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import deleteNote from './note';
import { IRemoteUser } from '../../../../models/entities/user';
import { IDelete, getApId, isTombstone, IObject, validPost, validActor } from '../../type';
import { toSingle } from '../../../../prelude/array';
/**
* 削除アクティビティを捌きます
*/
export default async (actor: IRemoteUser, activity: IDelete): Promise<string> => {
if ('actor' in activity && actor.uri !== activity.actor) {
throw new Error('invalid actor');
}
// 削除対象objectのtype
let formarType: string | undefined;
if (typeof activity.object === 'string') {
// typeが不明だけど、どうせ消えてるのでremote resolveしない
formarType = undefined;
} else {
const object = activity.object as IObject;
if (isTombstone(object)) {
formarType = toSingle(object.formerType);
} else {
formarType = toSingle(object.type);
}
}
const uri = getApId(activity.object);
// type不明でもactorとobjectが同じならばそれはPersonに違いない
if (!formarType && actor.uri === uri) {
formarType = 'Person';
}
// それでもなかったらおそらくNote
if (!formarType) {
formarType = 'Note';
}
if (validPost.includes(formarType)) {
return await deleteNote(actor, uri);
} else if (validActor.includes(formarType)) {
return `Delete Actor is not implanted`;
} else {
return `Unknown type ${formarType}`;
}
};
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