Add initial presets (#1)

Signed-off-by: Chris Kim <oats87g@gmail.com>

indexer/indexer.js

@@ -0,0 +1,45 @@
+'use strict';
+
+const fs = require("fs");
+const path = require("path");
+const PresetsFolder = require('./PresetsFolder');
+const settings = require('./Settings');
+const IndexContent = require('./IndexContent');
+const crypto = require('crypto');
+const errors = [];
+process.exitCode = 100;
+
+let writeIndexFile = true;
+
+if (process.argv.length === 3) {
+    if (process.argv[2] === "nosave") {
+        writeIndexFile = false;
+    }
+}
+
+let presetFilesArray = [];
+let presetsFolder = new PresetsFolder(settings.presetsDir, settings, presetFilesArray, errors);
+PresetsFolder.checkForIncludeLoops(presetFilesArray, errors);
+
+//console.log(getUniqueValues(presetFilesArray, "firmwareVersion"));
+
+if (0 === errors.length) {
+    console.log("OK");
+
+    if (writeIndexFile) {
+        const indexContent = new IndexContent(presetFilesArray, settings);
+        const jsonIndexContent = JSON.stringify(indexContent, null, 2);
+        fs.writeFileSync("index.json", jsonIndexContent);
+        console.log("index.json created");
+
+        const sum = crypto.createHash('sha256');
+        sum.update(jsonIndexContent);
+        const indexHash = sum.digest('hex');
+        fs.writeFileSync("index_hash.txt", indexHash);
+        console.log("index_hash.txt created");
+    }
+
+    process.exitCode = 0;
+} else {
+    console.log("Failed with errors");
+}