.redownlaod with suffix, isrc variable

frontend/src/lib/settings.ts

@@ -36,6 +36,7 @@ export interface Settings {
     useFirstArtistOnly: boolean;
     useSingleGenre: boolean;
     embedGenre: boolean;
+    redownloadWithSuffix: boolean;
     separator: "comma" | "semicolon";
 }
 export const FOLDER_PRESETS: Record<FolderPreset, {
@@ -85,6 +86,7 @@ export const TEMPLATE_VARIABLES = [
     { key: "{disc}", description: "Disc number", example: "1" },
     { key: "{year}", description: "Release year", example: "2014" },
     { key: "{date}", description: "Release date (YYYY-MM-DD)", example: "2014-10-27" },
+    { key: "{isrc}", description: "Track ISRC", example: "USUM71412345" },
 ];
 function detectOS(): "Windows" | "linux/MacOS" {
     const platform = window.navigator.platform.toLowerCase();
@@ -124,6 +126,7 @@ export const DEFAULT_SETTINGS: Settings = {
     useFirstArtistOnly: false,
     useSingleGenre: false,
     embedGenre: true,
+    redownloadWithSuffix: false,
     separator: "semicolon"
 };
 export const FONT_OPTIONS: {
@@ -243,6 +246,9 @@ function getSettingsFromLocalStorage(): Settings {
             if (!('separator' in parsed)) {
                 parsed.separator = "semicolon";
             }
+            if (!('redownloadWithSuffix' in parsed)) {
+                parsed.redownloadWithSuffix = false;
+            }
             return { ...DEFAULT_SETTINGS, ...parsed };
         }
     }
@@ -346,6 +352,9 @@ export async function loadSettings(): Promise<Settings> {
             if (!('separator' in parsed)) {
                 parsed.separator = "semicolon";
             }
+            if (!('redownloadWithSuffix' in parsed)) {
+                parsed.redownloadWithSuffix = false;
+            }
             cachedSettings = { ...DEFAULT_SETTINGS, ...parsed };
             return cachedSettings!;
         }
@@ -368,6 +377,7 @@ export interface TemplateData {
     album?: string;
     album_artist?: string;
     title?: string;
+    isrc?: string;
     track?: number;
     disc?: number;
     year?: string;
@@ -382,6 +392,7 @@ export function parseTemplate(template: string, data: TemplateData): string {
     result = result.replace(/\{artist\}/g, data.artist || "Unknown Artist");
     result = result.replace(/\{album\}/g, data.album || "Unknown Album");
     result = result.replace(/\{album_artist\}/g, data.album_artist || data.artist || "Unknown Artist");
+    result = result.replace(/\{isrc\}/g, data.isrc || "");
     result = result.replace(/\{track\}/g, data.track ? String(data.track).padStart(2, "0") : "00");
     result = result.replace(/\{disc\}/g, data.disc ? String(data.disc) : "1");
     result = result.replace(/\{year\}/g, data.year || "0000");