/*
    -- Note --
    
    As of June 2025, settings should only be added here if they are owned
    by the platform team. Other settings should be added to the relevant service
    owned by the team that owns the setting.

    More info: https://bitwarden.atlassian.net/browse/PM-23126
*/

import { Observable, map } from "rxjs";

import {
  DESKTOP_SETTINGS_DISK,
  KeyDefinition,
  StateProvider,
  UserKeyDefinition,
} from "@bitwarden/common/platform/state";
import { UserId } from "@bitwarden/common/types/guid";

import { SshAgentPromptType } from "../../autofill/models/ssh-agent-setting";
import { ModalModeState, WindowState } from "../models/domain/window-state";

export const HARDWARE_ACCELERATION = new KeyDefinition<boolean>(
  DESKTOP_SETTINGS_DISK,
  "hardwareAcceleration",
  {
    deserializer: (v: boolean) => v,
  },
);

const WINDOW_KEY = new KeyDefinition<WindowState | null>(DESKTOP_SETTINGS_DISK, "window", {
  deserializer: (s) => s,
});

const CLOSE_TO_TRAY_KEY = new KeyDefinition<boolean>(DESKTOP_SETTINGS_DISK, "closeToTray", {
  deserializer: (b) => b,
});

const MINIMIZE_TO_TRAY_KEY = new KeyDefinition<boolean>(DESKTOP_SETTINGS_DISK, "minimizeToTray", {
  deserializer: (b) => b,
});

const START_TO_TRAY_KEY = new KeyDefinition<boolean>(DESKTOP_SETTINGS_DISK, "startToTray", {
  deserializer: (b) => b,
});

const TRAY_ENABLED_KEY = new KeyDefinition<boolean>(DESKTOP_SETTINGS_DISK, "trayEnabled", {
  deserializer: (b) => b,
});

const OPEN_AT_LOGIN_KEY = new KeyDefinition<boolean>(DESKTOP_SETTINGS_DISK, "openAtLogin", {
  deserializer: (b) => b,
});

const ALWAYS_SHOW_DOCK_KEY = new KeyDefinition<boolean>(DESKTOP_SETTINGS_DISK, "alwaysShowDock", {
  deserializer: (b) => b,
});

const ALWAYS_ON_TOP_KEY = new KeyDefinition<boolean>(DESKTOP_SETTINGS_DISK, "alwaysOnTop", {
  deserializer: (b) => b,
});

const BROWSER_INTEGRATION_ENABLED = new KeyDefinition<boolean>(
  DESKTOP_SETTINGS_DISK,
  "browserIntegrationEnabled",
  {
    deserializer: (b) => b,
  },
);

const BROWSER_INTEGRATION_FINGERPRINT_ENABLED = new KeyDefinition<boolean>(
  DESKTOP_SETTINGS_DISK,
  "browserIntegrationFingerprintEnabled",
  {
    deserializer: (b) => b,
  },
);

const SSH_AGENT_ENABLED = new KeyDefinition<boolean>(DESKTOP_SETTINGS_DISK, "sshAgentEnabled", {
  deserializer: (b) => b,
});

const SSH_AGENT_PROMPT_BEHAVIOR = new UserKeyDefinition<SshAgentPromptType>(
  DESKTOP_SETTINGS_DISK,
  "sshAgentRememberAuthorizations",
  {
    deserializer: (b) => b,
    clearOn: [],
  },
);

const MINIMIZE_ON_COPY = new UserKeyDefinition<boolean>(DESKTOP_SETTINGS_DISK, "minimizeOnCopy", {
  deserializer: (b) => b,
  clearOn: [], // User setting, no need to clear
});

const MODAL_MODE = new KeyDefinition<ModalModeState>(DESKTOP_SETTINGS_DISK, "modalMode", {
  deserializer: (b) => b,
});

const PREVENT_SCREENSHOTS = new KeyDefinition<boolean>(
  DESKTOP_SETTINGS_DISK,
  "preventScreenshots",
  {
    deserializer: (b) => b,
  },
);

