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Code Issues 95 Packages Projects Releases 10 Wiki Activity

make demo app for migrations initialize smoother

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John Estropia
2016-03-10 20:28:19 +09:00
parent 6822a4579e
commit fa947faa57
1 changed files with 19 additions and 9 deletions
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28
CoreStoreDemo/CoreStoreDemo/MIgrations Demo/MigrationsDemoViewController.swift
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@@ -174,23 +174,33 @@ class MigrationsDemoViewController: UIViewController {
self.setDataStack(dataStack, model: model, scrollToSelection: true)
let count = dataStack.queryValue(From(model.entityType), Select<Int>(.Count("dna")))
let count = dataStack.queryValue(
From(model.entityType),
Select<Int>(.Count("dna"))
)
if count > 0 {
self.setEnabled(true)
}
else {
for i: Int64 in 0 ..< 20 {
dataStack.beginAsynchronous { (transaction) -> Void in
for j: Int64 in 0 ..< 500 {
let organism = transaction.create(Into(model.entityType)) as! OrganismProtocol
organism.dna = (i * 500) + j + 1
organism.mutate()
}
transaction.commit()
}
}
dataStack.beginAsynchronous { [weak self] (transaction) -> Void in
for i: Int64 in 1 ..< 10000 {
let organism = transaction.create(Into(model.entityType)) as! OrganismProtocol
organism.dna = i
organism.mutate()
}
transaction.commit { result -> Void in
transaction.commit { _ in
self?.setEnabled(true)
}