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import { computed } from 'vue'
import { BridgeEvents, setStorage } from '@vue-devtools/shared-utils'
import { useApps, waitForAppSelect } from '@front/features/apps'
import { getBridge } from '@front/features/bridge'
import { useRouter } from 'vue-router'
import { addNonReactiveProperties } from '@front/util/reactivity'
import type {
EventGroup,
Layer,
LayerFromBackend,
} from './store'
import {
hiddenLayersPerApp,
hoverLayerId,
inspectedEvent,
layersPerApp,
selectedEvent,
selectedLayer,
vScrollPerApp,
} from './store'
export function layerFactory(options: LayerFromBackend): Layer {
const result = {} as Layer
addNonReactiveProperties(result, {
...options,
newHeight: 1,
eventsMap: {},
groupsMap: {},
groupPositionCache: {},
})
Object.assign(result, {
events: [],
groups: [],
height: 1,
lastInspectedEvent: null,
loaded: false,
})
return result
}
export function getLayers(appId: string) {
let layers = layersPerApp.value[appId]
if (!layers || !Array.isArray(layers)) {
layersPerApp.value[appId] = []
layers = layersPerApp.value[appId]
}
return layers
}
function getHiddenLayers(appId: string) {
let layers = hiddenLayersPerApp.value[appId]
if (!layers || !Array.isArray(layers)) {
hiddenLayersPerApp.value[appId] = []
layers = hiddenLayersPerApp.value[appId]
}
return layers
}
export function useLayers() {
const { currentAppId } = useApps()
const allLayers = computed(() => getLayers(currentAppId.value))
function isLayerHidden(layer: Layer) {
const list = getHiddenLayers(currentAppId.value)
return list.includes(layer.id)
}
function resetSelectedStatus() {
selectedLayer.value = null
inspectedEvent.value = null
selectedEvent.value = null
hoverLayerId.value = null
setStorage('selected-layer-id', '')
}
function setLayerHidden(layer: Layer, hidden: boolean) {
const list = getHiddenLayers(currentAppId.value)
const index = list.indexOf(layer.id)
if (selectedLayer.value === layer) {
resetSelectedStatus()
}
if (hidden && index === -1) {
list.push(layer.id)
}
else if (!hidden && index !== -1) {
list.splice(index, 1)
}
setStorage('hidden-layers', hiddenLayersPerApp.value)
}
const layers = computed(() => allLayers.value.filter(l => !isLayerHidden(l)))
const router = useRouter()
function selectLayer(layer: Layer) {
let event = selectedLayer.value !== layer ? layer.lastInspectedEvent : null
selectedLayer.value = layer
setStorage('selected-layer-id', layer.id)
if (!event) {
event = layer.events.length ? layer.events[layer.events.length - 1] : null
}
inspectedEvent.value = event
selectedEvent.value = event
router.push({
query: {
...router.currentRoute.value.query,
tabId: 'all',
},
})
}
return {
layers,
allLayers,
vScroll: computed({
get: () => vScrollPerApp.value[currentAppId.value] || 0,
set: (value: number) => {
vScrollPerApp.value[currentAppId.value] = value
},
}),
isLayerHidden,
setLayerHidden,
hoverLayerId,
selectedLayer: computed(() => selectedLayer.value),
selectLayer,
}
}
export async function fetchLayers() {
await waitForAppSelect()
getBridge().send(BridgeEvents.TO_BACK_TIMELINE_LAYER_LIST, {})
}
export function getGroupsAroundPosition(layer: Layer, startPosition: number, endPosition: number): EventGroup[] {
const result = new Set<EventGroup>()
let key = Math.round(startPosition / 100_000)
const endKey = Math.round(endPosition / 100_000)
while (key <= endKey) {
const groups = layer.groupPositionCache[key]
if (groups) {
for (const group of groups) {
result.add(group)
}
}
key++
}
return Array.from(result)
}
export function addGroupAroundPosition(layer: Layer, group: EventGroup, newPosition: number) {
let key = Math.round(group.lastEvent.time / 100_000)
const endKey = Math.round(newPosition / 100_000)
while (key <= endKey) {
let list = layer.groupPositionCache[key]
if (!list) {
list = layer.groupPositionCache[key] = []
}
if (!list.includes(group)) {
list.push(group)
}
key++
}
}
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