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[rbdr/captura] / Captura / Intents / GetRemoteCaptures.swift

/*
 Copyright (C) 2024 Rubén Beltrán del Río

 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 (at your option) any later version.

 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with this program. If not, see https://captura.tranquil.systems.
 */
import AppIntents
import CoreData

struct GetRemoteCaptures: AppIntent {
    static var title: LocalizedStringResource = "Get remote captures"
    
    static var description =
        IntentDescription("Return a list of remote captures")
  
  @Parameter(title: "Count") var count: Int?
  
  static var parameterSummary: some ParameterSummary {
      Summary("Get \(\.$count) latest captures.")
  }
  
  func perform() async throws -> some IntentResult & ReturnsValue {
    let viewContext = PersistenceController.shared.container.viewContext
    let fetchRequest = NSFetchRequest<CapturaRemoteFile>(entityName: "CapturaRemoteFile")
    fetchRequest.fetchLimit = min(10, max(1, count ?? 5))
    fetchRequest.sortDescriptors = [NSSortDescriptor(key: "timestamp", ascending: false)]
    
    let results = await viewContext.perform {
      return try? viewContext.fetch(fetchRequest)
    }
    
    let finalResults = results?.compactMap { URL(string: $0.url ?? "")} ?? []
    return .result(value: finalResults)
  }
}