set up show/hide of controls on topic page

conference.go

@@ -457,6 +457,7 @@ func ReadPosts(ctxt ui.AmContext) (string, any, error) {
 	// Locate community, conference, and topic.
 	comm := ctxt.CurrentCommunity()
 	conf := ctxt.GetScratch("currentConference").(*database.Conference)
+	myLevel := ctxt.GetScratch("levelInConference").(uint16)
 	var topic *database.Topic = nil
 	if rawTopic, err := strconv.ParseInt(ctxt.URLParam("topic"), 10, 16); err == nil {
 		topic, err = database.AmGetTopicByNumber(ctxt.Ctx(), conf, int16(rawTopic))
@@ -526,8 +527,46 @@ func ReadPosts(ctxt ui.AmContext) (string, any, error) {
 	}
 	ctxt.VarMap().Set("pseud", pseud)
 
+	// Set permission and status flags.
+	hidden, _ := topic.IsHidden(ctxt.Ctx(), ctxt.CurrentUser())
+	ctxt.VarMap().Set("isTopicHidden", hidden)
+	confHidePerm := conf.TestPermission("Conference.Hide", myLevel)
+	ctxt.VarMap().Set("canFreeze", confHidePerm)
+	ctxt.VarMap().Set("canArchive", confHidePerm)
+	ctxt.VarMap().Set("canStick", confHidePerm)
+	ctxt.VarMap().Set("isFrozen", topic.Frozen)
+	ctxt.VarMap().Set("isArchived", topic.Archived)
+	ctxt.VarMap().Set("isSticky", topic.Sticky)
+	confNukePerm := conf.TestPermission("Conference.Nuke", myLevel)
+	ctxt.VarMap().Set("canDelete", confNukePerm)
+	ctxt.VarMap().Set("canPost", (!(topic.Frozen || topic.Archived) || confHidePerm) && conf.TestPermission("Conference.Post", myLevel))
+
+	// Set advanced controls.
+	advancedControls := ctxt.HasParameter("ac") && (len(posts) == 1)
+	if advancedControls {
+		isMyPost := (posts[0].CreatorUid == ctxt.CurrentUserId()) && !ctxt.CurrentUser().IsAnon
+		isScribbled := posts[0].IsScribbled()
+		canHide := !isScribbled && (isMyPost || confHidePerm)
+		ctxt.VarMap().Set("canHide", canHide)
+		ctxt.VarMap().Set("isPostHidden", posts[0].Hidden)
+		canScribble := !isScribbled && (isMyPost || confNukePerm)
+		ctxt.VarMap().Set("canScribble", canScribble)
+		ctxt.VarMap().Set("canNuke", confNukePerm)
+		canPublish := !isScribbled && database.AmTestPermission("Global.PublishFP", myLevel)
+		if canPublish {
+			published, _ := posts[0].IsPublished(ctxt.Ctx())
+			if published {
+				canPublish = false
+			}
+		}
+		ctxt.VarMap().Set("canPublish", canPublish)
+		if !canHide && !canScribble && !confNukePerm && !canPublish {
+			advancedControls = false
+		}
+	}
+	ctxt.VarMap().Set("advancedControls", advancedControls)
+
 	// Render the output.
-	ctxt.VarMap().Set("advancedControls", ctxt.HasParameter("ac") && len(posts) == 1)
 	ctxt.VarMap().Set("amsterdam_pageTitle", fmt.Sprintf("%s: %s", topic.Name, summaryLine))
 	ctxt.VarMap().Set("topicName", topic.Name)
 	ctxt.VarMap().Set("summaryLine", summaryLine)

database/post.go

@@ -44,6 +44,20 @@ func (p *PostHeader) IsScribbled() bool {
 	return p.ScribbleUid != nil && p.ScribbleDate != nil
 }
 
