From b85b0d31905dd4f731a717d528f742bc01eaca21 Mon Sep 17 00:00:00 2001
From: 01luyicheng <your.email@example.com>
Date: Sat, 31 Jan 2026 20:56:40 +0800
Subject: [PATCH 01/10] fix(pty): Add UTF-8 encoding defaults for Windows PTY

Set LC_ALL, LC_CTYPE, and LANG environment variables to C.UTF-8 on
Windows platform to fix Chinese character display issues in terminal.

Related issues:
- #9793: Chinese characters displayed as garbled text in CLI mode
- #9790: Process killed with garbled output when dragging terminal window
- #9787: Occasional process killed with garbled output
- #8410: TUI icons show as garbage characters on Windows 10
- #7891: OpenCode TUI Chinese Text Display Issue

Related PR: #10489
---
 packages/opencode/src/pty/index.ts | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/packages/opencode/src/pty/index.ts b/packages/opencode/src/pty/index.ts
index 73474ed4f8..d01b2b02e9 100644
--- a/packages/opencode/src/pty/index.ts
+++ b/packages/opencode/src/pty/index.ts
@@ -108,6 +108,12 @@ export namespace Pty {
       TERM: "xterm-256color",
       OPENCODE_TERMINAL: "1",
     } as Record<string, string>
+
+    if (process.platform === "win32") {
+      env.LC_ALL = "C.UTF-8"
+      env.LC_CTYPE = "C.UTF-8"
+      env.LANG = "C.UTF-8"
+    }
     log.info("creating session", { id, cmd: command, args, cwd })
 
     const spawn = await pty()

From d43a1f5eece4f985669cb0cfa6557c598b0ba301 Mon Sep 17 00:00:00 2001
From: 01luyicheng <your.email@example.com>
Date: Sun, 1 Feb 2026 09:49:21 +0800
Subject: [PATCH 02/10] fix(tui): Fix tip text truncation in TUI (issue #11154)

---
 packages/opencode/src/cli/cmd/tui/component/tips.tsx | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/opencode/src/cli/cmd/tui/component/tips.tsx b/packages/opencode/src/cli/cmd/tui/component/tips.tsx
index 3f0318e269..141fddaad8 100644
--- a/packages/opencode/src/cli/cmd/tui/component/tips.tsx
+++ b/packages/opencode/src/cli/cmd/tui/component/tips.tsx
@@ -39,9 +39,9 @@ export function Tips() {
       <text flexShrink={0} style={{ fg: theme.warning }}>
         ● Tip{" "}
       </text>
-      <text flexShrink={1}>
+      <text flexShrink={1} wrapMode="none">
         <For each={parts}>
-          {(part) => <span style={{ fg: part.highlight ? theme.text : theme.textMuted }}>{part.text}</span>}
+          {(part) => <span flexShrink={0} style={{ fg: part.highlight ? theme.text : theme.textMuted }}>{part.text}</span>}
         </For>
       </text>
     </box>

From 5cbe764fa7354670bdbe2dfb9a90e91abc13f0d5 Mon Sep 17 00:00:00 2001
From: 01luyicheng <your.email@example.com>
Date: Sun, 1 Feb 2026 10:37:58 +0800
Subject: [PATCH 03/10] fix(tui): Fix TypeScript error in tips.tsx

---
 packages/opencode/src/cli/cmd/tui/component/tips.tsx | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/packages/opencode/src/cli/cmd/tui/component/tips.tsx b/packages/opencode/src/cli/cmd/tui/component/tips.tsx
index 141fddaad8..a7cce58e16 100644
--- a/packages/opencode/src/cli/cmd/tui/component/tips.tsx
+++ b/packages/opencode/src/cli/cmd/tui/component/tips.tsx
@@ -1,5 +1,6 @@
 import { createMemo, createSignal, For } from "solid-js"
 import { DEFAULT_THEMES, useTheme } from "@tui/context/theme"
+import { Locale } from "@/util/locale"
 
 const themeCount = Object.keys(DEFAULT_THEMES).length
 const themeTip = `Use {highlight}/theme{/highlight} or {highlight}Ctrl+X T{/highlight} to switch between ${themeCount} built-in themes`
@@ -39,9 +40,9 @@ export function Tips() {
       <text flexShrink={0} style={{ fg: theme.warning }}>
         ● Tip{" "}
       </text>
-      <text flexShrink={1} wrapMode="none">
+      <text flexShrink={1} wrapMode="none" overflow="hidden">
         <For each={parts}>
-          {(part) => <span flexShrink={0} style={{ fg: part.highlight ? theme.text : theme.textMuted }}>{part.text}</span>}
+          {(part) => <span style={{ fg: part.highlight ? theme.text : theme.textMuted }}>{part.text}</span>}
         </For>
       </text>
     </box>

