2022-01-26 10:43:08 +00:00
|
|
|
using ConfigurationManager = System.Configuration.ConfigurationManager;
|
|
|
|
using ConfigurationSection = System.Configuration.ConfigurationSection;
|
2020-08-27 14:01:37 +00:00
|
|
|
|
2022-02-15 11:52:43 +00:00
|
|
|
namespace ASC.Core.Common.Billing;
|
|
|
|
|
|
|
|
[Singletone]
|
|
|
|
public class CouponManager
|
2020-10-19 15:53:15 +00:00
|
|
|
{
|
2022-02-15 11:52:43 +00:00
|
|
|
private IEnumerable<AvangateProduct> _products;
|
2022-02-15 12:30:54 +00:00
|
|
|
private readonly IHttpClientFactory _clientFactory;
|
2022-02-15 11:52:43 +00:00
|
|
|
private IEnumerable<string> _groups;
|
|
|
|
private readonly int _percent;
|
|
|
|
private readonly int _schedule;
|
|
|
|
private readonly string _vendorCode;
|
|
|
|
private readonly byte[] _secret;
|
|
|
|
private readonly Uri _baseAddress;
|
|
|
|
private readonly string _apiVersion;
|
|
|
|
private readonly SemaphoreSlim _semaphoreSlim;
|
|
|
|
private readonly ILog _logger;
|
|
|
|
|
|
|
|
public CouponManager(IOptionsMonitor<ILog> option, IHttpClientFactory clientFactory)
|
|
|
|
{
|
|
|
|
_semaphoreSlim = new SemaphoreSlim(1, 1);
|
|
|
|
_logger = option.CurrentValue;
|
2022-02-15 12:30:54 +00:00
|
|
|
_clientFactory = clientFactory;
|
2022-02-15 11:52:43 +00:00
|
|
|
|
|
|
|
try
|
2022-01-11 15:37:19 +00:00
|
|
|
{
|
2022-02-15 11:52:43 +00:00
|
|
|
var cfg = (AvangateCfgSectionHandler)ConfigurationManager.GetSection("avangate");
|
|
|
|
_secret = Encoding.UTF8.GetBytes(cfg.Secret);
|
|
|
|
_vendorCode = cfg.Vendor;
|
|
|
|
_percent = cfg.Percent;
|
|
|
|
_schedule = cfg.Schedule;
|
|
|
|
_baseAddress = new Uri(cfg.BaseAddress);
|
|
|
|
_apiVersion = "/rest/" + cfg.ApiVersion.TrimStart('/');
|
|
|
|
_groups = (cfg.Groups ?? "").Split(',', '|', ' ');
|
|
|
|
}
|
|
|
|
catch (Exception e)
|
|
|
|
{
|
|
|
|
_secret = Encoding.UTF8.GetBytes("");
|
|
|
|
_vendorCode = "";
|
|
|
|
_percent = AvangateCfgSectionHandler.DefaultPercent;
|
|
|
|
_schedule = AvangateCfgSectionHandler.DefaultShedule;
|
|
|
|
_baseAddress = new Uri(AvangateCfgSectionHandler.DefaultAdress);
|
|
|
|
_apiVersion = AvangateCfgSectionHandler.DefaultApiVersion;
|
|
|
|
_groups = new List<string>();
|
|
|
|
_logger.Fatal(e);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
public string CreateCoupon(TenantManager tenantManager)
|
|
|
|
{
|
|
|
|
return CreatePromotionAsync(tenantManager).Result;
|
|
|
|
}
|
|
|
|
|
|
|
|
private async Task<string> CreatePromotionAsync(TenantManager tenantManager)
|
|
|
|
{
|
|
|
|
try
|
|
|
|
{
|
|
|
|
using var httpClient = PrepaireClient();
|
|
|
|
using var content = new StringContent(await Promotion.GeneratePromotion(_logger, this, tenantManager, _percent, _schedule), Encoding.Default, "application/json");
|
|
|
|
using var response = await httpClient.PostAsync($"{_apiVersion}/promotions/", content);
|
|
|
|
if (!response.IsSuccessStatusCode)
|
|
|
|
{
|
|
|
|
throw new Exception(response.ReasonPhrase);
|
|
|
|
}
|
|
|
|
|
|
|
|
var result = await response.Content.ReadAsStringAsync();
|
|
|
|
await Task.Delay(1000 - DateTime.UtcNow.Millisecond); // otherwise authorize exception
|
|
|
|
var createdPromotion = JsonConvert.DeserializeObject<Promotion>(result);
|
|
|
|
return createdPromotion.Coupon.Code;
|
|
|
|
}
|
|
|
|
catch (Exception ex)
|
|
|
|
{
|
|
|
|
_logger.Error(ex.Message, ex);
|
|
|
|
throw;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
internal Task<IEnumerable<AvangateProduct>> GetProducts()
|
|
|
|
{
|
|
|
|