+// IsPublished returns true if the post has been published to the front page.
+func (p *PostHeader) IsPublished(ctx context.Context) (bool, error) {
+	rs, err := amdb.QueryContext(ctx, "SELECT COUNT(*) FROM postpublish WHERE postid = ?", p.PostId)
+	if err != nil {
+		return false, err
+	}
+	if !rs.Next() {
+		return false, errors.New("internal failure in IsPublished")
+	}
+	ct := 0
+	err = rs.Scan(&ct)
+	return ct > 0, err
+}
+
 /* SetAttachment sets the attachment data for a post.
  * Parameters:
  *     ctx - Standard Go context value.

database/topic.go

@@ -81,6 +81,19 @@ func (t *Topic) SetLastRead(ctx context.Context, u *User, postNum int32) error {
 	return err
 }
 
+// IsHidden tells us whether the user has the topic hidden.
+func (t *Topic) IsHidden(ctx context.Context, u *User) (bool, error) {
+	rs, err := amdb.QueryContext(ctx, "SELECT hidden FROM topicsettings WHERE topicid = ? AND uid = ?", t.TopicId, u.Uid)
+	if err != nil {
+		return false, err
+	}
+	rc := false
+	if rs.Next() {
+		err = rs.Scan(&rc)
+	}
+	return rc, err
+}
+
 // TopicSettings contains per-user settings for topics, including the "last read" message pointer.
 type TopicSettings struct {
 	TopicId     int32      `db:"topicid"`      // unique ID of the topic

ui/views/posts.jet

@@ -20,22 +20,46 @@
             <div class="flex gap-2 flex-wrap">
                 <a href="{{ topicListLink }}" 
                     class="bg-blue-600 hover:bg-blue-700 text-white px-4 py-2 rounded text-sm font-medium transition-colors">Topic List</a>
+                <a href="/TODO/hide" 
+                    class="bg-gray-600 hover:bg-gray-700 text-white px-4 py-2 rounded text-sm font-medium transition-colors">
+                    {{ if isTopicHidden }}Show Topic{{ else }}Hide Topic{{ end }}
+                </a>
+                {{ if false }}{* TODO *}
                     <a href="/TODO" 
-                    class="bg-gray-600 hover:bg-gray-700 text-white px-4 py-2 rounded text-sm font-medium transition-colors">Hide Topic</a>
+                        class="bg-green-600 hover:bg-green-700 text-white px-4 py-2 rounded text-sm font-medium transition-colors">Next Topic</a>
+                    {{ if false }}{* TODO *}
+                        <a href="/TODO" 
+                            class="bg-green-600 hover:bg-green-700 text-white px-4 py-2 rounded text-sm font-medium transition-colors">Next & Keep New</a>
+                    {{ end }}
+                {{ end }}
                 <a href="/TODO" 
                     class="bg-blue-600 hover:bg-blue-700 text-white px-4 py-2 rounded text-sm font-medium transition-colors">Find</a>
                 <a href="/TODO" 
                     class="bg-gray-600 hover:bg-gray-700 text-white px-4 py-2 rounded text-sm font-medium transition-colors">Manage</a>
             </div>
             <div class="flex gap-2 flex-wrap">
+                {{ if canStick }}
                     <a href="/TODO" 
-                    class="bg-purple-600 hover:bg-purple-700 text-white px-4 py-2 rounded text-sm font-medium transition-colors">Stick Topic</a>
+                        class="bg-purple-600 hover:bg-purple-700 text-white px-4 py-2 rounded text-sm font-medium transition-colors">
+                        {{ if isSticky }}Unstick Topic{{ else }}Stick Topic{{ end }}
+                    </a>
+                {{ end }}
+                {{ if canFreeze }}
                     <a href="/TODO" 
-                    class="bg-indigo-600 hover:bg-indigo-700 text-white px-4 py-2 rounded text-sm font-medium transition-colors">Freeze Topic</a>
+                        class="bg-indigo-600 hover:bg-indigo-700 text-white px-4 py-2 rounded text-sm font-medium transition-colors">
+                        {{ if isFrozen }}Unfreeze Topic{{ else }}Freeze Topic{{ end }}
+                    </a>
+                {{ end }}
+                {{ if canArchive }}
                     <a href="/TODO" 
-                    class="bg-yellow-600 hover:bg-yellow-700 text-white px-4 py-2 rounded text-sm font-medium transition-colors">Archive Topic</a>
+                        class="bg-yellow-600 hover:bg-yellow-700 text-white px-4 py-2 rounded text-sm font-medium transition-colors">
+                        {{ if isArchived }}Unarchive Topic{{ else }}Archive Topic{{ end }}
+                    </a>
+                {{ end }}
+                {{ if canDelete }}
                     <a href="/TODO" 
                         class="bg-red-600 hover:bg-red-700 text-white px-4 py-2 rounded text-sm font-medium transition-colors">Delete Topic</a>
+                {{ end }}
             </div>
         </div>
 
