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Refactor SplitIntoPartitions

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This commit is contained in:
Oleksii Holub
2018-11-14 17:51:03 +02:00
parent 0b14952346
commit 8bc29c4928
2 changed files with 29 additions and 43 deletions
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30
DiscordChatExporter.Core/Services/ExportService.cs
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@@ -83,6 +83,34 @@ namespace DiscordChatExporter.Core.Services
}
}
private IReadOnlyList<ChatLog> SplitIntoPartitions(ChatLog chatLog, int partitionLimit)
{
var result = new List<ChatLog>();
// Loop through all messages with an increment of partition limit
for (var i = 0; i < chatLog.Messages.Count; i += partitionLimit)
{
// Calculate how many messages left in total
var remainingMessageCount = chatLog.Messages.Count - i;
// Decide how many messages are going into this partition
// Each partition will have the same number of messages except the last one that might have fewer (all remaining messages)
var partitionMessageCount = partitionLimit.ClampMax(remainingMessageCount);
// Get messages that belong to this partition
var partitionMessages = new List<Message>();
for (var j = i; j < i + partitionMessageCount; j++)
partitionMessages.Add(chatLog.Messages[j]);
// Create a partition and add to list
var partition = new ChatLog(chatLog.Guild, chatLog.Channel, chatLog.From, chatLog.To, partitionMessages,
chatLog.Mentionables);
result.Add(partition);
}
return result;
}
public void ExportChatLog(ChatLog chatLog, string filePath, ExportFormat format,
int? partitionLimit = null)
{
@@ -94,7 +122,7 @@ namespace DiscordChatExporter.Core.Services
// Otherwise split into partitions and export separately
else
{
var partitions = chatLog.SplitIntoPartitions(partitionLimit.Value);
var partitions = SplitIntoPartitions(chatLog, partitionLimit.Value);
ExportChatLogPartitions(partitions, filePath, format);
}
}