IOTCloudService.cs
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using HHECS.BllModel;
using HHECS.DAQShared.Dto;
using HHECS.DAQShared.Models;
using HHECS.DAQWebClient.Model;
using HHECS.DAQWebClient.Models;
using System.IO.Compression;
using System.Net.Http.Headers;
using System.Text;
using System.Text.Json;
namespace HHECS.DAQWebClient.Services
{
public class IOTCloudService
{
private readonly IHttpClientFactory _httpClientFactory;
private readonly CommonService _commonService;
private readonly IFreeSql _freeSql;
private readonly JsonSerializerOptions jsonSerializeOptions = new JsonSerializerOptions
{
PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
PropertyNameCaseInsensitive = true
};
private readonly JsonSerializerOptions jsonDeserializeOptions = new JsonSerializerOptions
{
PropertyNameCaseInsensitive = true
};
public IOTCloudService(IHttpClientFactory httpClientFactory, CommonService commonService, IFreeSql freeSql)
{
_httpClientFactory = httpClientFactory;
_commonService = commonService;
_freeSql = freeSql;
}
private HttpClient InitialHttpClient()
{
var client = _httpClientFactory.CreateClient();
var clientId = _freeSql.Queryable<LocalConfig>().Where(x => x.Code == ConfigType.ClientId.ToString()).First(x => x.Value);
var urlConfig = string.Empty;
if (_commonService.IsProductionEnvironment)
{
urlConfig = _freeSql.Queryable<LocalConfig>().Where(x => x.Code == ConfigType.IOTCloundAPI.ToString()).First(x => x.Value);
}
else
{
urlConfig = _freeSql.Queryable<LocalConfig>().Where(x => x.Code == ConfigType.IOTCloundDevelopmentAPI.ToString()).First(x => x.Value);
}
client.DefaultRequestHeaders.Add("Accept", "application/json");
client.DefaultRequestHeaders.Add("User-Agent", "HHECS.DAQClient");
client.DefaultRequestHeaders.Add("ClientId", clientId);
client.BaseAddress = new Uri(urlConfig);
return client;
}
/// <summary>
/// 推送设备实时数据
/// </summary>
/// <param name="equipmentDataQueues"></param>
public async Task<BllResult> SendEquipmentDataAsync(IEnumerable<EquipmentDataQueue> equipmentDataQueues)
{
try
{
using var client = InitialHttpClient();
var data = equipmentDataQueues.Select(x => new EquipmentDataDto
{
Plmeid = x.Id == Guid.Empty ? Guid.NewGuid() : x.Id,
EquipmentSN = x.EquipmentCode,
Reported = JsonSerializer.Deserialize<List<TagItemDto>>(x.Reported)!,
Version = x.Version,
Timestamp = x.SourceTimestamp,
}).ToList();
var json = JsonSerializer.Serialize(data, jsonSerializeOptions);
var compressedData = CompressString(json);
var content = new ByteArrayContent(compressedData);
// 设置请求头，指明内容是GZip压缩的
content.Headers.ContentType = new MediaTypeHeaderValue("application/json");
if (!content.Headers.ContentEncoding.Contains("gzip"))
{
content.Headers.ContentEncoding.Add("gzip");
}
var result = await client.PostAsync("Api/Equipment/SendEquipmentData", content);
var resultContent = await result.Content.ReadAsStringAsync();
if (result.IsSuccessStatusCode)
{
return JsonSerializer.Deserialize<BllResult>(resultContent, jsonDeserializeOptions)!;
}
if (string.IsNullOrEmpty(resultContent))
{
resultContent = result.ReasonPhrase;
}
return BllResultFactory.Error($"推送失败：{resultContent}");
}
catch (Exception ex)
{
return BllResultFactory.Error(ex.Message);
}
}
/// <summary>
/// 推送某一时间段的数据
/// </summary>
/// <param name="equipmentDataQueues"></param>
/// <returns></returns>
public async Task<BllResult> SendEquipmentDataV2Async(IEnumerable<EquipmentDataQueue> equipmentDataQueues)
{
try
{
using var client = InitialHttpClient();
var data = equipmentDataQueues.Select(x => new EquipmentDataV2Dto
{
Plmeid = x.Id,
EquipmentSN = x.EquipmentCode,
Reported = JsonSerializer.Deserialize<List<TagItemDto>>(x.Reported)!,
Version = x.Version,
TimestampStart = x.SourceTimestamp,
