From 2f4a92b0f1d02096427a2d1c97746bb52cdcc38a Mon Sep 17 00:00:00 2001
From: Vidhu Kant Sharma <vidhukant@vidhukant.xyz>
Date: Fri, 11 Nov 2022 21:22:31 +0530
Subject: Merged OpenBills-lib code into OpenBills-server

---
 brand/db_actions.go | 69 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 brand/db_actions.go

(limited to 'brand/db_actions.go')

diff --git a/brand/db_actions.go b/brand/db_actions.go
new file mode 100644
index 0000000..eb5961c
--- /dev/null
+++ b/brand/db_actions.go
@@ -0,0 +1,69 @@
+/* OpenBills-server - Server for libre billing software OpenBills-web
+ * Copyright (C) 2022  Vidhu Kant Sharma <vidhukant@vidhukant.xyz>
+
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package brand
+
+import (
+	"context"
+	"go.mongodb.org/mongo-driver/bson"
+	"go.mongodb.org/mongo-driver/bson/primitive"
+	"go.mongodb.org/mongo-driver/mongo"
+	"github.com/MikunoNaka/OpenBills-server/database"
+)
+
+var items *mongo.Collection = database.DB.Collection("Items")
+
+// Add brand to db
+func saveBrand(b Brand) (primitive.ObjectID, error) {
+	res, err := db.InsertOne(context.TODO(), b)
+	return res.InsertedID.(primitive.ObjectID), err
+}
+
+// Delete brand from DB
+func deleteBrand(id primitive.ObjectID) error {
+	// delete brand
+	_, err := db.DeleteOne(context.TODO(), bson.M{"_id": id})
+	if err != nil {
+		return err
+	}
+
+	// delete items associated with this brand
+	_, err = items.DeleteMany(context.TODO(), bson.M{"Brand._id": id})
+	return err
+}
+
+// modify brand in DB
+func modifyBrand(id primitive.ObjectID, nb Brand) error {
+	_, err := db.UpdateOne(context.TODO(), bson.D{{"_id", id}}, bson.D{{"$set", nb}})
+	return err
+}
+
+/* GetBrands queries the database and
+ * returns brands based on the given filter
+ * if filter is nil every brand is returned
+ */
+func getBrands(filter bson.M) ([]Brand, error) {
+	var brands []Brand
+
+	cursor, err := db.Find(context.TODO(), filter)
+	if err != nil {
+		return brands, err
+	}
+
+	err = cursor.All(context.TODO(), &brands)
+	return brands, err
+}
-- 
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