refactor(ui): split chat renderers and styles

This commit is contained in:
Peter Steinberger
2026-01-09 20:20:06 +01:00
parent 50a5b4ddcc
commit 1acbd6aea0
13 changed files with 1380 additions and 1327 deletions

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@@ -1,789 +1,6 @@
/* =============================================
CHAT CARD LAYOUT - Flex container with sticky compose
============================================= */
/* Main chat card - flex column layout, transparent background */
.chat {
position: relative;
display: flex;
flex-direction: column;
flex: 1 1 0;
height: 100%;
min-height: 0; /* Allow flex shrinking */
overflow: hidden;
background: transparent !important;
border: none !important;
box-shadow: none !important;
}
/* Chat header - fixed at top, transparent */
.chat-header {
display: flex;
justify-content: space-between;
align-items: center;
gap: 12px;
flex-wrap: nowrap;
flex-shrink: 0;
padding-bottom: 12px;
margin-bottom: 12px;
background: transparent;
}
.chat-header__left {
display: flex;
align-items: center;
gap: 12px;
flex-wrap: wrap;
min-width: 0;
}
.chat-header__right {
display: flex;
align-items: center;
gap: 8px;
}
.chat-session {
min-width: 180px;
}
/* Chat thread - scrollable middle section, transparent */
.chat-thread {
flex: 1 1 0; /* Grow, shrink, and use 0 base for proper scrolling */
overflow-y: auto;
overflow-x: hidden;
padding: 12px;
margin: 0 -12px;
min-height: 0; /* Allow shrinking for flex scroll behavior */
border-radius: 12px;
background: transparent;
}
/* Focus mode exit button */
.chat-focus-exit {
position: absolute;
top: 12px;
right: 12px;
z-index: 100;
width: 32px;
height: 32px;
border-radius: 50%;
border: 1px solid var(--border);
background: var(--panel);
color: var(--muted);
font-size: 20px;
line-height: 1;
cursor: pointer;
display: flex;
align-items: center;
justify-content: center;
transition: background 150ms ease-out, color 150ms ease-out, border-color 150ms ease-out;
box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}
.chat-focus-exit:hover {
background: var(--panel-strong);
color: var(--text);
border-color: var(--accent);
}
/* Chat compose - sticky at bottom */
.chat-compose {
position: sticky;
bottom: 0;
flex-shrink: 0;
display: flex;
align-items: flex-end;
gap: 12px;
margin-top: auto; /* Push to bottom of flex container */
padding: 16px 0 4px;
background: linear-gradient(to bottom, transparent, var(--bg) 20%);
z-index: 10;
}
.chat-compose__field {
flex: 1 1 auto;
min-width: 0;
}
/* Hide the "Message" label - keep textarea only */
.chat-compose__field > span {
display: none;
}
/* Override .field textarea min-height (180px) from components.css */
.chat-compose .chat-compose__field textarea {
width: 100%;
min-height: 36px;
max-height: 150px;
padding: 8px 12px;
border-radius: 10px;
resize: vertical;
white-space: pre-wrap;
font-family: var(--font-body);
font-size: 14px;
line-height: 1.45;
}
.chat-compose__field textarea:disabled {
opacity: 0.7;
cursor: not-allowed;
}
.chat-compose__actions {
flex-shrink: 0;
display: flex;
align-items: stretch;
}
.chat-compose .chat-compose__actions .btn {
padding: 8px 16px;
font-size: 13px;
min-height: 36px;
white-space: nowrap;
}
/* Chat controls - moved to content-header area, left aligned */
.chat-controls {
display: flex;
align-items: center;
justify-content: flex-start;
gap: 12px;
flex-wrap: wrap;
}
.chat-controls__session {
min-width: 140px;
}
.chat-controls__thinking {
display: flex;
align-items: center;
gap: 6px;
font-size: 13px;
}
/* Icon button style */
.btn--icon {
padding: 8px !important;
min-width: 36px;
height: 36px;
display: inline-flex;
align-items: center;
justify-content: center;
border: 1px solid var(--border);
background: rgba(255, 255, 255, 0.06);
}
/* Controls separator */
.chat-controls__separator {
color: rgba(255, 255, 255, 0.4);
font-size: 18px;
margin: 0 8px;