From a87b7fdeccd514fd3f8e491b007ff4cea1998ada Mon Sep 17 00:00:00 2001
From: 01luyicheng <your.email@example.com>
Date: Sun, 1 Feb 2026 11:04:59 +0800
Subject: [PATCH 04/10] fix(tui): Use wrapMode=word instead of none for tips
 text

---
 packages/opencode/src/cli/cmd/tui/component/tips.tsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/opencode/src/cli/cmd/tui/component/tips.tsx b/packages/opencode/src/cli/cmd/tui/component/tips.tsx
index ee14249a29..110a5e1af8 100644
--- a/packages/opencode/src/cli/cmd/tui/component/tips.tsx
+++ b/packages/opencode/src/cli/cmd/tui/component/tips.tsx
@@ -40,7 +40,7 @@ export function Tips() {
       <text flexShrink={0} style={{ fg: theme.warning }}>
         ● Tip{" "}
       </text>
-      <text flexShrink={1} wrapMode="none" overflow="hidden">
+      <text flexShrink={1} wrapMode="word">
         <For each={parts}>
           {(part) => <span style={{ fg: part.highlight ? theme.text : theme.textMuted }}>{part.text}</span>}
         </For>

From c9fe73dacccebb8f77b0942b4ae20126849ab689 Mon Sep 17 00:00:00 2001
From: 01luyicheng <your.email@example.com>
Date: Sun, 1 Feb 2026 11:13:50 +0800
Subject: [PATCH 05/10] fix(tui): Remove fixed height from Tips container to
 allow text wrapping

---
 packages/opencode/src/cli/cmd/tui/routes/home.tsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/opencode/src/cli/cmd/tui/routes/home.tsx b/packages/opencode/src/cli/cmd/tui/routes/home.tsx
index 59923c69d9..da3400a141 100644
--- a/packages/opencode/src/cli/cmd/tui/routes/home.tsx
+++ b/packages/opencode/src/cli/cmd/tui/routes/home.tsx
@@ -105,7 +105,7 @@ export function Home() {
             hint={Hint}
           />
         </box>
-        <box height={3} width="100%" maxWidth={75} alignItems="center" paddingTop={2}>
+        <box width="100%" maxWidth={75} alignItems="center" paddingTop={2}>
           <Show when={showTips()}>
             <Tips />
           </Show>

From 8aca8e77e2bb9017b32045bd457fa6fc54e21060 Mon Sep 17 00:00:00 2001
From: 01luyicheng <your.email@example.com>
Date: Sun, 1 Feb 2026 11:17:02 +0800
Subject: [PATCH 06/10] fix(tui): Add width=100% to tips text and remove
 container constraints

---
 packages/opencode/src/cli/cmd/tui/component/tips.tsx | 2 +-
 packages/opencode/src/cli/cmd/tui/routes/home.tsx    | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/opencode/src/cli/cmd/tui/component/tips.tsx b/packages/opencode/src/cli/cmd/tui/component/tips.tsx
index 110a5e1af8..4bfb42dce6 100644
--- a/packages/opencode/src/cli/cmd/tui/component/tips.tsx
+++ b/packages/opencode/src/cli/cmd/tui/component/tips.tsx
@@ -40,7 +40,7 @@ export function Tips() {
       <text flexShrink={0} style={{ fg: theme.warning }}>
         ● Tip{" "}
       </text>
-      <text flexShrink={1} wrapMode="word">
+      <text flexShrink={1} wrapMode="word" width="100%">
         <For each={parts}>
           {(part) => <span style={{ fg: part.highlight ? theme.text : theme.textMuted }}>{part.text}</span>}
         </For>
diff --git a/packages/opencode/src/cli/cmd/tui/routes/home.tsx b/packages/opencode/src/cli/cmd/tui/routes/home.tsx
index da3400a141..9c881e3e5b 100644
--- a/packages/opencode/src/cli/cmd/tui/routes/home.tsx
+++ b/packages/opencode/src/cli/cmd/tui/routes/home.tsx
@@ -105,7 +105,7 @@ export function Home() {
             hint={Hint}
           />
         </box>
-        <box width="100%" maxWidth={75} alignItems="center" paddingTop={2}>
+        <box width="100%" paddingTop={2}>
           <Show when={showTips()}>
             <Tips />
           </Show>

