Block snapshots when system is not running (#8350)

hassio/src/dialogs/snapshot/dialog-hassio-snapshot.ts

@@ -22,7 +22,11 @@ import {
   fetchHassioSnapshotInfo,
   HassioSnapshotDetail,
 } from "../../../../src/data/hassio/snapshot";
-import { showConfirmationDialog } from "../../../../src/dialogs/generic/show-dialog-box";
+import { Supervisor } from "../../../../src/data/supervisor/supervisor";
+import {
+  showAlertDialog,
+  showConfirmationDialog,
+} from "../../../../src/dialogs/generic/show-dialog-box";
 import { PolymerChangedEvent } from "../../../../src/polymer-types";
 import { haStyle, haStyleDialog } from "../../../../src/resources/styles";
 import { HomeAssistant } from "../../../../src/types";
@@ -75,6 +79,8 @@ interface FolderItem {
 class HassioSnapshotDialog extends LitElement {
   @property({ attribute: false }) public hass!: HomeAssistant;
 
+  @property({ attribute: false }) public supervisor?: Supervisor;
+
   @internalProperty() private _error?: string;
 
   @internalProperty() private _onboarding = false;
@@ -102,6 +108,7 @@ class HassioSnapshotDialog extends LitElement {
 
     this._dialogParams = params;
     this._onboarding = params.onboarding ?? false;
+    this.supervisor = params.supervisor;
   }
 
   protected render(): TemplateResult {
@@ -298,6 +305,16 @@ class HassioSnapshotDialog extends LitElement {
   }
 
   private async _partialRestoreClicked() {
+    if (
+      this.supervisor !== undefined &&
+      this.supervisor.info.state !== "running"
+    ) {
+      await showAlertDialog(this, {
+        title: "Could not restore snapshot",
+        text: `Restoring a snapshot is not possible right now because the system is in ${this.supervisor.info.state} state.`,
+      });
+      return;
+    }
     if (
       !(await showConfirmationDialog(this, {
         title: "Are you sure you want partially to restore this snapshot?",
@@ -359,6 +376,16 @@ class HassioSnapshotDialog extends LitElement {
   }
 
   private async _fullRestoreClicked() {
+    if (
+      this.supervisor !== undefined &&
+      this.supervisor.info.state !== "running"
+    ) {
+      await showAlertDialog(this, {
+        title: "Could not restore snapshot",
+        text: `Restoring a snapshot is not possible right now because the system is in ${this.supervisor.info.state} state.`,
+      });
+      return;
+    }
     if (
       !(await showConfirmationDialog(this, {
         title:

hassio/src/dialogs/snapshot/show-dialog-hassio-snapshot.ts

@@ -1,9 +1,11 @@
 import { fireEvent } from "../../../../src/common/dom/fire_event";
+import { Supervisor } from "../../../../src/data/supervisor/supervisor";
 
 export interface HassioSnapshotDialogParams {
   slug: string;
   onDelete?: () => void;
   onboarding?: boolean;
+  supervisor?: Supervisor;
 }
 
 export const showHassioSnapshotDialog = (

hassio/src/snapshots/hassio-snapshots.ts

@@ -41,6 +41,7 @@ import {
   reloadHassioSnapshots,
 } from "../../../src/data/hassio/snapshot";
 import { Supervisor } from "../../../src/data/supervisor/supervisor";
+import { showAlertDialog } from "../../../src/dialogs/generic/show-dialog-box";
 import "../../../src/layouts/hass-tabs-subpage";
 import { PolymerChangedEvent } from "../../../src/polymer-types";
 import { haStyle } from "../../../src/resources/styles";
@@ -211,7 +212,13 @@ class HassioSnapshots extends LitElement {
                   : undefined}
               </div>
               <div class="card-actions">
-                <ha-progress-button @click=${this._createSnapshot}>
+                <ha-progress-button
+                  @click=${this._createSnapshot}
+                  title="${this.supervisor.info.state !== "running"
+                    ? `Creating a snapshot is not possible right now because the system is in ${this.supervisor.info.state} state.`
+                    : ""}"
+                  .disabled=${this.supervisor.info.state !== "running"}
+                >
                   Create
                 </ha-progress-button>
               </div>
@@ -325,6 +332,12 @@ class HassioSnapshots extends LitElement {
   }
 
   private async _createSnapshot(ev: CustomEvent): Promise<void> {
+    if (this.supervisor.info.state !== "running") {
+      await showAlertDialog(this, {
+        title: "Could not create snapshot",
+        text: `Creating a snapshot is not possible right now because the system is in ${this.supervisor.info.state} state.`,
+      });
+    }
     const button = ev.currentTarget as any;
     button.progress = true;
 
@@ -386,6 +399,7 @@ class HassioSnapshots extends LitElement {
   private _snapshotClicked(ev) {
     showHassioSnapshotDialog(this, {
       slug: ev.currentTarget!.snapshot.slug,
+      supervisor: this.supervisor,
       onDelete: () => this._updateSnapshots(),
     });
   }
@@ -395,6 +409,7 @@ class HassioSnapshots extends LitElement {
       showSnapshot: (slug: string) =>
         showHassioSnapshotDialog(this, {
           slug,
+          supervisor: this.supervisor,
           onDelete: () => this._updateSnapshots(),
         }),
       reloadSnapshot: () => this.refreshData(),

src/data/hassio/supervisor.ts

@@ -49,6 +49,15 @@ export type HassioInfo = {
   hostname: string;
   logging: string;
   machine: string;
+  state:
+    | "initialize"
+    | "setup"
+    | "startup"
+    | "running"
+    | "freeze"
+    | "shutdown"
+    | "stopping"
+    | "close";
   operating_system: string;
   supervisor: string;
   supported: boolean;