font-weight: 300;
}
:root[data-theme="light"] .chat-controls__separator {
color: rgba(16, 24, 40, 0.3);
}
.btn--icon:hover {
background: rgba(255, 255, 255, 0.12);
border-color: rgba(255, 255, 255, 0.2);
}
/* Light theme icon button overrides */
:root[data-theme="light"] .btn--icon {
background: rgba(255, 255, 255, 0.9);
border-color: rgba(16, 24, 40, 0.2);
box-shadow: 0 1px 2px rgba(16, 24, 40, 0.05);
color: rgba(16, 24, 40, 0.7);
}
:root[data-theme="light"] .btn--icon:hover {
background: rgba(255, 255, 255, 1);
border-color: rgba(16, 24, 40, 0.3);
color: rgba(16, 24, 40, 0.9);
}
.btn--icon svg {
display: block;
}
.chat-controls__session select {
padding: 6px 10px;
font-size: 13px;
}
.chat-controls__thinking {
display: flex;
align-items: center;
gap: 4px;
font-size: 12px;
padding: 4px 10px;
background: rgba(255, 255, 255, 0.04);
border-radius: 6px;
border: 1px solid var(--border);
}
/* Light theme thinking indicator override */
:root[data-theme="light"] .chat-controls__thinking {
background: rgba(255, 255, 255, 0.9);
border-color: rgba(16, 24, 40, 0.15);
}
@media (max-width: 640px) {
.chat-session {
min-width: 140px;
}
.chat-compose {
grid-template-columns: 1fr;
}
.chat-controls {
flex-wrap: wrap;
gap: 8px;
}
.chat-controls__session {
min-width: 120px;
}
}
/* =============================================
LEGACY CHAT LINE LAYOUT (non-grouped)
============================================= */
.chat-line {
display: flex;
margin-bottom: 12px;
}
.chat-line.user {
justify-content: flex-end;
}
.chat-line.assistant,
.chat-line.other {
justify-content: flex-start;
}
.chat-msg {
display: grid;
gap: 6px;
max-width: min(900px, 95%);
}
.chat-line.user .chat-msg {
justify-items: end;
}
.chat-stamp {
font-size: 11px;
color: var(--muted);
}
.chat-line.user .chat-stamp {
text-align: right;
}
/* =============================================
CHAT TEXT STYLING
============================================= */
.chat-text {
font-size: 14px;
line-height: 1.5;
word-wrap: break-word;
overflow-wrap: break-word;
}
.chat-text :where(p, ul, ol, pre, blockquote, table) {
margin: 0;
}
.chat-text :where(p + p, p + ul, p + ol, p + pre, p + blockquote) {
margin-top: 0.75em;
}
.chat-text :where(ul, ol) {
padding-left: 1.5em;
}
.chat-text :where(li + li) {
margin-top: 0.25em;
}
.chat-text :where(a) {
color: var(--accent);
text-decoration: underline;
text-underline-offset: 2px;
}
.chat-text :where(a:hover) {
opacity: 0.8;
}
.chat-text :where(code) {
font-family: var(--mono);
font-size: 0.9em;
}
.chat-text :where(:not(pre) > code) {
background: rgba(0, 0, 0, 0.15);
padding: 0.15em 0.4em;
border-radius: 4px;
}
.chat-text :where(pre) {
background: rgba(0, 0, 0, 0.15);
border-radius: 6px;
padding: 10px 12px;
overflow-x: auto;
}
.chat-text :where(pre code) {
background: none;
padding: 0;
}
.chat-text :where(blockquote) {
border-left: 3px solid var(--border);
padding-left: 12px;
color: var(--muted);
}
.chat-text :where(hr) {
border: none;
border-top: 1px solid var(--border);
margin: 1em 0;
}
/* =============================================
GROUPED CHAT LAYOUT (Slack-style)
============================================= */
/* Chat Group Layout - default (assistant/other on left) */
.chat-group {
display: flex;
gap: 12px;
align-items: flex-start;
margin-bottom: 16px;
margin-left: 16px;
margin-right: 16px;
}
/* User messages on right */
.chat-group.user {
flex-direction: row-reverse;
justify-content: flex-start;
}
.chat-group-messages {
display: flex;
flex-direction: column;
gap: 2px;
max-width: min(900px, calc(100% - 60px));
}
/* User messages align content right */
.chat-group.user .chat-group-messages {
align-items: flex-end;
}
.chat-group.user .chat-group-footer {
justify-content: flex-end;
}
/* Footer at bottom of message group (role + time) */
.chat-group-footer {
display: flex;
gap: 8px;
align-items: baseline;
margin-top: 6px;
