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568 lines
17 KiB
Objective-C
568 lines
17 KiB
Objective-C
//
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// CoreStoreBridge.h
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// CoreStore
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//
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// Copyright © 2018 John Rommel Estropia
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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//
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#ifndef CoreStoreBridge_h
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#define CoreStoreBridge_h
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#import <Foundation/Foundation.h>
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#import <CoreData/CoreData.h>
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#if !__has_feature(objc_arc)
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#error CoreStore Objective-C utilities require ARC be enabled
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#endif
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#if !__has_extension(attribute_overloadable)
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#error CoreStore Objective-C utilities can only be used on platforms that support C function overloading
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#endif
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#define CORESTORE_EXTERN extern __deprecated_msg("CoreStore Objective-C API will be removed soon.")
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#define CORESTORE_OVERLOADABLE __attribute__((__overloadable__))
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#define CORESTORE_REQUIRES_NIL_TERMINATION __attribute__((sentinel(0, 1)))
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#define CORESTORE_RETURNS_RETAINED __attribute__((ns_returns_retained))
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#pragma mark - KeyPathString Utilities
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#define CSKeyPath(type, property) ({ \
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type *_je_keypath_dummy __attribute__((unused)); \
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typeof(_je_keypath_dummy.property) _je_keypath_dummy_property __attribute__((unused)); \
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@#property; \
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})
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#define CSKeyPathOperator(operator, type, property) ({ \
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type *_je_keypath_dummy __attribute__((unused)); \
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typeof(_je_keypath_dummy.property) _je_keypath_dummy_property __attribute__((unused)); \
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@"@" #operator "." #property; \
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})
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#pragma mark - Clauses
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#pragma mark CSFrom
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@class CSFrom;
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/**
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@abstract
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Initializes a <tt>CSFrom</tt> clause with the specified entity class.
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@code
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MyPersonEntity *people = [transaction fetchAllFrom:
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CSFromClass([MyPersonEntity class])];
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@endcode
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@param entityClass
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the <tt>NSManagedObject</tt> class type to be created
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@result
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a <tt>CSFrom</tt> clause with the specified entity class
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*/
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CORESTORE_EXTERN CORESTORE_OVERLOADABLE
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CSFrom *_Nonnull CSFromClass(Class _Nonnull entityClass) CORESTORE_RETURNS_RETAINED;
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/**
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@abstract
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Initializes a <tt>CSFrom</tt> clause with the specified configuration.
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@code
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MyPersonEntity *people = [transaction fetchAllFrom:
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CSFromClass([MyPersonEntity class], @"Configuration1")];
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@endcode
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@param entityClass
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the <tt>NSManagedObject</tt> class type to be created
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@param configuration
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an <tt>NSPersistentStore</tt> configuration name to associate objects from. This parameter is required if multiple configurations contain the created <tt>NSManagedObject</tt>'s entity type. Set to <tt>[NSNull null]</tt> to use the default configuration.
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@result
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a <tt>CSFrom</tt> clause with the specified configuration
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*/
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CORESTORE_EXTERN CORESTORE_OVERLOADABLE
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CSFrom *_Nonnull CSFromClass(Class _Nonnull entityClass, NSNull *_Nonnull configuration) CORESTORE_RETURNS_RETAINED;
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/**
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@abstract
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Initializes a <tt>CSFrom</tt> clause with the specified configuration.
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@code
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MyPersonEntity *people = [transaction fetchAllFrom:
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CSFromClass([MyPersonEntity class], @"Configuration1")];
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@endcode
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@param entityClass
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the <tt>NSManagedObject</tt> class type to be created
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@param configuration
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an <tt>NSPersistentStore</tt> configuration name to associate objects from. This parameter is required if multiple configurations contain the created <tt>NSManagedObject</tt>'s entity type. Set to <tt>[NSNull null]</tt> to use the default configuration.
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@result
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a <tt>CSFrom</tt> clause with the specified configuration
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*/
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CORESTORE_EXTERN CORESTORE_OVERLOADABLE
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CSFrom *_Nonnull CSFromClass(Class _Nonnull entityClass, NSString *_Nonnull configuration) CORESTORE_RETURNS_RETAINED;
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/**
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@abstract
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Initializes a <tt>CSFrom</tt> clause with the specified configurations.
