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This commit is contained in:
Renan LE CARO 2025-04-19 17:26:45 +02:00
parent 603ebf319a
commit 6adab3d07f
9 changed files with 87 additions and 82 deletions
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65
src/game.ts
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@ -708,24 +708,16 @@ async function openSettingsMenu() {
text: t("settings.download_save_file"),
help: t("settings.download_save_file_help"),
async value() {
const signedPayload = generateSaveFileContent();
const dlLink = document.createElement("a");
const obj = {
fileType: "B71-save-file",
appVersion,
payload: generateSaveFileContent(),
};
const json = JSON.stringify(obj, null, 2);
dlLink.setAttribute(
"href",
"data:application/json;base64," +
btoa(
JSON.stringify({
fileType: "B71-save-file",
appVersion,
signedPayload,
key: hashCode(
"Security by obscurity, but really the game is oss so eh" +
signedPayload,
),
}),
),
"data:application/json;charset=utf-8," + encodeURIComponent(json),
);
dlLink.setAttribute(
@ -735,7 +727,7 @@ async function openSettingsMenu() {
.toISOString()
.slice(0, 19)
.replace(/[^0-9]+/gi, "-") +
".b71",
".json",
);
document.body.appendChild(dlLink);
dlLink.click();
@ -772,36 +764,21 @@ async function openSettingsMenu() {
reader.readAsText(file);
});
const {
fileType,
appVersion: fileVersion,
signedPayload,
key,
} = JSON.parse(content);
const { fileType, signedPayload, payload } = JSON.parse(content);
if (fileType !== "B71-save-file")
throw new Error("Not a B71 save file");
// Actually, loading a save file to an older version is pretty useful
// if (fileVersion > appVersion)
// throw new Error(
// "Please update your app first, this file is for version " +
// fileVersion +
// " or newer.",
// );
if (
key !==
hashCode(
"Security by obscurity, but really the game is oss so eh" +
signedPayload,
)
) {
throw new Error("Key does not match content.");
}
const localStorageContent = JSON.parse(signedPayload);
localStorage.clear();
for (let key in localStorageContent) {
localStorage.setItem(key, localStorageContent[key]);
if (payload) {
localStorage.clear();
for (let key in payload) {
localStorage.setItem(key, JSON.stringify(payload[key]));
}
} else if (signedPayload) {
// Old file format
const localStorageContent = JSON.parse(signedPayload);
localStorage.clear();
for (let key in localStorageContent) {
localStorage.setItem(key, localStorageContent[key]);
}
}
await asyncAlert({
title: t("settings.save_file_loaded"),