From 42a5af6c8f6998277cf69270ad12e2a64edac5d3 Mon Sep 17 00:00:00 2001
From: Adam <2363879+adamdotdevin@users.noreply.github.com>
Date: Thu, 12 Mar 2026 15:17:36 -0500
Subject: feat(app): follow-up behavior (#17233)

---
 .../session/composer/session-composer-region.tsx   |  26 +++++
 .../session/composer/session-followup-dock.tsx     | 109 +++++++++++++++++++++
 .../pages/session/composer/session-revert-dock.tsx |   4 +-
 .../app/src/pages/session/message-timeline.tsx     |   7 --
 4 files changed, 137 insertions(+), 9 deletions(-)
 create mode 100644 packages/app/src/pages/session/composer/session-followup-dock.tsx

(limited to 'packages/app/src/pages/session')

diff --git a/packages/app/src/pages/session/composer/session-composer-region.tsx b/packages/app/src/pages/session/composer/session-composer-region.tsx
index 0cca90180..2034fbead 100644
--- a/packages/app/src/pages/session/composer/session-composer-region.tsx
+++ b/packages/app/src/pages/session/composer/session-composer-region.tsx
@@ -8,9 +8,11 @@ import { getSessionHandoff, setSessionHandoff } from "@/pages/session/handoff"
 import { useSessionKey } from "@/pages/session/session-layout"
 import { SessionPermissionDock } from "@/pages/session/composer/session-permission-dock"
 import { SessionQuestionDock } from "@/pages/session/composer/session-question-dock"
+import { SessionFollowupDock } from "@/pages/session/composer/session-followup-dock"
 import { SessionRevertDock } from "@/pages/session/composer/session-revert-dock"
 import type { SessionComposerState } from "@/pages/session/composer/session-composer-state"
 import { SessionTodoDock } from "@/pages/session/composer/session-todo-dock"
+import type { FollowupDraft } from "@/components/prompt-input/submit"
 
 export function SessionComposerRegion(props: {
   state: SessionComposerState
@@ -21,6 +23,17 @@ export function SessionComposerRegion(props: {
   onNewSessionWorktreeReset: () => void
   onSubmit: () => void
   onResponseSubmit: () => void
+  followup?: {
+    queue: () => boolean
+    items: { id: string; text: string }[]
+    sending?: string
+    edit?: { id: string; prompt: FollowupDraft["prompt"]; context: FollowupDraft["context"] }
+    onQueue: (draft: FollowupDraft) => void
+    onAbort: () => void
+    onSend: (id: string) => void
+    onEdit: (id: string) => void
+    onEditLoaded: () => void
+  }
   revert?: {
     items: { id: string; text: string }[]
     restoring?: string
@@ -214,10 +227,23 @@ export function SessionComposerRegion(props: {
                 "margin-top": `${-lift()}px`,
               }}
             >
+              <Show when={props.followup?.items.length}>
+                <SessionFollowupDock
+                  items={props.followup!.items}
+                  sending={props.followup!.sending}
+                  onSend={props.followup!.onSend}
+                  onEdit={props.followup!.onEdit}
+                />
+              </Show>
               <PromptInput
                 ref={props.inputRef}
                 newSessionWorktree={props.newSessionWorktree}
                 onNewSessionWorktreeReset={props.onNewSessionWorktreeReset}
+                edit={props.followup?.edit}
+                onEditLoaded={props.followup?.onEditLoaded}
+                shouldQueue={props.followup?.queue}
+                onQueue={props.followup?.onQueue}
+                onAbort={props.followup?.onAbort}
                 onSubmit={props.onSubmit}
               />
             </div>
diff --git a/packages/app/src/pages/session/composer/session-followup-dock.tsx b/packages/app/src/pages/session/composer/session-followup-dock.tsx
new file mode 100644
index 000000000..7d744f4e6
--- /dev/null
+++ b/packages/app/src/pages/session/composer/session-followup-dock.tsx
@@ -0,0 +1,109 @@
+import { For, Show, createMemo } from "solid-js"
+import { createStore } from "solid-js/store"
+import { Button } from "@opencode-ai/ui/button"
+import { DockTray } from "@opencode-ai/ui/dock-surface"
+import { IconButton } from "@opencode-ai/ui/icon-button"
+import { useLanguage } from "@/context/language"
+
+export function SessionFollowupDock(props: {
+  items: { id: string; text: string }[]
+  sending?: string
+  onSend: (id: string) => void
+  onEdit: (id: string) => void
+}) {
+  const language = useLanguage()
+  const [store, setStore] = createStore({
+    collapsed: false,
+  })
+
+  const toggle = () => setStore("collapsed", (value) => !value)
+  const total = createMemo(() => props.items.length)
+  const label = createMemo(() =>
+    language.t(total() === 1 ? "session.followupDock.summary.one" : "session.followupDock.summary.other", {
+      count: total(),
+    }),
+  )
+  const preview = createMemo(() => props.items[0]?.text ?? "")
+
+  return (
+    <DockTray
+      data-component="session-followup-dock"
+      style={{
+        "margin-bottom": "-0.875rem",
+        "border-bottom-left-radius": 0,
+        "border-bottom-right-radius": 0,
+      }}
+    >
+      <div
+        class="pl-3 pr-2 py-2 flex items-center gap-2"
+        role="button"
+        tabIndex={0}
+        onClick={toggle}
+        onKeyDown={(event) => {
+          if (event.key !== "Enter" && event.key !== " ") return
+          event.preventDefault()
+          toggle()
+        }}
+      >
+        <span class="shrink-0 text-13-medium text-text-strong cursor-default">{label()}</span>
+        <Show when={store.collapsed && preview()}>
+          <span class="min-w-0 flex-1 truncate text-13-regular text-text-base cursor-default">{preview()}</span>
+        </Show>
+        <div class="ml-auto shrink-0">
+          <IconButton
+            data-collapsed={store.collapsed ? "true" : "false"}
+            icon="chevron-down"
+            size="normal"
+            variant="ghost"
+            style={{ transform: `rotate(${store.collapsed ? 180 : 0}deg)` }}
+            onMouseDown={(event) => {
+              event.preventDefault()
+              event.stopPropagation()
+            }}
+            onClick={(event) => {
+              event.stopPropagation()
+              toggle()
+            }}
+            aria-label={
+              store.collapsed ? language.t("session.followupDock.expand") : language.t("session.followupDock.collapse")
+            }
+          />
+        </div>
+      </div>
+
+      <Show when={store.collapsed}>
+        <div class="h-5" aria-hidden="true" />
+      </Show>
+
+      <Show when={!store.collapsed}>
+        <div class="px-3 pb-7 flex flex-col gap-1.5 max-h-42 overflow-y-auto no-scrollbar">
+          <For each={props.items}>
+            {(item) => (
+              <div class="flex items-center gap-2 min-w-0 py-1">
+                <span class="min-w-0 flex-1 truncate text-13-regular text-text-strong">{item.text}</span>
+                <Button
+                  size="small"
+                  variant="secondary"
+                  class="shrink-0"
+                  disabled={!!props.sending}
+                  onClick={() => props.onSend(item.id)}
+                >
+                  {language.t("session.followupDock.sendNow")}
+                </Button>
+                <Button
+                  size="small"
+                  variant="ghost"
+                  class="shrink-0"
+                  disabled={!!props.sending}
+                  onClick={() => props.onEdit(item.id)}
+                >
+                  {language.t("session.followupDock.edit")}
+                </Button>
+              </div>
+            )}
+          </For>
+        </div>
+      </Show>
+    </DockTray>
+  )
+}
diff --git a/packages/app/src/pages/session/composer/session-revert-dock.tsx b/packages/app/src/pages/session/composer/session-revert-dock.tsx
index fd4b39ee7..5a5b8a9cd 100644
--- a/packages/app/src/pages/session/composer/session-revert-dock.tsx
+++ b/packages/app/src/pages/session/composer/session-revert-dock.tsx
@@ -75,10 +75,10 @@ export function SessionRevertDock(props: {
       </Show>
 
