calendar: cache calendars

1 files changed, 8 insertions, 2 deletions

diff --git a/src/utils/strings.ts b/src/utils/strings.ts
index c2bf71a..4aaa916 100644
--- a/src/utils/strings.ts
+++ b/src/utils/strings.ts
@@ -1,7 +1,13 @@
 export const ellipsize = (str: string, len: number) => (str.length > len ? `${str.slice(0, len - 1)}…` : str);
 
-export const basename = (path: string) => {
+export const basename = (path: string, stripExt = true) => {
     const lastSlash = path.lastIndexOf("/");
     const lastDot = path.lastIndexOf(".");
-    return path.slice(lastSlash + 1, lastDot > lastSlash ? lastDot : undefined);
+    return path.slice(lastSlash + 1, stripExt && lastDot > lastSlash ? lastDot : undefined);
+};
+
+export const pathToFileName = (path: string, ext?: string) => {
+    const start = /[a-z]+:\/\//.test(path) ? 0 : path.indexOf("/") + 1;
+    const dir = path.slice(start, path.lastIndexOf("/")).replaceAll("/", "-");
+    return `${dir}-${basename(path, ext !== undefined)}${ext ? `.${ext}` : ""}`;
 };