using System;
using System.Collections.Generic;
using Newtonsoft.Json;

namespace CoreAgent.ProtocolClient.Models
{
    /// <summary>
    /// 小区配置实体，对应无线参数配置
    /// 用于存储LTE小区的各种物理层和协议层配置参数
    /// 支持JSON序列化，属性名与外部API保持一致
    /// </summary>
    public class CellConfig
    {
        /// <summary>下行天线数量</summary>
        [JsonProperty("n_antenna_dl")]
        public int NAntennaDl { get; set; }
        
        /// <summary>上行天线数量</summary>
        [JsonProperty("n_antenna_ul")]
        public int NAntennaUl { get; set; }
        
        /// <summary>下行传输层数</summary>
        [JsonProperty("n_layer_dl")]
        public int NLayerDl { get; set; }
        
        /// <summary>上行传输层数</summary>
        [JsonProperty("n_layer_ul")]
        public int NLayerUl { get; set; }
        
        /// <summary>天线增益(dB)</summary>
        [JsonProperty("gain")]
        public int Gain { get; set; }
        
        /// <summary>上行链路是否禁用</summary>
        [JsonProperty("ul_disabled")]
        public bool UlDisabled { get; set; }
        
        /// <summary>射频端口号</summary>
        [JsonProperty("rf_port")]
        public int RfPort { get; set; }
        
        /// <summary>下行QAM调制阶数</summary>
        [JsonProperty("dl_qam")]
        public int DlQam { get; set; }
        
        /// <summary>上行QAM调制阶数</summary>
        [JsonProperty("ul_qam")]
        public int UlQam { get; set; }
        
        /// <summary>物理小区标识(PCI)</summary>
        [JsonProperty("n_id_cell")]
        public int NIdCell { get; set; }
        
        /// <summary>下行资源块数量</summary>
        [JsonProperty("n_rb_dl")]
        public int NRbDl { get; set; }
        
        /// <summary>上行资源块数量</summary>
        [JsonProperty("n_rb_ul")]
        public int NRbUl { get; set; }
        
        /// <summary>下行E-UTRA绝对射频信道号</summary>
        [JsonProperty("dl_earfcn")]
        public int DlEarfcn { get; set; }
        
        /// <summary>上行E-UTRA绝对射频信道号</summary>
        [JsonProperty("ul_earfcn")]
        public int UlEarfcn { get; set; }
        
        /// <summary>LTE频段号</summary>
        [JsonProperty("band")]
        public int Band { get; set; }
        
        /// <summary>下行载波频率(Hz)</summary>
        [JsonProperty("dl_freq")]
        public long DlFreq { get; set; }
        
        /// <summary>上行载波频率(Hz)</summary>
        [JsonProperty("ul_freq")]
        public long UlFreq { get; set; }
        
        /// <summary>双工模式(FDD/TDD)</summary>
        [JsonProperty("mode")]
        public string Mode { get; set; } = string.Empty;
        
        /// <summary>PRACH序列索引</summary>
        [JsonProperty("prach_sequence_index")]
        public int PrachSequenceIndex { get; set; }
        
        /// <summary>下行循环前缀类型</summary>
        [JsonProperty("dl_cyclic_prefix")]
        public string DlCyclicPrefix { get; set; } = string.Empty;
        
        /// <summary>上行循环前缀类型</summary>
        [JsonProperty("ul_cyclic_prefix")]
        public string UlCyclicPrefix { get; set; } = string.Empty;
        
        /// <summary>PRACH配置索引</summary>
        [JsonProperty("prach_config_index")]
        public int PrachConfigIndex { get; set; }
        
        /// <summary>PRACH频域偏移</summary>
        [JsonProperty("prach_freq_offset")]
        public int PrachFreqOffset { get; set; }
        
        /// <summary>PUCCH delta shift参数</summary>
        [JsonProperty("delta_pucch_shift")]
        public int DeltaPucchShift { get; set; }
        
        /// <summary>CQI报告的资源块数量</summary>
        [JsonProperty("n_rb_cqi")]
        public int NRbCqi { get; set; }
        
        /// <summary>循环移位天线端口数量</summary>
        [JsonProperty("n_cs_an")]
        public int NCsAn { get; set; }
        
        /// <summary>PUCCH资源配置列表</summary>
        [JsonProperty("pucch_allocation")]
        public List<PucchAllocation> PucchAllocation { get; set; } = new();
        
        /// <summary>PUCCH ACK/NACK起始位置</summary>
        [JsonProperty("pucch_ack_nack_start")]
        public int PucchAckNackStart { get; set; }
        
        /// <summary>PUCCH保留资源块列表</summary>
        [JsonProperty("pucch_reserved_rbs")]
        public List<int> PucchReservedRbs { get; set; } = new();
        
        /// <summary>调度请求(SR)资源数量</summary>
        [JsonProperty("sr_resource_count")]
        public int SrResourceCount { get; set; }
        
        /// <summary>CQI资源数量</summary>
        [JsonProperty("cqi_resource_count")]
        public int CqiResourceCount { get; set; }
        
        /// <summary>SRS资源配置</summary>
        [JsonProperty("srs_resources")]
        public SrsResources SrsResources { get; set; } = new();
        
        /// <summary>保证比特率(GBR)配置</summary>
        [JsonProperty("gbr")]
        public GbrConfig Gbr { get; set; } = new();
        
        /// <summary>跟踪区域码(TAC)</summary>
        [JsonProperty("tac")]
        public int Tac { get; set; }
        
        /// <summary>公共陆地移动网络(PLMN)列表</summary>
        [JsonProperty("plmn_list")]
        public List<PlmnItem> PlmnList { get; set; } = new();
    }

    /// <summary>
    /// PUCCH资源配置结构
    /// 定义物理上行控制信道的资源配置参数
    /// </summary>
    public class PucchAllocation
    {
        /// <summary>PUCCH格式类型</summary>
        [JsonProperty("type")]
        public string Type { get; set; } = string.Empty;
        
        /// <summary>分配的资源块数量</summary>
        [JsonProperty("rbs")]
        public int Rbs { get; set; }
        
        /// <summary>PUCCH参数n</summary>
        [JsonProperty("n")]
        public int N { get; set; }
    }

    /// <summary>
    /// SRS资源配置结构
    /// 定义探测参考信号的资源配置参数
    /// </summary>
    public class SrsResources
    {
        /// <summary>频域偏移</summary>
        [JsonProperty("offsets")]
        public int Offsets { get; set; }
        
        /// <summary>频点数量</summary>
        [JsonProperty("freqs")]
        public int Freqs { get; set; }
        
        /// <summary>总资源数量</summary>
        [JsonProperty("total")]
        public int Total { get; set; }
    }

    /// <summary>
    /// 保证比特率(GBR)配置结构
    /// 定义服务质量相关的比特率限制
    /// </summary>
    public class GbrConfig
    {
        /// <summary>下行速率限制(bps)</summary>
        [JsonProperty("dl_limit")]
        public int DlLimit { get; set; }
        
        /// <summary>上行速率限制(bps)</summary>
        [JsonProperty("ul_limit")]
        public int UlLimit { get; set; }
    }

    /// <summary>
    /// PLMN配置项
    /// 定义公共陆地移动网络的配置信息
    /// </summary>
    public class PlmnItem
    {
        /// <summary>PLMN编码(MCC+MNC)</summary>
        [JsonProperty("plmn")]
        public string Plmn { get; set; } = string.Empty;
        
        /// <summary>是否为保留PLMN</summary>
        [JsonProperty("reserved")]
        public bool Reserved { get; set; }
    }
}