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131namespace MailSharp.MailClient.Models;

public enum FolderSyncMode
{
	NotSynchronized,
	NewHeaders,
	AllHeaders,
	NewMessages,
	AllMessages,
	Direct
}

// Per-account override of a folder's sync mode/subscription, keyed by (account, folder full
// name) - see IFolderSettingsStore. Not stored on MailFolder itself since MailFolder is rebuilt
// fresh from IMAP on every fetch.
public class FolderSetting
{
	public string Id { get; set; } = "";
	public FolderSyncMode SyncMode { get; set; } = FolderSyncMode.Direct;
	public bool Subscribed { get; set; } = true;
}

// Display-only ordering of an account's folders in the main menu (Settings > Mappen beheren) -
// see IFolderSettingsStore.GetOrder/SaveOrder. Never affects the real IMAP folder structure.
public class FolderOrder
{
	public int Id { get; set; }
	public List<string> Names { get; set; } = [];
}

public class MailFolder
{
	public string FullName { get; set; } = "";
	public string DisplayName { get; set; } = "";
	public int UnreadCount { get; set; }
	public bool IsSelectable { get; set; } = true;

	// Folder-management-page fields (see Settings > Mappen beheren). MessageCount comes cheaply
	// from the IMAP STATUS/SELECT response already fetched for UnreadCount. SizeBytes is a
	// best-effort estimate, not an exact total - see IImapService.GetFoldersAsync for how it's
	// derived (real IMAP STATUS SIZE where the server supports it, otherwise summed from
	// whatever of the folder's messages happen to already be in the local message-list cache).
	// IsSizeEstimated tells the UI which case applied, so it can show e.g. "~" for the estimate.
	public int MessageCount { get; set; }
	public long SizeBytes { get; set; }
	public bool IsSizeEstimated { get; set; }
	public int Depth { get; set; }
	public FolderSyncMode SyncMode { get; set; } = FolderSyncMode.Direct;
	public bool Subscribed { get; set; } = true;

	// INBOX, and the folders serving IMAP's other special roles (Sent/Trash/Drafts/Junk) - these
	// can't be deleted (see IImapService.DeleteFoldersAsync) since core app features (send,
	// delete-to-trash, save-draft, contacts' "sent" scan) assume they exist.
	public bool IsProtected { get; set; }
}

public class MessageListItem
{
	public uint Uid { get; set; }
	public string Subject { get; set; } = "";
	public string From { get; set; } = "";
	public DateTimeOffset Date { get; set; }
	public long SizeBytes { get; set; }
	public bool IsRead { get; set; }
	public bool IsFlagged { get; set; }
	public bool HasAttachments { get; set; }
	public MessagePriority Priority { get; set; } = MessagePriority.Normal;

	public double SizeKb => Math.Round(SizeBytes / 1024.0, 1);
}

public class MessageDetail
{
	public uint Uid { get; set; }
	public string Subject { get; set; } = "";
	public string From { get; set; } = "";
	public string SenderEmail { get; set; } = "";
	public string To { get; set; } = "";
	public string Cc { get; set; } = "";
	public DateTimeOffset Date { get; set; }
	public string HtmlBody { get; set; } = "";
	public string TextBody { get; set; } = "";
	public List<AttachmentInfo> Attachments { get; set; } = [];
	public bool HasExternalImages { get; set; }
	public bool ImagesAllowed { get; set; }
	public MessagePriority Priority { get; set; } = MessagePriority.Normal;
	public MessageSensitivity Sensitivity { get; set; } = MessageSensitivity.Nothing;

	// The folder's unread count immediately after this message got marked read (from the local
	// index, which GetMessageAsync already just updated) - lets the client patch its folder sidebar
	// badge for free instead of re-fetching every folder's live IMAP STATUS just to refresh one
	// number. Null for folders that aren't indexed (NotSynchronized), where there's no local count
	// to report and the client should leave the badge alone.
	public int? FolderUnreadCount { get; set; }
}

public class AttachmentInfo
{
	public string FileName { get; set; } = "";
	public string ContentType { get; set; } = "application/octet-stream";
	public long SizeBytes { get; set; }
	public int PartIndex { get; set; }
}

public class ContactAddress
{
	public string Email { get; set; } = "";
	public string Name { get; set; } = "";
}

public class MessageSearchResult
{
	public string Folder { get; set; } = "";
	public uint Uid { get; set; }
	public string Subject { get; set; } = "";
	public string From { get; set; } = "";
	public DateTimeOffset Date { get; set; }
}

public class ComposeModel
{
	public int AccountId { get; set; }
	public string To { get; set; } = "";
	public string Cc { get; set; } = "";
	public string Bcc { get; set; } = "";
	public string Subject { get; set; } = "";
	public string HtmlBody { get; set; } = "";
	public MessagePriority Priority { get; set; } = MessagePriority.Normal;
	public MessageSensitivity Sensitivity { get; set; } = MessageSensitivity.Nothing;
	public bool RequestReadReceipt { get; set; }
}