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Code Issues 95 Packages Projects Releases 10 Wiki Activity

support value querying in Objective C

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This commit is contained in:
John Rommel Estropia
2016-04-02 21:39:05 +09:00
parent b95aaf151d
commit aa32f5e158
9 changed files with 680 additions and 131 deletions
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41
Sources/ObjectiveC/NSManagedObjectContext+ObjectiveC.swift
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@@ -36,7 +36,7 @@ internal extension NSManagedObjectContext {
@nonobjc
internal func fetchOne(from: CSFrom, _ fetchClauses: [CSFetchClause]) -> NSManagedObject? {
let fetchRequest = NSFetchRequest()
let fetchRequest = CoreStoreFetchRequest()
from.bridgeToSwift.applyToFetchRequest(fetchRequest, context: self)
fetchRequest.fetchLimit = 1
@@ -49,7 +49,7 @@ internal extension NSManagedObjectContext {
@nonobjc
internal func fetchAll(from: CSFrom, _ fetchClauses: [CSFetchClause]) -> [NSManagedObject]? {
let fetchRequest = NSFetchRequest()
let fetchRequest = CoreStoreFetchRequest()
from.bridgeToSwift.applyToFetchRequest(fetchRequest, context: self)
fetchRequest.fetchLimit = 0
@@ -62,7 +62,7 @@ internal extension NSManagedObjectContext {
@nonobjc
internal func fetchCount(from: CSFrom, _ fetchClauses: [CSFetchClause]) -> Int? {
let fetchRequest = NSFetchRequest()
let fetchRequest = CoreStoreFetchRequest()
from.bridgeToSwift.applyToFetchRequest(fetchRequest, context: self)
fetchClauses.forEach { $0.applyToFetchRequest(fetchRequest) }
@@ -72,7 +72,7 @@ internal extension NSManagedObjectContext {
@nonobjc
internal func fetchObjectID(from: CSFrom, _ fetchClauses: [CSFetchClause]) -> NSManagedObjectID? {
let fetchRequest = NSFetchRequest()
let fetchRequest = CoreStoreFetchRequest()
from.bridgeToSwift.applyToFetchRequest(fetchRequest, context: self)
fetchRequest.fetchLimit = 1
@@ -85,7 +85,7 @@ internal extension NSManagedObjectContext {
@nonobjc
internal func fetchObjectIDs(from: CSFrom, _ fetchClauses: [CSFetchClause]) -> [NSManagedObjectID]? {
let fetchRequest = NSFetchRequest()
let fetchRequest = CoreStoreFetchRequest()
from.bridgeToSwift.applyToFetchRequest(fetchRequest, context: self)
fetchRequest.fetchLimit = 0
@@ -98,7 +98,7 @@ internal extension NSManagedObjectContext {
@nonobjc
internal func deleteAll(from: CSFrom, _ deleteClauses: [CSDeleteClause]) -> Int? {
let fetchRequest = NSFetchRequest()
let fetchRequest = CoreStoreFetchRequest()
from.bridgeToSwift.applyToFetchRequest(fetchRequest, context: self)
fetchRequest.fetchLimit = 0
@@ -109,4 +109,33 @@ internal extension NSManagedObjectContext {
return self.deleteAll(fetchRequest)
}
@nonobjc
internal func queryValue(from: CSFrom, _ selectClause: CSSelect, _ queryClauses: [CSQueryClause]) -> AnyObject? {
let fetchRequest = CoreStoreFetchRequest()
from.bridgeToSwift.applyToFetchRequest(fetchRequest, context: self)
fetchRequest.fetchLimit = 0
let selectTerms = selectClause.selectTerms
selectTerms.applyToFetchRequest(fetchRequest, owner: selectClause)
queryClauses.forEach { $0.applyToFetchRequest(fetchRequest) }
return self.queryValue(selectTerms, fetchRequest: fetchRequest)
}
@nonobjc
internal func queryAttributes(from: CSFrom, _ selectClause: CSSelect, _ queryClauses: [CSQueryClause]) -> [[NSString: AnyObject]]? {
let fetchRequest = CoreStoreFetchRequest()
from.bridgeToSwift.applyToFetchRequest(fetchRequest, context: self)
fetchRequest.fetchLimit = 0
selectClause.selectTerms.applyToFetchRequest(fetchRequest, owner: selectClause)
queryClauses.forEach { $0.applyToFetchRequest(fetchRequest) }
return self.queryAttributes(fetchRequest)
}
}