Add notices on action completion

plugins/base/routes.go

@@ -306,6 +306,7 @@ func handleDeleteMailbox(ctx *alps.Context) error {
 		ctx.Session.DoIMAP(func(c *imapclient.Client) error {
 			return c.Delete(mbox.Name)
 		})
+		ctx.Session.PutNotice("Mailbox deleted.")
 		return ctx.Redirect(http.StatusFound, "/mailbox/INBOX")
 	}
 
@@ -519,6 +520,7 @@ func submitCompose(ctx *alps.Context, msg *OutgoingMessage, options *composeOpti
 		return fmt.Errorf("failed to save message to Sent mailbox: %v", err)
 	}
 
+	ctx.Session.PutNotice("Message sent.")
 	return ctx.Redirect(http.StatusFound, "/mailbox/INBOX")
 }
 
@@ -651,6 +653,7 @@ func handleCompose(ctx *alps.Context, msg *OutgoingMessage, options *composeOpti
 			if err != nil {
 				return fmt.Errorf("failed to save message to Draft mailbox: %v", err)
 			}
+			ctx.Session.PutNotice("Message saved as draft.")
 			return ctx.Redirect(http.StatusFound, fmt.Sprintf(
 				"/message/%s/%d/edit?part=1", drafts.Name, uid))
 		} else {
@@ -981,6 +984,7 @@ func handleMove(ctx *alps.Context) error {
 		return err
 	}
 
+	ctx.Session.PutNotice("Message(s) moved.")
 	if path := formOrQueryParam(ctx, "next"); path != "" {
 		return ctx.Redirect(http.StatusFound, path)
 	}
@@ -1032,6 +1036,7 @@ func handleDelete(ctx *alps.Context) error {
 		return err
 	}
 
+	ctx.Session.PutNotice("Message(s) deleted.")
 	if path := formOrQueryParam(ctx, "next"); path != "" {
 		return ctx.Redirect(http.StatusFound, path)
 	}

renderer.go

@@ -28,6 +28,8 @@ type GlobalRenderData struct {
 
 	HavePlugin func(name string) bool
 
+	Notice string
+
 	// additional plugin-specific data
 	Extra map[string]interface{}
 }
@@ -95,6 +97,7 @@ func NewBaseRenderData(ectx echo.Context) *BaseRenderData {
 	if isactx && ctx.Session != nil {
 		global.LoggedIn = true
 		global.Username = ctx.Session.username
+		global.Notice = ctx.Session.PopNotice()
 	}
 
 	return &BaseRenderData{

session.go

@@ -57,6 +57,7 @@ type Session struct {
 	pings              chan struct{}
 	timer              *time.Timer
 	store              Store
+	notice             string
 
 	imapLocker sync.Mutex
 	imapConn   *imapclient.Client // protected by locker, can be nil
@@ -183,6 +184,16 @@ func (s *Session) PopAttachment(uuid string) *Attachment {
 	return a
 }
 
+func (s *Session) PutNotice(n string) {
+	s.notice = n
+}
+
+func (s *Session) PopNotice() string {
+	n := s.notice
+	s.notice = ""
+	return n
+}
+
 // Store returns a store suitable for storing persistent user data.
 func (s *Session) Store() Store {
 	return s.store

themes/alps/assets/style.css

@@ -118,6 +118,13 @@ header nav div { float: right; }
 header nav div > a{  margin-left: 1rem; }
 header a.active { font-weight: bold; color: black; text-decoration: none; }
 
+header .notice {
+    color: #0c5460;
+    background-color: #d1ecf1;
+    border: 1px solid #bee5eb;
+    padding: 0.5rem;
+    text-align: center;
+}
 
 footer { text-align: right; }
 

themes/alps/mailbox.html

@@ -21,7 +21,7 @@
           {{ $classes = printf "%s %s" $classes "message-list-deleted" }}
           {{ end }}
 
-          {{ if not (.HasFlag "\\Deleted") }}
+          {{ if and (not (.HasFlag "\\Deleted")) .Envelope }}
           <div class="message-list-checkbox {{$classes}}">
             <input type="checkbox" name="uids" value="{{.Uid}}" form="messages-form">
           </div>

themes/alps/nav.html

@@ -30,4 +30,10 @@
     </div>
     {{ end }}
   </nav>
+  {{ if .GlobalData.Notice }}
+  <div class="notice">
+    {{ .GlobalData.Notice }}
+    <a href="{{.GlobalData.URL.String}}">Dismiss</a>
+  </div>
+  {{ end }}
 </header>