Files
cista-storage/frontend/src/components/DiskSpace.vue
T
2026-06-16 22:13:27 +00:00

458 lines
16 KiB
Vue

<template>
<div class="disk-space-container" ref="containerRef" tabindex="0" @keydown.enter="handleClick" @keydown.space.prevent="handleClick">
<div
ref="widgetRef"
class="disk-space-widget"
:class="{ expanded: isExpanded }"
>
<svg viewBox="0 0 150 150" class="pie-svg" preserveAspectRatio="xMidYMid meet">
<defs>
<filter id="pieShadow" x="-50%" y="-50%" width="200%" height="200%">
<feDropShadow dx="0" dy="4" stdDeviation="8" flood-color="rgba(0,0,0,0.4)" />
</filter>
<radialGradient id="storageGradient" cx="30%" cy="30%" r="70%">
<stop offset="0%" stop-color="#93e" />
<stop offset="100%" stop-color="#82d" />
</radialGradient>
<radialGradient id="otherGradient" cx="30%" cy="30%" r="70%">
<stop offset="0%" stop-color="#d9f" />
<stop offset="100%" stop-color="#c8e" />
</radialGradient>
<radialGradient id="highlightOverlay" cx="35%" cy="35%" r="65%">
<stop offset="0%" stop-color="rgba(255,255,255,0.15)" />
<stop offset="60%" stop-color="rgba(255,255,255,0)" />
<stop offset="100%" stop-color="rgba(0,0,0,0.08)" />
</radialGradient>
</defs>
<g :filter="isExpanded ? 'url(#pieShadow)' : 'none'">
<circle :r="midRadius" :cx="pieCx" :cy="pieCy" fill="transparent" :stroke="showOtherCategory ? 'url(#otherGradient)' : freeColor" :stroke-width="ringWidth" />
<circle :r="midRadius" :cx="pieCx" :cy="pieCy" fill="transparent" :stroke="freeColor" :stroke-width="ringWidth" :stroke-dasharray="pieFreeDash" :stroke-dashoffset="pieFreeOffsetVal" :transform="`rotate(-90 ${pieCx} ${pieCy})`" />
<circle :r="midRadius" :cx="pieCx" :cy="pieCy" fill="transparent" stroke="url(#storageGradient)" :stroke-width="ringWidth" :stroke-dasharray="pieStorageDash" :transform="`rotate(-90 ${pieCx} ${pieCy})`" />
<circle :r="midRadius" :cx="pieCx" :cy="pieCy" fill="transparent" stroke="url(#highlightOverlay)" :stroke-width="ringWidth" />
<circle :r="holeRadius" :cx="pieCx" :cy="pieCy" fill="rgba(0,0,0,0.5)" />
<text ref="centerLabelRef" :x="pieCx" :y="pieCy" dy="0.35em" class="pie-center-label" text-anchor="middle">GB</text>
<circle :r="pieRadius" :cx="pieCx" :cy="pieCy" fill="transparent" class="pie-hitarea" @click="handleClick" />
</g>
<g ref="labelsRef" class="pie-labels">
<text :x="storageInnerPos.x" :y="storageInnerPos.y" class="pie-label-inner" :text-anchor="getSizeAnchor(sectorInfo.storage.angle)" dominant-baseline="middle" :transform="`rotate(${getSizeRotation(sectorInfo.storage.angle)} ${storageInnerPos.x} ${storageInnerPos.y})`">{{ fmtSize(store.space.allocated, sectorInfo.storage.angle) }}</text>
<text :x="freeInnerPos.x" :y="freeInnerPos.y" class="pie-label-inner" :text-anchor="getSizeAnchor(sectorInfo.free.angle)" dominant-baseline="middle" :transform="`rotate(${getSizeRotation(sectorInfo.free.angle)} ${freeInnerPos.x} ${freeInnerPos.y})`">{{ fmtSize(store.space.free, sectorInfo.free.angle) }}</text>
<text v-if="showOtherCategory" :x="otherInnerPos.x" :y="otherInnerPos.y" class="pie-label-inner" :text-anchor="getSizeAnchor(sectorInfo.other.angle)" dominant-baseline="middle" :transform="`rotate(${getSizeRotation(sectorInfo.other.angle)} ${otherInnerPos.x} ${otherInnerPos.y})`">{{ fmtSize(store.space.used - store.space.allocated, sectorInfo.other.angle) }}</text>
<defs>
<path :id="storageLabelPath.id" :d="storageLabelPath.d" fill="none" />
