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Move GetDuplicateStatus implementations

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This commit is contained in:
Matt Nadareski
2025-05-02 19:54:23 -04:00
parent 7d35594040
commit f38fe9b007
8 changed files with 504 additions and 425 deletions
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62
SabreTools.DatFiles/ItemDictionary.cs
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@@ -447,6 +447,61 @@ namespace SabreTools.DatFiles
#endif
}
/// <summary>
/// Return the duplicate status of two items
/// </summary>
/// <param name="self">Current DatItem</param>
/// <param name="last">DatItem to check against</param>
/// <returns>The DupeType corresponding to the relationship between the two</returns>
public DupeType GetDuplicateStatus(DatItem? self, DatItem? last)
{
DupeType output = 0x00;
// If either item is null
if (self == null || last == null)
return output;
// If we don't have a duplicate at all, return none
if (!self.Equals(last))
return output;
// Get the sources for comparison
var selfSource = self.GetFieldValue<Source?>(DatItem.SourceKey);
var lastSource = last.GetFieldValue<Source?>(DatItem.SourceKey);
// Get the machines for comparison
var selfMachine = self.GetMachine();
string? selfMachineName = selfMachine?.GetName();
var lastMachine = last.GetMachine();
string? lastMachineName = lastMachine?.GetName();
// If the duplicate is external already
#if NET20 || NET35
if ((last.GetFieldValue<DupeType>(DatItem.DupeTypeKey) & DupeType.External) != 0)
#else
if (last.GetFieldValue<DupeType>(DatItem.DupeTypeKey).HasFlag(DupeType.External))
#endif
output |= DupeType.External;
// If the duplicate should be external
else if (lastSource?.Index != selfSource?.Index)
output |= DupeType.External;
// Otherwise, it's considered an internal dupe
else
output |= DupeType.Internal;
// If the item and machine names match
if (lastMachineName == selfMachineName && last.GetName() == self.GetName())
output |= DupeType.All;
// Otherwise, hash match is assumed
else
output |= DupeType.Hash;
return output;
}
/// <summary>
/// Merge an arbitrary set of DatItems based on the supplied information
/// </summary>
@@ -459,6 +514,9 @@ namespace SabreTools.DatFiles
if (items == null || items.Count == 0)
return [];
// Create placeholder object for checking duplicates
var dupDict = new ItemDictionary();
// Create output list
List<DatItem> output = [];
@@ -492,7 +550,7 @@ namespace SabreTools.DatFiles
}
// Find the index of the first duplicate, if one exists
int pos = output.FindIndex(lastItem => datItem.GetDuplicateStatus(lastItem) != 0x00);
int pos = output.FindIndex(lastItem => dupDict.GetDuplicateStatus(datItem, lastItem) != 0x00);
if (pos < 0)
{
output.Add(datItem);
@@ -501,7 +559,7 @@ namespace SabreTools.DatFiles
// Get the duplicate item
DatItem savedItem = output[pos];
DupeType dupetype = datItem.GetDuplicateStatus(savedItem);
DupeType dupetype = dupDict.GetDuplicateStatus(datItem, savedItem);
// Disks, File, Media, and Roms have more information to fill
if (datItem is Disk diskItem && savedItem is Disk savedDisk)