private (FapDynamicObject mainData, Dictionary <string, IEnumerable <FapDynamicObject> > childsData) BuilderData(string tableName, FormValueProvider formValueProviders)
{
var columnList = _dbContext.Columns(tableName);
var mainDic = formValueProviders.GetKeysFromPrefix("mainData");
FapDynamicObject mainObject = new FapDynamicObject(columnList);
foreach (var cell in mainDic)
{
mainObject.SetValue(cell.Key, formValueProviders.GetValue(cell.Value).FirstValue);
}
var childDicList = formValueProviders.GetKeysFromPrefix("childDataList");
Dictionary <string, IEnumerable <FapDynamicObject> > childDataDic = null;
childDataDic = new Dictionary <string, IEnumerable <FapDynamicObject> >();
foreach (var row in childDicList)
{
IList <FapDynamicObject> list = new List <FapDynamicObject>();
var tables = formValueProviders.GetKeysFromPrefix(row.Value);
string tn = formValueProviders.GetValue(tables["tn"]).FirstValue;
var dicData = formValueProviders.GetKeysFromPrefix(tables["data"]);
foreach (var data in dicData)
{
FapDynamicObject cData = new FapDynamicObject(_dbContext.Columns(tn));
foreach (var dataDic in formValueProviders.GetKeysFromPrefix(data.Value))
{
cData.SetValue(dataDic.Key, formValueProviders.GetValue(dataDic.Value).FirstValue);
}
list.Add(cData);
}
childDataDic.TryAdd(tn, list);
}
return(mainObject, childDataDic);
}
/// <summary>
/// 获取提交的所有参数
/// </summary>
/// <param name="ivp"></param>
/// <returns></returns>
string GetAllParam(IValueProvider ivp)
{
Dictionary <string, string> Qsvp = new Dictionary <string, string>();
Dictionary <string, string> Fvp = new Dictionary <string, string>();
ValueProviderCollection vp = (ValueProviderCollection)ivp;
foreach (var v in vp)
{
Type t = v.GetType();
if (t.ToString() == "System.Web.Mvc.QueryStringValueProvider")
{
QueryStringValueProvider qvp = (QueryStringValueProvider)v;
foreach (var keys in qvp.GetKeysFromPrefix(""))
{
Qsvp.Add(keys.Key, qvp.GetValue(keys.Key).AttemptedValue);
}
}
if (t.ToString() == "System.Web.Mvc.FormValueProvider")
{
FormValueProvider qvp = (FormValueProvider)v;
foreach (var keys in qvp.GetKeysFromPrefix(""))
{
Fvp.Add(keys.Key, qvp.GetValue(keys.Key).AttemptedValue);
}
}
}
var param = new
{
QueryString = Qsvp,
FormValue = Fvp
};
return(Newtonsoft.Json.JsonConvert.SerializeObject(param));
}
private IEnumerable <FapDynamicObject> GetRows(FormValueProvider formValueProvider, IEnumerable <FapColumn> columns)
{
IDictionary <string, string> rowsDic = formValueProvider.GetKeysFromPrefix("rows");
foreach (var row in rowsDic)
{
FapDynamicObject keyValues = new FapDynamicObject(columns);
foreach (var cell in formValueProvider.GetKeysFromPrefix(row.Value))
{
keyValues.SetValue(cell.Key, formValueProvider.GetValue(cell.Value));
}
yield return(keyValues);
}
}
static T UpdateJsonModel <T>(FormValueProvider form, string modelName) where T : class, new()
{
var modelValue = form.GetValue(modelName);
if (modelValue == null)
{
throw new ArgumentNullException(nameof(modelName), $"Could not find form value with key: {modelName}");
}
var json = modelValue.ToString();
var model = JsonSerializer.Deserialize <T>(json, new JsonSerializerOptions {
PropertyNameCaseInsensitive = true
});
return(model);
}
//=== Helpers
/// <summary> Looks for value provider result. </summary>
private object FindValue(ModelBindingContext bindingContext)
{
ValueProviderCollection vpc = bindingContext.ValueProvider as ValueProviderCollection;
foreach (object vp in vpc)
{
if (vp is FormValueProvider)
{
FormValueProvider fvp = (FormValueProvider)vp;
ValueProviderResult vpr = fvp.GetValue(bindingContext.ModelName);
if (vpr != null)
{
return(vpr);
}
}
else if (vp is DictionaryValueProvider <object> )
{
DictionaryValueProvider <object> dvp = (DictionaryValueProvider <object>)vp;
ValueProviderResult vpr = dvp.GetValue(bindingContext.ModelName);
if (vpr != null)
{
return(vpr);
}
else if (dvp.ContainsPrefix(bindingContext.ModelName))
{
return(vp);
}
}
}
return(null);
}
