Cleanup of code

src/datasources/BaseSQLDataSource.ts

@@ -2,6 +2,38 @@ import { SQLDataSource } from 'datasource-sql';
 const { InMemoryLRUCache } = require('apollo-server-caching');
 import crypto from 'crypto';
 
+const MINUTE = 60;
+
+export class RawBuilder {
+  _cache: any;
+  query: any;
+  constructor(knex, cache, query) {
+    this._cache = cache;
+    this.query = knex.raw(query);
+  }
+
+  async cache(ttl: number) {
+    const cacheKey = crypto
+      .createHash('sha1')
+      .update(this.query.toString())
+      .digest('base64');
+
+    return this._cache.get(cacheKey).then((entry) => {
+      if (entry) {
+        return Promise.resolve(JSON.parse(entry));
+      }
+
+      return this.query.then((rows) => {
+        if (rows) {
+          this._cache.set(cacheKey, JSON.stringify(rows), { ttl });
+        }
+
+        return Promise.resolve(rows);
+      });
+    });
+  }
+}
+
 export class BaseSQLDataSource extends SQLDataSource {
   cache: any;
   constructor(config) {
@@ -13,24 +45,7 @@ export class BaseSQLDataSource extends SQLDataSource {
     return date.toISOString().split('T')[0];
   }
 
-  async cacheQuery(ttl = 5, query) {
-    const cacheKey = crypto
-      .createHash('sha1')
-      .update(query.toString())
-      .digest('base64');
-
-    return this.cache.get(cacheKey).then((entry) => {
-      if (entry) {
-        return Promise.resolve(JSON.parse(entry));
-      }
-
-      return query.then((rows) => {
-        if (rows) {
-          this.cache.set(cacheKey, JSON.stringify(rows), { ttl });
-        }
-
-        return Promise.resolve(rows);
-      });
-    });
+  cachedRaw(query: string): RawBuilder {
+    return new RawBuilder(this.knex, this.cache, query);
   }
 }

src/datasources/category-api.ts

@@ -59,17 +59,16 @@ WHERE product_category.product_id = ?
   }
 
   /**
-   * category keywords
+   * TODO: should we have these?
+   * category keywords and texts
    *
-SELECT category_keyword.category_id, keywords.value
-FROM category_keyword
-JOIN keywords ON category_keyword.keyword_id = keywords.id;
+    SELECT category_keyword.category_id, keywords.value
+    FROM category_keyword
+    JOIN keywords ON category_keyword.keyword_id = keywords.id;
 
 
-  FROM  categorydata cd
-  JOIN  categorydatakeys cdk ON cd.datakey_id = cdk.id
-
-
-*
-   */
+    FROM  categorydata cd
+    JOIN  categorydatakeys cdk ON cd.datakey_id = cdk.id
+  *
+  */
 }

src/datasources/order-api.ts

@@ -132,13 +132,10 @@ export class OrderAPI extends BaseSQLDataSource {
   }
 
   async getOrderRowFieldMapping(): Promise<any> {
-    // const fields = await this.knex.select('*').from('order-row_fields');
-    const fieldsRes = await this.cacheQuery(
-      MINUTE * 10,
-      this.knex
-        .raw('SELECT * from "order-row_fields"')
-        .then((data) => data.rows),
-    );
+    // const fields = await this.knex.select('*').from('order-row_fields'); doesn't work becuase of string case...
+    const fieldsRes = await this.cachedRaw('SELECT * from "order-row_fields"')
+      .cache(MINUTE * 60)
+      .then((data) => data.rows);
 
     return fieldsRes.reduce((obj, item) => {
       obj[item.fieldid] = item.name;

src/datasources/product-api.ts

@@ -16,9 +16,10 @@ export class ProductAPI extends SQLDataSource {
     super(config);
   }
 
-  async getMaterial(printId: number): Promise<any> {
-    // SELECT materialid, material, (price / 100::float) as price FROM "product-materials"
-  }
+  // async getMaterial(printId: number): Promise<any> {
+  // TODO: discuss if this is still needed. Anneli wants to remove the choice of standard, premium and self-adhesive
+  // SELECT materialid, material, (price / 100::float) as price FROM "product-materials"
+  // }
 
   getBlacklisting(row: any): Array<ProductBlacklist> {
     if (!row.blacklisting) {

src/schema.ts

@@ -8,6 +8,9 @@ const typeDefs = gql`
   type Query {
     orders(filter: FilterInput!): OrderResult
     order(id: ID!): Order
+    """
+    Will be replaced with a ProductsResult type similar to OrdersResult but we need to change in the similar-images code then
+    """
     products(limit: Int, visible: Boolean, browsable: Boolean): [Product]
     product(id: Int!): Product
     categories: [Category]