47 lines
1.8 KiB
TypeScript
47 lines
1.8 KiB
TypeScript
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import {derived} from "svelte/store"
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import {sortBy} from "@welshman/lib"
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import type {Activity} from "@app/notifications"
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import {allNotifications, latestActivityByPath} from "@app/notifications"
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export type InboxConversation = Activity & {unread: boolean}
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// Every room, space chat and direct message the user can see, newest first, whether or not it
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// has anything unread - an inbox that hid what has been read would be empty for anyone caught up.
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export const inboxConversations = derived(
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[latestActivityByPath, allNotifications],
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([$latestActivityByPath, $allNotifications]) =>
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sortBy(
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conversation => -conversation.event.created_at,
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[...$latestActivityByPath.values()]
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.filter(activity => !activity.contentKind)
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.map(activity => ({...activity, unread: $allNotifications.has(activity.path)})),
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),
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)
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export type SpaceContent = {
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url: string
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timestamp: number
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countsByKind: Map<number, number>
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}
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// What a space has waiting that isn't a message: threads, events, classifieds and the rest,
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// counted only where they're unread, since a total would be the same number every day.
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export const inboxSpaceContent = derived(
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[latestActivityByPath, allNotifications],
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([$latestActivityByPath, $allNotifications]) => {
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const byUrl = new Map<string, SpaceContent>()
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for (const {path, url, contentKind, event} of $latestActivityByPath.values()) {
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if (url && contentKind && $allNotifications.has(path)) {
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const content = byUrl.get(url) ?? {url, timestamp: 0, countsByKind: new Map()}
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content.timestamp = Math.max(content.timestamp, event.created_at)
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content.countsByKind.set(contentKind, (content.countsByKind.get(contentKind) ?? 0) + 1)
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byUrl.set(url, content)
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}
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}
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return sortBy(content => -content.timestamp, [...byUrl.values()])
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},
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)
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