Add Block Categories entity to Page Builder app

packages/api-page-builder-so-ddb-es/src/definitions/blockCategoryEntity.ts

@@ -0,0 +1,46 @@
+import { Entity, Table } from "dynamodb-toolbox";
+import { Attributes } from "~/types";
+
+interface Params {
+    table: Table;
+    entityName: string;
+    attributes: Attributes;
+}
+
+export const createBlockCategoryEntity = (params: Params): Entity<any> => {
+    const { entityName, attributes, table } = params;
+    return new Entity({
+        name: entityName,
+        table,
+        attributes: {
+            PK: {
+                partitionKey: true
+            },
+            SK: {
+                sortKey: true
+            },
+            TYPE: {
+                type: "string"
+            },
+            name: {
+                type: "string"
+            },
+            slug: {
+                type: "string"
+            },
+            createdOn: {
+                type: "string"
+            },
+            createdBy: {
+                type: "map"
+            },
+            tenant: {
+                type: "string"
+            },
+            locale: {
+                type: "string"
+            },
+            ...(attributes || {})
+        }
+    });
+};

packages/api-page-builder-so-ddb-es/src/index.ts

@@ -1,31 +1,42 @@
 import dynamoDbValueFilters from "@webiny/db-dynamodb/plugins/filters";
-import { createSystemStorageOperations } from "~/operations/system";
+import { PluginsContainer } from "@webiny/plugins";
+import { getElasticsearchOperators } from "@webiny/api-elasticsearch/operators";
+
 import { ENTITIES, StorageOperationsFactory } from "~/types";
 import { createTable } from "~/definitions/table";
 import { createElasticsearchTable } from "~/definitions/tableElasticsearch";
-import { createSettingsEntity } from "~/definitions/settingsEntity";
-import { createSystemEntity } from "./definitions/systemEntity";
-import { createCategoryEntity } from "~/definitions/categoryEntity";
-import { createMenuEntity } from "~/definitions/menuEntity";
-import { createPageElementEntity } from "~/definitions/pageElementEntity";
-import { createPageEntity } from "~/definitions/pageEntity";
-import { createPageElasticsearchEntity } from "~/definitions/pageElasticsearchEntity";
-import { PluginsContainer } from "@webiny/plugins";
-import { getElasticsearchOperators } from "@webiny/api-elasticsearch/operators";
+import { elasticsearchIndexPlugins } from "~/elasticsearch/indices";
 import { createElasticsearchIndex } from "~/elasticsearch/createElasticsearchIndex";
-import { createSettingsStorageOperations } from "~/operations/settings";
+
+import { createCategoryEntity } from "~/definitions/categoryEntity";
 import { createCategoryDynamoDbFields } from "~/operations/category/fields";
 import { createCategoryStorageOperations } from "~/operations/category";
+
+import { createMenuEntity } from "~/definitions/menuEntity";
 import { createMenuDynamoDbFields } from "~/operations/menu/fields";
 import { createMenuStorageOperations } from "~/operations/menu";
+
+import { createPageElementEntity } from "~/definitions/pageElementEntity";
 import { createPageElementDynamoDbFields } from "~/operations/pageElement/fields";
 import { createPageElementStorageOperations } from "~/operations/pageElement";
+
+import { createSettingsEntity } from "~/definitions/settingsEntity";
+import { createSettingsStorageOperations } from "~/operations/settings";
+
+import { createSystemEntity } from "~/definitions/systemEntity";
+import { createSystemStorageOperations } from "~/operations/system";
+
+import { createPageEntity } from "~/definitions/pageEntity";
 import {
     createPagesElasticsearchFields,
     createPagesDynamoDbFields
 } from "~/operations/pages/fields";
 import { createPageStorageOperations } from "~/operations/pages";
-import { elasticsearchIndexPlugins } from "~/elasticsearch/indices";
+import { createPageElasticsearchEntity } from "~/definitions/pageElasticsearchEntity";
+
+import { createBlockCategoryEntity } from "~/definitions/blockCategoryEntity";
+import { createBlockCategoryDynamoDbFields } from "~/operations/blockCategory/fields";
+import { createBlockCategoryStorageOperations } from "~/operations/blockCategory";
 
 export const createStorageOperations: StorageOperationsFactory = params => {
     const {
@@ -82,7 +93,11 @@ export const createStorageOperations: StorageOperationsFactory = params => {
         /**
          * Built-in Elasticsearch index templates
          */
-        elasticsearchIndexPlugins()
+        elasticsearchIndexPlugins(),
+        /**
+         * Block Category fields required for filtering/sorting.
+         */
+        createBlockCategoryDynamoDbFields()
     ]);
 
     const entities = {
@@ -120,6 +135,11 @@ export const createStorageOperations: StorageOperationsFactory = params => {
             entityName: ENTITIES.PAGES_ES,
             table: tableElasticsearchInstance,
             attributes: attributes ? attributes[ENTITIES.PAGES_ES] : {}
+        }),
+        blockCategories: createBlockCategoryEntity({
+            entityName: ENTITIES.BLOCK_CATEGORIES,
+            table: tableInstance,
+            attributes: attributes ? attributes[ENTITIES.BLOCK_CATEGORIES] : {}
         })
     };
 
