loopback/util/flatten.js

@@ -0,0 +1,28 @@
+
+function flatten(dataArray) {
+    return dataArray.map(item => flatten(item.__data));
+}
+function flattenObj(data, prefix = '') {
+    let result = {};
+    try {
+        for (let key in data) {
+            if (!data[key]) continue;
+
+            const newKey = prefix ? `${prefix}_${key}` : key;
+            const value = data[key];
+
+            if (typeof value === 'object' && value !== null && !Array.isArray(value))
+                Object.assign(result, flattenObj(value.__data, newKey));
+            else
+                result[newKey] = value;
+        }
+    } catch (error) {
+        console.error(error);
+    }
+
+    return result;
+}
+module.exports = {
+    flatten,
+    flattenObj,
+};

modules/entry/back/methods/entry/getBuysCsv.js

@@ -1,5 +1,5 @@
-const UserError = require('vn-loopback/util/user-error');
 const {toCSV} = require('vn-loopback/util/csv');
+const {flatten} = require('vn-loopback/util/flatten');
 
 module.exports = Self => {
     Self.remoteMethodCtx('getBuysCsv', {
@@ -35,41 +35,32 @@ module.exports = Self => {
     });
 
     Self.getBuysCsv = async(ctx, id, options) => {
-        const userId = ctx.req.accessToken.userId;
-        const models = Self.app.models;
-        const myOptions = {};
-
-        if (typeof options == 'object')
-            Object.assign(myOptions, options);
-
-        const client = await models.Client.findById(userId, myOptions);
-        const supplier = await models.Supplier.findOne({where: {nif: client.fi}}, myOptions);
-        if (supplier) {
-            const isEntryOwner = (await Self.findById(id)).supplierFk === supplier.id;
-            if (!isEntryOwner) throw new UserError('Access Denied');
-        }
-
-        const data = await Self.rawSql(`
-            SELECT b.id,
-                    b.itemFk,
-                    i.name,
-                    b.stickers,
-                    b.packing,
-                    b.grouping,
-                    b.packing,
-                    b.groupingMode,
-                    b.quantity,
-                    b.packagingFk,
-                    b.weight,
-                    b.buyingValue,
-                    b.price2,
-                    b.price3,
-                    b.printedStickers
-                FROM buy b
-                    JOIN item i ON i.id = b.itemFk
-                WHERE b.entryFk = ?
-        `, [id]);
-
-        return [toCSV(data), 'text/csv', `inline; filename="buys-${id}.csv"`];
+        const data = await Self.getBuys(ctx, id, null, options);
+        const dataFlatted = flatten(data);
+        return [toCSV(dataFlatted), 'text/csv', `inline; filename="buys-${id}.csv"`];
     };
 };
+// function flattenJSON(dataArray) {
+//     return dataArray.map(item => flatten(item.__data));
+// }
+// function flatten(data, prefix = '') {
+//     let result = {};
+//     try {
+//         for (let key in data) {
+//             if (!data[key]) continue;
+
+//             const newKey = prefix ? `${prefix}_${key}` : key;
+//             const value = data[key];
+
+//             if (typeof value === 'object' && value !== null && !Array.isArray(value))
+//                 Object.assign(result, flatten(value.__data, newKey));
+//             else
+//                 result[newKey] = value;
+//         }
+//     } catch (error) {
+//         console.error(error);
+//     }
+
+//     return result;
+// }
+