ref: entry point

index.js

@@ -0,0 +1,142 @@
+const fs = require("fs");
+const path = require("path");
+const readline = require("readline/promises");
+const integration = require("./src/integration");
+const hardware = require("./src/hardware");
+const webview = require("./src/webview");
+const { app } = require("electron");
+
+/**
+ * This promise resolves when the app has finished initializing,
+ * allowing to safely create browser windows and perform other
+ * initialization tasks.
+ */
+app.whenReady().then(async () => {
+  let args = parseArgs(process);
+  let argsProvided = !!Object.keys(args).length;
+
+  let argsFilePath = path.join(app.getPath("userData"), "Arguments.json");
+  let argsFileExists = fs.existsSync(argsFilePath);
+
+  // Setup arguments from file path
+  if ("setup" in args || (!argsProvided && !argsFileExists)) {
+    await sleep(3000);
+    do {
+      args = await promptArgs(process);
+    } while (!Object.keys(args).length);
+    fs.writeFileSync(argsFilePath, JSON.stringify(args, null, 2));
+  } else if (!argsProvided && argsFileExists) {
+    args = JSON.parse(fs.readFileSync(argsFilePath));
+  }
+  console.log(JSON.stringify(args, null, 2));
+
+  // Chained init functions
+  const chained = [webview.init, hardware.init, integration.init];
+  for (const init of chained) {
+    if (!(await init(args))) {
+      break;
+    }
+  }
+});
+
+/**
+ * Parses command-line arguments from the given process object.
+ *
+ * @param {Object} proc - The process object.
+ * @returns {Object} An object mapping argument names to their corresponding values.
+ */
+const parseArgs = (proc) => {
+  let args = {};
+  proc.argv.slice(1).forEach((arg) => {
+    if (arg !== ".") {
+      const [key, value] = arg.split("=");
+      args[key.replace("--", "").replace("-", "_")] = value;
+    }
+  });
+  return args;
+};
+
+/**
+ * Prompts argument values on the command-line.
+ *
+ * @param {Object} proc - The process object.
+ * @returns {Object} An object mapping argument names to their corresponding values.
+ */
+const promptArgs = async (proc) => {
+  const read = readline.createInterface({
+    input: proc.stdin,
+    output: proc.stdout,
+  });
+
+  // Array of arguments
+  const arguments = [
+    {
+      key: "web_url",
+      question: "\nEnter WEB url",
+      fallback: "http://192.168.1.42:8123",
+    },
+    {
+      key: "web_theme",
+      question: "Enter WEB theme",
+      fallback: "dark",
+    },
+    {
+      key: "web_zoom",
+      question: "Enter WEB zoom level",
+      fallback: "1.25",
+    },
+    {
+      key: "mqtt_url",
+      question: "\nEnter MQTT url",
+      fallback: "mqtt://192.168.1.42:1883",
+    },
+    {
+      key: "mqtt_user",
+      question: "Enter MQTT username",
+      fallback: "kiosk",
+    },
+    {
+      key: "mqtt_password",
+      question: "Enter MQTT password",
+      fallback: "password",
+    },
+    {
+      key: "mqtt_discovery",
+      question: "Enter MQTT discovery prefix",
+      fallback: "homeassistant",
+    },
+    {
+      key: "check",
+      question: "\nEverything looks good?",
+      fallback: "yes",
+    },
+  ];
+
+  // Prompt each argument and wait for the answer
+  let args = {};
+  for (const { key, question, fallback } of arguments) {
+    if (key === "check") {
+      const json = JSON.stringify(args, null, 2);
+      const prompt = `${question}\n${json}\n(${fallback}): `;
+      const answer = (await read.question(prompt)).trim() || fallback;
+      if (!["y", "yes"].includes(answer)) {
+        args = {};
+      }
+    } else {
+      const prompt = `${question} (${fallback}): `;
+      const answer = (await read.question(prompt)).trim() || fallback;
+      args[key] = answer;
+    }
+  }
+  read.close();
+
+  return args;
+};
+
+/**
+ * Helper function for asynchronous sleep.
+ *
+ * @param {number} ms - Sleep time in milliseconds.
+ * @returns {Promise} A promise resolving after the timeout.
+ */
+const sleep = (ms) => new Promise((r) => setTimeout(r, ms));