wehub-resource-sync
62 lines
2.2 KiB
Swift
62 lines
2.2 KiB
Swift
import AppKit
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@MainActor
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enum MenuBarStatusItemPlacementPreflight {
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static let preferredPositionPrefix = "NSStatusItem Preferred Position "
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static let suspiciousPreferredPositionPadding: Double = 512
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static func preferredPositionKey(autosaveName: String) -> String {
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"\(self.preferredPositionPrefix)\(autosaveName)"
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}
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@discardableResult
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static func prepare(
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defaults: UserDefaults,
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autosaveName: String,
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legacyDefaultItemIndex: Int? = nil,
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maximumPreferredPosition: Double? = currentMaximumPreferredPosition())
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-> Bool
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{
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let key = self.preferredPositionKey(autosaveName: autosaveName)
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var repaired = self.clearPreferredPositionIfNeeded(
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defaults: defaults,
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key: key,
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maximumPreferredPosition: maximumPreferredPosition)
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if let legacyDefaultItemIndex {
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let legacyKey = self.preferredPositionKey(autosaveName: "Item-\(legacyDefaultItemIndex)")
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repaired = self.clearPreferredPositionIfNeeded(
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defaults: defaults,
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key: legacyKey,
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maximumPreferredPosition: maximumPreferredPosition) || repaired
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}
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return repaired
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}
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static func shouldClearPreferredPosition(_ value: Any, maximumPreferredPosition: Double?) -> Bool {
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guard let number = value as? NSNumber else { return true }
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let position = number.doubleValue
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if position <= 0 {
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return true
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}
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guard let maximumPreferredPosition else { return false }
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return position > maximumPreferredPosition + self.suspiciousPreferredPositionPadding
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}
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private static func clearPreferredPositionIfNeeded(
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defaults: UserDefaults,
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key: String,
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maximumPreferredPosition: Double?)
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-> Bool
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{
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guard let value = defaults.object(forKey: key),
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self.shouldClearPreferredPosition(value, maximumPreferredPosition: maximumPreferredPosition)
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else { return false }
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defaults.removeObject(forKey: key)
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return true
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}
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private static func currentMaximumPreferredPosition() -> Double? {
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NSScreen.screens.map { Double($0.frame.maxX) }.max()
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}
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}
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