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Fixed GetByPrimaryKey not having any form to pass primaryKey-data

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Set version to 1.4.1
This commit is contained in:
Railz 2019-04-10 09:42:03 +02:00
parent ef7ac54e36
commit 9253d77236
2 changed files with 50 additions and 5 deletions
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53
Database-Attribute_System/ClassAction.cs
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@ -73,16 +73,60 @@ namespace eu.railduction.netcore.dll.Database_Attribute_System
/// <summary>
/// Gets an dbObject
/// Gets an dbObject by primaryKey/s
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="classObject">Given object (marked with Db-attributes)</param>
/// <param name="queryExecutor">Function to handle query-calls - Has to return Dictionary[attributeName, attributeValue]</param>
/// <param name="runDataLossChecks">This checks if any class-field and data-attribute does not exists in either (Slower)</param>
public static T GetByPrimaryKey<T>(Type classType, Func<string, List<Dictionary<string, object>>> queryExecutor, bool runDataLossChecks = true) where T: new()
public static T GetByPrimaryKey<T>(Type classType, object primaryKeyValue, Func<string, List<Dictionary<string, object>>> queryExecutor, bool runDataLossChecks = true) where T : new()
{
Dictionary<string, object> primaryKeyData = new Dictionary<string, object>() { };
primaryKeyData.Add(null, primaryKeyValue);
return GetByPrimaryKey<T>(classType, primaryKeyData, queryExecutor, runDataLossChecks);
}
public static T GetByPrimaryKey<T>(Type classType, string primaryKeyName, object primaryKeyValue, Func<string, List<Dictionary<string, object>>> queryExecutor, bool runDataLossChecks = true) where T : new()
{
Dictionary<string, object> primaryKeyData = new Dictionary<string, object>() { };
primaryKeyData.Add(primaryKeyName, primaryKeyValue);
return GetByPrimaryKey<T>(classType, primaryKeyData, queryExecutor, runDataLossChecks);
}
public static T GetByPrimaryKey<T>(Type classType, Dictionary<string, object> primaryKeyData, Func<string, List<Dictionary<string, object>>> queryExecutor, bool runDataLossChecks = true) where T: new()
{
// Create new empty object
T obj = new T();
// Read all fields
Dictionary<string, FieldInfo> dbFields = Function.ReadDbClassFields(classType);
// iterate thru them to check and fill object
foreach (KeyValuePair<string, FieldInfo> field in dbFields)
{
// primaryKeys
if (field.Value.GetCustomAttribute(typeof(DbPrimaryKey), true) is DbPrimaryKey pkey)
{
bool dataMatchFound = false;
// Now search the corresponding primaryKeyData
foreach (KeyValuePair<string, object> primaryKey in primaryKeyData)
{
// primaryKey matches
if(field.Value.Name.ToLower() == primaryKey.Key.ToLower())
{
// Set data
field.Value.SetValue(obj, primaryKey.Value);
dataMatchFound = true;
break;
}
}
// If no data was found matching this field
if (!dataMatchFound) throw new InvalidOperationException($"Cannot create object with primaryKeyData. No data assigned to field '{field.Value.Name}'");
}
}
string query = QueryBuilder.SelectByPrimaryKey(obj); // Generate query
List<Dictionary<string, object>> dataSet = queryExecutor(query); // Execute
FillObject(obj, dataSet[0], runDataLossChecks); // Fill the object
@ -122,7 +166,8 @@ namespace eu.railduction.netcore.dll.Database_Attribute_System
/// <summary>
/// Resolves all foreignKeys with the database
/// Resolves all foreignKeys with the database<pragma/>
/// Only works if the foreignKey is single (not assembled)!
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="classObject">Given object (marked with Db-attributes)</param>
@ -147,7 +192,7 @@ namespace eu.railduction.netcore.dll.Database_Attribute_System
// When its empty, get it
if(f_value == null)
{
f_value = GetByPrimaryKey<T>(classType, queryExecutor, runDataLossChecks); ;
f_value = GetByPrimaryKey<T>(classType, f_value, queryExecutor, runDataLossChecks); ;
}
// Recursive resolving

2
Database-Attribute_System/Database-Attribute_System.csproj
View File

@ -4,7 +4,7 @@
<TargetFramework>netcoreapp2.1</TargetFramework>
<RootNamespace>eu.railduction.netcore.dll.Database_Attribute_System</RootNamespace>
<SignAssembly>false</SignAssembly>
<Version>1.4</Version>
<Version>1.4.1</Version>
</PropertyGroup>
</Project>