}
.chat-sender-name {
font-weight: 500;
font-size: 12px;
color: var(--muted);
}
.chat-group-timestamp {
font-size: 11px;
color: var(--muted);
opacity: 0.7;
}
/* Avatar Styles */
.chat-avatar {
width: 40px;
height: 40px;
border-radius: 8px;
background: var(--panel-strong);
display: grid;
place-items: center;
font-weight: 600;
font-size: 14px;
flex-shrink: 0;
align-self: flex-end; /* Align with last message in group */
margin-bottom: 4px; /* Optical alignment */
}
.chat-avatar.user {
background: rgba(245, 159, 74, 0.2);
color: rgba(245, 159, 74, 1);
}
.chat-avatar.assistant {
background: rgba(52, 199, 183, 0.2);
color: rgba(52, 199, 183, 1);
}
.chat-avatar.other {
background: rgba(150, 150, 150, 0.2);
color: rgba(150, 150, 150, 1);
}
/* Minimal Bubble Design - dynamic width based on content */
.chat-bubble {
display: inline-block;
border: 1px solid var(--border);
background: rgba(0, 0, 0, 0.12);
border-radius: 12px;
padding: 10px 14px;
box-shadow: none;
transition: background 150ms ease-out, border-color 150ms ease-out;
max-width: 100%;
word-wrap: break-word;
}
.chat-bubble:hover {
background: rgba(0, 0, 0, 0.18);
}
/* User bubbles have different styling */
.chat-group.user .chat-bubble {
background: rgba(245, 159, 74, 0.15);
border-color: rgba(245, 159, 74, 0.3);
}
.chat-group.user .chat-bubble:hover {
background: rgba(245, 159, 74, 0.22);
}
/* Streaming animation */
.chat-bubble.streaming {
animation: pulsing-border 1.5s ease-out infinite;
}
@keyframes pulsing-border {
0%, 100% {
border-color: var(--border);
}
50% {
border-color: var(--accent);
}
}
/* Fade-in animation for new messages */
.chat-bubble.fade-in {
animation: fade-in 200ms ease-out;
}
@keyframes fade-in {
from {
opacity: 0;
transform: translateY(4px);
}
to {
opacity: 1;
transform: translateY(0);
}
}
/* Tool Card Styles */
.chat-tool-card {
border: 1px solid var(--border);
border-radius: 8px;
padding: 12px;
margin-top: 8px;
transition: border-color 150ms ease-out, background 150ms ease-out;
/* Fixed max-height to ensure cards don't expand too much */
max-height: 120px;
overflow: hidden;
}
.chat-tool-card:hover {
border-color: var(--accent);
background: rgba(0, 0, 0, 0.06);
}
/* First tool card in a group - no top margin */
.chat-tool-card:first-child {
margin-top: 0;
}
.chat-tool-card--clickable {
cursor: pointer;
}
.chat-tool-card--clickable:focus {
outline: 2px solid var(--accent);
outline-offset: 2px;
}
/* Header with title and chevron */
.chat-tool-card__header {
display: flex;
justify-content: space-between;
align-items: center;
gap: 8px;
}
.chat-tool-card__title {
display: inline-flex;
align-items: center;
gap: 6px;
font-weight: 600;
font-size: 13px;
line-height: 1.2;
}
.chat-tool-card__icon {
display: inline-flex;
align-items: center;
justify-content: center;
width: 18px;
height: 18px;
font-size: 14px;
line-height: 1;
font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", sans-serif;
vertical-align: middle;
flex-shrink: 0;
}
/* "View >" action link */
.chat-tool-card__action {
font-size: 12px;
color: var(--accent);
opacity: 0.8;
transition: opacity 150ms ease-out;
}
.chat-tool-card--clickable:hover .chat-tool-card__action {
opacity: 1;
}
/* Status indicator for completed/empty results */
.chat-tool-card__status {
font-size: 14px;
color: var(--ok);
}
.chat-tool-card__status-text {
font-size: 11px;
margin-top: 4px;
}
.chat-tool-card__detail {
font-size: 12px;
color: var(--muted);
margin-top: 4px;
}
/* Collapsed preview - fixed height with truncation */
.chat-tool-card__preview {
font-size: 11px;
color: var(--muted);
margin-top: 8px;
padding: 8px 10px;
background: rgba(0, 0, 0, 0.08);
border-radius: 6px;
white-space: pre-wrap;
overflow: hidden;
max-height: 44px;
line-height: 1.4;
border: 1px solid rgba(255, 255, 255, 0.04);
}
.chat-tool-card--clickable:hover .chat-tool-card__preview {
background: rgba(0, 0, 0, 0.12);
