From 034931f9e102cc215a87fc36e06435fff933372f Mon Sep 17 00:00:00 2001
From: Sonia Aguilar <33540275+soniaAguilarPeiron@users.noreply.github.com>
Date: Wed, 3 Apr 2024 12:31:49 +0200
Subject: [PATCH] =?UTF-8?q?Alerting:=20Set=20mimir=20implementation=20in?=
 =?UTF-8?q?=20jsonData=20by=20default=20when=20creating=20a=20new=20a?=
 =?UTF-8?q?=E2=80=A6=20(#85513)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Set mimir implementation in jsonData by default when creating a new alert manager data source
---
 .../datasource/alertmanager/ConfigEditor.tsx        | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/public/app/plugins/datasource/alertmanager/ConfigEditor.tsx b/public/app/plugins/datasource/alertmanager/ConfigEditor.tsx
index a457f3dc8cf..817324ebf1b 100644
--- a/public/app/plugins/datasource/alertmanager/ConfigEditor.tsx
+++ b/public/app/plugins/datasource/alertmanager/ConfigEditor.tsx
@@ -1,5 +1,5 @@
 import { produce } from 'immer';
-import React from 'react';
+import React, { useEffect } from 'react';
 import { Link } from 'react-router-dom';
 
 import { SIGV4ConnectionConfig } from '@grafana/aws-sdk';
@@ -33,6 +33,17 @@ const IMPL_OPTIONS: Array<SelectableValue<AlertManagerImplementation>> = [
 export const ConfigEditor = (props: Props) => {
   const { options, onOptionsChange } = props;
 
+  // As we default to Mimir, we need to make sure the implementation is set from the start
+  useEffect(() => {
+    if (!options.jsonData.implementation) {
+      onOptionsChange(
+        produce(options, (draft) => {
+          draft.jsonData.implementation = AlertManagerImplementation.mimir;
+        })
+      );
+    }
+  }, [options, onOptionsChange]);
+
   return (
     <>
       <h3 className="page-heading">Alertmanager</h3>