Basic SwiftPM support

.gitignore

@@ -0,0 +1,118 @@
+
+# Created by https://www.gitignore.io/api/macos,swift,swiftpackagemanager
+# Edit at https://www.gitignore.io/?templates=macos,swift,swiftpackagemanager
+
+### macOS ###
+# General
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Icon must end with two \r
+Icon
+
+# Thumbnails
+._*
+
+# Files that might appear in the root of a volume
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+.com.apple.timemachine.donotpresent
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
+
+### Swift ###
+# Xcode
+#
+# gitignore contributors: remember to update Global/Xcode.gitignore, Objective-C.gitignore & Swift.gitignore
+
+## Build generated
+build/
+DerivedData/
+
+## Various settings
+*.pbxuser
+!default.pbxuser
+*.mode1v3
+!default.mode1v3
+*.mode2v3
+!default.mode2v3
+*.perspectivev3
+!default.perspectivev3
+xcuserdata/
+
+## Other
+*.moved-aside
+*.xccheckout
+*.xcscmblueprint
+
+## Obj-C/Swift specific
+*.hmap
+*.ipa
+*.dSYM.zip
+*.dSYM
+
+## Playgrounds
+timeline.xctimeline
+playground.xcworkspace
+
+# Swift Package Manager
+# Add this line if you want to avoid checking in source code from Swift Package Manager dependencies.
+# Packages/
+# Package.pins
+# Package.resolved
+.build/
+# Add this line if you want to avoid checking in Xcode SPM integration.
+# .swiftpm/xcode
+
+# CocoaPods
+# We recommend against adding the Pods directory to your .gitignore. However
+# you should judge for yourself, the pros and cons are mentioned at:
+# https://guides.cocoapods.org/using/using-cocoapods.html#should-i-check-the-pods-directory-into-source-control
+# Pods/
+# Add this line if you want to avoid checking in source code from the Xcode workspace
+# *.xcworkspace
+
+# Carthage
+# Add this line if you want to avoid checking in source code from Carthage dependencies.
+# Carthage/Checkouts
+
+Carthage/Build
+
+# Accio dependency management
+Dependencies/
+.accio/
+
+# fastlane
+# It is recommended to not store the screenshots in the git repo. Instead, use fastlane to re-generate the
+# screenshots whenever they are needed.
+# For more information about the recommended setup visit:
+# https://docs.fastlane.tools/best-practices/source-control/#source-control
+
+fastlane/report.xml
+fastlane/Preview.html
+fastlane/screenshots/**/*.png
+fastlane/test_output
+
+# Code Injection
+# After new code Injection tools there's a generated folder /iOSInjectionProject
+# https://github.com/johnno1962/injectionforxcode
+
+iOSInjectionProject/
+
+### SwiftPackageManager ###
+Packages
+xcuserdata
+*.xcodeproj
+
+
+# End of https://www.gitignore.io/api/macos,swift,swiftpackagemanager

Package.swift

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+// swift-tools-version:5.1
+// The swift-tools-version declares the minimum version of Swift required to build this package.
+
+import PackageDescription
+
+let package = Package(
+    name: "RKCalendar",
+    platforms: [
+        .iOS(.v13),
+    ],
+    products: [
+        // Products define the executables and libraries produced by a package, and make them visible to other packages.
+        .library(
+            name: "RKCalendar",
+            targets: ["RKCalendar"]),
+    ],
+    dependencies: [
+        // Dependencies declare other packages that this package depends on.
+        // .package(url: /* package url */, from: "1.0.0"),
+    ],
+    targets: [
+        // Targets are the basic building blocks of a package. A target can define a module or a test suite.
+        // Targets can depend on other targets in this package, and on products in packages which this package depends on.
+        .target(
+            name: "RKCalendar",
+            dependencies: []),
+        // .testTarget(
+        //     name: "RKCalendarTests",
+        //     dependencies: ["RKCalendar"]),
+    ]
+)

