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CalendarPermission.swift
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CalendarPermission.swift
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// The MIT License (MIT)
// Copyright © 2022 Sparrow Code LTD (https://sparrowcode.io, hello@sparrowcode.io)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
#if PERMISSIONSKIT_SPM
import PermissionsKit
#endif
#if os(iOS) && PERMISSIONSKIT_CALENDAR
import Foundation
import EventKit
public extension Permission {
static var calendar: CalendarPermission {
return CalendarPermission(kind: .calendar(access: .full))
}
}
@available(iOS 17.0, *)
public extension Permission {
static var calendarWriteOnly: CalendarPermission {
return CalendarPermission(kind: .calendar(access: .write))
}
}
public class CalendarPermission: Permission {
private var _kind: Permission.Kind
// MARK: - Init
init(kind: Permission.Kind) {
self._kind = kind
}
open override var kind: Permission.Kind { self._kind }
open var usageDescriptionKey: String? {
if #available(iOS 17, *) {
switch kind {
case .calendar(let access):
switch access {
case .full:
return "NSCalendarsFullAccessUsageDescription"
case .write:
return "NSCalendarsWriteOnlyAccessUsageDescription"
}
default:
fatalError()
}
} else {
return "NSCalendarsUsageDescription"
}
}
public override var status: Permission.Status {
switch EKEventStore.authorizationStatus(for: EKEntityType.event) {
case .authorized: return .authorized
case .denied: return .denied
case .fullAccess: return .authorized
case .notDetermined: return .notDetermined
case .restricted: return .denied
case .writeOnly:
if #available(iOS 17, *) {
switch kind {
case .calendar(let access):
switch access {
case .full:
return .denied
case .write:
return .authorized
}
default:
fatalError()
}
} else {
return .authorized
}
@unknown default: return .denied
}
}
public override func request(completion: @escaping () -> Void) {
let eventStore = EKEventStore()
if #available(iOS 17.0, *) {
let requestWriteOnly = {
eventStore.requestWriteOnlyAccessToEvents { (accessGranted: Bool, error: Error?) in
DispatchQueue.main.async {
completion()
}
}
}
let requestFull = {
eventStore.requestWriteOnlyAccessToEvents { (accessGranted: Bool, error: Error?) in
DispatchQueue.main.async {
completion()
}
}
}
switch kind {
case .calendar(let access):
if access == .write {
requestWriteOnly()
} else {
requestFull()
}
default:
requestFull()
}
} else {
eventStore.requestAccess(to: EKEntityType.event) { (accessGranted: Bool, error: Error?) in
DispatchQueue.main.async {
completion()
}
}
}
}
}
#endif