using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.Json.Serialization;

namespace GeViSetEditor.Core.Models
{
    /// <summary>
    /// Complete representation of a .set file with full structure
    /// Supports JSON serialization and round-trip conversion
    /// </summary>
    public class SetFileComplete
    {
        [JsonPropertyName("version")]
        public string Version { get; set; } = "1.0";

        [JsonPropertyName("fileSize")]
        public int FileSize { get; set; }

        [JsonPropertyName("headerNullByte")]
        public bool HeaderNullByte { get; set; }

        [JsonPropertyName("header")]
        public string Header { get; set; } = "";

        [JsonPropertyName("sections")]
        public List<SectionComplete> Sections { get; set; } = new();

        /// <summary>
        /// Original raw data (not serialized to JSON)
        /// </summary>
        [JsonIgnore]
        public byte[] RawData { get; set; }

        /// <summary>
        /// Get statistics about the configuration
        /// </summary>
        [JsonIgnore]
        public ConfigStatisticsComplete Statistics => new ConfigStatisticsComplete
        {
            TotalSections = Sections.Count,
            TotalItems = Sections.Sum(s => s.Items.Count),
            TotalRules = Sections.Sum(s => s.Rules.Count),
            TotalActions = Sections.Sum(s => s.Rules.Sum(r => r.Actions.Count)),
            SectionTypes = Sections.GroupBy(s => s.Name)
                .ToDictionary(g => g.Key, g => g.Count())
        };
    }

    /// <summary>
    /// Complete section with all items and rules
    /// </summary>
    public class SectionComplete
    {
        [JsonPropertyName("name")]
        public string Name { get; set; } = "";

        [JsonPropertyName("fileOffset")]
        public int FileOffset { get; set; }

        [JsonPropertyName("fileEndOffset")]
        public int FileEndOffset { get; set; }

        [JsonPropertyName("items")]
        public List<ConfigItemComplete> Items { get; set; } = new();

        [JsonPropertyName("rules")]
        public List<ActionRuleComplete> Rules { get; set; } = new();

        [JsonIgnore]
        public int ByteSize => FileEndOffset - FileOffset;
    }

    /// <summary>
    /// Configuration item (key-value pair)
    /// </summary>
    public class ConfigItemComplete
    {
        [JsonPropertyName("key")]
        public string Key { get; set; } = "";

        [JsonPropertyName("value")]
        public object Value { get; set; }

        [JsonPropertyName("valueType")]
        public string ValueType { get; set; } = "";

        [JsonPropertyName("fileOffset")]
        public int FileOffset { get; set; }
    }

    /// <summary>
    /// Action rule (trigger → actions)
    /// </summary>
    public class ActionRuleComplete
    {
        [JsonPropertyName("id")]
        public int RuleId { get; set; }

        [JsonPropertyName("fileOffset")]
        public int FileOffset { get; set; }

        [JsonPropertyName("triggers")]
        public Dictionary<string, bool> Triggers { get; set; } = new();

        [JsonPropertyName("actions")]
        public List<string> Actions { get; set; } = new();

        [JsonPropertyName("metadata")]
        public Dictionary<string, object> Metadata { get; set; } = new();
    }

    /// <summary>
    /// Configuration statistics (Complete parser version)
    /// </summary>
    public class ConfigStatisticsComplete
    {
        [JsonPropertyName("totalSections")]
        public int TotalSections { get; set; }

        [JsonPropertyName("totalItems")]
        public int TotalItems { get; set; }

        [JsonPropertyName("totalRules")]
        public int TotalRules { get; set; }

        [JsonPropertyName("totalActions")]
        public int TotalActions { get; set; }

        [JsonPropertyName("sectionTypes")]
        public Dictionary<string, int> SectionTypes { get; set; } = new();
    }
}