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Dispatch long file operations and product processing to background threads #107

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40 changes: 23 additions & 17 deletions EmpowerPlant/EmpowerPlantViewController.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -66,18 +66,22 @@
}

func performLongFileOperation() {
let longString = String(repeating: UUID().uuidString, count: 5_000_000)
let data = longString.data(using: .utf8)!
let filePath = FileManager.default.temporaryDirectory.appendingPathComponent("tmp" + UUID().uuidString)
try! data.write(to: filePath)
try! FileManager.default.removeItem(at: filePath)
DispatchQueue.global(qos: .background).async {
let longString = String(repeating: UUID().uuidString, count: 5_000_000)
let data = longString.data(using: .utf8)!
let filePath = FileManager.default.temporaryDirectory.appendingPathComponent("tmp" + UUID().uuidString)
try! data.write(to: filePath)
try! FileManager.default.removeItem(at: filePath)
}
}

func processProducts() {
let span = SentrySDK.span?.startChild(operation: "product_processing")
_ = getIterator(42);
sleep(50 / 1000)
span?.finish()
DispatchQueue.global(qos: .background).async {
let span = SentrySDK.span?.startChild(operation: "product_processing")
_ = self.getIterator(42)
Thread.sleep(forTimeInterval: 50.0 / 1000.0)
span?.finish()

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EmpowerPlant/EmpowerPlantViewController.swift#L80-L83 

Added lines #L80 - L83 were not covered by tests
}
}

func getIterator(_ n: Int) -> Int {
Expand All @@ -92,15 +96,17 @@


func readCurrentDirectory() {
let path = FileManager.default.currentDirectoryPath
do {
let items = try FileManager.default.contentsOfDirectory(atPath: path)
let loop = fibonacciSeries(num: items.count)
for i in 1...loop {
readDirectory(path: path)
DispatchQueue.global(qos: .background).async {
let path = FileManager.default.currentDirectoryPath
do {
let items = try FileManager.default.contentsOfDirectory(atPath: path)
let loop = self.fibonacciSeries(num: items.count)
for i in 1...loop {
self.readDirectory(path: path)
}
} catch {
// TODO: error

Check warning on line 108 in EmpowerPlant/EmpowerPlantViewController.swift

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EmpowerPlant/EmpowerPlantViewController.swift#L108 

Added line #L108 was not covered by tests
}
} catch {
// TODO: error
}
}

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