Files
FloatingIsland/app/pages/files/[id].vue

650 lines
17 KiB
Vue

<template>
<div class="lightbox-container h-compact-layout">
<!-- Top Toolbar -->
<header v-if="fileInfo" class="top-toolbar bg-neutral-900/50 text-white">
<div class="container mx-auto px-4 h-full">
<div class="flex items-center h-full">
<div class="flex items-center gap-2 w-full md:w-1/3">
<n-tooltip trigger="hover">
<template #trigger>
<n-icon :component="fileIcon" />
</template>
{{ fileInfo.mimeType }}
</n-tooltip>
<n-tooltip trigger="hover">
<template #trigger>
<span class="line-clamp-1">
{{ fileInfo.name || "File" }}
</span>
</template>
{{ fileInfo.name || "File" }}
</n-tooltip>
<!-- Action buttons on mobile -->
<div class="flex md:hidden gap-2 ml-auto">
<n-button text style="font-size: 20px" @click="handleDownload">
<n-icon :component="Download" />
</n-button>
<n-button text style="font-size: 20px" @click="infoDialog = true">
<n-icon :component="Info" />
</n-button>
</div>
</div>
<div class="hidden md:flex items-center justify-end gap-4 w-2/3">
<span>{{ formatBytes(fileInfo.size) }}</span>
<span>{{ new Date(fileInfo.createdAt).toLocaleString() }}</span>
<n-button text style="font-size: 20px" @click="handleDownload">
<n-icon :component="Download" />
</n-button>
<n-button text style="font-size: 20px" @click="infoDialog = true">
<n-icon :component="Info" />
</n-button>
</div>
</div>
</div>
</header>
<!-- Main Content - File Preview -->
<div class="preview-container">
<n-spin v-if="!fileInfo && !error" size="large" />
<n-alert
v-else-if="error"
type="error"
title="No file was found"
class="max-w-md"
>
{{ error }}
</n-alert>
<div v-else class="preview-content">
<div v-if="fileInfo?.isEncrypted" class="max-w-md">
<n-alert type="info" title="Encrypted file" class="mb-4">
The file has been encrypted. Preview not available. Please enter the
password to download it.
</n-alert>
</div>
<div
v-else
class="file-preview"
@wheel="handleZoom"
@touchstart="handleTouchStart"
@touchmove="handleTouchMove"
@touchend="handleTouchEnd"
@mousedown="handleMouseDown"
@mousemove="handleMouseMove"
@mouseup="handleMouseUp"
@mouseleave="handleMouseUp"
@dblclick="handleDoubleClick"
>
<img
v-if="fileType === 'image'"
:src="fileSource"
class="preview-image"
:style="{
transform: `translate(${translateX}px, ${translateY}px) scale(${zoomLevel})`,
cursor:
zoomLevel > 1 ? (isDragging ? 'grabbing' : 'grab') : 'default'
}"
alt="Image preview"
/>
<video
v-else-if="fileType === 'video'"
:src="fileSource"
controls
class="preview-video"
/>
<audio
v-else-if="fileType === 'audio'"
:src="fileSource"
controls
class="preview-audio"
/>
<n-alert
v-else
type="warning"
title="Preview Unavailable"
class="max-w-md"
>
A preview for this file type is not available.
