refactor: Update backgroundColor(from:) with array

Sources/InfomaniakCoreUI/Constants.swift

@@ -0,0 +1,27 @@
+/*
+ Infomaniak Core UI - iOS
+ Copyright (C) 2023 Infomaniak Network SA
+
+ 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 <http://www.gnu.org/licenses/>.
+ */
+
+import SwiftUI
+
+public enum Constants {
+    public static let organisationColors: [UIColor] = {
+        return Array(0...9)
+            .map { UIColor(named: "organisationColor\($0)", in: Bundle.module, compatibleWith: nil) }
+            .compactMap { $0 }
+    }()
+}

Sources/InfomaniakCoreUI/Extension/UIKit/UIColor+Extension.swift

@@ -38,8 +38,8 @@ public extension UIColor {
                   alpha: 1)
     }
 
-    class func backgroundColor(from userId: Int) -> UIColor {
-        let colorIndex = userId % 9
-        return UIColor(named: "organisationColor\(colorIndex)", in: Bundle.module, compatibleWith: nil) ?? .darkGray
+    class func backgroundColor(from userId: Int, with colors: [UIColor] = Constants.organisationColors) -> UIColor {
+        let colorIndex = abs(userId % colors.count)
+        return colors[colorIndex]
     }
 }