modules/ticket/back/methods/sale/replaceItem.js

@@ -0,0 +1,53 @@
+const UserError = require('vn-loopback/util/user-error');
+
+module.exports = Self => {
+    Self.remoteMethodCtx('replaceItem', {
+        description: 'Replace item from sale',
+        accessType: 'WRITE',
+        accepts: [{
+            arg: 'saleFk',
+            type: 'number',
+            required: true,
+        },
+        {
+            arg: 'newItemFk',
+            type: 'number',
+            required: true
+        },
+        {
+            arg: 'quantity',
+            type: 'number',
+            required: true
+        }
+        ],
+        returns: {
+            type: 'object',
+            root: true
+        },
+        http: {
+            path: `/recalculatePrice`,
+            verb: 'POST'
+        }
+    });
+
+    Self.recalculatePrice = async(ctx, saleFk, itemFk, quantity, options) => {
+        const myOptions = {userId: ctx.req.accessToken.userId};
+        let tx;
+
+        if (typeof options == 'object')
+            Object.assign(myOptions, options);
+
+        if (!myOptions.transaction) {
+            tx = await Self.beginTransaction({});
+            myOptions.transaction = tx;
+        }
+
+        try {
+            const result = await Self.rawSql('CALL sale_replaceItem(?,?,?)', [saleFk, itemFk, quantity], myOptions);
+            return result;
+        } catch (e) {
+            if (tx) await tx.rollback();
+            throw e;
+        }
+    };
+};

modules/ticket/back/models/sale.js

@@ -13,6 +13,7 @@ module.exports = Self => {
     require('../methods/sale/usesMana')(Self);
     require('../methods/sale/clone')(Self);
     require('../methods/sale/getFromSectorCollection')(Self);
+    require('../methods/sale/replaceItem')(Self);
 
     Self.validatesPresenceOf('concept', {
         message: `Concept cannot be blank`