/// <summary>
/// Returns all <see cref="ConflictData"/>s for a set of new <see cref="AccessPoint"/> candidates.
/// </summary>
/// <param name="accessPoints">The set of <see cref="AccessPoint"/>s candidates to build the list for.</param>
/// <param name="appEntry">The <see cref="AppEntry"/> the <paramref name="accessPoints"/> are intended for.</param>
/// <returns>A dictionary of <see cref="AccessPoint.GetConflictIDs"/> mapping to the according <see cref="ConflictData"/>.</returns>
/// <exception cref="ConflictException">There are inner conflicts within <paramref name="accessPoints"/>.</exception>
/// <seealso cref="AccessPoint.GetConflictIDs"/>
public static IDictionary <string, ConflictData> GetConflictData(this IEnumerable <AccessPoint> accessPoints, AppEntry appEntry)
{
#region Sanity checks
if (accessPoints == null)
{
throw new ArgumentNullException(nameof(accessPoints));
}
if (appEntry == null)
{
throw new ArgumentNullException(nameof(appEntry));
}
#endregion
var newConflictIDs = new Dictionary <string, ConflictData>();
foreach (var accessPoint in accessPoints)
{
foreach (string conflictID in accessPoint.GetConflictIDs(appEntry))
{
var conflictData = new ConflictData(accessPoint, appEntry);
try
{
newConflictIDs.Add(conflictID, conflictData);
}
#region Error handling
catch (ArgumentException)
{
throw ConflictException.InnerConflict(conflictData, newConflictIDs[conflictID]);
}
#endregion
}
}
return(newConflictIDs);
}
/// <summary>
/// Checks new <see cref="AccessPoint"/> candidates for conflicts with existing ones.
/// </summary>
/// <param name="appList">The <see cref="AppList"/> containing the existing <see cref="AccessPoint"/>s.</param>
/// <param name="accessPoints">The set of <see cref="AccessPoint"/>s candidates to check.</param>
/// <param name="appEntry">The <see cref="AppEntry"/> the <paramref name="accessPoints"/> are intended for.</param>
/// <exception cref="KeyNotFoundException">An <see cref="AccessPoint"/> reference to a <see cref="Store.Model.Capabilities.Capability"/> is invalid.</exception>
/// <exception cref="ConflictException">One or more of the <paramref name="accessPoints"/> would cause a conflict with the existing <see cref="AccessPoint"/>s in <see cref="AppList"/>.</exception>
public static void CheckForConflicts([NotNull] this AppList appList, [NotNull, ItemNotNull, InstantHandle] IEnumerable <AccessPoint> accessPoints, [NotNull] AppEntry appEntry)
{
#region Sanity checks
if (appList == null)
{
throw new ArgumentNullException(nameof(appList));
}
if (accessPoints == null)
{
throw new ArgumentNullException(nameof(accessPoints));
}
if (appEntry == null)
{
throw new ArgumentNullException(nameof(appEntry));
}
#endregion
var newConflictData = accessPoints.GetConflictData(appEntry);
var existingConflictData = appList.Entries.GetConflictData();
foreach (var pair in newConflictData)
{
ConflictData existingEntry, newEntry = pair.Value;
if (existingConflictData.TryGetValue(pair.Key, out existingEntry))
{
// Ignore conflicts that are actually just re-applications of existing access points
if (existingEntry != newEntry)
{
throw ConflictException.NewConflict(existingEntry, newEntry);
}
}
}
}
/// <summary>
/// Creates an exception indicating a new desktop integration conflict.
/// </summary>
/// <param name="existingEntry">The existing entry that is preventing <paramref name="newEntry"/> from being applied.</param>
/// <param name="newEntry">The new entry that is in conflict with <paramref name="existingEntry"/>.</param>
public static ConflictException NewConflict(ConflictData existingEntry, ConflictData newEntry)
{
string message = string.Format(Resources.AccessPointNewConflict, existingEntry, newEntry);
return(new ConflictException(message)
{
Entries = new[] { existingEntry, newEntry }
});
}
/// <summary>
/// Returns all <see cref="ConflictData"/>s for a set of existing <see cref="AppEntry"/>s.
/// </summary>
/// <param name="appEntries">The <see cref="AppEntry"/>s to build the list for.</param>
/// <returns>A dictionary of <see cref="AccessPoint.GetConflictIDs"/> mapping to the according <see cref="ConflictData"/>.</returns>
/// <exception cref="ConflictException">There are preexisting conflicts within <paramref name="appEntries"/>.</exception>
/// <seealso cref="AccessPoint.GetConflictIDs"/>
public static IDictionary <string, ConflictData> GetConflictData(this IEnumerable <AppEntry> appEntries)
{
#region Sanity checks
if (appEntries == null)
{
throw new ArgumentNullException(nameof(appEntries));
}
#endregion
var conflictIDs = new Dictionary <string, ConflictData>();
foreach (var appEntry in appEntries)
{
if (appEntry.AccessPoints == null)
{
continue;
}
foreach (var accessPoint in appEntry.AccessPoints.Entries)
{
foreach (string conflictID in accessPoint.GetConflictIDs(appEntry))
{
var conflictData = new ConflictData(accessPoint, appEntry);
try
{
conflictIDs.Add(conflictID, conflictData);
}
#region Error handling
catch (ArgumentException)
{
throw ConflictException.ExistingConflict(conflictIDs[conflictID], conflictData);
}
#endregion
}
}
}
return(conflictIDs);
}
