24 lines
899 B
TypeScript
24 lines
899 B
TypeScript
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import {derived} from "svelte/store"
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import {matchTags, tagSpec} from "@welshman/util"
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import {relayMemberLists} from "@app/core"
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// Roles are rendered at a fixed saturation and lightness, chosen to read on both themes.
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export const roleColor = (hue: number) => `hsl(${hue}, 70%, 50%)`
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// A translucent tint of the role color for use as a background fill.
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export const roleColorSoft = (hue: number) => `hsl(${hue}, 70%, 50%, 0.15)`
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// Map<pubkey, roleId[]> parsed from EXTRA values on ["member", pubkey, ...roleIds] tags
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export const deriveSpaceMemberRoles = (url: string) =>
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derived(relayMemberLists.get().forUrl(url), $members => {
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const rolesByPubkey = new Map<string, string[]>()
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for (const [, member, ...roleIds] of matchTags(tagSpec("member"), $members?.tags() ?? [])) {
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if (member) {
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rolesByPubkey.set(member, roleIds)
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}
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}
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return rolesByPubkey
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})
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