"use strict";

const {strict: assert} = require("assert");

const {zrequire} = require("../zjsunit/namespace");
const {run_test} = require("../zjsunit/test");
const {page_params} = require("../zjsunit/zpage_params");

const people = zrequire("people");
const settings_data = zrequire("settings_data");
const settings_config = zrequire("settings_config");

/*
    Some methods in settings_data are fairly
    trivial, so the meaningful tests happen
    at the higher layers, such as when we
    test people.js.
*/

const isaac = {
    email: "isaac@example.com",
    delivery_email: "isaac-delivery@example.com",
    user_id: 30,
    full_name: "Isaac",
};
people.add_active_user(isaac);

run_test("email_for_user_settings", () => {
    const email = settings_data.email_for_user_settings;

    page_params.realm_email_address_visibility =
        settings_config.email_address_visibility_values.admins_only.code;
    assert.equal(email(isaac), undefined);

    page_params.is_admin = true;
    assert.equal(email(isaac), isaac.delivery_email);

    page_params.realm_email_address_visibility =
        settings_config.email_address_visibility_values.nobody.code;
    assert.equal(email(isaac), undefined);

    page_params.is_admin = false;
    assert.equal(email(isaac), undefined);

    page_params.realm_email_address_visibility =
        settings_config.email_address_visibility_values.everyone.code;
    assert.equal(email(isaac), isaac.email);

    page_params.realm_email_address_visibility =
        settings_config.email_address_visibility_values.moderators.code;
    assert.equal(email(isaac), undefined);

    page_params.is_moderator = true;
    assert.equal(email(isaac), isaac.delivery_email);

    page_params.is_moderator = false;
    page_params.is_admin = true;
    assert.equal(email(isaac), isaac.delivery_email);
});

run_test("user_can_change_name", () => {
    const can_change_name = settings_data.user_can_change_name;

    page_params.is_admin = true;
    assert.equal(can_change_name(), true);

    page_params.is_admin = false;
    page_params.realm_name_changes_disabled = true;
    page_params.server_name_changes_disabled = false;
    assert.equal(can_change_name(), false);

    page_params.realm_name_changes_disabled = false;
    page_params.server_name_changes_disabled = false;
    assert.equal(can_change_name(), true);

    page_params.realm_name_changes_disabled = false;
    page_params.server_name_changes_disabled = true;
    assert.equal(can_change_name(), false);
});

run_test("user_can_change_avatar", () => {
    const can_change_avatar = settings_data.user_can_change_avatar;

    page_params.is_admin = true;
    assert.equal(can_change_avatar(), true);

    page_params.is_admin = false;
    page_params.realm_avatar_changes_disabled = true;
    page_params.server_avatar_changes_disabled = false;
    assert.equal(can_change_avatar(), false);

    page_params.realm_avatar_changes_disabled = false;
    page_params.server_avatar_changes_disabled = false;
    assert.equal(can_change_avatar(), true);

    page_params.realm_avatar_changes_disabled = false;
    page_params.server_avatar_changes_disabled = true;
    assert.equal(can_change_avatar(), false);
});

run_test("user_can_change_logo", () => {
    const can_change_logo = settings_data.user_can_change_logo;

    page_params.is_admin = true;
    page_params.zulip_plan_is_not_limited = true;
    assert.equal(can_change_logo(), true);

    page_params.is_admin = false;
    page_params.zulip_plan_is_not_limited = false;
    assert.equal(can_change_logo(), false);

    page_params.is_admin = true;
    page_params.zulip_plan_is_not_limited = false;
    assert.equal(can_change_logo(), false);

    page_params.is_admin = false;
    page_params.zulip_plan_is_not_limited = true;
    assert.equal(can_change_logo(), false);
});

function test_policy(label, policy, validation_func) {
    run_test(label, () => {
        page_params.is_admin = true;
        page_params[policy] = settings_config.common_policy_values.by_admins_only.code;
        assert.equal(validation_func(), true);

        page_params.is_admin = false;
        assert.equal(validation_func(), false);

        page_params.is_moderator = true;
        page_params[policy] = settings_config.common_policy_values.by_moderators_only.code;
        assert.equal(validation_func(), true);

        page_params.is_moderator = false;
        assert.equal(validation_func(), false);

        page_params.is_guest = true;
        page_params[policy] = settings_config.common_policy_values.by_members.code;
        assert.equal(validation_func(), false);

        page_params.is_guest = false;
        assert.equal(validation_func(), true);

        page_params[policy] = settings_config.common_policy_values.by_full_members.code;
        page_params.user_id = 30;
        people.add_active_user(isaac);
        isaac.date_joined = new Date(Date.now());
        page_params.realm_waiting_period_threshold = 10;
        assert.equal(validation_func(), false);

        isaac.date_joined = new Date(Date.now() - 20 * 86400000);
        assert.equal(validation_func(), true);
    });
}

test_policy(
    "user_can_create_streams",
    "realm_create_stream_policy",
    settings_data.user_can_create_streams,
);
test_policy(
    "user_can_subscribe_other_users",
    "realm_invite_to_stream_policy",
    settings_data.user_can_subscribe_other_users,
);
test_policy(
    "user_can_invite_others_to_realm",
    "realm_invite_to_realm_policy",
    settings_data.user_can_invite_others_to_realm,
);
test_policy(
    "user_can_move_messages_between_streams",
    "realm_move_messages_between_streams_policy",
    settings_data.user_can_move_messages_between_streams,
);

run_test("user_can_edit_topic_of_any_message", () => {
    const can_edit_topic_of_any_message = settings_data.user_can_edit_topic_of_any_message;

    page_params.is_admin = true;
    page_params.realm_edit_topic_policy =
        settings_config.common_message_policy_values.by_admins_only.code;
    assert.equal(can_edit_topic_of_any_message(), true);

    page_params.is_admin = false;
    page_params.is_moderator = true;
    assert.equal(can_edit_topic_of_any_message(), false);

    page_params.realm_edit_topic_policy =
        settings_config.common_message_policy_values.by_moderators_only.code;
    assert.equal(can_edit_topic_of_any_message(), true);

    page_params.is_moderator = false;
    assert.equal(can_edit_topic_of_any_message(), false);

    page_params.is_guest = true;
    page_params.realm_edit_topic_policy =
        settings_config.common_message_policy_values.by_everyone.code;
    assert.equal(can_edit_topic_of_any_message(), true);

    page_params.realm_edit_topic_policy =
        settings_config.common_message_policy_values.by_members.code;
    assert.equal(can_edit_topic_of_any_message(), false);

    page_params.is_guest = false;
    assert.equal(can_edit_topic_of_any_message(), true);

    page_params.realm_edit_topic_policy =
        settings_config.common_message_policy_values.by_full_members.code;
    page_params.user_id = 30;
    people.add_active_user(isaac);
    isaac.date_joined = new Date(Date.now());
    page_params.realm_waiting_period_threshold = 10;
    assert.equal(can_edit_topic_of_any_message(), false);

    isaac.date_joined = new Date(Date.now() - 20 * 86400000);
    assert.equal(can_edit_topic_of_any_message(), true);
});