border-color: rgba(255, 255, 255, 0.08);
}
/* Short inline output */
.chat-tool-card__inline {
font-size: 11px;
color: var(--text);
margin-top: 6px;
padding: 6px 8px;
background: rgba(0, 0, 0, 0.06);
border-radius: 4px;
white-space: pre-wrap;
word-break: break-word;
}
/* Reading Indicator */
.chat-reading-indicator {
background: transparent;
border: 1px solid var(--border);
padding: 12px;
display: inline-flex;
}
.chat-reading-indicator__dots {
display: flex;
gap: 6px;
align-items: center;
}
.chat-reading-indicator__dots span {
width: 6px;
height: 6px;
border-radius: 50%;
background: var(--muted);
animation: reading-pulse 1.4s ease-in-out infinite;
}
.chat-reading-indicator__dots span:nth-child(1) {
animation-delay: 0s;
}
.chat-reading-indicator__dots span:nth-child(2) {
animation-delay: 0.2s;
}
.chat-reading-indicator__dots span:nth-child(3) {
animation-delay: 0.4s;
}
@keyframes reading-pulse {
0%, 60%, 100% {
opacity: 0.3;
transform: scale(0.8);
}
30% {
opacity: 1;
transform: scale(1);
}
}
/* Split View Layout */
.chat-split-container {
display: flex;
gap: 0;
flex: 1;
min-height: 0;
height: 100%;
}
.chat-main {
min-width: 400px;
display: flex;
flex-direction: column;
overflow: hidden;
/* Smooth transition when sidebar opens/closes */
transition: flex 250ms ease-out;
}
.chat-sidebar {
flex: 1;
min-width: 300px;
border-left: 1px solid var(--border);
display: flex;
flex-direction: column;
overflow: hidden;
animation: slide-in 200ms ease-out;
}
@keyframes slide-in {
from {
opacity: 0;
transform: translateX(20px);
}
to {
opacity: 1;
transform: translateX(0);
}
}
/* Sidebar Panel */
.sidebar-panel {
display: flex;
flex-direction: column;
height: 100%;
background: var(--panel);
}
.sidebar-header {
display: flex;
justify-content: space-between;
align-items: center;
padding: 12px 16px;
border-bottom: 1px solid var(--border);
flex-shrink: 0;
position: sticky;
top: 0;
z-index: 10;
background: var(--panel);
}
/* Smaller close button for sidebar */
.sidebar-header .btn {
padding: 4px 8px;
font-size: 14px;
min-width: auto;
line-height: 1;
}
.sidebar-title {
font-weight: 600;
font-size: 14px;
}
.sidebar-content {
flex: 1;
overflow: auto;
padding: 16px;
}
.sidebar-markdown {
font-size: 14px;
line-height: 1.5;
}
.sidebar-markdown pre {
background: rgba(0, 0, 0, 0.12);
border-radius: 4px;
padding: 12px;
overflow-x: auto;
}
.sidebar-markdown code {
font-family: var(--mono);
font-size: 13px;
}
/* Mobile: Full-screen modal */
@media (max-width: 768px) {
.chat-split-container {
position: fixed;
top: 0;
left: 0;
right: 0;
bottom: 0;
z-index: 1000;
}
.chat-main {
display: none; /* Hide chat on mobile when sidebar open */
}
.chat-sidebar {
width: 100%;
min-width: 0;
border-left: none;
}
}
@import "./chat/layout.css";
@import "./chat/legacy.css";
@import "./chat/text.css";
@import "./chat/grouped.css";
@import "./chat/tool-cards.css";
@import "./chat/sidebar.css";

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/* =============================================
GROUPED CHAT LAYOUT (Slack-style)
============================================= */
/* Chat Group Layout - default (assistant/other on left) */
.chat-group {
display: flex;
gap: 12px;
align-items: flex-start;
margin-bottom: 16px;
margin-left: 16px;
margin-right: 16px;
}
/* User messages on right */
.chat-group.user {
flex-direction: row-reverse;
justify-content: flex-start;
}
.chat-group-messages {
display: flex;
flex-direction: column;
gap: 2px;
max-width: min(900px, calc(100% - 60px));
}
/* User messages align content right */
.chat-group.user .chat-group-messages {
align-items: flex-end;
}
.chat-group.user .chat-group-footer {
justify-content: flex-end;
}
/* Footer at bottom of message group (role + time) */
.chat-group-footer {
display: flex;
gap: 8px;
align-items: baseline;
margin-top: 6px;
}
.chat-sender-name {
font-weight: 500;
