Add success dialog after key backup

cypress/e2e/crypto/crypto.spec.ts

@@ -183,6 +183,10 @@ describe("Cryptography", function () {
             cy.contains(".mx_Dialog_primary:not([disabled])", "Continue").click();
             cy.contains(".mx_Dialog_title", "Setting up keys").should("exist");
             cy.contains(".mx_Dialog_title", "Setting up keys").should("not.exist");
+
+            cy.contains("Secure Backup successful").should("exist");
+            cy.contains("Done").click();
+            cy.contains("Secure Backup successful").should("not.exist");
         });
         return;
     });

res/css/_components.pcss

@@ -49,6 +49,7 @@
 @import "./components/views/settings/shared/_SettingsSubsectionHeading.pcss";
 @import "./components/views/spaces/_QuickThemeSwitcher.pcss";
 @import "./components/views/typography/_Caption.pcss";
+@import "./compound/_SuccessDialog.pcss";
 @import "./compound/_Icon.pcss";
 @import "./structures/_AutoHideScrollbar.pcss";
 @import "./structures/_AutocompleteInput.pcss";

res/css/compound/_Icon.pcss

@@ -29,10 +29,22 @@ limitations under the License.
     color: $accent;
 }
 
+.mx_Icon_bg-accent-light {
+    background-color: rgba($accent, 0.1);
+}
+
 .mx_Icon_alert {
     color: $alert;
 }
 
+.mx_Icon_circle-40 {
+    border-radius: 20px;
+    flex: 0 0 40px;
+    height: 40px;
+    padding: 0 12px;
+    width: 40px;
+}
+
 .mx_Icon_8 {
     flex: 0 0 8px;
     height: 8px;

res/css/views/dialogs/security/_CreateSecretStorageDialog.pcss

@@ -23,6 +23,14 @@ limitations under the License.
     /* never asked. */
     width: 560px;
 
+    &.mx_SuccessDialog {
+        padding: 56px; /* 80px from design - 24px wrapper padding */
+
+        .mx_Dialog_title {
+            margin-bottom: $spacing-16;
+        }
+    }
+
     .mx_SettingsFlag {
         display: flex;
     }

src/async-components/views/dialogs/security/CreateSecretStorageDialog.tsx

@@ -23,6 +23,7 @@ import { TrustInfo } from "matrix-js-sdk/src/crypto/backup";
 import { CrossSigningKeys, UIAFlow } from "matrix-js-sdk/src/matrix";
 import { IRecoveryKey } from "matrix-js-sdk/src/crypto/api";
 import { CryptoEvent } from "matrix-js-sdk/src/crypto";
+import classNames from "classnames";
 
 import { MatrixClientPeg } from "../../../../MatrixClientPeg";
 import { _t, _td } from "../../../../languageHandler";
@@ -48,6 +49,7 @@ import BaseDialog from "../../../../components/views/dialogs/BaseDialog";
 import Spinner from "../../../../components/views/elements/Spinner";
 import InteractiveAuthDialog from "../../../../components/views/dialogs/InteractiveAuthDialog";
 import { IValidationResult } from "../../../../components/views/elements/Validation";
+import { Icon as CheckmarkIcon } from "../../../../../res/img/element-icons/check.svg";
 
 // I made a mistake while converting this and it has to be fixed!
 enum Phase {
@@ -59,6 +61,7 @@ enum Phase {
     PassphraseConfirm = "passphrase_confirm",
     ShowKey = "show_key",
     Storing = "storing",
+    Stored = "stored",
     ConfirmSkip = "confirm_skip",
 }
 
@@ -361,7 +364,10 @@ export default class CreateSecretStorageDialog extends React.PureComponent<IProp
                     },
                 });
             }
-            this.props.onFinished(true);
+
+            this.setState({
+                phase: Phase.Stored,
+            });
         } catch (e) {
             if (this.state.canUploadKeysWithPasswordOnly && e.httpStatus === 401 && e.data.flows) {
                 this.setState({
@@ -785,6 +791,19 @@ export default class CreateSecretStorageDialog extends React.PureComponent<IProp
         );
     }
 