return _products != null ? Task.FromResult(_products) : InternalGetProducts();
|
|
|
|
}
|
|
|
|
|
|
|
|
private async Task<IEnumerable<AvangateProduct>> InternalGetProducts()
|
|
|
|
{
|
|
|
|
await _semaphoreSlim.WaitAsync();
|
|
|
|
|
|
|
|
if (_products != null)
|
|
|
|
{
|
|
|
|
_semaphoreSlim.Release();
|
|
|
|
|
|
|
|
return _products;
|
|
|
|
}
|
|
|
|
|
|
|
|
try
|
|
|
|
{
|
|
|
|
using var httpClient = PrepaireClient();
|
|
|
|
using var response = await httpClient.GetAsync($"{_apiVersion}/products/?Limit=1000&Enabled=true");
|
|
|
|
if (!response.IsSuccessStatusCode)
|
|
|
|
{
|
|
|
|
throw new Exception(response.ReasonPhrase);
|
|
|
|
}
|
|
|
|
|
|
|
|
var result = await response.Content.ReadAsStringAsync();
|
|
|
|
_logger.Debug(result);
|
|
|
|
|
|
|
|
var products = JsonConvert.DeserializeObject<List<AvangateProduct>>(result);
|
|
|
|
products = products.Where(r => r.ProductGroup != null && _groups.Contains(r.ProductGroup.Code)).ToList();
|
|
|
|
|
|
|
|
return _products = products;
|
|
|
|
}
|
|
|
|
catch (Exception ex)
|
|
|
|
{
|
|
|
|
_logger.Error(ex.Message, ex);
|
|
|
|
|
|
|
|
throw;
|
|
|
|
}
|
|
|
|
finally
|
|
|
|
{
|
|
|
|
_semaphoreSlim.Release();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
private HttpClient PrepaireClient()
|
|
|
|
{
|
|
|
|
const string applicationJson = "application/json";
|
|
|
|
|
2022-02-15 12:30:54 +00:00
|
|
|
var httpClient = _clientFactory.CreateClient();
|
2022-02-15 11:52:43 +00:00
|
|
|
httpClient.BaseAddress = _baseAddress;
|
|
|
|
httpClient.Timeout = TimeSpan.FromMinutes(3);
|
|
|
|
|
|
|
|
httpClient.DefaultRequestHeaders.TryAddWithoutValidation("accept", applicationJson);
|
|
|
|
httpClient.DefaultRequestHeaders.TryAddWithoutValidation("Content-Type", applicationJson);
|
|
|
|
httpClient.DefaultRequestHeaders.TryAddWithoutValidation("X-Avangate-Authentication", CreateAuthHeader());
|
|
|
|
|
|
|
|
return httpClient;
|
|
|
|
}
|
|
|
|
|
|
|
|
private string CreateAuthHeader()
|
|
|
|
{
|
|
|
|
using var hmac = new HMACMD5(_secret);
|
|
|
|
var date = DateTime.UtcNow.ToString("yyyy-MM-dd HH:mm:ss");
|
|
|
|
var hash = _vendorCode.Length + _vendorCode + date.Length + date;
|
|
|
|
var data = hmac.ComputeHash(Encoding.UTF8.GetBytes(hash));
|
|
|
|
|
|
|
|
var sBuilder = new StringBuilder();
|
|
|
|
foreach (var t in data)
|
|
|
|
{
|
|
|
|
sBuilder.Append(t.ToString("x2"));
|
|
|
|
}
|
|
|
|
|
|
|
|
var stringBuilder = new StringBuilder();
|
|
|
|
stringBuilder.Append($"code='{_vendorCode}' ");
|
|
|
|
stringBuilder.Append($"date='{date}' ");
|
|
|
|
stringBuilder.Append($"hash='{sBuilder}'");
|
|
|
|
|
|
|
|
return stringBuilder.ToString();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
class Promotion
|
|
|
|
{
|
|
|
|
public string Code { get; set; }
|
|
|
|
public string Name { get; set; }
|
|
|
|
public string Type { get; set; }
|
|
|
|
public string StartDate { get; set; }
|
|
|
|
public string EndDate { get; set; }
|
|
|
|
public bool Enabled { get; set; }
|
|
|
|
public int MaximumOrdersNumber { get; set; }
|
|
|
|
public bool InstantDiscount { get; set; }
|
|
|
|
public string ChannelType { get; set; }
|
|
|
|
public string ApplyRecurring { get; set; }
|
|
|
|
public Coupon Coupon { get; set; }
|
|
|
|
public Discount Discount { get; set; }
|
|
|
|
public IEnumerable<CouponProduct> Products { get; set; }
|
|
|
|
public int PublishToAffiliatesNetwork { get; set; }
|
|
|
|
public int AutoApply { get; set; }
|
|
|
|
|
|
|
|
public static async Task<string> GeneratePromotion(ILog log, CouponManager couponManager, TenantManager tenantManager, int percent, int schedule)