font-size: 12px;
color: var(--muted);
}
.chat-group-timestamp {
font-size: 11px;
color: var(--muted);
opacity: 0.7;
}
/* Avatar Styles */
.chat-avatar {
width: 40px;
height: 40px;
border-radius: 8px;
background: var(--panel-strong);
display: grid;
place-items: center;
font-weight: 600;
font-size: 14px;
flex-shrink: 0;
align-self: flex-end; /* Align with last message in group */
margin-bottom: 4px; /* Optical alignment */
}
.chat-avatar.user {
background: rgba(245, 159, 74, 0.2);
color: rgba(245, 159, 74, 1);
}
.chat-avatar.assistant {
background: rgba(52, 199, 183, 0.2);
color: rgba(52, 199, 183, 1);
}
.chat-avatar.other {
background: rgba(150, 150, 150, 0.2);
color: rgba(150, 150, 150, 1);
}
/* Minimal Bubble Design - dynamic width based on content */
.chat-bubble {
display: inline-block;
border: 1px solid var(--border);
background: rgba(0, 0, 0, 0.12);
border-radius: 12px;
padding: 10px 14px;
box-shadow: none;
transition: background 150ms ease-out, border-color 150ms ease-out;
max-width: 100%;
word-wrap: break-word;
}
.chat-bubble:hover {
background: rgba(0, 0, 0, 0.18);
}
/* User bubbles have different styling */
.chat-group.user .chat-bubble {
background: rgba(245, 159, 74, 0.15);
border-color: rgba(245, 159, 74, 0.3);
}
.chat-group.user .chat-bubble:hover {
background: rgba(245, 159, 74, 0.22);
}
/* Streaming animation */
.chat-bubble.streaming {
animation: pulsing-border 1.5s ease-out infinite;
}
@keyframes pulsing-border {
0%, 100% {
border-color: var(--border);
}
50% {
border-color: var(--accent);
}
}
/* Fade-in animation for new messages */
.chat-bubble.fade-in {
animation: fade-in 200ms ease-out;
}
@keyframes fade-in {
from {
opacity: 0;
transform: translateY(4px);
}
to {
opacity: 1;
transform: translateY(0);
}
}

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/* =============================================
CHAT CARD LAYOUT - Flex container with sticky compose
============================================= */
/* Main chat card - flex column layout, transparent background */
.chat {
position: relative;
display: flex;
flex-direction: column;
flex: 1 1 0;
height: 100%;
min-height: 0; /* Allow flex shrinking */
overflow: hidden;
background: transparent !important;
border: none !important;
box-shadow: none !important;
}
/* Chat header - fixed at top, transparent */
.chat-header {
display: flex;
justify-content: space-between;
align-items: center;
gap: 12px;
flex-wrap: nowrap;
flex-shrink: 0;
padding-bottom: 12px;
margin-bottom: 12px;
background: transparent;
}
.chat-header__left {
display: flex;
align-items: center;
gap: 12px;
flex-wrap: wrap;
min-width: 0;
}
.chat-header__right {
display: flex;
align-items: center;
gap: 8px;
}
.chat-session {
min-width: 180px;
}
/* Chat thread - scrollable middle section, transparent */
.chat-thread {
flex: 1 1 0; /* Grow, shrink, and use 0 base for proper scrolling */
overflow-y: auto;
overflow-x: hidden;
padding: 12px;
margin: 0 -12px;
min-height: 0; /* Allow shrinking for flex scroll behavior */
border-radius: 12px;
background: transparent;
}
/* Focus mode exit button */
.chat-focus-exit {
position: absolute;
top: 12px;
right: 12px;
z-index: 100;
width: 32px;
height: 32px;
border-radius: 50%;
border: 1px solid var(--border);
background: var(--panel);
color: var(--muted);
font-size: 20px;
line-height: 1;
cursor: pointer;
display: flex;
align-items: center;
justify-content: center;
transition: background 150ms ease-out, color 150ms ease-out, border-color 150ms ease-out;
box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}
.chat-focus-exit:hover {
background: var(--panel-strong);
color: var(--text);
border-color: var(--accent);
}
/* Chat compose - sticky at bottom */
.chat-compose {
position: sticky;
bottom: 0;
flex-shrink: 0;
display: flex;
align-items: flex-end;
gap: 12px;
margin-top: auto; /* Push to bottom of flex container */
