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我使用HKAnchoredObjectQuery和updateHandler來獲取多種類型的healthkit樣本數據,但它只返回「HKQuantityTypeIdentifierStepCount」數據而不是其他HKSampleTypes。以下是我正在使用的代碼。任何幫助將非常感激。Healthkit multiple HKAnchoredObjectQuery不返回所有樣本類型的數據
FUNC readHealthKitData(類型:HKSampleType){
let onAnchorQueryResults : ((HKAnchoredObjectQuery, [HKSample]?, [HKDeletedObject]?, HKQueryAnchor?, NSError?) -> Void)! = {
(query:HKAnchoredObjectQuery, addedObjects:[HKSample]?, deletedObjects:[HKDeletedObject]?, newAnchor:HKQueryAnchor?, nsError:NSError?) -> Void in
if (addedObjects?.count > 0)
{
// var addDict = [String : AnyObject]()
for obj in addedObjects! {
let hkValue = obj as? HKQuantitySample
if(hkValue?.UUID.UUIDString != nil){
print("TypeName:",type.isEqual("HKQuantityTypeIdentifierHeartRate"))
switch type {
case HKQuantityType.quantityTypeForIdentifier(HKQuantityTypeIdentifierHeartRate)!:
let val = (hkValue?.quantity.doubleValueForUnit(HKUnit(fromString: "count/min")))!
let uuid : String = (hkValue?.UUID.UUIDString)!
case HKSampleType.quantityTypeForIdentifier(HKQuantityTypeIdentifierStepCount)!:
let val = (hkValue?.quantity.doubleValueForUnit(HKUnit.countUnit()))!
let uuid : String = (hkValue?.UUID.UUIDString)!
case HKObjectType.quantityTypeForIdentifier(HKQuantityTypeIdentifierBodyMass)!:
let val = ((hkValue?.quantity.doubleValueForUnit(HKUnit.gramUnit()))!/1000.0)
let uuid : String = (hkValue?.UUID.UUIDString)!
default:
break
}
}
}
}
}
let queryEndDate = NSDate()
print("Before Start: ")
print(self.queryStartDate)
let predicate: NSPredicate = HKAnchoredObjectQuery.predicateForSamplesWithStartDate(self.queryStartDate, endDate: queryEndDate, options: HKQueryOptions.None)
let anchoredQuery = HKAnchoredObjectQuery(type: type, predicate: predicate, anchor: hkAnchor, limit: 0, resultsHandler: onAnchorQueryResults)
anchoredQuery.updateHandler = onAnchorQueryResults
healthStore.executeQuery(anchoredQuery)
self.queryStartDate = queryEndDate
}}
感謝艾倫,所以我需要對每個樣本類型有多個查詢。我正在尋找一個簡單的方法,用較少的代碼。 – Chandan
如果您有改進API的想法,您應該向Apple提交增強請求。另外,如果它是正確的,不要忘記接受這個答案。 – Allan