102 lines
2.4 KiB
JavaScript
102 lines
2.4 KiB
JavaScript
const path = require("node:path");
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const fs = require("node:fs");
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const electron = require("electron");
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let window;
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let driver;
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let mappings;
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electron.app.on("ready", function () {
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window = new electron.BrowserWindow({
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"width": 1280,
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"height": 480,
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"backgroundColor": "#080C10FF",
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"title": "DJ Controller Emulator",
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"webPreferences": {
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"preload": path.join(__dirname, "preload.js")
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},
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"show": false
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});
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window.loadFile(path.join(__dirname, "view", "index.html"));
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window.once("ready-to-show", function () {
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window.show();
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});
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});
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electron.app.on("window-all-closed", function () {
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electron.app.quit();
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});
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electron.ipcMain.handle("load-driver", function (event, driverName) {
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if (driver) {
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driver.close();
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delete driver;
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}
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var driverPath = path.join(__dirname, "drivers", path.basename(driverName) + ".js");
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driver = require(driverPath);
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return true;
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});
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electron.ipcMain.handle("load-mappings", function (event, mappingsName) {
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if (mappings) {
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delete mappings;
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}
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var mappingsPath = path.join(__dirname, "mappings", path.basename(mappingsName) + ".json");
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mappings = JSON.parse(fs.readFileSync(mappingsPath));
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return true;
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});
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electron.ipcMain.handle("list-devices", function (event) {
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return driver.list();
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});
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electron.ipcMain.handle("open-device", function (event, name) {
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return driver.open(name, function (message) {
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var byteArray = new Array(...message);
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var hexStringifiedMessage = byteArray.map(b => b.toString(16)).map(c => ("00".substring(c.length) + c)).join(" ");
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for (var mappingRegExpString in mappings.inbound) {
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if (mappings.inbound.hasOwnProperty(mappingRegExpString)) {
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var mappingRegExp = new RegExp(mappingRegExpString);
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var mappingMatches = hexStringifiedMessage.match(mappingRegExp);
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if (!mappingMatches) continue;
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var mappingName = mappings.inbound[mappingRegExpString];
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mappingMatches.shift();
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var value = parseInt(mappingMatches[0], 16);
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window.webContents.send("signal", mappingName, value);
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}
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}
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});
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});
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electron.ipcMain.handle("control", function (event, name, value = 0x00) {
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if (!driver) return false;
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if (!mappings.outbound[name]) return false;
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var message = mappings.outbound[name].map(function (byte) {
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if (typeof byte != "number") {
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return value;
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} else {
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return byte;
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}
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});
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driver.send(message);
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});
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electron.ipcMain.handle("close-device", function (event) {
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return driver.close();
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});
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