padding: 16px 0 4px;
background: linear-gradient(to bottom, transparent, var(--bg) 20%);
z-index: 10;
}
.chat-compose__field {
flex: 1 1 auto;
min-width: 0;
}
/* Hide the "Message" label - keep textarea only */
.chat-compose__field > span {
display: none;
}
/* Override .field textarea min-height (180px) from components.css */
.chat-compose .chat-compose__field textarea {
width: 100%;
min-height: 36px;
max-height: 150px;
padding: 8px 12px;
border-radius: 10px;
resize: vertical;
white-space: pre-wrap;
font-family: var(--font-body);
font-size: 14px;
line-height: 1.45;
}
.chat-compose__field textarea:disabled {
opacity: 0.7;
cursor: not-allowed;
}
.chat-compose__actions {
flex-shrink: 0;
display: flex;
align-items: stretch;
}
.chat-compose .chat-compose__actions .btn {
padding: 8px 16px;
font-size: 13px;
min-height: 36px;
white-space: nowrap;
}
/* Chat controls - moved to content-header area, left aligned */
.chat-controls {
display: flex;
align-items: center;
justify-content: flex-start;
gap: 12px;
flex-wrap: wrap;
}
.chat-controls__session {
min-width: 140px;
}
.chat-controls__thinking {
display: flex;
align-items: center;
gap: 6px;
font-size: 13px;
}
/* Icon button style */
.btn--icon {
padding: 8px !important;
min-width: 36px;
height: 36px;
display: inline-flex;
align-items: center;
justify-content: center;
border: 1px solid var(--border);
background: rgba(255, 255, 255, 0.06);
}
/* Controls separator */
.chat-controls__separator {
color: rgba(255, 255, 255, 0.4);
font-size: 18px;
margin: 0 8px;
font-weight: 300;
}
:root[data-theme="light"] .chat-controls__separator {
color: rgba(16, 24, 40, 0.3);
}
.btn--icon:hover {
background: rgba(255, 255, 255, 0.12);
border-color: rgba(255, 255, 255, 0.2);
}
/* Light theme icon button overrides */
:root[data-theme="light"] .btn--icon {
background: rgba(255, 255, 255, 0.9);
border-color: rgba(16, 24, 40, 0.2);
box-shadow: 0 1px 2px rgba(16, 24, 40, 0.05);
color: rgba(16, 24, 40, 0.7);
}
:root[data-theme="light"] .btn--icon:hover {
background: rgba(255, 255, 255, 1);
border-color: rgba(16, 24, 40, 0.3);
color: rgba(16, 24, 40, 0.9);
}
.btn--icon svg {
display: block;
}
.chat-controls__session select {
padding: 6px 10px;
font-size: 13px;
}
.chat-controls__thinking {
display: flex;
align-items: center;
gap: 4px;
font-size: 12px;
padding: 4px 10px;
background: rgba(255, 255, 255, 0.04);
border-radius: 6px;
border: 1px solid var(--border);
}
/* Light theme thinking indicator override */
:root[data-theme="light"] .chat-controls__thinking {
background: rgba(255, 255, 255, 0.9);
border-color: rgba(16, 24, 40, 0.15);
}
@media (max-width: 640px) {
.chat-session {
min-width: 140px;
}
.chat-compose {
grid-template-columns: 1fr;
}
.chat-controls {
flex-wrap: wrap;
gap: 8px;
}
.chat-controls__session {
min-width: 120px;
}
}

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/* =============================================
LEGACY CHAT LINE LAYOUT (non-grouped)
============================================= */
.chat-line {
display: flex;
margin-bottom: 12px;
}
.chat-line.user {
justify-content: flex-end;
}
.chat-line.assistant,
.chat-line.other {
justify-content: flex-start;
}
.chat-msg {
display: grid;
gap: 6px;
max-width: min(900px, 95%);
}
.chat-line.user .chat-msg {
justify-items: end;
}
.chat-stamp {
font-size: 11px;
color: var(--muted);
}
.chat-line.user .chat-stamp {
text-align: right;
}

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/* Split View Layout */
.chat-split-container {
display: flex;
gap: 0;
flex: 1;
min-height: 0;
height: 100%;
}
.chat-main {
min-width: 400px;
display: flex;
flex-direction: column;
overflow: hidden;
/* Smooth transition when sidebar opens/closes */
transition: flex 250ms ease-out;
}
.chat-sidebar {
flex: 1;
min-width: 300px;
border-left: 1px solid var(--border);
display: flex;
flex-direction: column;
overflow: hidden;
