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src/store/labeltemplate/create.js

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+import {
+  CREATE as MSSQL_CREATE,
+} from '../../providers/mssql/queries/labeltemplate.js';
+import {
+  CREATE as SQLITE_CREATE,
+} from '../../providers/sqlite3/queries/labeltemplate.js';
+import resolveSelectedCompanyAccess from '../companyuser/resolveSelectedCompanyAccess.js';
+import makeRunner from '../runner.js';
+
+const VALID_TYPES = new Set(['zpl']);
+const VALID_DPIS = new Set([203, 300]);
+
+function shape(row) {
+  return {
+    id: row.id,
+    company_id: row.company_id ?? row.companyId,
+    name: row.name,
+    width: row.width,
+    height: row.height,
+    dpi: row.dpi,
+    type: row.type,
+    content: typeof row.content === 'string' ? JSON.parse(row.content) : row.content,
+    thumb: row.thumb ?? null,
+  };
+}
+
+export default function create(provider) {
+  const access = resolveSelectedCompanyAccess(provider);
+  const isSqlite = provider?.dialect === 'sqlite3';
+  const createSql = isSqlite ? SQLITE_CREATE : MSSQL_CREATE;
+
+  /**
+   * Creates a new label template for the user's selected company.
+   *
+   * @param {number} googleAuthId - The id of the Google auth user.
+   * @param {object} input - Label template input.
+   * @param {string} input.name - Template name.
+   * @param {number} input.width - Canvas width in pixels.
+   * @param {number} input.height - Canvas height in pixels.
+   * @param {number} input.dpi - Printer DPI (203 or 300).
+   * @param {string} input.type - Template type ("zpl").
+   * @param {object} input.content - Template content (JSON).
+   * @param {Buffer|null} [input.thumb] - 50×50 1-bit PNG thumbnail buffer.
+   * @param {object} [tx] - Optional transaction to run within.
+   * @returns {Promise<{id: number, company_id: number, name: string, width: number, height: number, dpi: number, type: string, content: object, thumb: Buffer|null}>}
+   * @throws {Error} If required fields are missing or invalid.
+   *
+   * @example
+   * const template = await store.labeltemplate.create(googleAuthId, {
+   *   name: 'Product Label',
+   *   width: 448,
+   *   height: 200,
+   *   dpi: 203,
+   *   type: 'zpl',
+   *   content: { objects: [] },
+   * });
+   */
+  return async (googleAuthId, input = {}, tx) => {
+    const name = typeof input.name === 'string' ? input.name.trim() : '';
+    if (!name) {
+      throw new Error('Name required');
+    }
+
+    const width = Number(input.width);
+    if (!Number.isInteger(width) || width <= 0) {
+      throw new Error('Invalid width');
+    }
+
+    const height = Number(input.height);
+    if (!Number.isInteger(height) || height <= 0) {
+      throw new Error('Invalid height');
+    }
+
+    const dpi = Number(input.dpi);
+    if (!VALID_DPIS.has(dpi)) {
+      throw new Error('Invalid dpi: must be 203 or 300');
+    }
+
+    const type = typeof input.type === 'string' ? input.type.trim() : '';
+    if (!type || !VALID_TYPES.has(type)) {
+      throw new Error('Invalid type: must be "zpl"');
+    }
+
+    if (input.content == null) {
+      throw new Error('Content required');
+    }
+    const content = typeof input.content === 'string'
+      ? input.content
+      : JSON.stringify(input.content);
+
+    const thumb = input.thumb instanceof Buffer ? input.thumb : null;
+
+    const runner = makeRunner(provider, tx);
+    const { companyId } = await access(googleAuthId, runner);
+
+    const result = await runner.query(createSql, {
+      companyId,
+      name,
+      width,
+      height,
+      dpi,
+      type,
+      content,
+      thumb,
+    });
+
+    const row = result.rows[0] ?? {
+      id: result.insertId,
+      company_id: companyId,
+      name,
+      width,
+      height,
+      dpi,
+      type,
+      content,
+      thumb,
+    };
+
+    return shape(row);
+  };
+}