30 lines
637 B
Swift
30 lines
637 B
Swift
// Copyright © 2020 Metabolist. All rights reserved.
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import Foundation
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import Mastodon
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struct AttachmentViewModel {
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let attachment: Attachment
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init(attachment: Attachment) {
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self.attachment = attachment
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}
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}
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extension AttachmentViewModel {
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var aspectRatio: Double? {
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if
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let info = attachment.meta?.original,
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let width = info.width,
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let height = info.height,
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width != 0,
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height != 0 {
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let aspectRatio = Double(width) / Double(height)
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return aspectRatio.isNaN ? nil : aspectRatio
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}
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return nil
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}
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}
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