const settings_config = require("./settings_config");

/*
    This is a close cousin of settings_config,
    but this has a bit more logic, and we
    ensure 100% line coverage on it.

    Our main goal with this code is to isolate
    some key modules from having to know
    about page_params and settings_config details.
*/

exports.show_email = function () {
    if (
        page_params.realm_email_address_visibility ===
        settings_config.email_address_visibility_values.everyone.code
    ) {
        return true;
    }
    if (
        page_params.realm_email_address_visibility ===
        settings_config.email_address_visibility_values.admins_only.code
    ) {
        return page_params.is_admin;
    }
};

exports.email_for_user_settings = function (person) {
    if (!exports.show_email()) {
        return;
    }

    if (
        page_params.is_admin &&
        person.delivery_email &&
        page_params.realm_email_address_visibility ===
            settings_config.email_address_visibility_values.admins_only.code
    ) {
        return person.delivery_email;
    }

    return person.email;
};

exports.get_time_preferences = function (user_timezone) {
    if (page_params.twenty_four_hour_time) {
        return {
            timezone: user_timezone,
            format: "H:mm",
        };
    }
    return {
        timezone: user_timezone,
        format: "h:mm A",
    };
};

exports.user_can_change_logo = function () {
    return page_params.is_admin && page_params.zulip_plan_is_not_limited;
};