/*
 * Copyright 2016 Game Server Services, Inc. or its affiliates. All Rights
 * Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * or in the "license" file accompanying this file. This file is distributed
 * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied. See the License for the specific language governing
 * permissions and limitations under the License.
 */
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;
using Gs2.Core.Model;
using Gs2.Util.LitJson;
#if UNITY_2017_1_OR_NEWER
using UnityEngine.Scripting;
#endif

namespace Gs2.Gs2Experience.Model
{

#if UNITY_2017_1_OR_NEWER
	[Preserve]
#endif
	public partial class Threshold : IComparable
	{
        public string Metadata { set; get; }
        public long[] Values { set; get; }
        public Threshold WithMetadata(string metadata) {
            this.Metadata = metadata;
            return this;
        }
        public Threshold WithValues(long[] values) {
            this.Values = values;
            return this;
        }

#if UNITY_2017_1_OR_NEWER
    	[Preserve]
#endif
        public static Threshold FromJson(JsonData data)
        {
            if (data == null) {
                return null;
            }
            return new Threshold()
                .WithMetadata(!data.Keys.Contains("metadata") || data["metadata"] == null ? null : data["metadata"].ToString())
                .WithValues(!data.Keys.Contains("values") || data["values"] == null || !data["values"].IsArray ? null : data["values"].Cast<JsonData>().Select(v => {
                    return (v.ToString().Contains(".") ? (long)double.Parse(v.ToString()) : long.Parse(v.ToString()));
                }).ToArray());
        }

        public JsonData ToJson()
        {
            JsonData valuesJsonData = null;
            if (Values != null && Values.Length > 0)
            {
                valuesJsonData = new JsonData();
                foreach (var value in Values)
                {
                    valuesJsonData.Add(value);
                }
            }
            return new JsonData {
                ["metadata"] = Metadata,
                ["values"] = valuesJsonData,
            };
        }

        public void WriteJson(JsonWriter writer)
        {
            writer.WriteObjectStart();
            if (Metadata != null) {
                writer.WritePropertyName("metadata");
                writer.Write(Metadata.ToString());
            }
            if (Values != null) {
                writer.WritePropertyName("values");
                writer.WriteArrayStart();
                foreach (var value in Values)
                {
                    writer.Write((value.ToString().Contains(".") ? (long)double.Parse(value.ToString()) : long.Parse(value.ToString())));
                }
                writer.WriteArrayEnd();
            }
            writer.WriteObjectEnd();
        }

        public int CompareTo(object obj)
        {
            var other = obj as Threshold;
            var diff = 0;
            if (Metadata == null && Metadata == other.Metadata)
            {
                // null and null
            }
            else
            {
                diff += Metadata.CompareTo(other.Metadata);
            }
            if (Values == null && Values == other.Values)
            {
                // null and null
            }
            else
            {
                diff += Values.Length - other.Values.Length;
                for (var i = 0; i < Values.Length; i++)
                {
                    diff += (int)(Values[i] - other.Values[i]);
                }
            }
            return diff;
        }

        public void Validate() {
            {
                if (Metadata.Length > 2048) {
                    throw new Gs2.Core.Exception.BadRequestException(new [] {
                        new RequestError("threshold", "experience.threshold.metadata.error.tooLong"),
                    });
                }
            }
            {
                if (Values.Length < 1) {
                    throw new Gs2.Core.Exception.BadRequestException(new [] {
                        new RequestError("threshold", "experience.threshold.values.error.tooFew"),
                    });
                }
                if (Values.Length > 10000) {
                    throw new Gs2.Core.Exception.BadRequestException(new [] {
                        new RequestError("threshold", "experience.threshold.values.error.tooMany"),
                    });
                }
            }
        }

        public object Clone() {
            return new Threshold {
                Metadata = Metadata,
                Values = Values?.Clone() as long[],
            };
        }
    }
}