</n-alert>
</div>
</div>
</div>
<!-- Password Dialog -->
<n-modal v-model:show="secretDialog">
<n-card
style="width: 400px"
title="Enter Password"
:bordered="false"
size="huge"
role="dialog"
aria-modal="true"
>
<n-input
v-model:value="dialogPassword"
type="password"
show-password-on="click"
placeholder="Password"
autofocus
@keyup.enter="confirmDownload"
/>
<template #footer>
<div class="flex justify-end gap-2">
<n-button @click="secretDialog = false">Cancel</n-button>
<n-button type="primary" @click="confirmDownload"
>Download</n-button
>
</div>
</template>
</n-card>
</n-modal>
<!-- Technical Details Dialog -->
<n-drawer
v-model:show="infoDialog"
:width="breakpoints.isGreaterOrEqual('md') ? '40vw' : '100vw'"
>
<n-drawer-content>
<template #header>
<div class="flex items-center justify-between gap-2">
<div>File Information</div>
<n-button text size="small" @click="infoDialog = false">
<template #icon>
<n-icon :component="XIcon" />
</template>
</n-button>
</div>
</template>
<div class="grid grid-cols-1 md:grid-cols-2 gap-4 text-sm">
<div class="flex flex-col gap-4">
<div>
<strong class="font-semibold">File ID</strong>
<div class="opacity-80">#{{ fileInfo?.id }}</div>
</div>
<div>
<strong class="font-semibold">File Name</strong>
<div class="opacity-80">{{ fileInfo?.name || "N/A" }}</div>
</div>
<div>
<strong class="font-semibold">MIME Type</strong>
<div class="opacity-80">{{ fileInfo?.mimeType || "N/A" }}</div>
</div>
<div>
<strong class="font-semibold">File Size</strong>
<div class="opacity-80">
{{ fileInfo?.size ? formatBytes(fileInfo.size) : "N/A" }}
</div>
</div>
</div>
<div class="flex flex-col gap-4">
<div>
<strong class="font-semibold">Created At</strong>
<div class="opacity-80">
{{
fileInfo?.createdAt
? new Date(fileInfo.createdAt).toLocaleString()
: "N/A"
}}
</div>
</div>
<div>
<strong class="font-semibold">Encrypted</strong>
<div class="opacity-80">
{{ fileInfo?.isEncrypted ? "Yes" : "No" }}
</div>
</div>
</div>
</div>
<div class="mt-4">
<strong class="font-semibold">Metadata:</strong>
</div>
<n-card :bordered="true" class="mt-2">
<pre
class="overflow-x-auto text-xs"
><code>{{ JSON.stringify(fileInfo?.fileMeta, null, 2) }}</code></pre>
</n-card>
</n-drawer-content>
</n-drawer>
<!-- View Transition Overlay -->
<div
v-if="isTransitioning"
class="transition-overlay"
:style="transitionStyle"
>
<img
:src="transitionImage"
class="transition-image"
alt="Transitioning image"
/>
</div>
</div>
</template>
<script setup lang="ts">
import { useRoute } from "vue-router"
import { computed, onMounted, ref, type Component } from "vue"
import {
Download,
Info,
Lock,
File,
FileImage,
FileVideo,
FileMusic,
FileText,
FileCode,
FileArchive,
XIcon
} from "lucide-vue-next"
import { downloadAndDecryptFile } from "./secure"
import { formatBytes } from "./format"
import type { SnCloudFile } from "~/types/api/post"
import { breakpointsTailwind, useBreakpoints } from "@vueuse/core"
const route = useRoute()
const error = ref<string | null>(null)
const fileId = route.params.id
const passcode = route.query.passcode as string | undefined
const progress = ref<number | undefined>(0)
const infoDialog = ref<boolean>(false)
const secretDialog = ref<boolean>(false)
const dialogPassword = ref<string>("")
// Zoom functionality
const zoomLevel = ref<number>(1)
const initialDistance = ref<number>(0)
const isPinching = ref<boolean>(false)
// Drag functionality
const translateX = ref(0)
const translateY = ref(0)
const isDragging = ref(false)
const startX = ref(0)
const startY = ref(0)
// View transition state
const isTransitioning = ref<boolean>(false)
const transitionImage = ref<string>("")
const transitionStyle = ref<Record<string, string | number>>({})
const api = useSolarNetwork()
const fileInfo = ref<SnCloudFile | null>(null)
useHead({
title: computed(() =>
fileInfo.value?.name
? `${fileInfo.value.name} - File Preview`
: "File Preview"
)
})
