mistykey/packages/backend/src/misc/get-note-summary.ts

113 lines
2.9 KiB
TypeScript

/*
* SPDX-FileCopyrightText: syuilo and misskey-project
* SPDX-License-Identifier: AGPL-3.0-only
*/
import { appendContentWarning } from './append-content-warning.js';
import type { Packed } from './json-schema.js';
// export type PackedNoteForSummary = Omit<Partial<Packed<'Note'>>, 'user'> & {
// user: Omit<Partial<Packed<'Note'>['user']>, 'instance'> & {
// instance?: Partial<Packed<'Note'>['user']['instance']> | null;
// };
// };
// Workaround for weird typescript but
// type Pivot<N, U, I> = {
// [KNote in keyof N]?: KNote extends 'user'
// ? {
// [KUser in keyof U]?: KUser extends 'instance'
// ? {
// [KInst in keyof I]?: I[KInst] | undefined;
// }
// : U[KUser]
// }
// : N[KNote]
// };
// type Pivot<N extends { user: U }, U extends { instance?: I | null }, I extends object> = Split<N, 'user'> & {
// user: Split<U, 'instance'> & {
// instance: I | undefined;
// };
// };
//
// type Split<T, O extends keyof T, R extends keyof T = Exclude<keyof T, O>> = {
// [K in (keyof T) & R]: T[K];
// } & {
// [K in (keyof T) & O]?: T[K] | undefined;
// };
//
// export type PackedNoteForSummary = Pivot<Packed<'Note'>, Packed<'Note'>['user'], NonNullable<Packed<'Note'>['user']['instance']>>;
export type PackedNoteForSummary = DeepPartial<Packed<'Note'>>;
// Do we really not have a type for this yet??
type DeepPartial<T extends object> = {
[K in keyof T]?: T[K] extends object ? DeepPartial<T[K]> : T[K];
};
/**
* 投稿を表す文字列を取得します。
* @param {*} note (packされた)投稿
*/
export const getNoteSummary = (note: PackedNoteForSummary): string => {
if (note.deletedAt) {
return '(❌⛔)';
}
if (note.isHidden) {
return '(⛔)';
}
let summary = '';
// Append mandatory CW, if applicable
let cw = note.cw;
if (note.mandatoryCW) {
cw = appendContentWarning(cw, `Note is flagged: "${note.mandatoryCW}"`);
}
if (note.user?.mandatoryCW) {
const username = note.user.host
? `@${note.user.username}@${note.user.host}`
: `@${note.user.username}`;
cw = appendContentWarning(cw, `${username} is flagged: "${note.user.mandatoryCW}"`);
}
if (note.user?.instance?.mandatoryCW) {
cw = appendContentWarning(cw, `${note.user.host} is flagged: "${note.user.instance.mandatoryCW}"`);
}
// 本文
if (cw != null) {
summary += `CW: ${cw}`;
} else if (note.text) {
summary += note.text;
}
// ファイルが添付されているとき
if (note.files && note.files.length !== 0) {
summary += ` (📎${note.files.length})`;
}
// 投票が添付されているとき
if (note.poll) {
summary += ' (📊)';
}
// 返信のとき
if (note.replyId) {
if (note.reply && !note.cw) {
summary += `\n\nRE: ${getNoteSummary(note.reply)}`;
} else {
summary += '\n\nRE: ...';
}
}
// Renoteのとき
if (note.renoteId) {
if (note.renote && !note.cw) {
summary += `\n\nRN: ${getNoteSummary(note.renote)}`;
} else {
summary += '\n\nRN: ...';
}
}
return summary.trim();
};