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@code
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MyPersonEntity *people = [transaction fetchAllFrom:
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CSFromClass([MyPersonEntity class],
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@[[NSNull null], @"Configuration1"])];
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@endcode
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@param entityClass
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the <tt>NSManagedObject</tt> class type to be created
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@param configurations
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an array of the <tt>NSPersistentStore</tt> configuration names to associate objects from. This parameter is required if multiple configurations contain the created <tt>NSManagedObject</tt>'s entity type. Set to <tt>[NSNull null]</tt> to use the default configuration.
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@result
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a <tt>CSFrom</tt> clause with the specified configurations
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*/
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CORESTORE_EXTERN CORESTORE_OVERLOADABLE
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CSFrom *_Nonnull CSFromClass(Class _Nonnull entityClass, NSArray<id> *_Nonnull configurations) CORESTORE_RETURNS_RETAINED;
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#pragma mark CSGroupBy
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@class CSGroupBy;
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/**
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@abstract
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Initializes a <tt>CSGroupBy</tt> clause with a key path string
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@param keyPath
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a key path string to group results with
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@result
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a <tt>CSGroupBy</tt> clause with a key path string
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*/
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CORESTORE_EXTERN
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CSGroupBy *_Nonnull CSGroupByKeyPath(NSString *_Nonnull keyPath) CORESTORE_RETURNS_RETAINED;
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/**
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@abstract
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Initializes a <tt>CSGroupBy</tt> clause with a list of key path strings
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@param keyPath
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a nil-terminated list of key path strings to group results with
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@result
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a <tt>CSGroupBy</tt> clause with a list of key path strings
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*/
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CORESTORE_EXTERN CORESTORE_OVERLOADABLE
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CSGroupBy *_Nonnull CSGroupByKeyPaths(NSString *_Nonnull keyPath, ...) CORESTORE_RETURNS_RETAINED;
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/**
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@abstract
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Initializes a <tt>CSGroupBy</tt> clause with a list of key path strings
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@param keyPaths
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a list of key path strings to group results with
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@result
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a <tt>CSGroupBy</tt> clause with a list of key path strings
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*/
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CORESTORE_EXTERN CORESTORE_OVERLOADABLE
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CSGroupBy *_Nonnull CSGroupByKeyPaths(NSArray<NSString *> *_Nonnull keyPaths) CORESTORE_RETURNS_RETAINED;
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#pragma mark CSInto
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@class CSInto;
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/**
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@abstract
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Initializes a <tt>CSInto</tt> clause with the specified entity class.
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@code
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MyPersonEntity *people = [transaction createInto:
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CSIntoClass([MyPersonEntity class])];
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@endcode
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@param entityClass
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the <tt>NSManagedObject</tt> class type to be created
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@result
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a <tt>CSInto</tt> clause with the specified entity class
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*/
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CORESTORE_EXTERN CORESTORE_OVERLOADABLE
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CSInto *_Nonnull CSIntoClass(Class _Nonnull entityClass) CORESTORE_RETURNS_RETAINED;
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/**
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@abstract
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Initializes a <tt>CSInto</tt> clause with the specified entity class.
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@code
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MyPersonEntity *people = [transaction createInto:
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CSIntoClass([MyPersonEntity class], [NSNull null])];
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@endcode
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@param entityClass
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the <tt>NSManagedObject</tt> class type to be created
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@param configuration
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an <tt>NSPersistentStore</tt> configuration name to associate objects from. This parameter is required if multiple configurations contain the created <tt>NSManagedObject</tt>'s entity type. Set to <tt>[NSNull null]</tt> to use the default configuration.
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@result
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a <tt>CSInto</tt> clause with the specified entity class
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*/
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CORESTORE_OVERLOADABLE
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CSInto *_Nonnull CSIntoClass(Class _Nonnull entityClass, NSNull *_Nonnull configuration) CORESTORE_RETURNS_RETAINED;
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/**
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@abstract
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Initializes a <tt>CSInto</tt> clause with the specified entity class.