/**
 * Various settings for controlling application behavior specific to the desktop client.
 */
export class DesktopSettingsService {
  private hwState = this.stateProvider.getGlobal(HARDWARE_ACCELERATION);
  hardwareAcceleration$ = this.hwState.state$.pipe(map((v) => v ?? true));

  private readonly windowState = this.stateProvider.getGlobal(WINDOW_KEY);

  private readonly closeToTrayState = this.stateProvider.getGlobal(CLOSE_TO_TRAY_KEY);
  /**
   * The applications setting for whether or not to close the application into the system tray.
   */
  closeToTray$ = this.closeToTrayState.state$.pipe(map(Boolean));

  private readonly minimizeToTrayState = this.stateProvider.getGlobal(MINIMIZE_TO_TRAY_KEY);
  /**
   * The application setting for whether or not to minimize the applicaiton into the system tray.
   */
  minimizeToTray$ = this.minimizeToTrayState.state$.pipe(map(Boolean));

  private readonly startToTrayState = this.stateProvider.getGlobal(START_TO_TRAY_KEY);
  /**
   * The application setting for whether or not to start the application into the system tray.
   */
  startToTray$ = this.startToTrayState.state$.pipe(map(Boolean));

  private readonly trayEnabledState = this.stateProvider.getGlobal(TRAY_ENABLED_KEY);
  /**
   * Whether or not the system tray has been enabled.
   */
  trayEnabled$ = this.trayEnabledState.state$.pipe(map(Boolean));

  private readonly openAtLoginState = this.stateProvider.getGlobal(OPEN_AT_LOGIN_KEY);
  /**
   * The application setting for whether or not the application should open at system login.
   */
  openAtLogin$ = this.openAtLoginState.state$.pipe(map(Boolean));

  private readonly alwaysShowDockState = this.stateProvider.getGlobal(ALWAYS_SHOW_DOCK_KEY);
  /**
   * The application setting for whether or not the application should show up in the dock.
   */
  alwaysShowDock$ = this.alwaysShowDockState.state$.pipe(map(Boolean));

  private readonly alwaysOnTopState = this.stateProvider.getGlobal(ALWAYS_ON_TOP_KEY);

  alwaysOnTop$ = this.alwaysOnTopState.state$.pipe(map(Boolean));

  private readonly browserIntegrationEnabledState = this.stateProvider.getGlobal(
    BROWSER_INTEGRATION_ENABLED,
  );

  /**
   * The application setting for whether or not the browser integration is enabled.
   */
  browserIntegrationEnabled$ = this.browserIntegrationEnabledState.state$.pipe(map(Boolean));

  private readonly browserIntegrationFingerprintEnabledState = this.stateProvider.getGlobal(
    BROWSER_INTEGRATION_FINGERPRINT_ENABLED,
  );

  /**
   * The application setting for whether or not the fingerprint should be verified before browser communication.
   */
  browserIntegrationFingerprintEnabled$ =
    this.browserIntegrationFingerprintEnabledState.state$.pipe(map(Boolean));

  private readonly sshAgentEnabledState = this.stateProvider.getGlobal(SSH_AGENT_ENABLED);

  sshAgentEnabled$ = this.sshAgentEnabledState.state$.pipe(map(Boolean));

  private readonly sshAgentPromptBehavior = this.stateProvider.getActive(SSH_AGENT_PROMPT_BEHAVIOR);
  sshAgentPromptBehavior$ = this.sshAgentPromptBehavior.state$.pipe(
    map((v) => v ?? SshAgentPromptType.Always),
  );

  private readonly preventScreenshotState = this.stateProvider.getGlobal(PREVENT_SCREENSHOTS);

  /**
   * The application setting for whether or not to allow screenshots of the app.
   */
  preventScreenshots$ = this.preventScreenshotState.state$.pipe(map(Boolean));

  private readonly minimizeOnCopyState = this.stateProvider.getActive(MINIMIZE_ON_COPY);

  /**
   * The active users setting for whether or not the application should minimize itself
   * when a value is copied to the clipboard.
   */
  minimizeOnCopy$ = this.minimizeOnCopyState.state$.pipe(map(Boolean));

  private readonly modalModeState = this.stateProvider.getGlobal(MODAL_MODE);

  modalMode$ = this.modalModeState.state$;

  constructor(private stateProvider: StateProvider) {
    this.window$ = this.windowState.state$.pipe(
      map((window) =>
        window != null && Object.keys(window).length > 0 ? window : new WindowState(),
      ),
    );
  }

  /**
   * This is used to clear the setting on application start to make sure we don't end up
   * stuck in modal mode if the application is force-closed in modal mode.
   */
  async resetModalMode() {
    await this.modalModeState.update(() => ({ isModalModeActive: false }));
  }

  async setHardwareAcceleration(enabled: boolean) {
    await this.hwState.update(() => enabled);
  }

