34 lines
1.2 KiB
Swift
34 lines
1.2 KiB
Swift
import Foundation
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class WordReplacementService {
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static let shared = WordReplacementService()
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private init() {}
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func applyReplacements(to text: String) -> String {
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guard let replacements = UserDefaults.standard.dictionary(forKey: "wordReplacements") as? [String: String],
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!replacements.isEmpty else {
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return text // No replacements to apply
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}
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var modifiedText = text
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// Apply each replacement (case-insensitive, whole word)
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for (original, replacement) in replacements {
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// Create a regular expression that matches the word boundaries
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let pattern = "\\b\(NSRegularExpression.escapedPattern(for: original))\\b"
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if let regex = try? NSRegularExpression(pattern: pattern, options: .caseInsensitive) {
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let range = NSRange(modifiedText.startIndex..., in: modifiedText)
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modifiedText = regex.stringByReplacingMatches(
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in: modifiedText,
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options: [],
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range: range,
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withTemplate: replacement
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)
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}
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}
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return modifiedText
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}
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}
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