<path :id="freeLabelPath.id" :d="freeLabelPath.d" fill="none" />
<path v-if="showOtherCategory" :id="otherLabelPath.id" :d="otherLabelPath.d" fill="none" />
</defs>
<text class="pie-label-sub" fill="#93e">
<textPath :href="'#' + storageLabelPath.id" startOffset="50%" text-anchor="middle" dominant-baseline="middle">{{ storageName }}</textPath>
</text>
<text class="pie-label-sub" :fill="freeColor">
<textPath :href="'#' + freeLabelPath.id" startOffset="50%" text-anchor="middle" dominant-baseline="middle">free</textPath>
</text>
<text v-if="showOtherCategory" class="pie-label-sub" fill="#d9f">
<textPath :href="'#' + otherLabelPath.id" startOffset="50%" text-anchor="middle" dominant-baseline="middle">other</textPath>
</text>
</g>
</svg>
</div>
</div>
</template>
<script setup lang="ts">
import { useMainStore } from '@/stores/main'
import { computed, onMounted, onUnmounted, ref } from 'vue'
const store = useMainStore()
const containerRef = ref<HTMLDivElement | null>(null)
const widgetRef = ref<HTMLDivElement | null>(null)
const labelsRef = ref<SVGGElement | null>(null)
const centerLabelRef = ref<SVGTextElement | null>(null)
const isExpanded = ref(false)
let animationFrame: number | null = null
const BASE_SIZE = 48
const EXPANDED_SCALE = 320 / 48
const ANIM_DURATION = 200
const containerPos = ref({ top: 0, left: 0, width: 0 })
const formatGB = (bytes: number) => {
const gb = bytes / (1024 * 1024 * 1024)
return gb < 10 ? gb.toFixed(1) : `${Math.round(gb)}`
}
// Add dot suffix for ambiguous angles (within 15° of horizontal) on numbers that look same upside down
const fmtSize = (bytes: number, angle: number) => {
const s = formatGB(bytes)
const a = Math.abs(angle % 180)
return Math.min(a, 180 - a) < 15 && /^[0689]+$/.test(s) ? `${s}.` : s
}
const truncateLabel = (name: string, maxLen = 10): string => {
if (name.length <= maxLen) return name
const parts = name.split(/[\s\-_.,;:!?()\[\]{}]+/)
if (parts[0] && parts[0].length <= maxLen) return parts[0]
return name.slice(0, maxLen - 1) + '…'
}
const otherBytes = computed(() => Math.max(0, store.space.used - store.space.allocated))
const showOtherCategory = computed(() => {
const s = store.space
return !!s.disk && otherBytes.value / s.disk >= 0.01
})
const freeSliceBytes = computed(() =>
showOtherCategory.value
? store.space.free
: Math.max(0, store.space.disk - store.space.allocated)
)
// Calculate max label length based on angular gap to neighbor labels
const storageMaxLen = computed(() => {
const s = store.space
if (!s.disk) return 10
// Sector spans in degrees
const storageSpan = (s.allocated / s.disk) * 360
const freeSpan = (freeSliceBytes.value / s.disk) * 360
const otherSpan = (otherBytes.value / s.disk) * 360
// Angular gap from storage label midpoint to neighbor label midpoints
const gapToFree = (storageSpan + freeSpan) / 2
const minGap = showOtherCategory.value
? Math.min(gapToFree, (storageSpan + otherSpan) / 2)
: gapToFree
// Allow longer names when there's sufficient gap to both neighbors
if (minGap > 70) return 18
if (minGap > 55) return 14
return 10
})
const storageName = computed(() => {
const name = store.server.name || 'stored'
const maxLen = storageMaxLen.value
// Use full name if it fits within the available space
if (name.length <= maxLen) return name
return truncateLabel(name, 10)
})
