Create scripts/build-jsonl.mjs

scripts/build-jsonl.mjs

@@ -0,0 +1,84 @@
+import fs from "node:fs";
+import path from "node:path";
+import crypto from "node:crypto";
+import { fileURLToPath } from "node:url";
+
+const root = path.resolve(path.dirname(fileURLToPath(import.meta.url)), "..");
+const dataDir = path.join(root, "data");
+const files = [
+  "printer_brand_research_matrix.csv",
+  "competitor_product_research_matrix.csv",
+  "source_library.csv"
+];
+
+function parseCsv(input) {
+  const rows = [];
+  let row = [];
+  let field = "";
+  let quoted = false;
+
+  for (let i = 0; i < input.length; i += 1) {
+    const char = input[i];
+    const next = input[i + 1];
+    if (quoted && char === '"' && next === '"') {
+      field += '"';
+      i += 1;
+    } else if (char === '"') {
+      quoted = !quoted;
+    } else if (char === "," && !quoted) {
+      row.push(field);
+      field = "";
+    } else if ((char === "\n" || char === "\r") && !quoted) {
+      if (char === "\r" && next === "\n") i += 1;
+      row.push(field);
+      if (row.some((value) => value !== "")) rows.push(row);
+      row = [];
+      field = "";
+    } else {
+      field += char;
+    }
+  }
+
+  if (field !== "" || row.length > 0) {
+    row.push(field);
+    rows.push(row);
+  }
+
+  const [headers, ...values] = rows;
+  return values.map((cells, rowIndex) => {
+    if (cells.length !== headers.length) {
+      throw new Error(`Column mismatch on row ${rowIndex + 2}: expected ${headers.length}, received ${cells.length}`);
+    }
+    return Object.fromEntries(headers.map((header, index) => [header, cells[index]]));
+  });
+}
+
+const manifest = {
+  name: "Graphictac Knowledge Base Database",
+  version: "0.1.0",
+  published: "2026-07-18",
+  license: "CC-BY-4.0",
+  datasets: []
+};
+
+for (const file of files) {
+  const csvPath = path.join(dataDir, file);
+  const input = fs.readFileSync(csvPath, "utf8");
+  const records = parseCsv(input);
+  const jsonlName = file.replace(/\.csv$/, ".jsonl");
+  const jsonlPath = path.join(dataDir, jsonlName);
+  const jsonl = `${records.map((record) => JSON.stringify(record)).join("\n")}\n`;
+  fs.writeFileSync(jsonlPath, jsonl, "utf8");
+
+  manifest.datasets.push({
+    name: file.replace(/\.csv$/, ""),
+    csv: `data/${file}`,
+    jsonl: `data/${jsonlName}`,
+    rows: records.length,
+    csv_sha256: crypto.createHash("sha256").update(input).digest("hex"),
+    jsonl_sha256: crypto.createHash("sha256").update(jsonl).digest("hex")
+  });
+}
+
+fs.writeFileSync(path.join(root, "dataset_manifest.json"), `${JSON.stringify(manifest, null, 2)}\n`, "utf8");
+console.log(JSON.stringify(manifest, null, 2));