import { VideoPreviewOffset } from './helpers';
export declare const DEFAULT_LOCALE = "en";
export declare const TIME_BEFORE_LESSON_STARTS_MINS = 20;
export declare const RELOAD_AFTER_RECONNECTION_LS_KEY = "ps_reload_after_reconnection_data";
export declare const SCREEN_SHARING_ID_STR_PREFIX = "screen-";
export declare const LOG_STAT_TIMEOUT = 30000;
export declare const LOG_PACKETS_STATS_TIMEOUT = 5000;
export declare const LOG_CALL_TIMEOUT = 60000;
export declare const LOG_QUALITY_TIMEOUT = 120000;
export declare const LOG_NETWORK_INTERVAL = 120000;
export declare const LOG_VOLUME_DATA_INTERVAL = 60000;
export declare const PING_FOR_SWITCH_TO_OT_INTERVAL = 15000;
export declare const PING_LESSON_START_STATUS_INTERVAL = 30000;
export declare const NOTIFICATION_TIMEOUT = 5000;
export declare const LOW_PACKAGE_LOST = 0.02;
export declare const MEDIUM_PACKAGE_LOST = 0.03;
export declare const CHIME_VIDEO_PROFILE: {
    DEFAULT: {
        VIDEO_WIDTH: number;
        VIDEO_HEIGHT: number;
        MAX_BANDWIDTH_KBPS: number;
        FPS: number;
    };
    LOW: {
        VIDEO_WIDTH: number;
        VIDEO_HEIGHT: number;
        MAX_BANDWIDTH_KBPS: number;
        FPS: number;
    };
};
export declare const LS_LAST_LESSON_ID = "last_lesson_id";
export declare const LS_LAST_SCREEN_SHARING_TIME = "last_screen_sharing_time";
export declare const MIN_LESSON_CONFIRM_DURATION = 0.75;
export declare const MIN_TIME_AFTER_LESSON_END_MS = 1200000;
export declare const MIN_TIME_AFTER_LESSON_START_MS = 900000;
export declare const DEMO_ROOM_EXP = "exp_demo_room_tutor";
export declare const NETWORK_SPEED_HIGH_MIN_BS = 600000;
export declare const NETWORK_SPEED_MODERATE_MIN_BS = 250000;
export declare const SPEED_TEST_DURATION_MS = 10000;
export declare const LS_LAST_SPEED_TEST_DATE = "last_speed_test_date";
export declare const ONE_DAY_DURATION_MS = 86400000;
export declare const NETWORK_SPEED_TEST_IMAGE_URL: string;
export declare const NETWORK_SPEED_TEST_IMAGE_URL_4MB: string;
export declare const CONTACT_US_ARTICLE_ID = 4175178;
export declare const TECHNICAL_ISSUES_ARTICLE_ID = 4182651;
export declare const NETWORK_ISSUES_ARTICLE_ID_STUDENT = 5210609;
export declare const HELP_CENTER_CLASSROOM_ARTICLES_LINKS = 2457669;
export declare const HELP_CENTER_TECH_ISSUES_TIPS = 4933905;
export declare const OT_EVENTS_TIMEOUT = 300;
export declare const LS_MOBILE_APP_PROMOTION_BANNER = "ls_mobile_app_promotion_banner";
export declare const HAS_PERMISSIONS_API: boolean;
export declare const HAS_MEDIA_API: boolean;
export declare const HAS_FLOATING_WINDOW_API: boolean;
export declare const LS_TOOLTIP_COLLAPSE_VIDEO = "ls_tooltip_collapse_video";
export declare const LS_MODAL_EXPLAIN_SHARE_SOUND_COUNTER = "ls_modal_explain_share_sound_counter";
export declare const LS_EXP_LOW_CONNECTION_FIRST_SEEN_DATE = "low_connection_first_seen_date_v2";
export declare const LS_NEW_DEVICE_CONNECTED_TOOLTIP = "new_device_connected_tooltip_shown";
export declare const REACTIONS_ONBOARDING = "reactions_onboarding";
export declare const LS_LI_BUTTON_TEST = "show_upload_li_test_button";
export declare const LS_ONE_MINUTE_AUDIO_RECORDING_INTERVAL_ENABLED = "one_minute_audio_recording_interval_enabled";