animation: slide-in 200ms ease-out;
}
@keyframes slide-in {
from {
opacity: 0;
transform: translateX(20px);
}
to {
opacity: 1;
transform: translateX(0);
}
}
/* Sidebar Panel */
.sidebar-panel {
display: flex;
flex-direction: column;
height: 100%;
background: var(--panel);
}
.sidebar-header {
display: flex;
justify-content: space-between;
align-items: center;
padding: 12px 16px;
border-bottom: 1px solid var(--border);
flex-shrink: 0;
position: sticky;
top: 0;
z-index: 10;
background: var(--panel);
}
/* Smaller close button for sidebar */
.sidebar-header .btn {
padding: 4px 8px;
font-size: 14px;
min-width: auto;
line-height: 1;
}
.sidebar-title {
font-weight: 600;
font-size: 14px;
}
.sidebar-content {
flex: 1;
overflow: auto;
padding: 16px;
}
.sidebar-markdown {
font-size: 14px;
line-height: 1.5;
}
.sidebar-markdown pre {
background: rgba(0, 0, 0, 0.12);
border-radius: 4px;
padding: 12px;
overflow-x: auto;
}
.sidebar-markdown code {
font-family: var(--mono);
font-size: 13px;
}
/* Mobile: Full-screen modal */
@media (max-width: 768px) {
.chat-split-container {
position: fixed;
top: 0;
left: 0;
right: 0;
bottom: 0;
z-index: 1000;
}
.chat-main {
display: none; /* Hide chat on mobile when sidebar open */
}
.chat-sidebar {
width: 100%;
min-width: 0;
border-left: none;
}
}

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/* =============================================
CHAT TEXT STYLING
============================================= */
.chat-text {
font-size: 14px;
line-height: 1.5;
word-wrap: break-word;
overflow-wrap: break-word;
}
.chat-text :where(p, ul, ol, pre, blockquote, table) {
margin: 0;
}
.chat-text :where(p + p, p + ul, p + ol, p + pre, p + blockquote) {
margin-top: 0.75em;
}
.chat-text :where(ul, ol) {
padding-left: 1.5em;
}
.chat-text :where(li + li) {
margin-top: 0.25em;
}
.chat-text :where(a) {
color: var(--accent);
text-decoration: underline;
text-underline-offset: 2px;
}
.chat-text :where(a:hover) {
opacity: 0.8;
}
.chat-text :where(code) {
font-family: var(--mono);
font-size: 0.9em;
}
.chat-text :where(:not(pre) > code) {
background: rgba(0, 0, 0, 0.15);
padding: 0.15em 0.4em;
border-radius: 4px;
}
.chat-text :where(pre) {
background: rgba(0, 0, 0, 0.15);
border-radius: 6px;
padding: 10px 12px;
overflow-x: auto;
}
.chat-text :where(pre code) {
background: none;
padding: 0;
}
.chat-text :where(blockquote) {
border-left: 3px solid var(--border);
padding-left: 12px;
color: var(--muted);
}
.chat-text :where(hr) {
border: none;
border-top: 1px solid var(--border);
margin: 1em 0;
}

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/* Tool Card Styles */
.chat-tool-card {
border: 1px solid var(--border);
border-radius: 8px;
padding: 12px;
margin-top: 8px;
transition: border-color 150ms ease-out, background 150ms ease-out;
/* Fixed max-height to ensure cards don't expand too much */
max-height: 120px;
overflow: hidden;
}
.chat-tool-card:hover {
border-color: var(--accent);
background: rgba(0, 0, 0, 0.06);
}
/* First tool card in a group - no top margin */
.chat-tool-card:first-child {
margin-top: 0;
}
.chat-tool-card--clickable {
cursor: pointer;
}
.chat-tool-card--clickable:focus {
outline: 2px solid var(--accent);
outline-offset: 2px;
}
/* Header with title and chevron */
.chat-tool-card__header {
display: flex;
justify-content: space-between;
align-items: center;
gap: 8px;
}
.chat-tool-card__title {
display: inline-flex;
align-items: center;
gap: 6px;
font-weight: 600;
font-size: 13px;
line-height: 1.2;
}
.chat-tool-card__icon {
display: inline-flex;
align-items: center;
justify-content: center;
width: 18px;
height: 18px;
font-size: 14px;
line-height: 1;
font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", sans-serif;
vertical-align: middle;
flex-shrink: 0;
}
/* "View >" action link */
.chat-tool-card__action {
font-size: 12px;
color: var(--accent);