+    private renderStoredPhase(): JSX.Element {
+        return (
+            <>
+                <p className="mx_Dialog_content">{_t("Your keys are now being backed up from this device.")}</p>
+                <DialogButtons
+                    primaryButton={_t("Done")}
+                    onPrimaryButtonClick={() => this.props.onFinished(true)}
+                    hasCancel={false}
+                />
+            </>
+        );
+    }
+
     private renderPhaseLoadError(): JSX.Element {
         return (
             <div>
@@ -837,11 +856,27 @@ export default class CreateSecretStorageDialog extends React.PureComponent<IProp
                 return _t("Save your Security Key");
             case Phase.Storing:
                 return _t("Setting up keys");
+            case Phase.Stored:
+                return _t("Secure Backup successful");
             default:
                 return "";
         }
     }
 
+    private get topComponent(): React.ReactNode | null {
+        if (this.state.phase === Phase.Stored) {
+            return <CheckmarkIcon className="mx_Icon mx_Icon_circle-40 mx_Icon_accent mx_Icon_bg-accent-light" />;
+        }
+
+        return null;
+    }
+
+    private get classNames(): string {
+        return classNames("mx_CreateSecretStorageDialog", {
+            mx_SuccessDialog: this.state.phase === Phase.Stored,
+        });
+    }
+
     public render(): React.ReactNode {
         let content;
         if (this.state.error) {
@@ -884,6 +919,9 @@ export default class CreateSecretStorageDialog extends React.PureComponent<IProp
                 case Phase.Storing:
                     content = this.renderBusyPhase();
                     break;
+                case Phase.Stored:
+                    content = this.renderStoredPhase();
+                    break;
                 case Phase.ConfirmSkip:
                     content = this.renderPhaseSkipConfirm();
                     break;
@@ -912,8 +950,9 @@ export default class CreateSecretStorageDialog extends React.PureComponent<IProp
 
         return (
             <BaseDialog
-                className="mx_CreateSecretStorageDialog"
+                className={this.classNames}
                 onFinished={this.props.onFinished}
+                top={this.topComponent}
                 title={this.titleForPhase(this.state.phase)}
                 titleClass={titleClass}
                 hasCancel={this.props.hasCancel && [Phase.Passphrase].includes(this.state.phase)}

src/components/views/dialogs/BaseDialog.tsx

@@ -50,6 +50,9 @@ interface IProps extends IDialogProps {
     // determine its size. Default: true.
     "fixedWidth"?: boolean;
 
+    // To be displayed at the top of the dialog. Even above the title.
+    "top"?: React.ReactNode;
+
     // Title for the dialog.
     "title"?: JSX.Element | string;
     // Specific aria label to use, if not provided will set aria-labelledBy to mx_Dialog_title
@@ -161,6 +164,7 @@ export default class BaseDialog extends React.Component<IProps> {
                         mx_Dialog_fixedWidth: this.props.fixedWidth,
                     })}
                 >
+                    {this.props.top}
                     <div
                         className={classNames("mx_Dialog_header", {
                             mx_Dialog_headerWithButton: !!this.props.headerButton,

src/components/views/dialogs/InfoDialog.tsx

@@ -24,6 +24,7 @@ import BaseDialog from "./BaseDialog";
 import DialogButtons from "../elements/DialogButtons";
 
 interface IProps extends IDialogProps {
+    top?: ReactNode;
     title?: string;
     description?: ReactNode;
     className?: string;
@@ -49,6 +50,7 @@ export default class InfoDialog extends React.Component<IProps> {
             <BaseDialog
                 className="mx_InfoDialog"
                 onFinished={this.props.onFinished}
+                top={this.props.top}
                 title={this.props.title}
                 contentId="mx_Dialog_content"
                 hasCancel={this.props.hasCloseButton}

src/i18n/strings/en_EN.json

@@ -3621,6 +3621,8 @@
     "Success!": "Success!",
     "Create key backup": "Create key backup",
     "Unable to create key backup": "Unable to create key backup",
+    "Secure Backup successful": "Secure Backup successful",
+    "Your keys are now being backed up from this device.": "Your keys are now being backed up from this device.",
     "Generate a Security Key": "Generate a Security Key",
     "We'll generate a Security Key for you to store somewhere safe, like a password manager or a safe.": "We'll generate a Security Key for you to store somewhere safe, like a password manager or a safe.",
     "Use a secret phrase only you know, and optionally save a Security Key to use for backup.": "Use a secret phrase only you know, and optionally save a Security Key to use for backup.",