// ==========================================================================
//  Squidex Headless CMS
// ==========================================================================
//  Copyright (c) Squidex UG (haftungsbeschraenkt)
//  All rights reserved. Licensed under the MIT license.
// ==========================================================================

using System;
using System.Collections.Generic;
using Squidex.Domain.Apps.Core.HandleRules.EnrichedEvents;
using Squidex.Domain.Apps.Core.Rules;
using Squidex.Domain.Apps.Core.Rules.Triggers;
using Squidex.Infrastructure.Migrations;
using Squidex.Infrastructure.Reflection;

namespace Migrate_01.OldTriggers
{
    [TypeName(nameof(AssetChangedTrigger))]
    public sealed class AssetChangedTrigger : RuleTrigger, IMigrated<RuleTrigger>
    {
        public bool SendCreate { get; set; }

        public bool SendUpdate { get; set; }

        public bool SendRename { get; set; }

        public bool SendDelete { get; set; }

        public override T Accept<T>(IRuleTriggerVisitor<T> visitor)
        {
            throw new NotSupportedException();
        }

        public RuleTrigger Migrate()
        {
            var conditions = new List<string>();

            if (SendCreate)
            {
                conditions.Add($"event.type == '{EnrichedAssetEventType.Created}'");
            }

            if (SendUpdate)
            {
                conditions.Add($"event.type == '{EnrichedAssetEventType.Updated}'");
            }

            if (SendRename)
            {
                conditions.Add($"event.type == '{EnrichedAssetEventType.Annotated}'");
            }

            if (SendDelete)
            {
                conditions.Add($"event.type == '{EnrichedAssetEventType.Deleted}'");
            }

            var condition = string.Empty;

            if (conditions.Count == 0)
            {
                condition = "false";
            }
            else if (condition.Length < 4)
            {
                condition = string.Join(" || ", conditions);
            }

            return new AssetChangedTriggerV2 { Condition = condition };
        }
    }
}