add server to monorepo.

packages/server/src/models/InventoryAdjustment.ts

@@ -0,0 +1,113 @@
+import { Model, mixin } from 'objection';
+import TenantModel from 'models/TenantModel';
+import InventoryAdjustmentSettings from './InventoryAdjustment.Settings';
+import ModelSetting from './ModelSetting';
+
+export default class InventoryAdjustment extends mixin(TenantModel, [
+  ModelSetting,
+]) {
+  /**
+   * Table name
+   */
+  static get tableName() {
+    return 'inventory_adjustments';
+  }
+
+  /**
+   * Timestamps columns.
+   */
+  get timestamps() {
+    return ['created_at'];
+  }
+
+  /**
+   * Virtual attributes.
+   */
+  static get virtualAttributes() {
+    return ['formattedType', 'inventoryDirection', 'isPublished'];
+  }
+
+  /**
+   * Retrieve formatted adjustment type. 
+   */
+  get formattedType() {
+    return InventoryAdjustment.getFormattedType(this.type);
+  }
+
+  /**
+   * Retrieve formatted reference type.
+   */
+  get inventoryDirection() {
+    return InventoryAdjustment.getInventoryDirection(this.type);
+  }
+
+  /**
+   * Detarmines whether the adjustment is published.
+   * @return {boolean}
+   */
+  get isPublished() {
+    return !!this.publishedAt;
+  }
+
+  static getInventoryDirection(type) {
+    const directions = {
+      increment: 'IN',
+      decrement: 'OUT',
+    };
+    return directions[type] || '';
+  }
+
+  /**
+   * Retrieve the formatted adjustment type of the given type.
+   * @param {string} type
+   * @returns {string}
+   */
+  static getFormattedType(type) {
+    const types = {
+      increment: 'inventory_adjustment.type.increment',
+      decrement: 'inventory_adjustment.type.decrement',
+    };
+    return types[type];
+  }
+
+  /**
+   * Relationship mapping.
+   */
+  static get relationMappings() {
+    const InventoryAdjustmentEntry = require('models/InventoryAdjustmentEntry');
+    const Account = require('models/Account');
+
+    return {
+      /**
+       * Adjustment entries.
+       */
+      entries: {
+        relation: Model.HasManyRelation,
+        modelClass: InventoryAdjustmentEntry.default,
+        join: {
+          from: 'inventory_adjustments.id',
+          to: 'inventory_adjustments_entries.adjustmentId',
+        },
+      },
+
+      /**
+       * Inventory adjustment account.
+       */
+      adjustmentAccount: {
+        relation: Model.BelongsToOneRelation,
+        modelClass: Account.default,
+        join: {
+          from: 'inventory_adjustments.adjustmentAccountId',
+          to: 'accounts.id',
+        },
+      },
+    };
+  }
+
+  /**
+   * Model settings.
+   */
+  static get meta() {
+    return InventoryAdjustmentSettings;
+  }
+}