Implement :delete-message

1 files changed, 26 insertions, 3 deletions

diff --git a/lib/msgstore.go b/lib/msgstore.go
index d745093f..6830f64c 100644
--- a/lib/msgstore.go
+++ b/lib/msgstore.go
@@ -1,6 +1,8 @@
 package lib
 
 import (
+	"fmt"
+
 	"github.com/emersion/go-imap"
 
 	"git.sr.ht/~sircmpwn/aerc2/worker/types"
@@ -53,7 +55,6 @@ func (store *MessageStore) Update(msg types.WorkerMessage) {
 	case *types.DirectoryInfo:
 		store.DirInfo = *msg
 		update = true
-		break
 	case *types.DirectoryContents:
 		newMap := make(map[uint32]*types.MessageInfo)
 		for _, uid := range msg.Uids {
@@ -66,7 +67,6 @@ func (store *MessageStore) Update(msg types.WorkerMessage) {
 		store.Messages = newMap
 		store.Uids = msg.Uids
 		update = true
-		break
 	case *types.MessageInfo:
 		// TODO: merge message info into existing record, if applicable
 		store.Messages[msg.Uid] = msg
@@ -74,7 +74,22 @@ func (store *MessageStore) Update(msg types.WorkerMessage) {
 			delete(store.pendingHeaders, msg.Uid)
 		}
 		update = true
-		break
+	case *types.MessagesDeleted:
+		toDelete := make(map[uint32]interface{})
+		for _, uid := range msg.Uids {
+			toDelete[uid] = nil
+			delete(store.Messages, uid)
+		}
+		uids := make([]uint32, len(store.Uids)-len(msg.Uids))
+		j := 0
+		for i, uid := range store.Uids {
+			if _, deleted := toDelete[uid]; !deleted {
+				uids[j] = store.Uids[i]
+				j += 1
+			}
+		}
+		store.Uids = uids
+		update = true
 	}
 	if update && store.onUpdate != nil {
 		store.onUpdate(store)
@@ -84,3 +99,11 @@ func (store *MessageStore) Update(msg types.WorkerMessage) {
 func (store *MessageStore) OnUpdate(fn func(store *MessageStore)) {
 	store.onUpdate = fn
 }
+
+func (store *MessageStore) Delete(uids []uint32) {
+	var set imap.SeqSet
+	for _, uid := range uids {
+		set.AddNum(uid)
+	}
+	store.worker.PostAction(&types.DeleteMessages{Uids: set}, nil)
+}