add server to monorepo.

packages/server/src/services/Sales/AutoIncrementOrdersService.ts

@@ -0,0 +1,64 @@
+import { Service, Inject } from 'typedi';
+import TenancyService from '@/services/Tenancy/TenancyService';
+import { transactionIncrement, parseBoolean } from 'utils';
+
+/**
+ * Auto increment orders service.
+ */
+@Service()
+export default class AutoIncrementOrdersService {
+  @Inject()
+  tenancy: TenancyService;
+
+  autoIncrementEnabled = (tenantId: number, settingsGroup: string): boolean => {
+    const settings = this.tenancy.settings(tenantId);
+    const group = settingsGroup;
+
+    // Settings service transaction number and prefix.
+    const autoIncrement = settings.get({ group, key: 'auto_increment' }, false);
+
+    return parseBoolean(autoIncrement, false);
+  }
+
+  /**
+   * Retrieve the next service transaction number.
+   * @param {number} tenantId
+   * @param {string} settingsGroup
+   * @param {Function} getMaxTransactionNo
+   * @return {Promise<string>}
+   */
+  getNextTransactionNumber(tenantId: number, settingsGroup: string): string {
+    const settings = this.tenancy.settings(tenantId);
+    const group = settingsGroup;
+
+    // Settings service transaction number and prefix.
+    const autoIncrement = settings.get({ group, key: 'auto_increment' }, false);
+
+    const settingNo = settings.get({ group, key: 'next_number' }, '');
+    const settingPrefix = settings.get({ group, key: 'number_prefix' }, '');
+
+    return parseBoolean(autoIncrement, false) ? `${settingPrefix}${settingNo}` : '';
+  }
+
+  /**
+   * Increment setting next number.
+   * @param {number} tenantId -
+   * @param {string} orderGroup - Order group.
+   * @param {string} orderNumber -Order number.
+   */
+  async incrementSettingsNextNumber(tenantId: number, group: string) {
+    const settings = this.tenancy.settings(tenantId);
+
+    const settingNo = settings.get({ group, key: 'next_number' });
+    const autoIncrement = settings.get({ group, key: 'auto_increment' });
+
+    // Can't continue if the auto-increment of the service was disabled.
+    if (!autoIncrement) { return; }
+
+    settings.set(
+      { group, key: 'next_number' },
+      transactionIncrement(settingNo)
+    );
+    await settings.save();
+  }
+}