magnetar/fe_calckey/frontend/client/src/scripts/page-metadata.ts

60 lines
1.3 KiB
TypeScript

import * as misskey from "calckey-js";
import {
ComputedRef,
inject,
isRef,
onActivated,
onMounted,
provide,
ref,
Ref,
} from "vue";
import { packed } from "magnetar-common";
export const setPageMetadata = Symbol("setPageMetadata");
export const pageMetadataProvider = Symbol("pageMetadataProvider");
export type PageMetadata = {
title: string;
subtitle?: string;
icon?: string | null;
avatar?: packed.PackUserBase | misskey.entities.User | null;
userName?: misskey.entities.User | null;
bg?: string;
};
export function definePageMetadata(
metadata:
| PageMetadata
| null
| Ref<PageMetadata | null>
| ComputedRef<PageMetadata | null>
): void {
const _metadata = isRef(metadata) ? metadata : ref(metadata);
provide(pageMetadataProvider, _metadata);
const set = inject(setPageMetadata) as any;
if (set) {
set(_metadata);
onMounted(() => {
set(_metadata);
});
onActivated(() => {
set(_metadata);
});
}
}
export function provideMetadataReceiver(
callback: (info: ComputedRef<PageMetadata>) => void
): void {
provide(setPageMetadata, callback);
}
export function injectPageMetadata(): PageMetadata | undefined {
return inject(pageMetadataProvider);
}