TimestampEnd = (long)(x.SourceTimestamp + (x.Updated!.Value - x.Created!.Value).TotalMilliseconds),
});
var json = JsonSerializer.Serialize(data, jsonSerializeOptions);
var compressedData = CompressString(json);
var content = new ByteArrayContent(compressedData);
// 设置请求头，指明内容是GZip压缩的
content.Headers.ContentType = new MediaTypeHeaderValue("application/json");
if (!content.Headers.ContentEncoding.Contains("gzip"))
{
content.Headers.ContentEncoding.Add("gzip");
}
var result = await client.PostAsync("Api/Equipment/SendEquipmentDataV2", content);
var resultContent = await result.Content.ReadAsStringAsync();
if (result.IsSuccessStatusCode)
{
return JsonSerializer.Deserialize<BllResult>(resultContent, jsonDeserializeOptions)!;
}
if (string.IsNullOrEmpty(resultContent))
{
resultContent = result.ReasonPhrase;
}
return BllResultFactory.Error($"推送失败：{resultContent}");
}
catch (Exception ex)
{
return BllResultFactory.Error(ex.Message);
}
}
public async Task<BllResult> UpdateClientStatusAsync(Guid clientId)
{
try
{
using var client = InitialHttpClient();
var data = new
{
ClientId = clientId,
};
var json = JsonSerializer.Serialize(data, jsonSerializeOptions);
var compressedData = CompressString(json);
var temp = DecompressString(compressedData);
var content = new ByteArrayContent(compressedData);
// 设置请求头，指明内容是GZip压缩的
content.Headers.ContentType = new MediaTypeHeaderValue("application/json");
if (!content.Headers.ContentEncoding.Contains("gzip"))
{
content.Headers.ContentEncoding.Add("gzip");
}
var result = await client.PostAsync("Api/Equipment/UpdateClientStatus", content);
var resultContent = await result.Content.ReadAsStringAsync();
if (result.IsSuccessStatusCode)
{
return JsonSerializer.Deserialize<BllResult>(resultContent, jsonDeserializeOptions)!;
}
if (string.IsNullOrEmpty(resultContent))
{
resultContent = result.ReasonPhrase;
}
return BllResultFactory.Error($"推送失败：{resultContent}");
}
catch (Exception ex)
{
return BllResultFactory.Error(ex.Message);
}
}
/// <summary>
/// 获取基础配置数据
/// </summary>
/// <param name="clientId"></param>
/// <returns></returns>
public async Task<BllResult<List<EquipmentType>>> GetClientEquipmentDataAsync(Guid clientId)
{
try
{
using var client = InitialHttpClient();
if (!client.DefaultRequestHeaders.AcceptEncoding.Any(encoding => encoding.Value == "gzip"))
{
client.DefaultRequestHeaders.AcceptEncoding.Add(new StringWithQualityHeaderValue("gzip"));
}
var result = await client.GetAsync($"Api/Equipment/GetClientEquipmentData?clientId={clientId}");
var resultContentBytes = await result.Content.ReadAsByteArrayAsync();
var resultContent = DecompressString(resultContentBytes);
if (result.IsSuccessStatusCode)
{
return JsonSerializer.Deserialize<BllResult<List<EquipmentType>>>(resultContent, jsonDeserializeOptions)!;
}
if (string.IsNullOrEmpty(resultContent))
{
resultContent = result.ReasonPhrase;
}
return BllResultFactory.Error<List<EquipmentType>>(resultContent!);
}
catch (Exception ex)
{
return BllResultFactory.Error<List<EquipmentType>>(ex.Message);
}
}
/// <summary>
/// 数据压缩
/// </summary>
/// <param name="text"></param>
/// <returns></returns>
private static byte[] CompressString(string text)
{
byte[] buffer = Encoding.UTF8.GetBytes(text);
using var memoryStream = new MemoryStream();
using (var gZipStream = new GZipStream(memoryStream, CompressionMode.Compress, true))
{
gZipStream.Write(buffer, 0, buffer.Length);
}
return memoryStream.ToArray();
}
/// <summary>
/// 数据解压缩
/// </summary>
/// <param name="gzip"></param>
/// <returns></returns>
private static string DecompressString(byte[] gzip)
{
using var memoryStream = new MemoryStream(gzip);
using var gZipStream = new GZipStream(memoryStream, CompressionMode.Decompress);
using var streamReader = new StreamReader(gZipStream, Encoding.UTF8);
return streamReader.ReadToEnd();
}
}
}