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// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
namespace WixToolset.Core.Link
{
using System;
using System.Collections.Generic;
using System.Linq;
using WixToolset.Data;
using WixToolset.Extensibility.Services;
internal class CollateLocalizationsCommand
{
public CollateLocalizationsCommand(IMessaging messaging, IEnumerable<Localization> localizations)
{
this.Messaging = messaging;
this.Localizations = localizations;
}
private IMessaging Messaging { get; }
private IEnumerable<Localization> Localizations { get; }
public Dictionary<string, Localization> Execute()
{
var localizationsByCulture = new Dictionary<string, Localization>(StringComparer.OrdinalIgnoreCase);
foreach (var localization in this.Localizations)
{
if (localizationsByCulture.TryGetValue(localization.Culture, out var existingCulture))
{
var merged = this.Merge(existingCulture, localization);
localizationsByCulture[localization.Culture] = merged;
}
else
{
localizationsByCulture.Add(localization.Culture, localization);
}
}
return localizationsByCulture;
}
private Localization Merge(Localization existingLocalization, Localization localization)
{
var variables = existingLocalization.Variables.ToDictionary(v => v.Id);
var controls = existingLocalization.LocalizedControls.ToDictionary(kvp => kvp.Key, kvp => kvp.Value);
foreach (var newVariable in localization.Variables)
{
if (!variables.TryGetValue(newVariable.Id, out var existingVariable) || (existingVariable.Overridable && !newVariable.Overridable))
{
variables[newVariable.Id] = newVariable;
}
else if (!newVariable.Overridable)
{
this.Messaging.Write(ErrorMessages.DuplicateLocalizationIdentifier(newVariable.SourceLineNumbers, newVariable.Id));
}
}
foreach (var localizedControl in localization.LocalizedControls)
{
if (!controls.ContainsKey(localizedControl.Key))
{
controls.Add(localizedControl.Key, localizedControl.Value);
}
}
return new Localization(existingLocalization.Codepage, existingLocalization.Culture, variables, controls);
}
}
}
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