feat(nestjs): migrate to NestJS

packages/server/src/modules/WarehousesTransfers/models/WarehouseTransfer.ts

@@ -0,0 +1,152 @@
+import { Model, mixin } from 'objection';
+import { TenantBaseModel } from '@/modules/System/models/TenantBaseModel';
+import { Warehouse } from '@/modules/Warehouses/models/Warehouse.model';
+import { WarehouseTransferEntry } from './WarehouseTransferEntry';
+
+export class WarehouseTransfer extends TenantBaseModel {
+  public date!: Date;
+  public transferInitiatedAt!: Date;
+  public transferDeliveredAt!: Date;
+  public fromWarehouseId!: number;
+  public toWarehouseId!: number;
+
+  public entries!: WarehouseTransferEntry[];
+  public fromWarehouse!: Warehouse;
+  public toWarehouse!: Warehouse;
+
+
+  /**
+   * Table name.
+   */
+  static get tableName() {
+    return 'warehouses_transfers';
+  }
+
+  /**
+   * Timestamps columns.
+   */
+  get timestamps() {
+    return ['created_at', 'updated_at'];
+  }
+
+  /**
+   * Virtual attributes.
+   */
+  static get virtualAttributes() {
+    return ['isInitiated', 'isTransferred'];
+  }
+
+  /**
+   * Detarmines whether the warehouse transfer initiated.
+   * @retruns {boolean}
+   */
+  get isInitiated() {
+    return !!this.transferInitiatedAt;
+  }
+
+  /**
+   * Detarmines whether the warehouse transfer transferred.
+   * @returns {boolean}
+   */
+  get isTransferred() {
+    return !!this.transferDeliveredAt;
+  }
+
+  /**
+   * Model modifiers.
+   */
+  static get modifiers() {
+    return {
+      filterByDraft(query) {
+        query.whereNull('transferInitiatedAt');
+        query.whereNull('transferDeliveredAt');
+      },
+      filterByInTransit(query) {
+        query.whereNotNull('transferInitiatedAt');
+        query.whereNull('transferDeliveredAt');
+      },
+      filterByTransferred(query) {
+        query.whereNotNull('transferInitiatedAt');
+        query.whereNotNull('transferDeliveredAt');
+      },
+      filterByStatus(query, status) {
+        switch (status) {
+          case 'draft':
+          default:
+            return query.modify('filterByDraft');
+          case 'in-transit':
+            return query.modify('filterByInTransit');
+          case 'transferred':
+            return query.modify('filterByTransferred');
+        }
+      },
+    };
+  }
+
+  /**
+   * Relationship mapping.
+   */
+  static get relationMappings() {
+    const { WarehouseTransferEntry } = require('./WarehouseTransferEntry');
+    const { Warehouse } = require('../../Warehouses/models/Warehouse.model');
+
+    return {
+      /**
+       * View model may has many columns.
+       */
+      entries: {
+        relation: Model.HasManyRelation,
+        modelClass: WarehouseTransferEntry,
+        join: {
+          from: 'warehouses_transfers.id',
+          to: 'warehouses_transfers_entries.warehouseTransferId',
+        },
+      },
+
+      /**
+       *
+       */
+      fromWarehouse: {
+        relation: Model.BelongsToOneRelation,
+        modelClass: Warehouse,
+        join: {
+          from: 'warehouses_transfers.fromWarehouseId',
+          to: 'warehouses.id',
+        },
+      },
+
+      toWarehouse: {
+        relation: Model.BelongsToOneRelation,
+        modelClass: Warehouse,
+        join: {
+          from: 'warehouses_transfers.toWarehouseId',
+          to: 'warehouses.id',
+        },
+      },
+    };
+  }
+
+  /**
+   * Model settings.
+   */
+  // static get meta() {
+  //   return WarehouseTransferSettings;
+  // }
+
+  // /**
+  //  * Retrieve the default custom views, roles and columns.
+  //  */
+  // static get defaultViews() {
+  //   return DEFAULT_VIEWS;
+  // }
+
+  /**
+   * Model search roles.
+   */
+  static get searchRoles() {
+    return [
+      // { fieldKey: 'name', comparator: 'contains' },
+      // { condition: 'or', fieldKey: 'code', comparator: 'like' },
+    ];
+  }
+}

packages/server/src/modules/WarehousesTransfers/models/WarehouseTransferEntry.ts

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+import { Model } from 'objection';
+import { TenantBaseModel } from '@/modules/System/models/TenantBaseModel';
+import { WarehouseTransfer } from './WarehouseTransfer';
+import { Item } from '@/modules/Items/models/Item';
+
+export class WarehouseTransferEntry extends TenantBaseModel {
+  public warehouseTransferId!: number;
+  public itemId!: number;
+  public quantity!: number;
+  public cost!: number;
+
+  public warehouseTransfer!: WarehouseTransfer;
+  public item!: Item;
+
+  /**
+   * Table name.
+   */
+  static get tableName() {
+    return 'warehouses_transfers_entries';
+  }
+
+  /**
+   * Virtual attributes.
+   */
+  static get virtualAttributes() {
+    return ['total'];
+  }
+
+  /**
+   * Invoice amount in local currency.
+   * @returns {number}
+   */
+  get total() {
+    return this.cost * this.quantity;
+  }
+
+  /**
+   * Relationship mapping.
+   */
+  static get relationMappings() {
+    const { Item } = require('../../Items/models/Item');
+
+    return {
+      item: {
+        relation: Model.BelongsToOneRelation,
+        modelClass: Item,
+        join: {
+          from: 'warehouses_transfers_entries.itemId',
+          to: 'items.id',
+        },
+      },
+    };
+  }
+}