Example #1
0
        public void CreateStores(IReadOnlyCollection <DataTypeDescriptor> dataTypeDescriptors)
        {
            var types = DataTypeTypesManager.GetDataTypes(dataTypeDescriptors);

            foreach (var dataTypeDescriptor in dataTypeDescriptors)
            {
                if (InterfaceConfigurationManipulator.ConfigurationExists(_dataProviderContext.ProviderName, dataTypeDescriptor))
                {
                    var filePath = InterfaceConfigurationManipulator.GetConfigurationFilePath(_dataProviderContext.ProviderName);

                    throw new InvalidOperationException(
                              $"SqlDataProvider configuration already contains a interface named '{dataTypeDescriptor.TypeManagerTypeName}', Id: '{dataTypeDescriptor.DataTypeId}'. Remove it from the configuration file '{filePath}' and restart the application.");
                }
            }

            // Creating Sql tables and adding to the configuration
            var configElements = new Dictionary <DataTypeDescriptor, InterfaceConfigurationElement>();

            foreach (var dataTypeDescriptor in dataTypeDescriptors)
            {
                Type type = types[dataTypeDescriptor.DataTypeId];

                Action <string> existingTablesValidator = tableName =>
                {
                    var errors        = new StringBuilder();
                    var interfaceType = type;
                    if (!ValidateTable(interfaceType, tableName, errors))
                    {
                        throw new InvalidOperationException("Table '{0}' already exist but isn't valid: {1}".FormatWith(tableName, errors.ToString()));
                    }
                };

                SqlStoreManipulator.CreateStoresForType(dataTypeDescriptor, existingTablesValidator);

                InterfaceConfigurationElement element = InterfaceConfigurationManipulator.AddNew(_dataProviderContext.ProviderName, dataTypeDescriptor);
                _interfaceConfigurationElements.Add(element);

                configElements.Add(dataTypeDescriptor, element);
            }


            // Generating necessary classes and performing validation
            Dictionary <DataTypeDescriptor, IEnumerable <SqlDataTypeStoreDataScope> > allSqlDataTypeStoreDataScopes = BuildAllExistingDataTypeStoreDataScopes();

            bool dataContextRecompilationNeeded = false;

            var toCompileList        = new List <HelperClassesGenerationInfo>();
            var generatedClassesInfo = new Dictionary <DataTypeDescriptor, InterfaceGeneratedClassesInfo>();

            Type dataContextClass = _sqlDataTypeStoresContainer.DataContextClass;

            foreach (var dataTypeDescriptor in dataTypeDescriptors)
            {
                var element = configElements[dataTypeDescriptor];

                // InitializeStoreResult initializeStoreResult = InitializeStore(element, allSqlDataTypeStoreDataScopes);

                HelperClassesGenerationInfo toCompile = null;

                var classesInfo = InitializeStoreTypes(element, allSqlDataTypeStoreDataScopes, dataContextClass, null, false, ref dataContextRecompilationNeeded, ref toCompile);

                if (classesInfo != null && toCompile != null)
                {
                    toCompileList.Add(toCompile);

                    generatedClassesInfo[dataTypeDescriptor] = classesInfo;
                }
            }

            // Compiling missing classes
            if (toCompileList.Any())
            {
                var codeGenerationBuilder = new CodeGenerationBuilder(_dataProviderContext.ProviderName + ":CreateStores");

                foreach (var toCompile in toCompileList)
                {
                    toCompile.GenerateCodeAction(codeGenerationBuilder);
                }

                var generatedHelperClasses = CodeGenerationManager.CompileRuntimeTempTypes(codeGenerationBuilder, false).ToArray();

                foreach (var toCompile in toCompileList)
                {
                    toCompile.PopulateFieldsAction(generatedHelperClasses);
                }
            }

            // Emitting a new DataContext class
            if (dataContextRecompilationNeeded)
            {
                var newDataTypeIds = new HashSet <Guid>(dataTypeDescriptors.Select(d => d.DataTypeId));

                _createdSqlDataTypeStoreTables.RemoveAll(f => newDataTypeIds.Contains(f.DataTypeId));

                var fields = _createdSqlDataTypeStoreTables.Select(s => new Tuple <string, Type>(s.DataContextFieldName, s.DataContextFieldType)).ToList();

                foreach (var classesInfo in generatedClassesInfo.Values)
                {
                    fields.AddRange(classesInfo.Fields.Select(f => new Tuple <string, Type>(f.Value.FieldName, f.Value.FieldType)));
                }

                dataContextClass = DataContextAssembler.EmitDataContextClass(fields);

                UpdateCreatedSqlDataTypeStoreTables(dataContextClass);
            }

            _sqlDataTypeStoresContainer.DataContextClass = dataContextClass;

            // Registering the new type/tables
            foreach (var dataTypeDescriptor in dataTypeDescriptors)
            {
                InterfaceGeneratedClassesInfo classesInfo;

                if (!generatedClassesInfo.TryGetValue(dataTypeDescriptor, out classesInfo))
                {
                    throw new InvalidOperationException("No generated classes for data type '{0}' found".FormatWith(dataTypeDescriptor.Name));
                }
                InitializeStoreResult initInfo = EmbedDataContextInfo(classesInfo, dataContextClass);

                AddDataTypeStore(initInfo, false);
            }
        }