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using XenAdmin.Alerts;
using XenAdmin.Core;
using XenAdmin.Network;
using XenAPI;


namespace XenAdmin.Actions
{
    public class PerfmonOptionsDefinitionAction : AsyncAction
    {
        private readonly Pool pool;
        private readonly PerfmonOptionsDefinition perfmonOptions;

        public PerfmonOptionsDefinitionAction(IXenConnection connection, PerfmonOptionsDefinition perfmonOptions, bool suppressHistory)
            : base(connection, Messages.ACTION_CHANGE_EMAIL_OPTIONS, suppressHistory)
        {
            this.perfmonOptions = perfmonOptions;
            pool = Helpers.GetPoolOfOne(connection);
            Description = string.Format(Messages.ACTION_CHANGING_EMAIL_OPTIONS_FOR, pool);

            ApiMethodsToRoleCheck.AddWithKey("pool.remove_from_other_config", PerfmonOptionsDefinition.MAIL_DESTINATION_KEY_NAME);
            ApiMethodsToRoleCheck.AddWithKey("pool.remove_from_other_config", PerfmonOptionsDefinition.SMTP_MAILHUB_KEY_NAME);
            ApiMethodsToRoleCheck.AddWithKey("pool.remove_from_other_config", PerfmonOptionsDefinition.MAIL_LANGUAGE_KEY_NAME);

            if (perfmonOptions != null)
            {
                ApiMethodsToRoleCheck.AddWithKey("pool.add_to_other_config", PerfmonOptionsDefinition.MAIL_DESTINATION_KEY_NAME);
                ApiMethodsToRoleCheck.AddWithKey("pool.add_to_other_config", PerfmonOptionsDefinition.SMTP_MAILHUB_KEY_NAME);
                
                if (perfmonOptions.MailLanguageCode != null)
                    ApiMethodsToRoleCheck.AddWithKey("pool.add_to_other_config", PerfmonOptionsDefinition.MAIL_LANGUAGE_KEY_NAME);
            }
        }

        protected override void Run()
        {
            if (pool == null)
                return;

            Pool.remove_from_other_config(Session, pool.opaque_ref, PerfmonOptionsDefinition.MAIL_DESTINATION_KEY_NAME);

            if (perfmonOptions != null)
                Pool.add_to_other_config(Session, pool.opaque_ref, PerfmonOptionsDefinition.MAIL_DESTINATION_KEY_NAME, perfmonOptions.MailDestination);

            Pool.remove_from_other_config(Session, pool.opaque_ref, PerfmonOptionsDefinition.SMTP_MAILHUB_KEY_NAME);
            
            if (perfmonOptions != null)
                Pool.add_to_other_config(Session, pool.opaque_ref, PerfmonOptionsDefinition.SMTP_MAILHUB_KEY_NAME, perfmonOptions.MailHub);

            Pool.remove_from_other_config(Session, pool.opaque_ref, PerfmonOptionsDefinition.MAIL_LANGUAGE_KEY_NAME);

            if (perfmonOptions?.MailLanguageCode != null)
                Pool.add_to_other_config(Session, pool.opaque_ref, PerfmonOptionsDefinition.MAIL_LANGUAGE_KEY_NAME, perfmonOptions.MailLanguageCode);
        }
    }
}