export declare const LS_AUDIO_RECORDING_DEBUG_DOWNLOAD_ENABLED = "audio_recording_debug_download_enabled";
export declare const LATEST_AGORA_SDK_VERSION = 4;
export declare const DEFAULT_LOCAL_VIDEO_BOUNDS: VideoPreviewOffset;
export declare const DEFAULT_REMOTE_VIDEO_BOUNDS: VideoPreviewOffset;
export declare const DRAGGABLE_CLASS = "react-draggable";
export declare const DRAGGABLE_CLASS_DISABLED = "react-draggable-disabled";
export declare const FLAG_COMMS_ENABLE_CALL_WITHOUT_WEBCAM = "flag_comms_enable_call_without_webcam";
export declare const SWITCH_ENABLE_USER_PRESENCE_LOGGER_IN_CLASSROOM = "enable_user_presence_logger_in_classroom";
export declare const EXP_COMMS_LESSON_INSIGHTS_BY_AI_TUTOR = "exp_comms_lesson_insights_by_AI_tutors";
export declare const EXP_COMMS_FLOATING_VIDEO_ON_SCREEN_SHARING_STUDENT = "exp_comms_floating_video_on_screen_sharing_student";
export declare const EXP_COMMS_FLOATING_VIDEO_ON_SCREEN_SHARING_TUTOR = "exp_comms_floating_video_on_screen_sharing_tutor";
export declare const FEATURE_SUGGEST_TURN_OFF_CAMERA = "feature_suggest_turn_off_camera";
export declare const GET_NETWORK_STATS_INTERVAL = 5000;
export declare const WRITE_NETWORK_STATS_INTERVAL = 60000;
export declare const USER_PRESENCE_INTERVAL = 15000;
export declare const REFETCH_LESSON_ID_INTERVAL = 300000;
export declare const REFETCH_LESSON_INTERVAL = 900000;
export declare const EXP_COMMS_CLASSROOM_JOIN_SCREEN_TUTOR = "exp_comms_classroom_join_screen_tutor";
export declare const EXP_FLEX_CLASSROOM_REMOVE_JOIN_LESSON_STATE_STUDENT = "exp_flex_classroom_remove_join_lesson_state_student";
export declare const EXP_FLEX_CLASSROOM_REMOVE_JOIN_LESSON_STATE_TUTOR = "exp_flex_classroom_remove_join_lesson_state_tutor";
export declare const NPM_STUDENT_TUTOR_EDUCATION_EXP_NAME = "exp_ble_tutor_education_on_corporate_students";
export declare const CHIME_LOGGER_URL: string;
export declare const CHIME_LOGGER_BATCH_SIZE = 85;
export declare const CHIME_LOGGER_INTERVAL_MS = 2000;
export declare const CHIME_NEAREST_MEDIA_REGION_ENDPOINT = "https://nearest-media-region.l.chime.aws";
export declare const LOG_MIC_VOLUME_INTERVAL = 2000;
export declare const DEFAULT_CHIME_REGION = "us-east-1";
export declare const LOG_CHIME_STATS_TIMEOUT = 5000;
export declare const USER_INACTIVE_TIMEOUT_MS = 1800000;
export declare const CHIME_SIGNAL_PACKETS_LOST = "signal-packets-lost";
export declare const BIO_BREAKS_LESSON_DURATIONS: {
    [key: number]: {
        hours?: number;
        minutes?: number;
        totalMinutes: number;
    };
};
export declare const ONE_HOUR_IN_MINUTES = 60;
export declare const MS_IN_ONE_MINUTE = 60000;
export declare const NEXT_LESSON_NOTIFICATION_TIMEOUT_MS: number;
export declare const NEXT_LESSON_NOTIFICATION_TIMEOUT_MS_SHORT: number;
export declare type NotificationType = 'SUCCESS' | 'ERROR' | 'WARNING';
export declare const TRIAL_WRAP_SOURCE_QUERY_PARAM = "source=classroom";
export declare const NODE_ID_NO_RENDER_STREAMS = "camera-streams";
export declare const DRAGGABLE_BOUND_NODE_ID = "video-draggable-bound";
export declare const CLASSROOM_LOBBY_PASSED = "classroom-lobby-passed";
//# sourceMappingURL=constants.d.ts.map