From ed1e752acebf4fef26daa8fcc0d6170d656cf09e Mon Sep 17 00:00:00 2001
From: Lukas Nowy <nowy492l@htl-ottakring.ac.at>
Date: Tue, 15 Jan 2019 17:39:33 +0100
Subject: [PATCH] delete /group
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Gruppe mit allen Items löschen
---
 express-server/db-connect/db-connect.js | 17 ++++++++++++++++-
 express-server/routes/index.js          |  9 +++++++++
 2 files changed, 25 insertions(+), 1 deletion(-)

diff --git a/express-server/db-connect/db-connect.js b/express-server/db-connect/db-connect.js
index 02f69509..7f130da1 100644
--- a/express-server/db-connect/db-connect.js
+++ b/express-server/db-connect/db-connect.js
@@ -203,6 +203,21 @@ async function editItem(sl_id, group_id, item_id, name, count) {
     }
 }
 
+//Delete Group
+
+async function deleteGroup(group_id, sl_id) {
+    try {
+        //Alle Items der Group löschen
+        nonQuery('DELETE FROM "Item" WHERE group_id = $1 AND sl_id = $2', [group_id, sl_id]);
+
+        //Leere Gruppe löschen
+        nonQuery('DELETE FROM "Group" WHERE group_id = $1 AND sl_id = $2', [group_id, sl_id]);
+    }
+
+    catch (error) {
+        console.error(error);
+    }
+}
 
 
 
@@ -312,5 +327,5 @@ function generateInviteLink() {
 
 module.exports = {
     getShoppinglistsAdmin, getShoppinglistsShared, newShoppinglist, displayShoppinglist, deleteShoppinglist, addGroup,
-    addItem, verifyInvite, createInvite, editShoppinglist, editGroup, editItem
+    addItem, verifyInvite, createInvite, editShoppinglist, editGroup, editItem, deleteGroup
 }
diff --git a/express-server/routes/index.js b/express-server/routes/index.js
index a1441387..ff0ad780 100644
--- a/express-server/routes/index.js
+++ b/express-server/routes/index.js
@@ -243,6 +243,15 @@ router.put("/item", async (req, res) => {
   }
 });
 
+router.delete("/group", async(req, res) => {
+  try {
+    res.status(200).send(await postgres.deleteGroup(req.body.group_id, req.body.sl_id));
+  }
+
+  catch(err) {
+    res.status(400).send(await err);
+  }
+});
 
 // Invite System