async function fetchFileInfo() {
try {
let url = "/drive/files/" + fileId + "/info"
if (passcode) {
url += `?passcode=${passcode}`
}
const resp = await api<SnCloudFile>(url)
fileInfo.value = resp
} catch (err) {
error.value = (err as Error).message
}
}
function checkForTransition() {
const transitionData = sessionStorage.getItem("imageTransition")
if (transitionData) {
try {
const data = JSON.parse(transitionData)
isTransitioning.value = true
transitionImage.value = data.src
const viewportWidth = window.innerWidth
const viewportHeight = window.innerHeight
const finalWidth = Math.min(
viewportWidth * 0.9,
data.width * (viewportHeight / data.height)
)
const finalHeight = finalWidth / data.aspectRatio
const finalX = (viewportWidth - finalWidth) / 2
const finalY = (viewportHeight - finalHeight) / 2
transitionStyle.value = {
position: "fixed",
top: `${data.y}px`,
left: `${data.x}px`,
width: `${data.width}px`,
height: `${data.height}px`,
zIndex: 9999,
transition: "all 0.3s ease-out"
}
requestAnimationFrame(() => {
transitionStyle.value = {
...transitionStyle.value,
top: `${finalY}px`,
left: `${finalX}px`,
width: `${finalWidth}px`,
height: `${finalHeight}px`
}
setTimeout(() => {
isTransitioning.value = false
sessionStorage.removeItem("imageTransition")
}, 300)
})
} catch (error) {
console.warn("Failed to parse transition data:", error)
sessionStorage.removeItem("imageTransition")
}
}
}
onMounted(() => {
fetchFileInfo()
checkForTransition()
})
const apiBase = useSolarNetworkUrl()
const fileType = computed(() => {
if (!fileInfo.value) return "unknown"
return fileInfo.value.mimeType?.split("/")[0] || "unknown"
})
const fileIcon = computed<Component>(() => {
if (!fileInfo.value?.mimeType) return File
const mime = fileInfo.value.mimeType.toLowerCase()
if (mime.startsWith("image/")) return FileImage
if (mime.startsWith("video/")) return FileVideo
if (mime.startsWith("audio/")) return FileMusic
if (mime === "application/pdf") return FileText
if (
mime.startsWith("text/") ||
mime.includes("javascript") ||
mime.includes("json") ||
mime.includes("xml")
)
return FileCode
if (mime.includes("zip") || mime.includes("rar") || mime.includes("tar"))
return FileArchive
if (
mime.includes("document") ||
mime.includes("word") ||
mime.includes("excel") ||
mime.includes("powerpoint")
)
return FileText
return File
})
const fileSource = computed(() => {
let url = `${apiBase}/drive/files/${fileId}?original=true`
if (passcode) {
url += `&passcode=${passcode}`
}
return url
})
function handleDownload() {
if (fileInfo.value!.isEncrypted) {
secretDialog.value = true
dialogPassword.value = ""
} else {
performDownload("")
}
}
async function confirmDownload() {
if (!dialogPassword.value.trim()) {
return
}
secretDialog.value = false
await performDownload(dialogPassword.value)
}
function handleZoom(event: WheelEvent) {
if (fileType.value !== "image") return
event.preventDefault()
const delta = event.deltaY > 0 ? -0.1 : 0.1
const newZoom = Math.max(0.1, Math.min(5, zoomLevel.value + delta))
if (newZoom <= 1) {
translateX.value = 0
translateY.value = 0
}
zoomLevel.value = newZoom
}
function handleTouchStart(event: TouchEvent) {
if (fileType.value !== "image") return
if (event.touches.length === 2) {
event.preventDefault()
isPinching.value = true
const touch1 = event.touches[0]!
const touch2 = event.touches[1]!
initialDistance.value = Math.sqrt(
Math.pow(touch2.clientX - touch1.clientX, 2) +
Math.pow(touch2.clientY - touch1.clientY, 2)
)
} else if (event.touches.length === 1 && zoomLevel.value > 1) {
isDragging.value = true
startX.value = event.touches[0]!.clientX - translateX.value
startY.value = event.touches[0]!.clientY - translateY.value
}
}
function handleTouchMove(event: TouchEvent) {
if (fileType.value !== "image") return
if (isPinching.value && event.touches.length === 2) {
event.preventDefault()
const touch1 = event.touches[0]!
const touch2 = event.touches[1]!
