initial project commit

.gitignore

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+Demo/Bulletin.xcodeproj/project.xcworkspace/xcuserdata/pranav.xcuserdatad/UserInterfaceState.xcuserstate
+Demo/Bulletin.xcodeproj/xcuserdata/pranav.xcuserdatad/xcschemes/xcschememanagement.plist

BulletinSDK/BulletinDataStore.swift

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+//
+//  BulletinDataStore.swift
+//  Bulletin
+//
+//  Created by Pranav Panchal on 22/09/22.
+//
+
+import Foundation
+
+class BulletinDataStore {
+
+
+    // MARK: - Variable
+    public private(set) var data = [BulletinInfo]()
+
+
+    // MARK: - Initialisation Methods
+    public init() {}
+
+    public init?(attributes: [String : Any]) {
+
+    }
+
+
+    // MARK: - Helper Methods
+    public func registerVersionInfo(version: Version, items: [[String: Any]]) {
+
+        var bulletinItems = [BulletinItem]()
+        for itemAttributes in items  {
+            guard let bulletinItem = BulletinItem.createBulletinItem(forAttributes: itemAttributes) else { continue }
+            bulletinItems.append(bulletinItem)
+        }
+
+        registerVersionInfo(version: version, items: bulletinItems)
+    }
+
+    public func registerVersionInfo(version: Version, items: [BulletinItem])   {
+
+        // Validation
+        guard items.isEmpty == false else { return }
+
+        // Create Bulletin Info Object
+        let bulletinInfo = BulletinInfo(version: version, items: items)
+
+        for (i,item) in data.enumerated()    {
+
+            // Check If Same Version Available In Data
+            if item.version == version  {
+
+                // Remove Value
+                data.remove(at: i)
+
+                // Add New Value
+                data.append(bulletinInfo)
+                return
+            }
+        }
+
+        data.append(bulletinInfo)
+    }
+
+    public func getData(fromNewVersion newVersion: Version?, toOldVersion oldVersion: Version?, limit: Int? = nil) -> [BulletinInfo]? {
+
+        // Sort Bulletin Info
+        let sortedInfos = data.sorted(by: { $0.version > $1.version })
+
+        var filteredInfos = [BulletinInfo]()
+        for info in sortedInfos  {
+
+            // Add Info Only When Conditions Are True
+            if let newVersion = newVersion, info.version <= newVersion {
+                filteredInfos.append(info)
+            } else if let oldVersion = oldVersion, info.version >= oldVersion {
+                filteredInfos.append(info)
+            } else {
+                filteredInfos.append(info)
+            }
+
+            // Validation For Limit
+            if let limit = limit, filteredInfos.count >= limit {
+                return filteredInfos
+            }
+        }
+
+        return filteredInfos
+    }
+}

BulletinSDK/BulletinSDK.swift

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+//
+//  BulletinSDK.swift
+//  Bulletin
+//
+//  Created by Pranav Panchal on 22/09/22.
+//
+
+import Foundation
+
+class BulletinSDK   {
+
+
+    // MARK: - Variables
+    public let dataStore: BulletinDataStore
+
+
+    // MARK: Initialisation Method
+    public init(dataStore: BulletinDataStore, appearance: Appearance) {
+
+        // Set Data Store
+        self.dataStore = dataStore
+        applyAppearance(theme: appearance)
+    }
+
+
+    // MARK: - Helper Methods
+    public func getFullBulletin() -> BulletinListVC? {
+
+        // Get   Bulletin Items
+        let items = dataStore.getData(fromNewVersion: nil, toOldVersion: nil)
+
+        // Show Bulletin
+        return getBulletin(items: items)
+    }
+
+    public func getLastBulletins(limit: Int = 1) -> BulletinListVC? {
+
+        // Get Bulletin Items
+        let items = dataStore.getData(fromNewVersion: nil, toOldVersion: nil, limit: limit)
+
+        // Show Bulletin
+        return getBulletin(items: items)
+    }
+
+    public func getUnseenBulletins(limit: Int? = nil) -> BulletinListVC? {
+
+        // Get Last Seen Version
+        guard let lastSeenVersion = UserDefaults.lastSeenVersion else { return nil }
+
+        // Get Bulletin Items
+        let items = dataStore.getData(fromNewVersion: lastSeenVersion, toOldVersion: nil, limit: limit)
+
+        // Show Bulletin
+        return getBulletin(items: items)
+    }
+
+    private func getBulletin(items: [BulletinInfo]?) -> BulletinListVC? {
+
+        // Validation
+        guard let items = items,
+              items.isEmpty == false else { return nil }
+
+        let bulletinListVC = BulletinListVC.instance(items: items)
+
+        return bulletinListVC
+    }
+
+    private func applyAppearance(theme: Appearance)  {
+
+        // Apply Theme
+        switch theme {
+            case .darkKnight:
+
+            // Apply Dark Knight Theme
+            Appearance.darkKnight.apply(shouldBroadcastUpdate: true)
+
+            case .whiteKnight:
+
+            // Apply Dark Knight Theme
+            Appearance.whiteKnight.apply(shouldBroadcastUpdate: true)
+        }
+
+    }
+}

