Added capability checks to replies, reply create

ui/windows/postshow/handlers.go

@@ -1,6 +1,7 @@
 package postshow
 
 import (
+	"errors"
 	"strconv"
 
 	"github.com/charmbracelet/bubbles/viewport"
@@ -18,6 +19,19 @@ func handleReply(mi interface{}) (bool, []tea.Cmd) {
 
 	m.tk.CacheView(m)
 
+	caps := (*m.ctx.Systems[m.activePost.SysIDX]).GetCapabilities()
+	if !caps.IsCapableOf("create:reply") {
+		cmds = append(cmds, cmd.New(
+			cmd.MsgError,
+			WIN_ID,
+			cmd.Arg{
+				Name:  "error",
+				Value: errors.New("This system doesn't support replies yet!"),
+			},
+		).Tea())
+		return true, cmds
+	}
+
 	if m.buffer != "" {
 		replyToIdx, err = strconv.Atoi(m.buffer)
 

ui/windows/postshow/view.go

@@ -65,7 +65,11 @@ func (m *Model) renderViewport(p *post.Post) string {
 
 	m.replyIDs = []string{p.ID}
 	m.activePost = p
+
+	caps := (*m.ctx.Systems[p.SysIDX]).GetCapabilities()
+	if caps.IsCapableOf("list:replies") {
 		out += m.renderReplies(0, p.Author.Name, &p.Replies)
+	}
 
 	return out
 }