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@code
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MyPersonEntity *people = [transaction createInto:
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CSIntoClass([MyPersonEntity class], @"Configuration1")];
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@endcode
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@param entityClass
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the <tt>NSManagedObject</tt> class type to be created
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@param configuration
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an <tt>NSPersistentStore</tt> configuration name to associate objects from. This parameter is required if multiple configurations contain the created <tt>NSManagedObject</tt>'s entity type. Set to <tt>[NSNull null]</tt> to use the default configuration.
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@result
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a <tt>CSInto</tt> clause with the specified entity class
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*/
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CORESTORE_OVERLOADABLE
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CSInto *_Nonnull CSIntoClass(Class _Nonnull entityClass, NSString *_Nonnull configuration) CORESTORE_RETURNS_RETAINED;
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#pragma mark CSOrderBy
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@class CSOrderBy;
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/**
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@abstract
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Syntax sugar for initializing an ascending <tt>NSSortDescriptor</tt> for use with <tt>CSOrderBy</tt>
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@code
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MyPersonEntity *people = [CSCoreStore
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fetchAllFrom:CSFromClass([MyPersonEntity class])
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fetchClauses:@[CSOrderByKey(CSSortAscending(@"fullname"))]]];
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@endcode
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@param key
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the attribute key to sort with
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@result
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an <tt>NSSortDescriptor</tt> for use with <tt>CSOrderBy</tt>
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*/
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CORESTORE_EXTERN
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NSSortDescriptor *_Nonnull CSSortAscending(NSString *_Nonnull key) CORESTORE_RETURNS_RETAINED;
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/**
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@abstract
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Syntax sugar for initializing a descending <tt>NSSortDescriptor</tt> for use with <tt>CSOrderBy</tt>
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@code
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MyPersonEntity *people = [CSCoreStore
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fetchAllFrom:CSFromClass([MyPersonEntity class])
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fetchClauses:@[CSOrderByKey(CSSortDescending(@"fullname"))]]];
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@endcode
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@param key
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the attribute key to sort with
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@result
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an <tt>NSSortDescriptor</tt> for use with <tt>CSOrderBy</tt>
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*/
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CORESTORE_EXTERN
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NSSortDescriptor *_Nonnull CSSortDescending(NSString *_Nonnull key) CORESTORE_RETURNS_RETAINED;
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/**
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@abstract
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Initializes a <tt>CSOrderBy</tt> clause with a single sort descriptor
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@code
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MyPersonEntity *people = [transaction
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fetchAllFrom:CSFromClass([MyPersonEntity class])
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fetchClauses:@[CSOrderByKey(CSSortAscending(@"fullname"))]]];
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@endcode
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@param sortDescriptor
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an <tt>NSSortDescriptor</tt>
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@result
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a <tt>CSOrderBy</tt> clause with a single sort descriptor
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*/
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CORESTORE_EXTERN
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CSOrderBy *_Nonnull CSOrderByKey(NSSortDescriptor *_Nonnull sortDescriptor) CORESTORE_RETURNS_RETAINED;
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/**
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@abstract
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Initializes a <tt>CSOrderBy</tt> clause with a list of sort descriptors
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@code
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MyPersonEntity *people = [transaction
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fetchAllFrom:CSFromClass([MyPersonEntity class])
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fetchClauses:@[CSOrderByKeys(CSSortAscending(@"fullname"), CSSortDescending(@"age"), nil))]]];
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@endcode
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@param sortDescriptor
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a nil-terminated array of <tt>NSSortDescriptor</tt>s
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@result
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a <tt>CSOrderBy</tt> clause with a list of sort descriptors
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*/
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CORESTORE_EXTERN CORESTORE_OVERLOADABLE
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CSOrderBy *_Nonnull CSOrderByKeys(NSSortDescriptor *_Nonnull sortDescriptor, ...) CORESTORE_RETURNS_RETAINED CORESTORE_REQUIRES_NIL_TERMINATION;
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/**
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@abstract
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Initializes a <tt>CSOrderBy</tt> clause with a list of sort descriptors
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@code
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MyPersonEntity *people = [transaction
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fetchAllFrom:CSFromClass([MyPersonEntity class])
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fetchClauses:@[CSOrderByKeys(@[CSSortAscending(@"fullname"), CSSortDescending(@"age")]))]]];
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@endcode
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@param sortDescriptors
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an array of <tt>NSSortDescriptor</tt>s
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@result
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a <tt>CSOrderBy</tt> clause with a list of sort descriptors
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*/
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CORESTORE_EXTERN CORESTORE_OVERLOADABLE
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CSOrderBy *_Nonnull CSOrderByKeys(NSArray<NSSortDescriptor *> *_Nonnull sortDescriptors) CORESTORE_RETURNS_RETAINED;
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#pragma mark CSSelect
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@class CSSelect;
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@class CSSelectTerm;
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/**
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@abstract
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Creates a <tt>CSSelect</tt> clause for querying an <tt>NSNumber</tt> value
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@code
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NSNumber *maxAge = [CSCoreStore
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queryValueFrom:CSFromClass([MyPersonEntity class])
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select:CSSelectNumber(CSAggregateMax(@"age"))
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// ...
