파일 페이지에 다운로드 및 폴더로 이동 메뉴 추가

src/routes/(fullscreen)/file/[id]/TopBarMenu.svelte

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+<script lang="ts">
+  import FileSaver from "file-saver";
+  import type { Component } from "svelte";
+  import type { SvelteHTMLElements } from "svelte/elements";
+  import { fly } from "svelte/transition";
+  import { goto } from "$app/navigation";
+
+  import IconFolderOpen from "~icons/material-symbols/folder-open";
+  import IconCloudDownload from "~icons/material-symbols/cloud-download";
+
+  interface Props {
+    directoryId?: "root" | number;
+    fileBlob?: Blob;
+    filename?: string;
+    isOpen: boolean;
+  }
+
+  let { directoryId, fileBlob, filename, isOpen = $bindable() }: Props = $props();
+</script>
+
+<svelte:window onclick={() => (isOpen = false)} />
+
+{#if isOpen && (directoryId || fileBlob)}
+  <div
+    class="absolute right-2 top-full z-20 space-y-1 rounded-lg bg-white px-1 py-2 shadow-2xl"
+    transition:fly={{ y: -8, duration: 200 }}
+  >
+    <p class="px-3 pt-2 text-sm font-semibold text-gray-600">더보기</p>
+    <div class="flex flex-col">
+      {#snippet menuButton(
+        Icon: Component<SvelteHTMLElements["svg"]>,
+        text: string,
+        onclick: () => void,
+      )}
+        <button {onclick} class="rounded-xl active:bg-gray-100">
+          <div
+            class="flex items-center gap-x-3 px-3 py-2 text-lg text-gray-700 transition active:scale-95"
+          >
+            <Icon />
+            <p class="font-medium">{text}</p>
+          </div>
+        </button>
+      {/snippet}
+
+      {#if directoryId}
+        {@render menuButton(IconFolderOpen, "폴더에서 보기", () =>
+          goto(directoryId === "root" ? "/directory" : `/directory/${directoryId}`),
+        )}
+      {/if}
+      {#if fileBlob}
+        {@render menuButton(IconCloudDownload, "다운로드", () => {
+          console.log(filename);
+          FileSaver.saveAs(fileBlob, filename);
+        })}
+      {/if}
+    </div>
+  </div>
+{/if}