tree
</button>
<br />
<button onClick={confirmReset}>
reset
</button>
<button onClick={reload}>
reload chrome extension
</button>
</div>);
}
function openExtensionPage(page: string) {
return function() {
chrome.tabs.create({
"url": chrome.extension.getURL(page)
});
}
}
function openTab(page: string) {
return function() {
chrome.tabs.create({
"url": page
});
}
}