Files
Momentum-Firmware/applications/system/js_app/examples/apps/Scripts/interactive.js
WillyJL 30d7589f5c JS: Add illegalSymbols prop for gui/text_input (#290)
* JS: Add illegalSymbols prop for gui/text_input

* Update changelog

* Fix gui example
2024-11-04 09:38:59 +01:00

100 lines
3.5 KiB
JavaScript

let eventLoop = require("event_loop");
let gui = require("gui");
let dialog = require("gui/dialog");
let textInput = require("gui/text_input");
let loading = require("gui/loading");
let storage = require("storage");
// No eval() or exec() so need to run code from file, and filename must be unique
storage.makeDirectory("/ext/.tmp");
storage.makeDirectory("/ext/.tmp/js");
storage.rmrf("/ext/.tmp/js/repl")
storage.makeDirectory("/ext/.tmp/js/repl")
let ctx = {
tmpTemplate: "/ext/.tmp/js/repl/",
tmpNumber: 0,
persistentScope: {},
};
let views = {
dialog: dialog.makeWith({
header: "Interactive Console",
text: "Press OK to Start",
center: "Run Some JS"
}),
textInput: textInput.makeWith({
header: "Type JavaScript Code:",
minLength: 0,
maxLength: 256,
defaultText: "2+2",
defaultTextClear: true,
}),
loading: loading.make(),
};
// Enable illegal filename symbols since we're not choosing filenames, gives more flexibility
// Not available in all firmwares, good idea to check if it is supported
if (doesSdkSupport(["gui-textinput-illegalsymbols"])) {
views.textInput.set("illegalSymbols", true);
}
eventLoop.subscribe(views.dialog.input, function (_sub, button, gui, views) {
if (button === "center") {
gui.viewDispatcher.switchTo(views.textInput);
}
}, gui, views);
eventLoop.subscribe(views.textInput.input, function (_sub, text, gui, views, ctx) {
gui.viewDispatcher.switchTo(views.loading);
let path = ctx.tmpTemplate + (ctx.tmpNumber++).toString();
let file = storage.openFile(path, "w", "create_always");
file.write(text);
file.close();
// Hide GUI before running, we want to see console and avoid deadlock if code fails
gui.viewDispatcher.sendTo("back");
let result = load(path, ctx.persistentScope); // Load runs JS and returns last value on stack
storage.remove(path);
// Must convert to string explicitly
if (result === null) { // mJS: typeof null === "null", ECMAScript: typeof null === "object", IDE complains when checking "null" type
result = "null";
} else if (typeof result === "string") {
result = "'" + result + "'";
} else if (typeof result === "number") {
result = result.toString();
} else if (typeof result === "bigint") { // mJS doesn't support BigInt() but might aswell check
result = "bigint";
} else if (typeof result === "boolean") {
result = result ? "true" : "false";
} else if (typeof result === "symbol") { // mJS doesn't support Symbol() but might aswell check
result = "symbol";
} else if (typeof result === "undefined") {
result = "undefined";
} else if (typeof result === "object") {
result = "object"; // JSON.stringify() is not implemented
} else if (typeof result === "function") {
result = "function";
} else {
result = "unknown type: " + typeof result;
}
gui.viewDispatcher.sendTo("front");
views.dialog.set("header", "JS Returned:");
views.dialog.set("text", result);
gui.viewDispatcher.switchTo(views.dialog);
views.textInput.set("defaultText", text);
}, gui, views, ctx);
eventLoop.subscribe(gui.viewDispatcher.navigation, function (_sub, _, eventLoop) {
eventLoop.stop();
}, eventLoop);
gui.viewDispatcher.switchTo(views.dialog);
// Message behind GUI if something breaks
print("If you're stuck here, something went wrong, re-run the script")
eventLoop.run();
print("\n\nFinished correctly :)")