BulletinSDK/Classes/Base/View/BaseCollectionViewCell.swift

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+//
+//  BaseTableViewCell.swift
+//  Bulletin
+//
+//  Created by Daxesh Nagar on 17/07/23.
+//  Copyright © 2023 Copyright © 2022 Zanmai Labs Private Limited. All rights reserved.
+//
+
+import UIKit
+
+class BaseCollectionViewCell: UICollectionViewCell {
+
+    // MARK: - Constants
+    public class func identifier() -> String {
+        return String(describing: self)
+    }
+
+
+    // MARK: - Initialisation Methods
+    override func awakeFromNib() {
+        super.awakeFromNib()
+
+        if #available(iOS 13.0, *) {
+            layer.cornerCurve = .continuous
+        }
+
+        // Load Variables
+        loadVariables()
+
+        // Update Appearance
+        updateAppearance()
+
+    }
+
+
+    // MARK: - Override Methods
+    open func loadVariables()  {
+        // Override This Method In Subclass To Initialize Variables
+    }
+
+    open func updateAppearance()  {
+        // Override This Method In Subclass To Set/Update Appearance
+    }
+
+}

BulletinSDK/Classes/Categories/NSAttributedString+Utility.swift

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+//
+//  NSAttributedString+Utility.swift
+//  Bulletin
+//
+//  Created by Daxesh Nagar on 21/07/23.
+//  Copyright © 2023 Copyright © 2022 Zanmai Labs Private Limited. All rights reserved.
+//
+
+import Foundation
+
+extension NSAttributedString {
+
+    var trailingNewlineChopped: NSAttributedString {
+        if string.hasSuffix("\n") {
+            return attributedSubstring(from: NSRange(location: 0, length: length - 1))
+        } else {
+            return self
+        }
+    }
+}

BulletinSDK/Classes/Categories/String+HTML.swift

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+//
+//  String+HTML.swift
+//  Bulletin
+//
+//  Created by Daxesh Nagar on 21/07/23.
+//  Copyright © 2023 Copyright © 2022 Zanmai Labs Private Limited. All rights reserved.
+//
+
+import UIKit
+
+extension String {
+
+    public func html2AttributedString(usingFont font: UIFont?, color: UIColor = .black) -> NSMutableAttributedString?    {
+
+        let text : String
+
+        // Add Font Attributes
+        if let font = font {
+            let colorHashCode = color.hexString()
+            let startTag = "<SPAN style=\"font-size:\(font.pointSize)px; font-family:'\(font.fontName)','-apple-system'; color:\(colorHashCode)\">"
+            let endTag = "</SPAN>"
+            text = (startTag + self + endTag)
+        }
+        else    {
+            text = self as String
+        }
+
+        // Convert HTML To Attributed String
+        do {
+            return try NSMutableAttributedString(data: Data(text.utf8), options: [.documentType: NSAttributedString.DocumentType.html, .characterEncoding: String.Encoding.utf8.rawValue], documentAttributes: nil)
+        } catch {
+            print("error:", error)
+            return nil
+        }
+
+    }
+}
+

BulletinSDK/Classes/Categories/String+Unicode.swift

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+//
+//  String+Unicode.swift
+//  Bulletin
+//
+//  Created by Daxesh Nagar on 26/07/23.
+//  Copyright © 2023 Copyright © 2022 Zanmai Labs Private Limited. All rights reserved.
+//
+
+import Foundation
+
+extension String {
+
+    var unicodeString: String? {
+        if let charCode = UInt32(self, radix: 16),
+           let unicode = UnicodeScalar(charCode) {
+            let str = String(unicode)
+            return str
+        }
+        return nil
+    }
+}