/*
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 { Locator, Page } from "@playwright/test";

import type { SettingLevel } from "../../src/settings/SettingLevel";

export class Settings {
    public constructor(private readonly page: Page) {}

    /**
     * Open the top left user menu, returning a Locator to the resulting context menu.
     */
    public async openUserMenu(): Promise<Locator> {
        const locator = this.page.locator(".mx_ContextualMenu");
        if (await locator.locator(".mx_UserMenu_contextMenu_header").isVisible()) return locator;
        await this.page.getByRole("button", { name: "User menu" }).click();
        await locator.waitFor();
        return locator;
    }

    /**
     * Close dialog currently open dialog
     */
    public async closeDialog(): Promise<void> {
        return this.page.getByRole("button", { name: "Close dialog", exact: true }).click();
    }

    /**
     * Sets the value for a setting. The room ID is optional if the
     * setting is not being set for a particular room, otherwise it
     * should be supplied. The value may be null to indicate that the
     * level should no longer have an override.
     * @param {string} settingName The name of the setting to change.
     * @param {String} roomId The room ID to change the value in, may be
     * null.
     * @param {SettingLevel} level The level to change the value at.
     * @param {*} value The new value of the setting, may be null.
     * @return {Promise} Resolves when the setting has been changed.
     */
    public async setValue(settingName: string, roomId: string, level: SettingLevel, value: any): Promise<void> {
        return this.page.evaluate<
            Promise<void>,
            {
                settingName: string;
                roomId: string | null;
                level: SettingLevel;
                value: any;
            }
        >(
            ({ settingName, roomId, level, value }) => {
                return window.mxSettingsStore.setValue(settingName, roomId, level, value);
            },
            { settingName, roomId, level, value },
        );
    }

    /**
     * Switch settings tab to the one by the given name
     * @param tab the name of the tab to switch to.
     */
    public async switchTab(tab: string): Promise<void> {
        await this.page
            .locator(".mx_TabbedView_tabLabels")
            .locator(".mx_TabbedView_tabLabel", { hasText: tab })
            .click();
    }

    /**
     * Open user settings (via user menu), returns a locator to the dialog
     * @param tab the name of the tab to switch to after opening, optional.
     */
    public async openUserSettings(tab?: string): Promise<Locator> {
        const locator = await this.openUserMenu();
        await locator.getByRole("menuitem", { name: "All settings", exact: true }).click();
        if (tab) await this.switchTab(tab);
        return this.page.locator(".mx_Dialog").filter({ has: this.page.locator(".mx_UserSettingsDialog") });
    }

    /**
     * Open room settings (via room info panel), returns a locator to the dialog
     * @param tab the name of the tab to switch to after opening, optional.
     */
    public async openRoomSettings(tab?: string): Promise<Locator> {
        // Open right panel if not open
        const rightPanel = this.page.locator(".mx_RightPanel");
        if ((await rightPanel.count()) === 0) {
            await this.page.getByRole("button", { name: "Room info" }).first().click();
        }
        await rightPanel.getByRole("menuitem", { name: "Settings" }).click();

        if (tab) await this.switchTab(tab);
        return this.page.locator(".mx_Dialog").filter({ has: this.page.locator(".mx_RoomSettingsDialog") });
    }
}