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Add launch option to directly export save game

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If --export-save is set, it will not launch the index.html and instead
launch a blank page. It then reads from the IndexedDb to fetch the
bitburnerSave value and prompts a save file dialog.
This commit is contained in:
Martin Fournier 2021-12-30 11:51:15 -05:00
parent bf1a2b56ba
commit bc0791840f
3 changed files with 75 additions and 4 deletions
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30
electron/export.html Normal file
View File

@ -0,0 +1,30 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8"/>
<title>Bitburner</title>
<link rel="stylesheet" href="main.css" />
<style>
body {
background-color: black;
color: #0c0;
}
div {
height: 100vh;
display: flex;
justify-content: center;
align-items: center;
}
h1 {
text-align: center;
}
</style>
</head>
<body>
<div>
<h1>Close me when operation is completed.</h1>
</div>
</body>
</html>

16
electron/main.js
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@ -1,11 +1,12 @@
/* eslint-disable no-process-exit */
/* eslint-disable @typescript-eslint/no-var-requires */
const { app } = require("electron");
const { app, BrowserWindow } = require("electron");
const log = require("electron-log");
const greenworks = require("./greenworks");
const api = require("./api-server");
const gameWindow = require("./gameWindow");
const achievements = require("./achievements");
const utils = require("./utils");
log.catchErrors();
log.info(`Started app: ${JSON.stringify(process.argv)}`);
@ -88,7 +89,16 @@ global.app_handlers = {
createWindow: startWindow,
}
app.whenReady().then(() => {
app.whenReady().then(async () => {
log.info('Application is ready!');
startWindow(process.argv.includes("--no-scripts"));
if (process.argv.includes("--export-save")) {
const window = new BrowserWindow({ show: false });
await window.loadFile("export.html", false);
window.show();
setStopProcessHandler(app, window, true);
await utils.exportSave(window);
} else {
startWindow(process.argv.includes("--no-scripts"));
}
});

33
electron/utils.js
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@ -62,7 +62,38 @@ function showErrorBox(title, error) {
);
}
function exportSaveFromIndexedDb() {
return new Promise((resolve) => {
const dbRequest = indexedDB.open("bitburnerSave");
dbRequest.onsuccess = () => {
const db = dbRequest.result;
const transaction = db.transaction(['savestring'], "readonly");
const store = transaction.objectStore('savestring');
const request = store.get('save');
request.onsuccess = () => {
const file = new Blob([request.result], {type: 'text/plain'});
const a = document.createElement("a");
const url = URL.createObjectURL(file);
a.href = url;
a.download = 'save.json';
document.body.appendChild(a);
a.click();
setTimeout(function () {
document.body.removeChild(a);
window.URL.revokeObjectURL(url);
resolve();
}, 0);
}
}
});
}
async function exportSave(window) {
await window.webContents
.executeJavaScript(`${exportSaveFromIndexedDb.toString()}; exportSaveFromIndexedDb();`, true);
}
module.exports = {
reloadAndKill, showErrorBox,
reloadAndKill, showErrorBox, exportSave,
attachUnresponsiveAppHandler, detachUnresponsiveAppHandler,
}