From 9712a60dfb8dfb86423745551b3ac4b4a46bb439 Mon Sep 17 00:00:00 2001
From: 01luyicheng <your.email@example.com>
Date: Sun, 1 Feb 2026 11:20:24 +0800
Subject: [PATCH 07/10] fix(tui): Change flexDirection to column for tips
 layout

---
 packages/opencode/src/cli/cmd/tui/component/tips.tsx | 2 +-
 packages/opencode/src/cli/cmd/tui/routes/home.tsx    | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/opencode/src/cli/cmd/tui/component/tips.tsx b/packages/opencode/src/cli/cmd/tui/component/tips.tsx
index 4bfb42dce6..f029b9d27f 100644
--- a/packages/opencode/src/cli/cmd/tui/component/tips.tsx
+++ b/packages/opencode/src/cli/cmd/tui/component/tips.tsx
@@ -36,7 +36,7 @@ export function Tips() {
   const parts = parse(TIPS[Math.floor(Math.random() * TIPS.length)])
 
   return (
-    <box flexDirection="row" maxWidth="100%">
+    <box flexDirection="column" maxWidth="100%">
       <text flexShrink={0} style={{ fg: theme.warning }}>
         ● Tip{" "}
       </text>
diff --git a/packages/opencode/src/cli/cmd/tui/routes/home.tsx b/packages/opencode/src/cli/cmd/tui/routes/home.tsx
index 9c881e3e5b..6a72b9223b 100644
--- a/packages/opencode/src/cli/cmd/tui/routes/home.tsx
+++ b/packages/opencode/src/cli/cmd/tui/routes/home.tsx
@@ -105,7 +105,7 @@ export function Home() {
             hint={Hint}
           />
         </box>
-        <box width="100%" paddingTop={2}>
+        <box width="100%" paddingTop={2} flexDirection="column">
           <Show when={showTips()}>
             <Tips />
           </Show>

From 74bc4988a5205b001ca12187afaab284aee93d69 Mon Sep 17 00:00:00 2001
From: 01luyicheng <your.email@example.com>
Date: Sun, 1 Feb 2026 11:25:15 +0800
Subject: [PATCH 08/10] fix(tui): Use flexGrow instead of flexShrink for tips
 text

---
 packages/opencode/src/cli/cmd/tui/component/tips.tsx | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/opencode/src/cli/cmd/tui/component/tips.tsx b/packages/opencode/src/cli/cmd/tui/component/tips.tsx
index f029b9d27f..3da26d3e4e 100644
--- a/packages/opencode/src/cli/cmd/tui/component/tips.tsx
+++ b/packages/opencode/src/cli/cmd/tui/component/tips.tsx
@@ -36,11 +36,11 @@ export function Tips() {
   const parts = parse(TIPS[Math.floor(Math.random() * TIPS.length)])
 
   return (
-    <box flexDirection="column" maxWidth="100%">
+    <box flexDirection="column" width="100%">
       <text flexShrink={0} style={{ fg: theme.warning }}>
         ● Tip{" "}
       </text>
-      <text flexShrink={1} wrapMode="word" width="100%">
+      <text flexGrow={1} wrapMode="word">
         <For each={parts}>
           {(part) => <span style={{ fg: part.highlight ? theme.text : theme.textMuted }}>{part.text}</span>}
         </For>

From 365ce0ce8c6a15ab76173077639adc82a8ad437e Mon Sep 17 00:00:00 2001
From: 01luyicheng <your.email@example.com>
Date: Sun, 1 Feb 2026 11:41:59 +0800
Subject: [PATCH 09/10] fix(tui): Add useTerminalDimensions to Tips and fix
 container layout

---
 packages/opencode/src/cli/cmd/tui/component/tips.tsx | 4 +++-
 packages/opencode/src/cli/cmd/tui/routes/home.tsx    | 4 ++--
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/packages/opencode/src/cli/cmd/tui/component/tips.tsx b/packages/opencode/src/cli/cmd/tui/component/tips.tsx
index 3da26d3e4e..b475a98b34 100644
--- a/packages/opencode/src/cli/cmd/tui/component/tips.tsx
+++ b/packages/opencode/src/cli/cmd/tui/component/tips.tsx
@@ -1,4 +1,5 @@
 import { createMemo, createSignal, For } from "solid-js"
+import { useTerminalDimensions } from "@opentui/solid"
 import { DEFAULT_THEMES, useTheme } from "@tui/context/theme"
 import { Locale } from "@/util/locale"
 
