From dac1d76bd236559bd3e13e8ba43f13423fa595ea Mon Sep 17 00:00:00 2001
From: Erik Montnemery <erik@montnemery.com>
Date: Tue, 2 Aug 2022 13:12:05 +0200
Subject: [PATCH] Offer to remove statistics for entities with unsupported
 state class (#13325)

---
 .../statistics/developer-tools-statistics.ts         | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/panels/developer-tools/statistics/developer-tools-statistics.ts b/src/panels/developer-tools/statistics/developer-tools-statistics.ts
index c4f8651ac7..2578afc377 100644
--- a/src/panels/developer-tools/statistics/developer-tools-statistics.ts
+++ b/src/panels/developer-tools/statistics/developer-tools-statistics.ts
@@ -281,7 +281,7 @@ class HaPanelDevStatistics extends SubscribeMixin(LitElement) {
         });
         break;
       case "unsupported_state_class":
-        showAlertDialog(this, {
+        showConfirmationDialog(this, {
           title: "Unsupported state class",
           text: html`The state class of this entity, ${issue.data.state_class}
             is not supported. <br />Statistics can not be generated until this
@@ -296,7 +296,15 @@ class HaPanelDevStatistics extends SubscribeMixin(LitElement) {
               rel="noreferrer noopener"
             >
               developer documentation</a
-            >.`,
+            >. If the state class has permanently changed, you may want to
+            remove the long term statistics of it from your database.<br /><br />Do
+            you want to permanently remove the long term statistics of
+            ${issue.data.statistic_id} from your database?`,
+          confirmText: this.hass.localize("ui.common.remove"),
+          confirm: async () => {
+            await clearStatistics(this.hass, [issue.data.statistic_id]);
+            this._validateStatistics();
+          },
         });
         break;
       case "unsupported_unit_metadata":