  /**
   * The applications current window state.
   */
  window$: Observable<WindowState>;

  /**
   * Updates the window state of the application so that the application can reopen in the same place as it was closed from.
   * @param windowState The window state to set.
   */
  async setWindow(windowState: WindowState) {
    await this.windowState.update(() => windowState);
  }

  /**
   * Sets the setting for whether or not the application should go into the system tray when closed.
   * @param value `true` if the application should go into the system tray when closed, `false` if it should not.
   */
  async setCloseToTray(value: boolean) {
    await this.closeToTrayState.update(() => value);
  }

  /**
   * Sets the setting for whether or not the application should go into the tray when minimized.
   * @param value `true` if the application should minimize into the system tray, `false` if it should not.
   */
  async setMinimizeToTray(value: boolean) {
    await this.minimizeToTrayState.update(() => value);
  }

  /**
   * Sets the setting for whether or not the application should be started into the system tray.
   * @param value `true` if the application should be started to the tray`, `false` if it should not.
   */
  async setStartToTray(value: boolean) {
    await this.startToTrayState.update(() => value);
  }

  /**
   * Sets the setting for whether or not the application be shown in the system tray.
   * @param value `true` if the application should show in the tray, `false` if it should not.
   */
  async setTrayEnabled(value: boolean) {
    await this.trayEnabledState.update(() => value);
  }

  /**
   * Sets the setting for whether or not the application should open at login of the computer.
   * @param value `true` if the application should open at login, `false` if it should not.
   */
  async setOpenAtLogin(value: boolean) {
    await this.openAtLoginState.update(() => value);
  }

  /**
   * Sets the setting for whether or not the application should be shown in the dock.
   * @param value `true` if the application should show in the dock, `false` if it should not.
   */
  async setAlwaysShowDock(value: boolean) {
    await this.alwaysShowDockState.update(() => value);
  }

  /**
   * Sets the setting for whether or not the application should stay on top of all other windows.
   * @param value `true` if the application should stay on top, `false` if it should not.
   */
  async setAlwaysOnTop(value: boolean) {
    await this.alwaysOnTopState.update(() => value);
  }

  /**
   * Sets a setting for whether or not the browser integration has been enabled.
   * @param value `true` if the integration with the browser extension is enabled,
   * `false` if it is not.
   */
  async setBrowserIntegrationEnabled(value: boolean) {
    await this.browserIntegrationEnabledState.update(() => value);
  }

  /**
   * Sets a setting for whether or not the browser fingerprint should be verified before
   * communication with the browser integration should be done.
   * @param value `true` if the fingerprint should be validated before use, `false` if it should not.
   */
  async setBrowserIntegrationFingerprintEnabled(value: boolean) {
    await this.browserIntegrationFingerprintEnabledState.update(() => value);
  }

  /**
   * Sets a setting for whether or not the SSH agent is enabled.
   */
  async setSshAgentEnabled(value: boolean) {
    await this.sshAgentEnabledState.update(() => value);
  }

  async setSshAgentPromptBehavior(value: SshAgentPromptType) {
    await this.sshAgentPromptBehavior.update(() => value);
  }

  /**
   * Sets the minimize on copy value for the current user.
   * @param value `true` if the application should minimize when a value is copied,
   * `false` if it should not.
   * @param userId The user id of the user to update the setting for.
   */
  async setMinimizeOnCopy(value: boolean, userId: UserId) {
    await this.stateProvider.getUser(userId, MINIMIZE_ON_COPY).update(() => value);
  }

  /**
   * Sets the modal mode of the application. Setting this changes the windows-size and other properties.
   * @param value `true` if the application is in modal mode, `false` if it is not.
   */
  async setModalMode(
    value: boolean,
    showTrafficButtons?: boolean,
    modalPosition?: { x: number; y: number },
  ) {
    await this.modalModeState.update(() => ({
      isModalModeActive: value,
      showTrafficButtons,
      modalPosition,
    }));
  }

  /**
   * Sets the setting for whether or not the screenshot protection is enabled.
   * @param value `true` if the screenshot protection is enabled, `false` if it is not.
   */
  async setPreventScreenshots(value: boolean) {
    await this.preventScreenshotState.update(() => value);
  }
}