Improves error handling when fetching multiple sources

Fetching sources is no longer all or nothing. Now if a source cannot be fetched, it won’t prevent other sources from being updated.
This commit is contained in:
Riley Testut
2020-08-27 16:23:50 -07:00
parent ad33f6e1fb
commit b7564207b3
11 changed files with 262 additions and 116 deletions

View File

@@ -104,43 +104,52 @@ class StoreApp: NSManagedObject, Decodable, Fetchable
{
guard let context = decoder.managedObjectContext else { preconditionFailure("Decoder must have non-nil NSManagedObjectContext.") }
super.init(entity: StoreApp.entity(), insertInto: nil)
// Must initialize with context in order for child context saves to work correctly.
super.init(entity: StoreApp.entity(), insertInto: context)
let container = try decoder.container(keyedBy: CodingKeys.self)
self.name = try container.decode(String.self, forKey: .name)
self.bundleIdentifier = try container.decode(String.self, forKey: .bundleIdentifier)
self.developerName = try container.decode(String.self, forKey: .developerName)
self.localizedDescription = try container.decode(String.self, forKey: .localizedDescription)
self.subtitle = try container.decodeIfPresent(String.self, forKey: .subtitle)
self.version = try container.decode(String.self, forKey: .version)
self.versionDate = try container.decode(Date.self, forKey: .versionDate)
self.versionDescription = try container.decodeIfPresent(String.self, forKey: .versionDescription)
self.iconURL = try container.decode(URL.self, forKey: .iconURL)
self.screenshotURLs = try container.decodeIfPresent([URL].self, forKey: .screenshotURLs) ?? []
self.downloadURL = try container.decode(URL.self, forKey: .downloadURL)
if let tintColorHex = try container.decodeIfPresent(String.self, forKey: .tintColor)
do
{
guard let tintColor = UIColor(hexString: tintColorHex) else {
throw DecodingError.dataCorruptedError(forKey: .tintColor, in: container, debugDescription: "Hex code is invalid.")
let container = try decoder.container(keyedBy: CodingKeys.self)
self.name = try container.decode(String.self, forKey: .name)
self.bundleIdentifier = try container.decode(String.self, forKey: .bundleIdentifier)
self.developerName = try container.decode(String.self, forKey: .developerName)
self.localizedDescription = try container.decode(String.self, forKey: .localizedDescription)
self.subtitle = try container.decodeIfPresent(String.self, forKey: .subtitle)
self.version = try container.decode(String.self, forKey: .version)
self.versionDate = try container.decode(Date.self, forKey: .versionDate)
self.versionDescription = try container.decodeIfPresent(String.self, forKey: .versionDescription)
self.iconURL = try container.decode(URL.self, forKey: .iconURL)
self.screenshotURLs = try container.decodeIfPresent([URL].self, forKey: .screenshotURLs) ?? []
self.downloadURL = try container.decode(URL.self, forKey: .downloadURL)
if let tintColorHex = try container.decodeIfPresent(String.self, forKey: .tintColor)
{
guard let tintColor = UIColor(hexString: tintColorHex) else {
throw DecodingError.dataCorruptedError(forKey: .tintColor, in: container, debugDescription: "Hex code is invalid.")
}
self.tintColor = tintColor
}
self.tintColor = tintColor
self.size = try container.decode(Int32.self, forKey: .size)
self.isBeta = try container.decodeIfPresent(Bool.self, forKey: .isBeta) ?? false
let permissions = try container.decodeIfPresent([AppPermission].self, forKey: .permissions) ?? []
self._permissions = NSOrderedSet(array: permissions)
}
catch
{
if let context = self.managedObjectContext
{
context.delete(self)
}
throw error
}
self.size = try container.decode(Int32.self, forKey: .size)
self.isBeta = try container.decodeIfPresent(Bool.self, forKey: .isBeta) ?? false
let permissions = try container.decodeIfPresent([AppPermission].self, forKey: .permissions) ?? []
context.insert(self)
// Must assign after we're inserted into context.
self._permissions = NSOrderedSet(array: permissions)
}
}