using System.Collections.Generic;
using System.Linq;

namespace Umbraco.Core.Models
{
    public class ContentDataIntegrityReport
    {
        public ContentDataIntegrityReport(IReadOnlyDictionary<int, ContentDataIntegrityReportEntry> detectedIssues)
        {
            DetectedIssues = detectedIssues;
        }

        public bool Ok => DetectedIssues.Count == 0 || DetectedIssues.Count == DetectedIssues.Values.Count(x => x.Fixed);

        public IReadOnlyDictionary<int, ContentDataIntegrityReportEntry> DetectedIssues { get; }

        public IReadOnlyDictionary<int, ContentDataIntegrityReportEntry> FixedIssues
            => DetectedIssues.Where(x => x.Value.Fixed).ToDictionary(x => x.Key, x => x.Value);

        public enum IssueType
        {
            /// <summary>
            /// The item's level and path are inconsistent with it's parent's path and level
            /// </summary>
            InvalidPathAndLevelByParentId,

            /// <summary>
            /// The item's path doesn't contain all required parts
            /// </summary>
            InvalidPathEmpty,

            /// <summary>
            /// The item's path parts are inconsistent with it's level value
            /// </summary>
            InvalidPathLevelMismatch,

            /// <summary>
            /// The item's path does not end with it's own ID
            /// </summary>
            InvalidPathById,

            /// <summary>
            /// The item's path does not have it's parent Id as the 2nd last entry
            /// </summary>
            InvalidPathByParentId,
        }
    }
}