@@ -82,18 +106,32 @@
                     {{ .SubRender2("singlepost.jet", m) | raw }}
                     {{ if advancedControls }}
                         <div class="flex flex-col gap-2">
-                            <button class="bg-blue-600 hover:bg-blue-700 text-white px-3 py-2 rounded text-sm font-medium transition-colors whitespace-nowrap">
+                            {{ if canHide }}
-                                Hide
+                                <a href="/TODO" 
-                            </button>
+                                    class="bg-blue-600 hover:bg-blue-700 text-white px-3 py-2 rounded text-sm font-medium transition-colors whitespace-nowrap">
-                            <button class="bg-yellow-600 hover:bg-yellow-700 text-white px-3 py-2 rounded text-sm font-medium transition-colors whitespace-nowrap">
+                                    {{ if isPostHidden }}Show{{ else }}Hide{{ end }}
-                                Scribble
+                                </a>
-                            </button>
+                            {{ end }}
-                            <button class="bg-red-600 hover:bg-red-700 text-white px-3 py-2 rounded text-sm font-medium transition-colors whitespace-nowrap">
+                            {{ if canScribble }}
-                                Nuke
+                                <a href="/TODO" 
-                            </button>
+                                    class="bg-yellow-600 hover:bg-yellow-700 text-white px-3 py-2 rounded text-sm font-medium transition-colors whitespace-nowrap">Scribble</a>
-                            <button class="bg-blue-600 hover:bg-blue-700 text-white px-3 py-2 rounded text-sm font-medium transition-colors whitespace-nowrap">
+                            {{ end }}
-                                Publish
+                            {{ if false }}{* TODO *}
-                            </button>
+                                <a href="/TODO" 
+                                    class="bg-blue-600 hover:bg-blue-700 text-white px-3 py-2 rounded text-sm font-medium transition-colors whitespace-nowrap">Filter User</a>
+                            {{ end }}
+                            {{ if canNuke }}
+                                <a href="/TODO" 
+                                    class="bg-red-600 hover:bg-red-700 text-white px-3 py-2 rounded text-sm font-medium transition-colors whitespace-nowrap">Nuke</a>
+                            {{ end }}
+                            {{ if false }}{* TODO *}
+                                <a href="/TODO" 
+                                    class="bg-blue-600 hover:bg-blue-700 text-white px-3 py-2 rounded text-sm font-medium transition-colors whitespace-nowrap">Move</a>
+                            {{ end }}
+                            {{ if canPublish }}
+                                <a href="/TODO" 
+                                    class="bg-blue-600 hover:bg-blue-700 text-white px-3 py-2 rounded text-sm font-medium transition-colors whitespace-nowrap">Publish</a>
+                            {{ end }}
                         </div>
                     {{ end }}
                     {{ if pin == p.Num }}<hr/>{{ end }}
@@ -121,6 +159,7 @@
         </div>
 
         <!-- Reply Form -->
+        {{ if canPost }}
             <hr class="border-gray-400 mb-6">
             <h2 class="text-2xl font-bold text-black mb-4">Post Message in "{{ topicName | raw }}":</h2>
             
@@ -157,5 +196,6 @@
                     </div>
                 </div>
             </form>
+        {{ end }}
     </div>
 </div>