Files
FrozenFriendsYume/packages/backend/built/server/api/endpoints/notes/karaoke-service-search.js
T
2026-07-26 18:25:37 +09:00

123 lines
4.6 KiB
JavaScript

import { Brackets } from "typeorm";
import { Notes } from "../../../../models/index.js";
import define from "../../define.js";
import { generateBlockedUserQuery } from "../../common/generate-block-query.js";
import { generateMutedUserQuery } from "../../common/generate-muted-user-query.js";
import { generateVisibilityQuery } from "../../common/generate-visibility-query.js";
function hasTag(note, tag) {
return note.tags?.some((x)=>x.toLowerCase() === tag.toLowerCase()) ?? false;
}
function searchableText(file) {
return `${file.name} ${file.comment ?? ""}`.toLowerCase();
}
function isMidiFile(file) {
const text = searchableText(file);
const type = file.type.toLowerCase();
return text.endsWith(".mid") || text.endsWith(".midi") || type === "audio/midi" || type === "audio/mid" || type === "audio/x-midi" || type === "audio/x-mid" || type === "application/midi" || type === "application/x-midi";
}
export function classifyKaraokeFile(file) {
const text = searchableText(file);
if (file.type.startsWith("video/")) return "video";
if (isMidiFile(file)) return "pitch";
if (text.includes("score") || text.includes("scoring") || text.includes("採点")) return "scoring";
if (text.includes("pitch") || text.includes("tempo") || text.includes("melody") || text.includes("part") || text.includes("音程") || text.includes("テンポ") || text.includes("パート")) return "pitch";
if (text.includes("lyrics") || text.includes("lyric") || text.endsWith(".lrc") || text.includes("歌詞")) return "lyrics";
if (file.type.startsWith("audio/")) return "accompaniment";
if (file.type.startsWith("text/") && (text.includes("info") || text.includes("metadata") || text.includes("song") || text.includes("楽曲情報"))) return "info";
return null;
}
function isKaraokeServiceNote(note) {
if (![
"public",
"home",
"followers"
].includes(note.visibility)) return false;
if (!hasTag(note, "KaraokeService")) return false;
const counts = {
accompaniment: 0,
lyrics: 0,
pitch: 0,
scoring: 0,
video: 0,
info: 0
};
const fallbackDataFiles = [];
for (const file of note.files ?? []){
const role = classifyKaraokeFile(file);
if (role == null) {
fallbackDataFiles.push(file);
continue;
}
counts[role]++;
}
for (const role of [
"lyrics",
"pitch",
"scoring"
]){
if (counts[role] === 0 && fallbackDataFiles.length > 0) {
fallbackDataFiles.shift();
counts[role]++;
}
}
return counts.accompaniment === 1 && counts.lyrics === 1 && counts.pitch === 1 && counts.scoring === 1 && counts.video <= 1 && counts.info <= 1 && fallbackDataFiles.length === 0;
}
export const meta = {
tags: [
"notes"
],
requireCredential: false,
requireCredentialPrivateMode: true,
res: {
type: "array",
optional: false,
nullable: false,
items: {
type: "object",
optional: false,
nullable: false,
ref: "Note"
}
}
};
export const paramDef = {
type: "object",
properties: {
query: {
type: "string",
default: ""
},
limit: {
type: "integer",
minimum: 1,
maximum: 50,
default: 20
},
offset: {
type: "integer",
minimum: 0,
default: 0
}
},
required: []
};
export default define(meta, paramDef, async (ps, user)=>{
const queryText = ps.query.trim();
const query = Notes.createQueryBuilder("note").innerJoinAndSelect("note.user", "user").leftJoinAndSelect("note.reply", "reply").leftJoinAndSelect("note.renote", "renote").leftJoinAndSelect("reply.user", "replyUser").leftJoinAndSelect("renote.user", "renoteUser").where(`'{"karaokeservice"}' <@ note.tags`).andWhere("note.fileIds != '{}'");
generateVisibilityQuery(query, user);
if (user) generateMutedUserQuery(query, user);
if (user) generateBlockedUserQuery(query, user);
if (queryText.length > 0) {
query.andWhere(new Brackets((qb)=>{
qb.where("note.text ILIKE :query", {
query: `%${queryText}%`
}).orWhere("user.usernameLower ILIKE :query", {
query: `%${queryText.toLowerCase()}%`
});
}));
}
const notes = await query.orderBy("note.createdAt", "DESC").skip(ps.offset).take(ps.limit * 4).getMany();
const packed = await Notes.packMany(notes, user);
return packed.filter((note)=>isKaraokeServiceNote(note)).slice(0, ps.limit);
});