       <Show when={!store.collapsed}>
-        <div class="px-3 pb-11 flex flex-col gap-1.5 max-h-42 overflow-y-auto no-scrollbar">
+        <div class="px-3 pb-7 flex flex-col gap-1.5 max-h-42 overflow-y-auto no-scrollbar">
           <For each={props.items}>
             {(item) => (
-              <div class="flex items-center gap-2 min-w-0 rounded-[10px] border border-border-weak-base bg-background-stronger px-2.5 py-2">
+              <div class="flex items-center gap-2 min-w-0 py-1">
                 <span class="min-w-0 flex-1 truncate text-13-regular text-text-strong">{item.text}</span>
                 <Button
                   size="small"
diff --git a/packages/app/src/pages/session/message-timeline.tsx b/packages/app/src/pages/session/message-timeline.tsx
index ad4ef8443..b4a740c60 100644
--- a/packages/app/src/pages/session/message-timeline.tsx
+++ b/packages/app/src/pages/session/message-timeline.tsx
@@ -942,12 +942,6 @@ export function MessageTimeline(props: {
               <For each={rendered()}>
                 {(messageID) => {
                   const active = createMemo(() => activeMessageID() === messageID)
-                  const queued = createMemo(() => {
-                    if (active()) return false
-                    const activeID = activeMessageID()
-                    if (activeID) return messageID > activeID
-                    return false
-                  })
                   const comments = createMemo(() => messageComments(sync.data.part[messageID] ?? []), [], {
                     equals: (a, b) => JSON.stringify(a) === JSON.stringify(b),
                   })
@@ -1007,7 +1001,6 @@ export function MessageTimeline(props: {
                         messageID={messageID}
                         actions={props.actions}
                         active={active()}
-                        queued={queued()}
                         status={active() ? sessionStatus() : undefined}
                         showReasoningSummaries={settings.general.showReasoningSummaries()}
                         shellToolDefaultOpen={settings.general.shellToolPartsExpanded()}
-- 
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