Update remove-duplicates.js

scripts/remove-duplicates.js

@@ -2,46 +2,93 @@ const fs = require("node:fs").promises;
 const path = require("node:path");
 
 (async () => {
+	let hasError = false;
+
 	try {
-		// Define the base directory containing .txt files
 		const directoryPath = path.join(__dirname, "..");
-
-		// Retrieve all .txt files in the directory
-		const files = (await fs.readdir(directoryPath)).filter((file) =>
-			file.endsWith(".txt")
+		const files = (await fs.readdir(directoryPath)).filter(
+			(file) => file.endsWith(".txt") && file !== "everything.txt"
 		);
 
 		// Process each file concurrently
 		await Promise.all(
 			files.map(async (file) => {
 				const filePath = path.join(directoryPath, file);
 				const fileContents = await fs.readFile(filePath, "utf8");
+				const lines = fileContents.split("\n");
+
+				// Collect commented URLs for later validation
+				const commentedURLs = lines
+					.filter((line) => line.startsWith("# 0.0.0.0"))
+					.map((line) => line.split(" ")[2].trim());
+
+				let isHeaderComplete = false;
+
+				lines.forEach((line, index) => {
+					// Mark the end of the header section
+					if (line.startsWith("0.0.0.0")) {
+						isHeaderComplete = true;
+					}
+
+					// Check for disallowed "Version" or "Date" in lines
+					if (line.includes("Version") || line.includes("Date")) {
+						console.error(`Line ${index + 1} in ${file} must not contain "Version" or "Date".`);
+						hasError = true;
+					}
 
-				// Initialize a Set to keep track of unique domains
-				const existingDomains = new Set();
-				const filteredLines = fileContents
-					.split("\n")
-					.filter((line) => {
-						// Filter duplicate "0.0.0.0" entries
-						if (line.startsWith("0.0.0.0 ")) {
-							const domain = line.slice(8); // Extract domain after "0.0.0.0 "
-							if (existingDomains.has(domain)) {
-								return false; // Exclude duplicate
-							}
-							existingDomains.add(domain); // Add unique domain to Set
+					// Validate line format: each should start with "#" or "0.0.0.0 "
+					if (line.trim() && !line.startsWith("#") && !line.startsWith("0.0.0.0 ")) {
+						console.error(`Line ${index + 1} in ${file} must start with "#" or "0.0.0.0 ".`);
+						hasError = true;
+					}
+
+					// Ensure URLs in lines starting with "0.0.0.0 " are lowercase
+					if (line.startsWith("0.0.0.0 ")) {
+						const url = line.split(" ")[1].split("#")[0].trim();
+						if (url.toLowerCase() !== url) {
+							console.error(`Line ${index + 1} in ${file} URL "${url}" must be lowercase.`);
+							hasError = true;
+						}
+					}
+
+					// Check for a space after "#" in comments
+					if (line.startsWith("#") && line.length > 1 && line[1] !== " ") {
+						console.error(`Line ${index + 1} in ${file} should have a space after "#".`);
+						hasError = true;
+					}
+
+					// Validate lines after the header with "#" start with "# 0.0.0.0" or "# NOTE:"
+					if (isHeaderComplete && line.startsWith("#") && !line.startsWith("# 0.0.0.0") && !line.startsWith("# NOTE:")) {
+						console.error(`Line ${index + 1} in ${file} should start with "# 0.0.0.0" or "# NOTE:" after the header.`);
+						hasError = true;
+					}
+
+					// Ensure no active URL matches a commented-out URL
+					if (line.startsWith("0.0.0.0 ")) {
+						const url = line.split(" ")[1].split("#")[0].trim();
+						if (commentedURLs.includes(url)) {
+							console.error(`Line ${index + 1} in ${file} URL "${url}" is commented out elsewhere. Remove the duplicate or uncomment.`);
+							hasError = true;
 						}
-						return true; // Include non-duplicate or non-"0.0.0.0" lines
-					});
+					}
 
-				// Write the filtered content back to the file
-				await fs.writeFile(filePath, filteredLines.join("\n"), "utf8");
+					// Check URLs for whitespace
+					if (line.startsWith("0.0.0.0 ")) {
+						const url = line.split(" ")[1].split("#")[0].trim();
+						if (/\s/.test(url)) {
+							console.error(`Line ${index + 1} in ${file} URL "${url}" contains whitespace.`);
+							hasError = true;
+						}
+					}
+				});
 
-				console.log(`Processed and removed duplicates in: ${file}`);
+				console.log(`Checked ${file} - completed validation.`);
 			})
 		);
 
-		console.log("All files processed successfully.");
+		process.exit(hasError ? 1 : 0);
 	} catch (error) {
-		console.error("Error processing files:", error);
+		console.error("An error occurred during file processing:", error);
+		process.exit(1);
 	}
 })();