|
|
|
|
{
|
|
|
|
try
|
|
|
|
{
|
|
|
|
var tenant = tenantManager.GetCurrentTenant();
|
|
|
|
var startDate = DateTime.UtcNow.Date;
|
|
|
|
var endDate = startDate.AddDays(schedule);
|
|
|
|
var code = tenant.Alias;
|
|
|
|
|
|
|
|
var promotion = new Promotion
|
|
|
|
{
|
|
|
|
Type = "REGULAR",
|
|
|
|
Enabled = true,
|
|
|
|
MaximumOrdersNumber = 1,
|
|
|
|
InstantDiscount = false,
|
|
|
|
ChannelType = "ECOMMERCE",
|
|
|
|
ApplyRecurring = "NONE",
|
|
|
|
PublishToAffiliatesNetwork = 0,
|
|
|
|
AutoApply = 0,
|
|
|
|
|
|
|
|
StartDate = startDate.ToString("yyyy-MM-dd"),
|
|
|
|
EndDate = endDate.ToString("yyyy-MM-dd"),
|
|
|
|
Name = string.Format("{0} {1}% off", code, percent),
|
|
|
|
Coupon = new Coupon { Type = "SINGLE", Code = code },
|
|
|
|
Discount = new Discount { Type = "PERCENT", Value = percent },
|
|
|
|
Products = (await couponManager.GetProducts()).Select(r => new CouponProduct { Code = r.ProductCode })
|
|
|
|
|
|
|
|
};
|
|
|
|
|
|
|
|
return JsonConvert.SerializeObject(promotion);
|
|
|
|
}
|
|
|
|
catch (Exception ex)
|
|
|
|
{
|
|
|
|
log.Error(ex.Message, ex);
|
|
|
|
|
|
|
|
throw;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
class Coupon
|
|
|
|
{
|
|
|
|
public string Type { get; set; }
|
|
|
|
public string Code { get; set; }
|
|
|
|
}
|
|
|
|
|
|
|
|
class Discount
|
|
|
|
{
|
|
|
|
public string Type { get; set; }
|
|
|
|
public int Value { get; set; }
|
|
|
|
}
|
|
|
|
|
|
|
|
class AvangateProduct
|
|
|
|
{
|
|
|
|
public string ProductCode { get; set; }
|
|
|
|
public string ProductName { get; set; }
|
|
|
|
public AvangateProductGroup ProductGroup { get; set; }
|
|
|
|
}
|
|
|
|
|
|
|
|
class AvangateProductGroup
|
|
|
|
{
|
|
|
|
public string Name { get; set; }
|
|
|
|
public string Code { get; set; }
|
|
|
|
}
|
|
|
|
|
|
|
|
class CouponProduct
|
|
|
|
{
|
|
|
|
public string Code { get; set; }
|
|
|
|
}
|
|
|
|
|
|
|
|
class AvangateCfgSectionHandler : ConfigurationSection
|
|
|
|
{
|
|
|
|
public const string DefaultAdress = "https://api.avangate.com/";
|
|
|
|
public const string DefaultApiVersion = "4.0";
|
|
|
|
public const int DefaultPercent = 5;
|
|
|
|
public const int DefaultShedule = 10;
|
|
|
|
|
|
|
|
[ConfigurationProperty("secret")]
|
|
|
|
public string Secret => (string)this["secret"];
|
|
|
|
|
|
|
|
[ConfigurationProperty("vendor")]
|
|
|
|
public string Vendor
|
|
|
|
{
|
|
|
|
get => (string)this["vendor"];
|
|
|
|
set => this["vendor"] = value;
|
|
|
|
}
|
|
|
|
|
|
|
|
[ConfigurationProperty("percent", DefaultValue = DefaultPercent)]
|
|
|
|
public int Percent
|
|
|
|
{
|
|
|
|
get => Convert.ToInt32(this["percent"]);
|
|
|
|
set => this["percent"] = value;
|
|
|
|
}
|
|
|
|
|
|
|
|
[ConfigurationProperty("schedule", DefaultValue = DefaultShedule)]
|
|
|
|
public int Schedule
|
|
|
|
{
|
|
|
|
get => Convert.ToInt32(this["schedule"]);
|
|
|
|
set => this["schedule"] = value;
|
|
|
|
}
|
|
|
|
|
|
|
|
[ConfigurationProperty("groups")]
|
|
|
|
public string Groups => (string)this["groups"];
|
|
|
|
|
|
|
|
[ConfigurationProperty("address", DefaultValue = DefaultAdress)]
|
|
|
|
public string BaseAddress
|
|
|
|
{
|
|
|
|
get => (string)this["address"];
|
|
|
|
set => this["address"] = value;
|
|
|
|
}
|
|
|
|
|
|
|
|
[ConfigurationProperty("apiVersion", DefaultValue = DefaultApiVersion)]
|
|
|
|
public string ApiVersion
|
|
|
|
{
|
|
|
|
get => (string)this["apiVersion"];
|
|
|
|
set => this["apiVersion"] = value;
|
|
|
|
}
|
|
|
|
}
|