@@ -33,10 +34,11 @@ function parse(tip: string): TipPart[] {
 
 export function Tips() {
   const theme = useTheme().theme
+  const dimensions = useTerminalDimensions()
   const parts = parse(TIPS[Math.floor(Math.random() * TIPS.length)])
 
   return (
-    <box flexDirection="column" width="100%">
+    <box flexDirection="column" width="100%" maxWidth={dimensions().width - 4}>
       <text flexShrink={0} style={{ fg: theme.warning }}>
         ● Tip{" "}
       </text>
diff --git a/packages/opencode/src/cli/cmd/tui/routes/home.tsx b/packages/opencode/src/cli/cmd/tui/routes/home.tsx
index 6a72b9223b..b1766add0a 100644
--- a/packages/opencode/src/cli/cmd/tui/routes/home.tsx
+++ b/packages/opencode/src/cli/cmd/tui/routes/home.tsx
@@ -93,7 +93,7 @@ export function Home() {
 
   return (
     <>
-      <box flexGrow={1} justifyContent="center" alignItems="center" paddingLeft={2} paddingRight={2} gap={1}>
+      <box flexGrow={1} justifyContent="center" paddingLeft={2} paddingRight={2} gap={1}>
         <box height={3} />
         <Logo />
         <box width="100%" maxWidth={75} zIndex={1000} paddingTop={1}>
@@ -105,7 +105,7 @@ export function Home() {
             hint={Hint}
           />
         </box>
-        <box width="100%" paddingTop={2} flexDirection="column">
+        <box width="100%" paddingTop={2} flexDirection="column" alignItems="flex-start">
           <Show when={showTips()}>
             <Tips />
           </Show>

From edc582e8a00227a0901bfc4e097b736868beed1d Mon Sep 17 00:00:00 2001
From: 01luyicheng <your.email@example.com>
Date: Sun, 1 Feb 2026 13:11:50 +0800
Subject: [PATCH 10/10] fix(tui): Simplify Tips layout and remove container
 constraints

---
 packages/opencode/src/cli/cmd/tui/component/tips.tsx | 4 +---
 packages/opencode/src/cli/cmd/tui/routes/home.tsx    | 2 +-
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/packages/opencode/src/cli/cmd/tui/component/tips.tsx b/packages/opencode/src/cli/cmd/tui/component/tips.tsx
index b475a98b34..16b454eaad 100644
--- a/packages/opencode/src/cli/cmd/tui/component/tips.tsx
+++ b/packages/opencode/src/cli/cmd/tui/component/tips.tsx
@@ -1,5 +1,4 @@
 import { createMemo, createSignal, For } from "solid-js"
-import { useTerminalDimensions } from "@opentui/solid"
 import { DEFAULT_THEMES, useTheme } from "@tui/context/theme"
 import { Locale } from "@/util/locale"
 
@@ -34,11 +33,10 @@ function parse(tip: string): TipPart[] {
 
 export function Tips() {
   const theme = useTheme().theme
-  const dimensions = useTerminalDimensions()
   const parts = parse(TIPS[Math.floor(Math.random() * TIPS.length)])
 
   return (
-    <box flexDirection="column" width="100%" maxWidth={dimensions().width - 4}>
+    <box flexDirection="row" width="100%">
       <text flexShrink={0} style={{ fg: theme.warning }}>
         ● Tip{" "}
       </text>
diff --git a/packages/opencode/src/cli/cmd/tui/routes/home.tsx b/packages/opencode/src/cli/cmd/tui/routes/home.tsx
index b1766add0a..0fbfca8506 100644
--- a/packages/opencode/src/cli/cmd/tui/routes/home.tsx
+++ b/packages/opencode/src/cli/cmd/tui/routes/home.tsx
@@ -105,7 +105,7 @@ export function Home() {
             hint={Hint}
           />
         </box>
-        <box width="100%" paddingTop={2} flexDirection="column" alignItems="flex-start">
+        <box width="100%" paddingTop={2}>
           <Show when={showTips()}>
             <Tips />
           </Show>