public static DataTableMapperConfig LoadDataTableConfig(Type type)
{
if (DataMapperConfiguration.TryGetSetting(type, out var setting))
{
return(setting.DataTableMapConfig);
}
var attributes = AttributeCore.GetTypeAttributes <DataTableAttribute>(type, true);
if (attributes.Length > 0)
{
var attribute = attributes[0];
var paramAttributes = AttributeCore.GetTypeAttributes <ConfigParamAttribute>(type, true);
var configParam = new ConfigParamSet();
if (paramAttributes != null && paramAttributes.Length > 0)
{
foreach (var extendAttribute in paramAttributes)
{
configParam.SetParamValue(extendAttribute.Name, extendAttribute.Value);
}
}
var config = new DataTableMapperConfig(type)
{
TableName = attribute.TableName,
IsEntityTable = attribute.IsEntityTable,
ConfigParams = configParam
};
return(config);
}
return(null);
}
/// <summary>
/// Creates the mapping.
/// </summary>
/// <returns>The mapping.</returns>
/// <param name="type">Type.</param>
private static DataEntityMapping CreateMapping(Type type)
{
TypeInfo typeInfo = type.GetTypeInfo();
string tableName;
bool isEntityTable;
DataEntityMapping dataMapping;
DataTableMapperConfig config = MapperConfigManager.LoadDataTableConfig(type);
if (config != null)
{
tableName = config.TableName;
isEntityTable = config.IsEntityTable;
}
else
{
throw new LightDataException(string.Format(SR.NoDataEntityConfig, type.Name));
}
if (string.IsNullOrEmpty(tableName))
{
tableName = type.Name;
}
if (typeInfo.IsSubclassOf(typeof(DataTableEntity)))
{
dataMapping = new DataTableEntityMapping(type, tableName, true, true);
}
else if (typeInfo.IsSubclassOf(typeof(DataEntity)))
{
dataMapping = new DataEntityMapping(type, tableName, true);
}
else
{
if (!isEntityTable)
{
dataMapping = new DataEntityMapping(type, tableName, false);
}
else
{
dataMapping = new DataTableEntityMapping(type, tableName, false, false);
}
}
dataMapping.ExtentParams = config.ConfigParams;
return(dataMapping);
}
public DataTableMapperSetting(DataTableMapperConfig dataTableMapConfig)
{
this.dataTableMapConfig = dataTableMapConfig;
}
static void LoadData(string configFilePath)
{
FileInfo fileInfo;
if (UseEntryAssemblyDirectory)
{
fileInfo = FileHelper.GetFileInfo(configFilePath, out bool absolute);
if (!fileInfo.Exists && !absolute)
{
fileInfo = new FileInfo(configFilePath);
}
}
else
{
fileInfo = new FileInfo(configFilePath);
}
if (fileInfo.Exists)
{
using (StreamReader reader = fileInfo.OpenText()) {
string content = reader.ReadToEnd();
JObject dom = JObject.Parse(content);
var section = dom.GetValue("lightDataMapper");
if (section == null)
{
return;
}
var optionList = section.ToObject <LightMapperOptions>();
if (optionList != null && optionList.DataTypes != null && optionList.DataTypes.Length > 0)
{
int typeIndex = 0;
foreach (DataTypeSection typeConfig in optionList.DataTypes)
{
typeIndex++;
var typeName = typeConfig.Type;
if (typeName == null)
{
throw new LightDataException(string.Format(SR.ConfigDataTypeNameIsNull, typeIndex));
}
var dataType = Type.GetType(typeName, true);
var dataTypeInfo = dataType.GetTypeInfo();
var dataTableMap = new DataTableMapperConfig(dataType);
var setting = new DataTableMapperSetting(dataTableMap);
dataTableMap.TableName = typeConfig.TableName;
dataTableMap.IsEntityTable = typeConfig.IsEntityTable.HasValue ? typeConfig.IsEntityTable.Value : true;
var configParam = new ConfigParamSet();
var paramConfigs = typeConfig.ConfigParams;
if (paramConfigs != null && paramConfigs.Count > 0)
{
foreach (var paramConfig in paramConfigs)
{
configParam.SetParamValue(paramConfig.Value, paramConfig.Value);
}
}
dataTableMap.ConfigParams = configParam;
var dataFieldConfigs = typeConfig.DataFields;
if (dataFieldConfigs != null && dataFieldConfigs.Length > 0)
{
int fieldIndex = 0;
foreach (var fieldConfig in dataFieldConfigs)
{
fieldIndex++;
var fieldName = fieldConfig.FieldName;
if (fieldName == null)
{
throw new LightDataException(string.Format(SR.ConfigDataFieldNameIsNull, typeName, fieldIndex));
}
var property = dataTypeInfo.GetProperty(fieldName);
if (property == null)
{
throw new LightDataException(string.Format(SR.ConfigDataFieldIsNotExists, typeName, fieldName));
}
object defaultValue;
try {
defaultValue = CreateDefaultValue(property.PropertyType, fieldConfig.DefaultValue);
}
catch (Exception ex) {
throw new LightDataException(string.Format(SR.ConfigDataFieldLoadError, typeName, fieldName, ex.Message));
}
FunctionControl functionControl;
try {
functionControl = CreateFunctionControl(fieldConfig);
}
catch (Exception ex) {
throw new LightDataException(string.Format(SR.ConfigDataFieldLoadError, typeName, fieldName, ex.Message));
}
var dataFieldMap = new DataFieldMapperConfig(fieldName)
{
Name = fieldConfig.Name,
IsPrimaryKey = fieldConfig.IsPrimaryKey,
IsIdentity = fieldConfig.IsIdentity,
DbType = fieldConfig.DbType,
DataOrder = fieldConfig.DataOrder,
IsNullable = fieldConfig.IsNullable,
DefaultValue = defaultValue,
FunctionControl = functionControl
};
setting.AddDataFieldMapConfig(fieldName, dataFieldMap);
}
}
var relationFieldConfigs = typeConfig.RelationFields;
if (relationFieldConfigs != null && relationFieldConfigs.Length > 0)
{
int fieldIndex = 0;
foreach (var fieldConfig in relationFieldConfigs)
{
fieldIndex++;
if (fieldConfig.RelationPairs != null && fieldConfig.RelationPairs.Length > 0)
{
var fieldName = fieldConfig.FieldName;
if (fieldName == null)
{
throw new LightDataException(string.Format(SR.ConfigDataFieldNameIsNull, typeName, fieldIndex));
}
var property = dataTypeInfo.GetProperty(fieldName);
if (property == null)
{
throw new LightDataException(string.Format(SR.ConfigDataFieldIsNotExists, typeName, fieldName));
}
var dataFieldMap = new RelationFieldMapConfig(fieldName);
foreach (var pair in fieldConfig.RelationPairs)
{
dataFieldMap.AddRelationKeys(pair.MasterKey, pair.RelateKey);
}
setting.AddRelationFieldMapConfig(fieldName, dataFieldMap);
}
}
}
settingDict[dataType] = setting;
}
}
}
}
}