const TAU = 2 * Math.PI
const pieCx = 75
const pieCy = 75
const pieRadius = 55
const holeRadius = pieRadius * 0.38
const ringWidth = pieRadius - holeRadius
const midRadius = (pieRadius + holeRadius) / 2
const CIRC = TAU * midRadius
const pieStorageDash = computed(() => {
const s = store.space
if (!s.disk) return `0 ${CIRC}`
return `${(s.allocated / s.disk) * CIRC} ${CIRC}`
})
const pieFreeDash = computed(() => {
const s = store.space
if (!s.disk) return `0 ${CIRC}`
return `${(freeSliceBytes.value / s.disk) * CIRC} ${CIRC}`
})
const pieFreeOffsetVal = computed(() => {
const s = store.space
if (!s.disk) return 0
return -(s.allocated / s.disk) * CIRC
})
const freeColor = computed(() => {
const s = store.space
if (!s.disk) return '#6c6'
const freePct = s.free / s.disk
if (freePct > 0.25) return '#5b5'
if (freePct > 0.1) return '#ff0'
return '#f00'
})
const PIE_RADIUS = 55
const LABEL_RADIUS = 62
const getPoint = (angle: number, radius: number) => {
const rad = (TAU * (angle - 90)) / 360
return { x: pieCx + radius * Math.cos(rad), y: pieCy + radius * Math.sin(rad) }
}
const sectorInfo = computed(() => {
const s = store.space
if (!s.disk)
return {
storage: { angle: 45, pct: 0.25 },
free: { angle: 180, pct: 0.5 },
other: { angle: 270, pct: 0.25 }
}
const storagePct = s.allocated / s.disk
const freePct = freeSliceBytes.value / s.disk
const otherPct = showOtherCategory.value ? otherBytes.value / s.disk : 0
const storageAngle = storagePct * 180 // midpoint of storage sector
const freeStart = storagePct * 360
const freeAngle = freeStart + freePct * 180
const otherStart = (storagePct + freePct) * 360
const otherAngle = otherStart + otherPct * 180
return {
storage: { angle: storageAngle, pct: storagePct },
free: { angle: freeAngle, pct: freePct },
other: { angle: otherAngle, pct: otherPct }
}
})
const rawAngles = computed(() => ({
storage: sectorInfo.value.storage.angle,
free: sectorInfo.value.free.angle,
...(showOtherCategory.value ? { other: sectorInfo.value.other.angle } : {})
}))
const getSizeRotation = (angle: number) => (angle < 180 ? angle - 90 : angle + 90)
const getSizeAnchor = (angle: number) => (angle < 180 ? 'end' : 'start')
const INNER_LABEL_RADIUS = PIE_RADIUS * 0.95
const storageInnerPos = computed(() =>
getPoint(sectorInfo.value.storage.angle, INNER_LABEL_RADIUS)
)
const freeInnerPos = computed(() =>
getPoint(sectorInfo.value.free.angle, INNER_LABEL_RADIUS)
)
const otherInnerPos = computed(() =>
getPoint(sectorInfo.value.other.angle, INNER_LABEL_RADIUS)
)
// Collision avoidance for curved name labels
const labelLengths = computed(() => ({
storage: storageName.value.length,
free: 4,
...(showOtherCategory.value ? { other: 5 } : {})
}))
const getGapForPair = (len1: number, len2: number) => {
return 35 + Math.max(0, len1 + len2 - 8) * 2.5
}
const adjustedLabelAngles = computed(() => {
const angles = rawAngles.value
const lens = labelLengths.value
const labels = [
{ id: 'storage', angle: angles.storage, len: lens.storage },
{ id: 'free', angle: angles.free, len: lens.free },
...(showOtherCategory.value
? [{ id: 'other', angle: angles.other!, len: lens.other! }]
: [])
]
labels.sort((a, b) => a.angle - b.angle)
for (let iterations = 0; iterations < 15; iterations++) {
let moved = false
for (let i = 0; i < labels.length; i++) {
const current = labels[i]!
const next = labels[(i + 1) % labels.length]!