@@ -160,6 +180,10 @@ export const createStorageOperations: StorageOperationsFactory = params => {
             esEntity: entities.pagesEs,
             elasticsearch,
             plugins
+        }),
+        blockCategories: createBlockCategoryStorageOperations({
+            entity: entities.blockCategories,
+            plugins
         })
     };
 };

packages/api-page-builder-so-ddb-es/src/operations/blockCategory/dataLoader.ts

@@ -0,0 +1,74 @@
+import DataLoader from "dataloader";
+import { batchReadAll } from "@webiny/db-dynamodb/utils/batchRead";
+import { BlockCategory } from "@webiny/api-page-builder/types";
+import { cleanupItem } from "@webiny/db-dynamodb/utils/cleanup";
+import { Entity } from "dynamodb-toolbox";
+import { createPartitionKey, createSortKey } from "./keys";
+
+interface Params {
+    entity: Entity<any>;
+}
+
+type DataLoaderGetItem = Pick<BlockCategory, "slug" | "tenant" | "locale">;
+
+export class BlockCategoryDataLoader {
+    private _getDataLoader: DataLoader<any, any> | undefined = undefined;
+
+    private readonly entity: Entity<any>;
+
+    constructor(params: Params) {
+        this.entity = params.entity;
+    }
+
+    public async getOne(item: DataLoaderGetItem): Promise<BlockCategory> {
+        return await this.getDataLoader().load(item);
+    }
+
+    public async getAll(items: DataLoaderGetItem[]): Promise<BlockCategory[]> {
+        return await this.getDataLoader().loadMany(items);
+    }
+
+    public clear(): void {
+        this.getDataLoader().clearAll();
+    }
+
+    private getDataLoader(): DataLoader<any, any> {
+        if (!this._getDataLoader) {
+            const cacheKeyFn = (key: DataLoaderGetItem) => {
+                return `T#${key.tenant}#L#${key.locale}#${key.slug}`;
+            };
+            this._getDataLoader = new DataLoader(
+                async items => {
+                    const batched = items.map(item => {
+                        return this.entity.getBatch({
+                            PK: createPartitionKey(item),
+                            SK: createSortKey(item)
+                        });
+                    });
+
+                    const records = await batchReadAll<BlockCategory>({
+                        table: this.entity.table,
+                        items: batched
+                    });
+
+                    const results = records.reduce((collection, result) => {
+                        if (!result) {
+                            return collection;
+                        }
+                        const key = cacheKeyFn(result);
+                        collection[key] = cleanupItem(this.entity, result) as BlockCategory;
+                        return collection;
+                    }, {} as Record<string, BlockCategory>);
+                    return items.map(item => {
+                        const key = cacheKeyFn(item);
+                        return results[key] || null;
+                    });
+                },
+                {
+                    cacheKeyFn
+                }
+            );
+        }
+        return this._getDataLoader;
+    }
+}

packages/api-page-builder-so-ddb-es/src/operations/blockCategory/fields.ts

@@ -0,0 +1,25 @@
+import { BlockCategoryDynamoDbElasticFieldPlugin } from "~/plugins/definitions/BlockCategoryDynamoDbElasticFieldPlugin";
+
+export const createBlockCategoryDynamoDbFields = (): BlockCategoryDynamoDbElasticFieldPlugin[] => {
+    return [
+        new BlockCategoryDynamoDbElasticFieldPlugin({
+            field: "id"
+        }),
+        new BlockCategoryDynamoDbElasticFieldPlugin({
+            field: "createdOn",
+            type: "date"
+        }),
+        new BlockCategoryDynamoDbElasticFieldPlugin({
+            field: "savedOn",
+            type: "date"
+        }),
+        new BlockCategoryDynamoDbElasticFieldPlugin({
+            field: "publishedOn",
+            type: "date"
+        }),
+        new BlockCategoryDynamoDbElasticFieldPlugin({
+            field: "createdBy",
+            path: "createdBy.id"
+        })
+    ];
+};