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@endcode
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@param selectTerm
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the <tt>CSSelectTerm</tt> specifying the attribute/aggregate value to query
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@result
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a <tt>CSSelect</tt> clause for querying an <tt>NSNumber</tt> value
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*/
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CORESTORE_EXTERN
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CSSelect *_Nonnull CSSelectNumber(CSSelectTerm *_Nonnull selectTerm) CORESTORE_RETURNS_RETAINED;
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/**
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@abstract
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Creates a <tt>CSSelect</tt> clause for querying an <tt>NSDecimalNumber</tt> value
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@code
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NSDecimalNumber *averagePrice = [CSCoreStore
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queryValueFrom:CSFromClass([MyPersonEntity class])
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select:CSSelectDecimal(CSAggregateAverage(@"price"))
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// ...
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@endcode
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@param selectTerm
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the <tt>CSSelectTerm</tt> specifying the attribute/aggregate value to query
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@result
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a <tt>CSSelect</tt> clause for querying an <tt>NSDecimalNumber</tt> value
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*/
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CORESTORE_EXTERN
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CSSelect *_Nonnull CSSelectDecimal(CSSelectTerm *_Nonnull selectTerm) CORESTORE_RETURNS_RETAINED;
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/**
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@abstract
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Creates a <tt>CSSelect</tt> clause for querying an <tt>NSString</tt> value
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@code
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NSString *fullname = [CSCoreStore
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queryValueFrom:CSFromClass([MyPersonEntity class])
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select:CSSelectString(CSAttribute(@"fullname"))
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// ...
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@endcode
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@param selectTerm
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the <tt>CSSelectTerm</tt> specifying the attribute/aggregate value to query
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@result
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a <tt>CSSelect</tt> clause for querying an <tt>NSString</tt> value
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*/
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CORESTORE_EXTERN
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CSSelect *_Nonnull CSSelectString(CSSelectTerm *_Nonnull selectTerm) CORESTORE_RETURNS_RETAINED;
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/**
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@abstract
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Creates a <tt>CSSelect</tt> clause for querying an <tt>NSDate</tt> value
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@code
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NSDate *lastUpdate = [CSCoreStore
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queryValueFrom:CSFromClass([MyPersonEntity class])
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select:CSSelectDate(CSAggregateMax(@"updatedDate"))
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// ...
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@endcode
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@param selectTerm
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the <tt>CSSelectTerm</tt> specifying the attribute/aggregate value to query
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@result
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a <tt>CSSelect</tt> clause for querying an <tt>NSDate</tt> value
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*/
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CORESTORE_EXTERN
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CSSelect *_Nonnull CSSelectDate(CSSelectTerm *_Nonnull selectTerm) CORESTORE_RETURNS_RETAINED;
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/**
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@abstract
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Creates a <tt>CSSelect</tt> clause for querying an <tt>NSData</tt> value
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@code
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NSData *imageData = [CSCoreStore
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queryValueFrom:CSFromClass([MyPersonEntity class])
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select:CSSelectData(CSAttribute(@"imageData"))
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// ...
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@endcode
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@param selectTerm
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the <tt>CSSelectTerm</tt> specifying the attribute/aggregate value to query
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@result
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a <tt>CSSelect</tt> clause for querying an <tt>NSData</tt> value
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*/
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CORESTORE_EXTERN
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CSSelect *_Nonnull CSSelectData(CSSelectTerm *_Nonnull selectTerm) CORESTORE_RETURNS_RETAINED;
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/**
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@abstract
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Creates a <tt>CSSelect</tt> clause for querying an <tt>NSManagedObjectID</tt> value
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@code
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NSManagedObjectID *objectID = [CSCoreStore
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queryValueFrom:CSFromClass([MyPersonEntity class])
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select:CSSelectObjectID()
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// ...
