From 222d0d5a4d8cbce00b9a8316895353b925683e0b Mon Sep 17 00:00:00 2001
From: Florian Baumann <flo@noqqe.de>
Date: Fri, 31 Dec 2021 10:51:04 +0100
Subject: [PATCH] update

---
 src/serra/root.go    |  8 ++++++++
 src/serra/storage.go | 19 +++++++++++++++++++
 2 files changed, 27 insertions(+)

diff --git a/src/serra/root.go b/src/serra/root.go
index e774702..dc3a2f9 100644
--- a/src/serra/root.go
+++ b/src/serra/root.go
@@ -90,6 +90,14 @@ func Update() {
 
 	for _, card := range cards {
 		fmt.Printf("%s (%s) %.2f\n", card.Name, card.Set, card.Prices.Eur)
+
+		// db.cards.update({'_id':'8fa2ecf9-b53c-4f1d-9028-ca3820d043cb'},{$set:{'serra_updated':ISODate("2021-11-02T09:28:56.504Z")}, $push: {"serra_prices": { date: ISODate("2021-11-02T09:28:56.504Z"), value: 0.1 }}});
+
+		// Declare an _id filter to get a specific MongoDB document
+		filter := bson.M{"_id": bson.M{"$eq": card.ID}}
+
+		// Declare a filter that will change a field's integer value to `42`
+		update := bson.M{"$set": bson.M{"textless": true}}
 	}
 
 	storage_disconnect(client)
diff --git a/src/serra/storage.go b/src/serra/storage.go
index fc98ac9..0db85be 100644
--- a/src/serra/storage.go
+++ b/src/serra/storage.go
@@ -2,6 +2,7 @@ package serra
 
 import (
 	"context"
+	"fmt"
 	"log"
 	"os"
 	"time"
@@ -78,6 +79,24 @@ func storage_aggregate(coll *mongo.Collection, groupstage bson.D) ([]primitive.M
 
 }
 
+func storage_update(coll *mongo.Collection, filter, update bson.M) ([]primitive.M, error) {
+
+	// Call the driver's UpdateOne() method and pass filter and update to it
+	result, err := col.UpdateOne(
+		context.Background(),
+		filter,
+		update,
+	)
+	if err != nil {
+		log.Fatal(err)
+	}
+	fmt.Println(result)
+
+	// Get a list of all returned documents and print them out.
+	// See the mongo.Cursor documentation for more examples of using cursors.
+
+}
+
 func storage_disconnect(client *mongo.Client) error {
 	if err := client.Disconnect(context.TODO()); err != nil {
 		return err