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const { Command } = require("commander");
const sqlite3 = require("better-sqlite3");
const fs = require("fs");
const {
CreateChartID,
ReadCollection,
WriteCollection,
GetFreshSongIDGenerator,
} = require("../../util");
const program = new Command();
program.requiredOption("-d, --db <maps.db>");
program.requiredOption("-f, --filter <path_filter>");
program.option("--debug", "Show debug logs", false);
program.parse(process.argv);
const options = program.opts();
const DEBUG = options.debug;
const db = sqlite3(options.db);
const dbRows = db.prepare(`SELECT * FROM Charts WHERE path LIKE '%${options.filter}%'`).all();
console.log(`Found ${dbRows.length} charts.`);
const songs = ReadCollection("songs-usc.json");
const charts = ReadCollection("charts-usc.json");
const folderIdToSongId = {};
let newSongs = 0;
let newCharts = 0;
const getFreshSongID = GetFreshSongIDGenerator("usc");
const log = DEBUG ? console.log : () => undefined;
function makeUscEditionName(title, artist) {
return `${title} (${artist} Nautica Edition)`;
}
for (const chart of dbRows) {
// 1️⃣ Skip if chart already exists (same hash)
const existingChart = charts.find((c) => c.data.hashSHA1 === chart.hash);
if (existingChart) {
log(
`Chart ${chart.title} ${existingChart.difficulty} already exists (hash match, internalId=${chart.internalId}).`
);
continue;
}
// 2️⃣ Determine song
if (!folderIdToSongId[chart.folderid]) {
const splitPath = chart.path.replaceAll("\\", "/").split("/");
const folderName = splitPath[splitPath.length - 2];
const matchingSongs = songs.filter(
(s) => s.title === chart.title && s.artist === chart.artist
);
let songID;
if (matchingSongs.length === 0) {
// normal song
songID = getFreshSongID();
songs.push({
id: songID,
title: chart.title,
altTitles: [],
artist: chart.artist,
data: {},
searchTerms: [folderName],
});
newSongs++;
log(`Added song ${songID} for folder ${folderName}.`);
} else {
// duplicate name/artist → make USC Edition
const effectorName = chart.effector ? chart.effector : "Unknown Effector";
const uscTitle = makeUscEditionName(chart.title, effectorName);
const existingUsc = songs.find((s) => s.title === uscTitle && s.artist === chart.artist);
if (existingUsc) {
songID = existingUsc.id;
log(`Found existing USC edition song for ${chart.title}.`);
} else {
songID = getFreshSongID();
songs.push({
id: songID,
title: uscTitle,
altTitles: [chart.title],
artist: chart.artist,
data: {},
searchTerms: [folderName],
});
newSongs++;
log(`Duplicate name detected → created USC edition song ${uscTitle} (ID ${songID}).`);
}
}
folderIdToSongId[chart.folderid] = songID;
}
const songID = folderIdToSongId[chart.folderid];
// 3️⃣ Add charts, skip duplicates
for (const playtype of ["Controller", "Keyboard"]) {
const duplicate = charts.find(
(c) =>
c.songID === songID &&
c.playtype === playtype &&
c.difficulty === chart.diff_shortname &&
c.isPrimary === true
);
if (duplicate) {
log(
`Skipped duplicate chart: ${chart.title} ${chart.diff_shortname} (${playtype}, songID=${songID}, internalId=${chart.internalId}).`
);
continue;
}
charts.push({
chartID: CreateChartID(),
data: {
effector: chart.effector,
hashSHA1: chart.hash,
isOfficial: false,
tableFolders: [],
},
difficulty: chart.diff_shortname,
isPrimary: true,
level: chart.level.toString(),
levelNum: 0,
playtype,
songID,
versions: [],
});
newCharts++;
log(
`Added chart ${chart.title} ${chart.diff_shortname} (${playtype}, internalId=${chart.internalId}).`
);
}
}
console.log(`Added ${newSongs} new songs and ${newCharts} new charts.`);
WriteCollection("songs-usc.json", songs);
WriteCollection("charts-usc.json", charts);
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