/// <summary>
/// Merge the contents of an enumerable IIssueStore into this IIssueStore
/// </summary>
/// <param name="sourceStore">The IssueStore that will provide the data</param>
/// <returns>The number of issues merged/added</returns>
/// <exception cref="InvalidOperationException">Thrown if the incompatible stores are chosen</exception>
public static int MergeIssuesFromStore(this IIssueStore targetStore, IIssueStore sourceStore)
{
sourceStore.ArgumentIsNotNull(nameof(sourceStore));
targetStore.ArgumentIsNotNull(nameof(targetStore));
if (!sourceStore.IsEnumerable)
{
throw new InvalidOperationException("The Source store is not enumerable!");
}
if (!targetStore.IsUpdatable)
{
throw new InvalidOperationException("The Target store is not updatable!");
}
int issuesMergedOrAdded = 0;
foreach (Issue sourceIssue in sourceStore.Issues)
{
bool updated = false;
if (targetStore.TryFindIssue(sourceIssue.Fingerprint, out Issue existingIssue))
{
foreach (ILocation newLocation in sourceIssue.Locations)
{
updated |= (existingIssue.AddLocation(newLocation) == AddResult.ExistingItemUpdated);
}
}
else
{
updated |= (targetStore.AddIssue(sourceIssue) == AddResult.ItemAdded);
}
if (updated)
{
issuesMergedOrAdded++;
}
}
return(issuesMergedOrAdded);
}