let angleDiff = next.angle - current.angle
if (angleDiff < 0) angleDiff += 360
const requiredGap = getGapForPair(current.len, next.len)
if (angleDiff < requiredGap) {
const push = (requiredGap - angleDiff) / 2
current.angle = (current.angle - push + 360) % 360
next.angle = (next.angle + push) % 360
moved = true
}
}
if (!moved) break
}
const result: Record<string, number> = {}
for (const l of labels) result[l.id] = l.angle
return result
})
// Arc path for curved text labels (CW for top half, CCW for bottom half)
const createArcPath = (centerAngle: number, id: string, labelLen: number) => {
const radius = LABEL_RADIUS
// Scale arc span based on label length: ~6° per character, minimum 45°
const arcSpan = Math.max(45, labelLen * 6)
const isBottom = centerAngle > 90 && centerAngle <= 270
const startAngle = isBottom ? centerAngle + arcSpan / 2 : centerAngle - arcSpan / 2
const endAngle = isBottom ? centerAngle - arcSpan / 2 : centerAngle + arcSpan / 2
const start = getPoint(startAngle, radius)
const end = getPoint(endAngle, radius)
const sweep = isBottom ? 0 : 1
return {
id: `label-path-${id}`,
d: `M ${start.x} ${start.y} A ${radius} ${radius} 0 0 ${sweep} ${end.x} ${end.y}`
}
}
const storageLabelPath = computed(() =>
createArcPath(adjustedLabelAngles.value.storage!, 'storage', storageName.value.length)
)
const freeLabelPath = computed(() =>
createArcPath(adjustedLabelAngles.value.free!, 'free', 4)
)
const otherLabelPath = computed(() =>
createArcPath(
adjustedLabelAngles.value.other ?? sectorInfo.value.other.angle,
'other',
5
)
)
const handleClick = () => (isExpanded.value ? collapse() : expand())
const applyAnimState = (t: number, opacity: number) => {
const widget = widgetRef.value
const labels = labelsRef.value
const centerLabel = centerLabelRef.value
if (!widget) return
const scale = 1 + (EXPANDED_SCALE - 1) * t
// Move top-right corner of widget to top-right corner of viewport
const targetX = window.innerWidth - containerPos.value.left - containerPos.value.width
const targetY = -containerPos.value.top
widget.style.transform = `translate(${targetX * t}px, ${targetY * t}px) scale(${scale})`
if (labels) labels.style.opacity = String(opacity)
if (centerLabel) centerLabel.style.opacity = String(opacity)
}
const animate = (duration: number, expanding: boolean, onComplete?: () => void) => {
const startTime = performance.now()
const tick = (now: number) => {
const elapsed = now - startTime
const progress = Math.min(elapsed / duration, 1)
const eased = 1 - Math.pow(1 - progress, 3) // easeOutCubic
const t = expanding ? eased : 1 - eased
applyAnimState(t, t) // opacity follows position
if (progress < 1) {
animationFrame = requestAnimationFrame(tick)
} else {
animationFrame = null
onComplete?.()
}
}
animationFrame = requestAnimationFrame(tick)
}
const expand = () => {
if (animationFrame) cancelAnimationFrame(animationFrame)
if (containerRef.value) {
const rect = containerRef.value.getBoundingClientRect()
containerPos.value = { top: rect.top, left: rect.left, width: rect.width }
}
isExpanded.value = true
animate(ANIM_DURATION, true)
}
const collapse = () => {
if (animationFrame) cancelAnimationFrame(animationFrame)
if (containerRef.value) {
const rect = containerRef.value.getBoundingClientRect()
containerPos.value = { top: rect.top, left: rect.left, width: rect.width }
}
animate(ANIM_DURATION, false, () => {
isExpanded.value = false
})
}
const handleKeydown = (e: KeyboardEvent) => {
if (e.key === 'Escape' && isExpanded.value) collapse()
}
onMounted(() => {
document.addEventListener('keydown', handleKeydown)
// Initialize labels as hidden
if (labelsRef.value) labelsRef.value.style.opacity = '0'
if (centerLabelRef.value) centerLabelRef.value.style.opacity = '0'
})
onUnmounted(() => {
document.removeEventListener('keydown', handleKeydown)
if (animationFrame) cancelAnimationFrame(animationFrame)
})
</script>
<style scoped>
.disk-space-container {
position: relative;
width: 3em;
height: 3em;
outline: none;
}
.disk-space-container:focus .disk-space-widget:not(.expanded) {
filter: brightness(1);
}
.disk-space-widget {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
cursor: pointer;
will-change: transform;
filter: brightness(0.85);
transition: filter 0.2s ease;
transform-origin: top right;
}
.disk-space-widget:hover,
.disk-space-widget:focus {
filter: brightness(1);
}
.disk-space-widget.expanded {
pointer-events: none;
filter: none;
}
.disk-space-widget.expanded:hover,
.disk-space-widget.expanded:focus {
filter: none;
}
.pie-svg {
width: 100%;
height: 100%;
overflow: visible;
pointer-events: none;
}
.pie-hitarea {
pointer-events: auto;
cursor: pointer;
}
.pie-label-inner {
fill: #eee;
font-size: 12px;
font-weight: 700;
stroke: #000;
stroke-width: 0.5px;
paint-order: stroke fill;
}
.pie-center-label {
fill: #eee;
font-size: 12px;
font-weight: 600;
}
.pie-label-sub {
font-size: 14px;
font-weight: 600;
font-variant: small-caps;
text-transform: lowercase;
stroke: #000;
stroke-width: 1px;
paint-order: stroke fill;
}
</style>