Add case insensitivity checks for Mac and Linux platforms

src/main/decoder/decode-ttl.ts

@@ -4,20 +4,44 @@ import _ from "lodash";
 import deepLowerCaseKeys from "../../util/deepLowercaseKeys";
 import errorTypeCheck from "../../util/errorTypeCheck";
 import { DecodedTtl, DecodedTtlLine } from "./decode-ttl.interface";
+import { platform } from "@electron-toolkit/utils";
+import { findFileCaseInsensitive } from "./decoder-utils";
 
 const DecodeTtl = async (
   extensionlessFilePath: string,
 ): Promise<DecodedTtl> => {
   let dbf: DBFFile | null = null;
-  try {
-    dbf = await DBFFile.open(`${extensionlessFilePath}.TTL`);
-  } catch (error) {
-    log.error("Error opening TTL File.", errorTypeCheck(error));
-  }
+  if (platform.isWindows) {
+    try {
+      dbf = await DBFFile.open(`${extensionlessFilePath}.TTL`);
+    } catch (error) {
+      log.error("Error opening TTL File.", errorTypeCheck(error));
+    }
 
-  if (!dbf) {
-    log.error(`Could not find any TTL files at ${extensionlessFilePath}`);
-    throw new Error(`Could not find any TTL files at ${extensionlessFilePath}`);
+    if (!dbf) {
+      log.error(`Could not find any TTL files at ${extensionlessFilePath}`);
+      throw new Error(
+        `Could not find any TTL files at ${extensionlessFilePath}`,
+      );
+    }
+  } else {
+    const possibleExtensions: string[] = ["ttl"];
+    const filePath = await findFileCaseInsensitive(
+      extensionlessFilePath,
+      possibleExtensions,
+    );
+    try {
+      if (!filePath) {
+        log.error(`Could not find any TTL files at ${extensionlessFilePath}`);
+        throw new Error(
+          `Could not find any TTL files at ${extensionlessFilePath}`,
+        );
+      }
+      dbf = await DBFFile.open(filePath);
+    } catch (error) {
+      log.error("Error opening TTL File.", errorTypeCheck(error));
+      throw error;
+    }
   }
 
   const rawDBFRecord = await dbf.readRecords(1);