From b3896476a0e6978c0d7f6fedfb64588934a78f1e Mon Sep 17 00:00:00 2001
From: Drew DeVault <sir@cmpwn.com>
Date: Sun, 10 Mar 2019 23:45:00 -0400
Subject: Fetch valid UIDs from server after opening dir

---
 worker/imap/open.go | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

(limited to 'worker/imap/open.go')

diff --git a/worker/imap/open.go b/worker/imap/open.go
index d90a292..0f25c5e 100644
--- a/worker/imap/open.go
+++ b/worker/imap/open.go
@@ -1,6 +1,8 @@
 package imap
 
 import (
+	"github.com/emersion/go-imap"
+
 	"git.sr.ht/~sircmpwn/aerc2/worker/types"
 )
 
@@ -18,3 +20,35 @@ func (imapw *IMAPWorker) handleOpenDirectory(msg *types.OpenDirectory) {
 		}
 	}()
 }
+
+func (imapw *IMAPWorker) handleFetchDirectoryContents(
+	msg *types.FetchDirectoryContents) {
+
+	imapw.worker.Logger.Printf("Fetching UID list")
+
+	go func() {
+		seqSet := &imap.SeqSet{}
+		seqSet.AddRange(1, imapw.selected.Messages)
+		uid32, err := imapw.client.UidSearch(&imap.SearchCriteria{
+			SeqNum: seqSet,
+		})
+		if err != nil {
+			imapw.worker.PostMessage(&types.Error{
+				Message: types.RespondTo(msg),
+				Error:   err,
+			}, nil)
+		} else {
+			imapw.worker.Logger.Printf("Found %d UIDs", len(uid32))
+			var uids []uint64
+			for _, uid := range uid32 {
+				uids = append(uids,
+					(uint64(imapw.selected.UidValidity)<<32)|uint64(uid))
+			}
+			imapw.worker.PostMessage(&types.DirectoryContents{
+				Message: types.RespondTo(msg),
+				Uids:    uids,
+			}, nil)
+			imapw.worker.PostMessage(&types.Done{types.RespondTo(msg)}, nil)
+		}
+	}()
+}
-- 
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