const currentDistance = Math.sqrt(
Math.pow(touch2.clientX - touch1.clientX, 2) +
Math.pow(touch2.clientY - touch1.clientY, 2)
)
const scale = currentDistance / initialDistance.value
const newZoom = Math.max(0.1, Math.min(5, zoomLevel.value * scale))
if (newZoom <= 1) {
translateX.value = 0
translateY.value = 0
}
zoomLevel.value = newZoom
} else if (isDragging.value && event.touches.length === 1) {
event.preventDefault()
translateX.value = event.touches[0]!.clientX - startX.value
translateY.value = event.touches[0]!.clientY - startY.value
}
}
function handleTouchEnd(_event: TouchEvent) {
if (fileType.value !== "image") return
isPinching.value = false
isDragging.value = false
}
function handleMouseDown(event: MouseEvent) {
if (fileType.value !== "image" || zoomLevel.value <= 1) return
event.preventDefault()
isDragging.value = true
startX.value = event.clientX - translateX.value
startY.value = event.clientY - translateY.value
}
function handleMouseMove(event: MouseEvent) {
if (!isDragging.value) return
event.preventDefault()
translateX.value = event.clientX - startX.value
translateY.value = event.clientY - startY.value
}
function handleMouseUp() {
isDragging.value = false
}
function handleDoubleClick() {
if (fileType.value !== "image") return
if (zoomLevel.value > 1) {
zoomLevel.value = 1
translateX.value = 0
translateY.value = 0
} else {
zoomLevel.value = 2
}
}
const breakpoints = useBreakpoints(breakpointsTailwind)
const message = useMessage()
async function performDownload(password: string) {
const progressMessage = message.loading("Downloading file...", {
duration: 0
})
if (fileInfo.value!.isEncrypted) {
downloadAndDecryptFile(
fileSource.value,
password,
fileInfo.value!.name,
(p: number) => {
progress.value = p * 100
}
).catch((err: Error) => {
alert("Download failed: " + err.message)
progress.value = undefined
})
} else {
const res = await fetch(fileSource.value)
if (!res.ok) {
throw new Error(
`Failed to download ${fileInfo.value!.name}: ${res.statusText}`
)
}
const contentLength = res.headers.get("content-length")
if (!contentLength) {
throw new Error("Content-Length response header is missing.")
}
const total = parseInt(contentLength, 10)
const reader = res.body!.getReader()
const chunks: Uint8Array[] = []
let received = 0
while (true) {
const { done, value } = await reader.read()
if (done) break
if (value) {
chunks.push(value)
received += value.length
progress.value = (received / total) * 100
}
}
const blob = new Blob(chunks as BlobPart[])
const blobUrl = window.URL.createObjectURL(blob)
const a = document.createElement("a")
a.href = blobUrl
a.download =
fileInfo.value!.name ||
"download." + fileInfo.value!.mimeType.split("/")[1]
document.body.appendChild(a)
a.click()
a.remove()
window.URL.revokeObjectURL(blobUrl)
progressMessage.destroy()
message.success("File has been downloaded successfully.")
}
}
definePageMeta({
layout: "minimal"
})
</script>
<style scoped>
.lightbox-container {
width: 100vw;
background: rgba(0, 0, 0, 0.9);
display: flex;
flex-direction: column;
z-index: 1000;
}
.top-toolbar {
height: 56px;
position: relative;
z-index: 1001;
}
.preview-container {
flex: 1;
display: flex;
align-items: center;
justify-content: center;
padding: 20px;
overflow: auto;
min-height: 0;
}
.preview-content {
width: 100%;
height: 100%;
display: flex;
align-items: center;
justify-content: center;
}
.file-preview {
width: 100%;
height: 100%;
display: flex;
align-items: center;
justify-content: center;
}
.preview-image {
max-width: 100%;
max-height: 100%;
object-fit: contain;
transition: transform 0.2s ease-out;
will-change: transform;
}
.preview-video,
.preview-audio {
max-width: 100%;
max-height: 100%;
}
/* View transition styles */
.transition-overlay {
pointer-events: none;
z-index: 9999;
}
.transition-image {
width: 100%;
height: 100%;
object-fit: cover;
border-radius: 4px;
}
</style>