public static ISharedPyramid BuildSharedPyramid(
this IList <ISharedContext> context,
IWxUserKey basic,
IConfiguration configuration)
{
return(BuildSharedPyramid(context, basic, configuration, out long basicWxUserId));
}
public void GenernateSharedPoster(Stream stream, IWxUserKey wxUserKey)
{
var wxapp = this.sharingHostService.MerchantDetails.SelectMany(x => x.Apps)
.Where(x => x.AppId == wxUserKey.AppId)
.SingleOrDefault();
this.wxapi.GenernateSharedMomentsPoster(stream, wxapp, wxUserKey);
}
public static ISharedPyramid BuildSharedPyramid(
this IList <ISharedContext> context,
IWxUserKey basic,
IConfiguration configuration,
out long basicWxUserId)
{
var levelLimit = configuration.GetWeChatConstant().AllowSharedPyramidLevel;
basicWxUserId = 0;
var basicSharedContext = context.FirstOrDefault(o => o.Id.Equals(basic.Id));
if (basicSharedContext == null || basicSharedContext.InvitedBy == null)
{
return(default(ISharedPyramid));
}
basicWxUserId = basicSharedContext.Id;
//构建第一级 basicSharedContext 本身
var level = 1;
var pyramid = new SharedPyramid()
{
Id = basicSharedContext.Id,
Level = level,
Parent = null,
MchId = basic.MerchantId
};
var lastInvitedBy = basicSharedContext.InvitedBy ?? 0;
var lastPyramid = pyramid;
while (level <= levelLimit)
{
level++;
var sharedContext = context.FirstOrDefault(o => o.Id.Equals(lastInvitedBy));
if (sharedContext == null)
{
lastPyramid.Parent = new SharedPyramid()
{
Id = lastInvitedBy, Level = level, MchId = basic.MerchantId, Parent = null
};
break;
}
var parent = new SharedPyramid()
{
Id = sharedContext.Id, Level = level, MchId = basic.MerchantId, Parent = null
};
lastPyramid.Parent = parent;
lastInvitedBy = sharedContext.InvitedBy ?? 0;
lastPyramid = parent;
}
return(pyramid);
}
public void GenernateSharedMomentsPoster(Stream stream, IWxApp app, IWxUserKey sharedBy)
{
var uri = $"https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token={GetToken(app.AppId, app.Secret)}";
uri.SaveBinaryFile((http) => {
http.Method = "POST";
http.ContentType = "application/json; encoding=utf-8";
var data = new {
path = $"pages/welcome/index",
scene = sharedBy.OpenId,
width = 280
};
using (var xx = http.GetRequestStream()) {
var body = data.SerializeToJson();
var buffers = UTF8Encoding.UTF8.GetBytes(body);
xx.Write(buffers, 0, buffers.Length);
xx.Flush();
}
return(http);
}, stream);
}
public ISharedPyramid GetSharedPyramid(IWxUserKey basic)
{
return(this.wxUserService.GetSharedContext(basic)
.BuildSharedPyramid(basic as IWxUserKey, configuration, out long basicWxUserId));
}
