// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.

namespace WixToolset.Data.Bind
{
    using SimpleJson;

    /// <summary>
    /// Bind variable.
    /// </summary>
    public sealed class BindVariable
    {
        /// <summary>
        /// Gets or sets the source line number.
        /// </summary>
        public SourceLineNumber SourceLineNumbers { get; set; }

        /// <summary>
        /// Gets or sets the variable identifier.
        /// </summary>
        /// <value>The variable identifier.</value>
        public string Id { get; set; }

        /// <summary>
        /// Gets or sets the variable's value.
        /// </summary>
        /// <value>The variable's value.</value>
        public string Value { get; set; }

        /// <summary>
        /// Gets or sets whether this variable is overridable.
        /// </summary>
        /// <value>Whether this variable is overridable.</value>
        public bool Overridable { get; set; }

        internal JsonObject Serialize()
        {
            var jsonObject = new JsonObject
            {
                { "name", this.Id },
            };

            jsonObject.AddIsNotNullOrEmpty("value", this.Value);
            jsonObject.AddNonDefaultValue("overridable", this.Overridable, false);
            jsonObject.AddNonDefaultValue("ln", this.SourceLineNumbers?.Serialize());

            return jsonObject;
        }

        internal static BindVariable Deserialize(JsonObject jsonObject)
        {
            var variable = new BindVariable()
            {
                Id = jsonObject.GetValueOrDefault<string>("name"),
                Value = jsonObject.GetValueOrDefault<string>("value"),
                Overridable = jsonObject.GetValueOrDefault("overridable", false),
                SourceLineNumbers = jsonObject.GetValueOrDefault<SourceLineNumber>("ln")
            };

            return variable;
        }
    }
}