/*
Copyright 2024 New Vector Ltd.
Copyright 2023 The Matrix.org Foundation C.I.C.

SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only
Please see LICENSE files in the repository root for full details.
*/

import { type Page } from "@playwright/test";

import { test, expect } from "../../element-web-test";
import { test as masTest, registerAccountMas } from "../oidc";
import { isDendrite } from "../../plugins/homeserver/dendrite";

async function expectBackupVersionToBe(page: Page, version: string) {
    await expect(page.locator(".mx_SecureBackupPanel_statusList tr:nth-child(5) td")).toHaveText(
        version + " (Algorithm: m.megolm_backup.v1.curve25519-aes-sha2)",
    );

    await expect(page.locator(".mx_SecureBackupPanel_statusList tr:nth-child(6) td")).toHaveText(version);
}

masTest.describe("Encryption state after registration", () => {
    masTest.skip(isDendrite, "does not yet support MAS");

    masTest("Key backup is enabled by default", async ({ page, mailhog, app }) => {
        await page.goto("/#/login");
        await page.getByRole("button", { name: "Continue" }).click();
        await registerAccountMas(page, mailhog.api, "alice", "alice@email.com", "Pa$sW0rD!");

        await app.settings.openUserSettings("Security & Privacy");
        expect(page.getByText("This session is backing up your keys.")).toBeVisible();
    });

    masTest("user is prompted to set up recovery", async ({ page, mailhog, app }) => {
        await page.goto("/#/login");
        await page.getByRole("button", { name: "Continue" }).click();
        await registerAccountMas(page, mailhog.api, "alice", "alice@email.com", "Pa$sW0rD!");

        await page.getByRole("button", { name: "Add room" }).click();
        await page.getByRole("menuitem", { name: "New room" }).click();
        await page.getByRole("textbox", { name: "Name" }).fill("test room");
        await page.getByRole("button", { name: "Create room" }).click();

        await expect(page.getByRole("heading", { name: "Set up recovery" })).toBeVisible();
    });
});

test.describe("Backups", () => {
    test.use({
        displayName: "Hanako",
    });

    test("Create, delete and recreate a keys backup", async ({ page, user, app }, workerInfo) => {
        // Create a backup
        const securityTab = await app.settings.openUserSettings("Security & Privacy");

        await expect(securityTab.getByRole("heading", { name: "Secure Backup" })).toBeVisible();
        await securityTab.getByRole("button", { name: "Set up", exact: true }).click();

        const currentDialogLocator = page.locator(".mx_Dialog");

        // It's the first time and secure storage is not set up, so it will create one
        await expect(currentDialogLocator.getByRole("heading", { name: "Set up Secure Backup" })).toBeVisible();
        await currentDialogLocator.getByRole("button", { name: "Continue", exact: true }).click();
        await expect(currentDialogLocator.getByRole("heading", { name: "Save your Security Key" })).toBeVisible();
        await currentDialogLocator.getByRole("button", { name: "Copy", exact: true }).click();
        // copy the recovery key to use it later
        const securityKey = await app.getClipboard();
        await currentDialogLocator.getByRole("button", { name: "Continue", exact: true }).click();

        await expect(currentDialogLocator.getByRole("heading", { name: "Secure Backup successful" })).toBeVisible();
        await currentDialogLocator.getByRole("button", { name: "Done", exact: true }).click();

        // Open the settings again
        await app.settings.openUserSettings("Security & Privacy");
        await expect(securityTab.getByRole("heading", { name: "Secure Backup" })).toBeVisible();

        // expand the advanced section to see the active version in the reports
        await page
            .locator(".mx_Dialog .mx_SettingsSubsection_content details .mx_SecureBackupPanel_advanced")
            .locator("..")
            .click();

        await expectBackupVersionToBe(page, "1");

        await securityTab.getByRole("button", { name: "Delete Backup", exact: true }).click();
        await expect(currentDialogLocator.getByRole("heading", { name: "Delete Backup" })).toBeVisible();
        // Delete it
        await currentDialogLocator.getByTestId("dialog-primary-button").click(); // Click "Delete Backup"

        // Create another
        await securityTab.getByRole("button", { name: "Set up", exact: true }).click();
        await expect(currentDialogLocator.getByRole("heading", { name: "Security Key" })).toBeVisible();
        await currentDialogLocator.getByLabel("Security Key").fill(securityKey);
        await currentDialogLocator.getByRole("button", { name: "Continue", exact: true }).click();

        // Should be successful
        await expect(currentDialogLocator.getByRole("heading", { name: "Success!" })).toBeVisible();
        await currentDialogLocator.getByRole("button", { name: "OK", exact: true }).click();

        // Open the settings again
        await app.settings.openUserSettings("Security & Privacy");
        await expect(securityTab.getByRole("heading", { name: "Secure Backup" })).toBeVisible();

        // expand the advanced section to see the active version in the reports
        await page
            .locator(".mx_Dialog .mx_SettingsSubsection_content details .mx_SecureBackupPanel_advanced")
            .locator("..")
            .click();

        await expectBackupVersionToBe(page, "2");

        // ==
        // Ensure that if you don't have the secret storage passphrase the backup won't be created
        // ==

        // First delete version 2
        await securityTab.getByRole("button", { name: "Delete Backup", exact: true }).click();
        await expect(currentDialogLocator.getByRole("heading", { name: "Delete Backup" })).toBeVisible();
        // Click "Delete Backup"
        await currentDialogLocator.getByTestId("dialog-primary-button").click();

        // Try to create another
        await securityTab.getByRole("button", { name: "Set up", exact: true }).click();
        await expect(currentDialogLocator.getByRole("heading", { name: "Security Key" })).toBeVisible();
        // But cancel the security key dialog, to simulate not having the secret storage passphrase
        await currentDialogLocator.getByTestId("dialog-cancel-button").click();

        await expect(currentDialogLocator.getByRole("heading", { name: "Starting backup…" })).toBeVisible();
        // check that it failed
        await expect(currentDialogLocator.getByText("Unable to create key backup")).toBeVisible();
        // cancel
        await currentDialogLocator.getByTestId("dialog-cancel-button").click();

        // go back to the settings to check that no backup was created (the setup button should still be there)
        await app.settings.openUserSettings("Security & Privacy");
        await expect(securityTab.getByRole("button", { name: "Set up", exact: true })).toBeVisible();
    });
});