Convert multiple pages into SPA

svelte/src/lib/Bookmarks.ts

@@ -0,0 +1,96 @@
+import { writable } from "svelte/store"
+import { fs_check_response, fs_path_url } from "./FilesystemAPI"
+import { loading_finish, loading_start } from "lib/Loading"
+
+const bookmarks_file = "/me/.fnx/bookmarks.json"
+
+export type Bookmark = {
+	id: string,
+	icon: string,
+	label: string,
+}
+
+export let bookmarks_store = writable<Bookmark[]>(
+	[],
+	(set: (value: Bookmark[]) => void) => {
+		bookmarks_get().then((bm: Bookmark[]) => {
+			set(bm)
+		}).catch((err: any) => {
+			alert("Could not fetch bookmarks:\n" + JSON.stringify(err))
+		})
+	},
+)
+
+export const bookmarks_get = async (): Promise<Bookmark[]> => {
+	let bookmarks: Bookmark[] = []
+	try {
+		bookmarks = await fs_check_response(
+			await fetch(fs_path_url(bookmarks_file), { cache: "no-store" })
+		)
+	} catch (err) {
+		// If the bookmarks were not found when we return an empty bookmarks
+		// list
+		if (err.value !== "path_not_found") {
+			throw err
+		}
+	}
+
+	console.debug("Fetched", bookmarks.length, "bookmarks:", bookmarks)
+	bookmarks_store.set(bookmarks)
+	return bookmarks
+}
+
+export const bookmarks_save = async (bookmarks: Bookmark[]) => {
+	await fs_check_response(
+		await fetch(
+			fs_path_url(bookmarks_file) + "?make_parents=true",
+			{ method: "PUT", body: JSON.stringify(bookmarks) },
+		)
+	)
+	console.debug("Saved", bookmarks.length, "bookmarks:", bookmarks)
+	bookmarks_store.set(bookmarks)
+}
+
+export const bookmark_add = async (bm: Bookmark): Promise<Bookmark[]> => {
+	let bookmarks: Bookmark[] = []
+	try {
+		loading_start()
+
+		// Get bookmarks
+		bookmarks = await bookmarks_get()
+
+		// Add new bookmark
+		bookmarks.push(bm)
+
+		// Save new bookmarks
+		await bookmarks_save(bookmarks)
+	} finally {
+		loading_finish()
+	}
+	return bookmarks
+}
+
+export const bookmark_del = async (id: string): Promise<Bookmark[]> => {
+	let bookmarks: Bookmark[] = []
+	try {
+		loading_start()
+
+		// Get bookmarks
+		bookmarks = await bookmarks_get()
+
+		// Delete bookmark
+		for (let i = 0; i < bookmarks.length; i++) {
+			if (bookmarks[i].id === id) {
+				console.debug("Deleting bookmark at index", i, bookmarks[i])
+				bookmarks.splice(i, 1)
+				break
+			}
+		}
+
+		// Save new bookmarks
+		await bookmarks_save(bookmarks)
+	} finally {
+		loading_finish()
+	}
+	return bookmarks
+}