Sources/RKCalendar/RKColorSettings.swift

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+//
+//  RKColorSettings.swift
+//  RKCalendar
+//
+//  Copyright © 2019 Raffi Kian. All rights reserved.
+//
+
+import Foundation
+import Combine
+import SwiftUI
+
+public class RKColorSettings : ObservableObject {
+
+    // foreground colors
+    @Published public var textColor: Color = Color.primary
+    @Published public var todayColor: Color = Color.white
+    @Published public var selectedColor: Color = Color.white
+    @Published public var disabledColor: Color = Color.gray
+    @Published public var betweenStartAndEndColor: Color = Color.white
+    // background colors
+    @Published public var textBackColor: Color = Color.clear
+    @Published public var todayBackColor: Color = Color.gray
+    @Published public var selectedBackColor: Color = Color.red
+    @Published public var disabledBackColor: Color = Color.clear
+    @Published public var betweenStartAndEndBackColor: Color = Color.blue
+    // headers foreground colors
+    @Published public var weekdayHeaderColor: Color = Color.primary
+    @Published public var monthHeaderColor: Color = Color.primary
+    // headers background colors
+    @Published public var weekdayHeaderBackColor: Color = Color.clear
+    @Published public var monthBackColor: Color = Color.clear
+
+}

Sources/RKCalendar/RKManager.swift

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+//
+//  RKManager.swift
+//  RKCalendar
+//
+//  Created by Raffi Kian on 7/14/19.
+//  Copyright © 2019 Raffi Kian. All rights reserved.
+//
+
+import SwiftUI
+
+public class RKManager : ObservableObject {
+
+    @Published public var calendar = Calendar.current
+    @Published public var minimumDate: Date = Date()
+    @Published public var maximumDate: Date = Date()
+    @Published public var disabledDates: [Date] = [Date]()
+    @Published public var selectedDates: [Date] = [Date]()
+    @Published public var selectedDate: Date! = nil
+    @Published public var startDate: Date! = nil
+    @Published public var endDate: Date! = nil
+
+    @Published public var mode: Int = 0
+
+    public var colors = RKColorSettings()
+
+    public init(calendar: Calendar, minimumDate: Date, maximumDate: Date, selectedDates: [Date] = [Date](), mode: Int) {
+        self.calendar = calendar
+        self.minimumDate = minimumDate
+        self.maximumDate = maximumDate
+        self.selectedDates = selectedDates
+        self.mode = mode
+    }
+
+    public func selectedDatesContains(date: Date) -> Bool {
+        if let _ = self.selectedDates.first(where: { calendar.isDate($0, inSameDayAs: date) }) {
+            return true
+        }
+        return false
+    }
+
+    public func selectedDatesFindIndex(date: Date) -> Int? {
+        return self.selectedDates.firstIndex(where: { calendar.isDate($0, inSameDayAs: date) })
+    }
+
+    public func disabledDatesContains(date: Date) -> Bool {
+        if let _ = self.disabledDates.first(where: { calendar.isDate($0, inSameDayAs: date) }) {
+            return true
+        }
+        return false
+    }
+
+    public func disabledDatesFindIndex(date: Date) -> Int? {
+        return self.disabledDates.firstIndex(where: { calendar.isDate($0, inSameDayAs: date) })
+    }
+
+}

RKCalendar/Manager/RKViewController.swift → Sources/RKCalendar/RKViewController.swift

@@ -8,19 +8,24 @@
 
 import SwiftUI
 
-struct RKViewController: View {
+public struct RKViewController: View {
 
-    @Binding var isPresented: Bool
+    var isPresented: Binding<Bool>
 
     @ObservedObject var rkManager: RKManager
 
-    var body: some View {
+    public init (isPresented: Binding<Bool>, rkManager: RKManager) {
+        self.isPresented = isPresented
+        self.rkManager = rkManager
+    }
+
+    public var body: some View {
         Group {
             RKWeekdayHeader(rkManager: self.rkManager)
             Divider()
             List {
                 ForEach(0..<numberOfMonths()) { index in
-                    RKMonth(isPresented: self.$isPresented, rkManager: self.rkManager, monthOffset: index)
+                    RKMonth(isPresented: self.isPresented, rkManager: self.rkManager, monthOffset: index)
                 }
                 Divider()
             }