100 lines
2.5 KiB
Swift
100 lines
2.5 KiB
Swift
//
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// VehiclesArchive.swift
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// AutoCatCore
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//
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// Created by Selim Mustafaev on 19.01.2025.
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// Copyright © 2025 Selim Mustafaev. All rights reserved.
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//
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import SwiftUI
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public enum VehiclesArchiveError: LocalizedError {
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case filedCreateCsv
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public var errorDescription: String? {
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switch self {
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case .filedCreateCsv: "Failed to create csv data for vehicles"
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}
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}
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}
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public final class VehiclesArchive {
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var vehicles: [VehicleDto]
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let apiService: ApiServiceProtocol?
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let filter: Filter?
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public init(vehiles: [VehicleDto]) {
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self.vehicles = vehiles
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self.apiService = nil
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self.filter = nil
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}
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public init(apiService: ApiServiceProtocol, filter: Filter) {
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self.apiService = apiService
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self.filter = filter
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self.vehicles = []
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}
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func makeCsvString() throws -> String {
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var result = ""
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let newLine: Character = "\r\n"
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result.append(VehicleDto.csvHeader)
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result.append(newLine)
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for vehicle in vehicles {
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result.append(vehicle.csvLine)
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result.append(newLine)
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}
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return result
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}
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func loadVehiclesIfNeeded() async throws {
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if let apiService, let filter {
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let result = try await apiService.getVehicles(with: filter, pageToken: nil, pageSize: 0)
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vehicles = result.items
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}
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}
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func makeCsvData() async throws -> Data {
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try await loadVehiclesIfNeeded()
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let csvString = try makeCsvString()
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if let data = csvString.data(using: .utf8){
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return data
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} else {
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throw VehiclesArchiveError.filedCreateCsv
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}
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}
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}
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extension VehiclesArchive: Transferable {
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public static var fileName: String {
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"autocat.csv"
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}
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public static var transferRepresentation: some TransferRepresentation {
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DataRepresentation(exportedContentType: .commaSeparatedText) { archive in
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try await archive.makeCsvData()
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}
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.suggestedFileName(fileName)
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FileRepresentation(exportedContentType: .commaSeparatedText) { archive in
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let data = try await archive.makeCsvData()
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let url = FileManager.default.tmpUrl(name: "search", ext: "csv")
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try data.write(to: url)
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return SentTransferredFile(url, allowAccessingOriginalFile: false)
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}
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}
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}
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