config util

config.js

@@ -0,0 +1,51 @@
+const path = require('path');
+const fs = require('fs');
+
+const configFolder = path.join(process.env['LOCALAPPDATA'], 'EZPPLauncher');
+if (!fs.existsSync(configFolder)) fs.mkdirSync(configFolder);
+
+const configLocation = path.join(configFolder, `ezpplauncher.${path.basename(process.env['HOME'])}.cfg`);
+if (!fs.existsSync(configLocation)) fs.writeFileSync(configLocation, "");
+
+
+
+async function get(key, defaultValue) {
+    const fileStream = await fs.promises.readFile(configLocation, "utf-8");
+    const lines = fileStream.split(/\r?\n/)
+    for (const line of lines) {
+        if (line.includes('=')) {
+            const argsPair = line.split('=', 2);
+            const keyname = argsPair[0]
+            const value = argsPair[1];
+            if (keyname == key) {
+                return value;
+            }
+        }
+    }
+    return defaultValue;
+}
+
+async function set(key, value) {
+    console.log("setting " + key + " to " + value);
+    const configValues = new Map();
+    const fileStream = await fs.promises.readFile(configLocation, "utf-8");
+    const lines = fileStream.split(/\r?\n/)
+    for (const line of lines) {
+        if (line.includes('=')) {
+            const argsPair = line.split('=', 2);
+            const keyname = argsPair[0]
+            const value = argsPair[1];
+            configValues.set(keyname, value);
+        }
+    }
+
+    configValues.set(key, value);
+
+    const arr = [];
+    for (var [storkey, storvalue] of configValues.entries())
+        arr.push(`${storkey}=${storvalue}`);
+
+    await fs.promises.writeFile(configLocation, arr.join('\n'));
+}
+
+module.exports = { get, set }