wehub-resource-sync
67 lines
1.9 KiB
Swift
67 lines
1.9 KiB
Swift
import Foundation
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enum CodexRateWindowNormalizer {
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static func normalize(
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primary: RateWindow?,
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secondary: RateWindow?)
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-> (primary: RateWindow?, secondary: RateWindow?)
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{
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switch (primary, secondary) {
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case let (.some(primaryWindow), .some(secondaryWindow)):
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switch (self.role(for: primaryWindow), self.role(for: secondaryWindow)) {
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case (.session, .weekly), (.session, .unknown), (.unknown, .weekly):
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(primaryWindow, secondaryWindow)
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case (.weekly, .session), (.weekly, .unknown):
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(secondaryWindow, primaryWindow)
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default:
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(primaryWindow, secondaryWindow)
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}
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case let (.some(primaryWindow), .none):
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switch role(for: primaryWindow) {
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case .weekly:
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(nil, primaryWindow)
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case .session, .unknown:
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(primaryWindow, nil)
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}
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case let (.none, .some(secondaryWindow)):
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switch self.role(for: secondaryWindow) {
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case .session, .unknown:
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(secondaryWindow, nil)
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case .weekly:
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(nil, secondaryWindow)
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}
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case (.none, .none):
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(nil, nil)
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}
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}
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private enum WindowRole {
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case session
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case weekly
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case unknown
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}
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private static func role(for window: RateWindow) -> WindowRole {
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switch window.windowMinutes {
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case 300:
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.session
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case 10080:
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.weekly
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default:
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.unknown
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}
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}
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}
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#if DEBUG
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extension CodexRateWindowNormalizer {
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static func _normalizeForTesting(
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primary: RateWindow?,
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secondary: RateWindow?)
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-> (primary: RateWindow?, secondary: RateWindow?)
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{
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self.normalize(primary: primary, secondary: secondary)
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}
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}
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#endif
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