wagesj45/mp3-com-meta-browser
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compare: wagesj45:d83c28e5fc5d74689b226b015a9bbfaa2cb27bf7
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88812800c0 ... d83c28e5fc

1 changed files with 9 additions and 18 deletions
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27
script.js
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@ -282,16 +282,6 @@
return `${hz.toLocaleString()} Hz`;
}
function escapeSqlText(value) {
return `'${String(value).replace(/'/g, "''")}'`;
}
function applyFtsMatch(sql, matchExpr) {
const placeholder = 'MATCH ?';
if (!sql.includes(placeholder)) throw new Error('Expected FTS MATCH placeholder');
return sql.replace(placeholder, `MATCH ${escapeSqlText(matchExpr)}`);
}
async function unzipSqlite(zipBytes) {
loader.setStep('Unpacking database…');
loader.setDetail('Decompressing ZIP');
@ -960,10 +950,11 @@
try {
console.debug('[Search] Preparing count query', {
sql: countSql.trim(),
ftsExpr: matchExpr,
params: [matchExpr],
chars: Array.from(matchExpr).map((ch) => ch.codePointAt(0)),
});
const countStmt = db.prepare(applyFtsMatch(countSql, matchExpr));
const countStmt = db.prepare(countSql);
countStmt.bind([matchExpr]);
if (countStmt.step()) {
const row = countStmt.getAsObject();
total = Number(row.count) || 0;
@ -980,14 +971,13 @@
state.page = Math.max(1, Math.ceil(total / state.pageSize));
}
const searchParams = [state.pageSize, (state.page - 1) * state.pageSize];
const searchParams = [matchExpr, state.pageSize, (state.page - 1) * state.pageSize];
console.debug('[Search] Preparing row query', {
sql: effectiveSearchSql.trim(),
ftsExpr: matchExpr,
params: searchParams,
chars: Array.from(matchExpr).map((ch) => ch.codePointAt(0)),
});
const searchStmt = db.prepare(applyFtsMatch(effectiveSearchSql, matchExpr));
const searchStmt = db.prepare(effectiveSearchSql);
searchStmt.bind(searchParams);
const nextRows = [];
while (searchStmt.step()) {
@ -1194,14 +1184,15 @@
try {
if (ftsMatch) {
const ftsCountStmt = db.prepare(applyFtsMatch(ftsCountSql, ftsMatch));
const ftsCountStmt = db.prepare(ftsCountSql);
ftsCountStmt.bind([ftsMatch]);
if (ftsCountStmt.step()) total = Number(ftsCountStmt.getAsObject().count) || 0;
ftsCountStmt.free();
if (total > 0) {
if (offset >= total) state.page = Math.max(1, Math.ceil(total / state.pageSize));
const ftsRowsStmt = db.prepare(applyFtsMatch(ftsRowsSql, ftsMatch));
ftsRowsStmt.bind([state.pageSize, (state.page - 1) * state.pageSize]);
const ftsRowsStmt = db.prepare(ftsRowsSql);
ftsRowsStmt.bind([ftsMatch, state.pageSize, (state.page - 1) * state.pageSize]);
while (ftsRowsStmt.step()) rows.push(ftsRowsStmt.getAsObject());
ftsRowsStmt.free();
usedFts = true;