Add core classes.

Claunia.Localization.Core/LocalizedString.cs

@@ -0,0 +1,103 @@
+using System;
+using System.Collections.ObjectModel;
+
+namespace Claunia.Localization.Core
+{
+    /// <summary>
+    ///     Represent a localized string
+    /// </summary>
+    public sealed class LocalizedString
+    {
+        readonly ObservableCollection<Plural> plurals;
+        string                                comments;
+        string                                locale;
+        internal EventHandler                 Modified;
+        string                                singular;
+        int?                                  translator;
+
+        internal LocalizedString()
+        {
+            plurals                   =  new ObservableCollection<Plural>();
+            plurals.CollectionChanged += (sender, args) => Modified?.Invoke(this, EventArgs.Empty);
+            Plurals                   =  new ReadOnlyObservableCollection<Plural>(plurals);
+        }
+
+        /// <summary>
+        ///     Contains the singular, or only, text for this string
+        /// </summary>
+        public string Singular
+        {
+            get => singular;
+            set
+            {
+                singular = value;
+                Modified?.Invoke(this, EventArgs.Empty);
+            }
+        }
+
+        /// <summary>
+        ///     Which locale this string is in. Format is ll_CC with ll as ISO 639-2 language code and CC as ISO 3166 two letter
+        ///     uppercase country code. _CC can be omitted.
+        /// </summary>
+        public string Locale
+        {
+            get => locale;
+            set
+            {
+                locale = value;
+                Modified?.Invoke(this, EventArgs.Empty);
+            }
+        }
+
+        /// <summary>
+        ///     ID of the translator, in this localization, that wrote this string
+        /// </summary>
+        public int? Translator
+        {
+            get => translator;
+            set
+            {
+                translator = value;
+                Modified?.Invoke(this, EventArgs.Empty);
+            }
+        }
+
+        /// <summary>
+        ///     Translator comments
+        /// </summary>
+        public string Comments
+        {
+            get => comments;
+            set
+            {
+                comments = value;
+                Modified?.Invoke(this, EventArgs.Empty);
+            }
+        }
+
+        /// <summary>
+        ///     Plural forms for this string
+        /// </summary>
+        public ReadOnlyObservableCollection<Plural> Plurals { get; }
+
+        /// <summary>
+        ///     Initializes a new plural in this message
+        /// </summary>
+        /// <returns>The newly initialized plural</returns>
+        public Plural NewPlural()
+        {
+            Plural parameter = new Plural();
+            parameter.Modified += Modified;
+            plurals.Add(parameter);
+
+            return parameter;
+        }
+
+        /// <summary>
+        ///     Removes a plural
+        /// </summary>
+        /// <param name="parameter">The plural to remove</param>
+        /// <returns><c>true</c> if the plural string has been removed successfully, <c>false</c> otherwise</returns>
+        public bool RemovePlural(Plural parameter) => plurals.Remove(parameter);
+    }
+}