private void Send <T>(string openid, string templateCode, T data, Func <string, T, string> format,
string appName = null)
{
var wxApp = appName == null?Options.CurrentValue.GetDefaultMp() : Options.CurrentValue.Get(appName);
if (wxApp == null || wxApp.AppType != WxAppType.MP)
{
throw new Exception("appName错误或微信配置异常");
}
var model =
Options.CurrentValue.Templates.FirstOrDefault(r => r.Code.EqualsIgnoreCase(templateCode));
if (model == null)
{
throw new Exception($"找不到微信消息模板:{templateCode}");
}
if (model.TemplateId.IsNullOrWhiteSpace())
{
// 模板id 为空则不发送
return;
}
var keys = TemplateDic.GetOrDefault(model.TemplateId);
if (keys.IsNullOrEmpty())
{
// 清除,重新加载
TemplateDic.Clear();
var res = TemplateApi.GetPrivateTemplateAsync(wxApp.AppId).GetAwaiter().GetResult();
var reg = new Regex(@"\{\{[^\{\}]{1,}.DATA\}\}");
// 正则匹配查找模板中的键
foreach (var item in res.template_list)
{
var matches = reg.Matches(item.content);
var list = new List <string>();
foreach (Match math in matches)
{
if (!math.Success)
{
continue;
}
var v = math.Value.AsSpan().Slice(2);
v = v.Slice(0, v.Length - 7);
list.Add(v.ToString());
}
if (list.Count == 0)
{
throw new Exception($"模板消息:{item.title},内容错误:{item.content}");
}
TemplateDic.TryAdd(item.template_id, list);
}
keys = TemplateDic.GetOrDefault(model.TemplateId);
}
if (keys.IsNullOrEmpty())
{
throw new Exception($"错误的模板消息配置,code:{templateCode},templateId:{model.TemplateId}");
}
var colorReg = new Regex("^#([0-9a-fA-F]{6}|[0-9a-fA-F]{3})$");
var dataDic = new Dictionary <string, object>();
for (int i = 0; i < keys.Count; i++)
{
string value = "";
string color = "";
if (model.Datas.Count >= i + 1)
{
value = model.Datas[i];
var span = value.AsSpan();
if (span.StartsWith(new[] { '#' }) && span[7] == '|')
{
color = span.Slice(0, 7).ToString();
if (!colorReg.IsMatch(color))
{
color = "";
}
value = span.Slice(8).ToString();
}
}
if (data != null && !value.IsNullOrWhiteSpace())
{
value = format(value, data);
}
dataDic.Add(keys[i], new { value, color });
}
var url = model.Url;
if (!url.IsNullOrWhiteSpace())
{
url = format(url, data);
}
if (!string.IsNullOrEmpty(model.MiniProgramPagePath))
{
model.MiniProgramPagePath = format(model.MiniProgramPagePath, data);
}
TemplateApi.SendTemplateMessageAsync(wxApp.AppId, openid, model.TemplateId, url, dataDic,
new TemplateModel_MiniProgram
{
appid = model.MiniProgramAppId,
pagepath = model.MiniProgramPagePath
});
}