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@endcode
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@result
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a <tt>CSSelect</tt> clause for querying an <tt>NSManagedObjectID</tt> value
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*/
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CORESTORE_EXTERN
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CSSelect *_Nonnull CSSelectObjectID(void) CORESTORE_RETURNS_RETAINED;
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#pragma mark CSTweak
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@class CSTweak;
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/**
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@abstract
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Initializes a <tt>CSTweak</tt> clause with a block where the <tt>NSFetchRequest</tt> may be configured.
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@important
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<tt>CSTweak</tt>'s closure is executed only just before the fetch occurs, so make sure that any values captured by the closure is not prone to race conditions. Also, some utilities (such as <tt>CSListMonitor</tt>s) may keep <tt>CSFetchClause</tt>s in memory and may thus introduce retain cycles if reference captures are not handled properly.
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@param block
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the block to customize the <tt>NSFetchRequest</tt>
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@result
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a <tt>CSTweak</tt> clause with the <tt>NSFetchRequest</tt> configuration block
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*/
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CORESTORE_EXTERN CORESTORE_OVERLOADABLE
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CSTweak *_Nonnull CSTweakRequest(void (^_Nonnull block)(NSFetchRequest *_Nonnull fetchRequest)) CORESTORE_RETURNS_RETAINED;
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#pragma mark CSWhere
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@class CSWhere;
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/**
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@abstract
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Initializes a <tt>CSWhere</tt> clause with a predicate that always evaluates to the specified boolean value
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@code
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MyPersonEntity *people = [transaction
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fetchAllFrom:CSFromClass([MyPersonEntity class])
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fetchClauses:@[CSWhereValue(YES)]];
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@endcode
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@param value
|
|
the boolean value for the predicate
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|
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|
@result
|
|
a <tt>CSWhere</tt> clause with a predicate that always evaluates to the specified boolean value
|
|
*/
|
|
CORESTORE_EXTERN
|
|
CSWhere *_Nonnull CSWhereValue(BOOL value) CORESTORE_RETURNS_RETAINED;
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|
|
|
/**
|
|
@abstract
|
|
Initializes a <tt>CSWhere</tt> clause with a predicate using the specified string format and arguments
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|
|
|
@code
|
|
MyPersonEntity *people = [transaction
|
|
fetchAllFrom:CSFromClass([MyPersonEntity class])
|
|
fetchClauses:@[CSWhereFormat(@"%K == %@", @"key", @"value")]];
|
|
@endcode
|
|
|
|
@param format
|
|
the format string for the predicate, followed by an optional comma-separated argument list
|
|
|
|
@result
|
|
a <tt>CSWhere</tt> clause with a predicate using the specified string format and arguments
|
|
*/
|
|
CORESTORE_EXTERN
|
|
CSWhere *_Nonnull CSWhereFormat(NSString *_Nonnull format, ...) CORESTORE_RETURNS_RETAINED;
|
|
|
|
/**
|
|
@abstract
|
|
Initializes a <tt>CSWhere</tt> clause with an <tt>NSPredicate</tt>
|
|
|
|
@code
|
|
NSPredicate *predicate = // ...
|
|
MyPersonEntity *people = [transaction
|
|
fetchAllFrom:CSFromClass([MyPersonEntity class])
|
|
fetchClauses:@[CSWherePredicate(predicate)]];
|
|
@endcode
|
|
|
|
@param predicate
|
|
the <tt>NSPredicate</tt> for the fetch or query
|
|
|
|
@result
|
|
a <tt>CSWhere</tt> clause with an <tt>NSPredicate</tt>
|
|
*/
|
|
CORESTORE_EXTERN
|
|
CSWhere *_Nonnull CSWherePredicate(NSPredicate *_Nonnull predicate) CORESTORE_RETURNS_RETAINED;
|
|
|
|
|
|
#endif /* CoreStoreBridge_h */
|