opacity: 0.8;
transition: opacity 150ms ease-out;
}
.chat-tool-card--clickable:hover .chat-tool-card__action {
opacity: 1;
}
/* Status indicator for completed/empty results */
.chat-tool-card__status {
font-size: 14px;
color: var(--ok);
}
.chat-tool-card__status-text {
font-size: 11px;
margin-top: 4px;
}
.chat-tool-card__detail {
font-size: 12px;
color: var(--muted);
margin-top: 4px;
}
/* Collapsed preview - fixed height with truncation */
.chat-tool-card__preview {
font-size: 11px;
color: var(--muted);
margin-top: 8px;
padding: 8px 10px;
background: rgba(0, 0, 0, 0.08);
border-radius: 6px;
white-space: pre-wrap;
overflow: hidden;
max-height: 44px;
line-height: 1.4;
border: 1px solid rgba(255, 255, 255, 0.04);
}
.chat-tool-card--clickable:hover .chat-tool-card__preview {
background: rgba(0, 0, 0, 0.12);
border-color: rgba(255, 255, 255, 0.08);
}
/* Short inline output */
.chat-tool-card__inline {
font-size: 11px;
color: var(--text);
margin-top: 6px;
padding: 6px 8px;
background: rgba(0, 0, 0, 0.06);
border-radius: 4px;
white-space: pre-wrap;
word-break: break-word;
}
/* Reading Indicator */
.chat-reading-indicator {
background: transparent;
border: 1px solid var(--border);
padding: 12px;
display: inline-flex;
}
.chat-reading-indicator__dots {
display: flex;
gap: 6px;
align-items: center;
}
.chat-reading-indicator__dots span {
width: 6px;
height: 6px;
border-radius: 50%;
background: var(--muted);
animation: reading-pulse 1.4s ease-in-out infinite;
}
.chat-reading-indicator__dots span:nth-child(1) {
animation-delay: 0s;
}
.chat-reading-indicator__dots span:nth-child(2) {
animation-delay: 0.2s;
}
.chat-reading-indicator__dots span:nth-child(3) {
animation-delay: 0.4s;
}
@keyframes reading-pulse {
0%, 60%, 100% {
opacity: 0.3;
transform: scale(0.8);
}
30% {
opacity: 1;
transform: scale(1);
}
}

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import { html, nothing } from "lit";
import { unsafeHTML } from "lit/directives/unsafe-html.js";
import { toSanitizedMarkdownHtml } from "../markdown";
import type { MessageGroup } from "../types/chat-types";
import { isToolResultMessage, normalizeRoleForGrouping } from "./message-normalizer";
import {
extractText,
extractThinking,
formatReasoningMarkdown,
} from "./message-extract";
import { extractToolCards, renderToolCardSidebar } from "./tool-cards";
export function renderReadingIndicatorGroup() {
return html`
<div class="chat-group assistant">
${renderAvatar("assistant")}
<div class="chat-group-messages">
<div class="chat-bubble chat-reading-indicator" aria-hidden="true">
<span class="chat-reading-indicator__dots">
<span></span><span></span><span></span>
</span>
</div>
</div>
</div>
`;
}
export function renderStreamingGroup(
text: string,
startedAt: number,
onOpenSidebar?: (content: string) => void,
) {
const timestamp = new Date(startedAt).toLocaleTimeString([], {
hour: "numeric",
minute: "2-digit",
});
return html`
<div class="chat-group assistant">
${renderAvatar("assistant")}
<div class="chat-group-messages">
${renderGroupedMessage(
{
role: "assistant",
content: [{ type: "text", text }],
timestamp: startedAt,
},
{ isStreaming: true, showReasoning: false },
onOpenSidebar,
)}
<div class="chat-group-footer">
<span class="chat-sender-name">Assistant</span>
<span class="chat-group-timestamp">${timestamp}</span>
</div>
</div>
</div>
`;
}
export function renderMessageGroup(
group: MessageGroup,
opts: { onOpenSidebar?: (content: string) => void; showReasoning: boolean },
) {
const normalizedRole = normalizeRoleForGrouping(group.role);
const who =
normalizedRole === "user"
? "You"
: normalizedRole === "assistant"
? "Assistant"
: normalizedRole;
const roleClass =
normalizedRole === "user"
? "user"
: normalizedRole === "assistant"
? "assistant"
: "other";
const timestamp = new Date(group.timestamp).toLocaleTimeString([], {
hour: "numeric",
minute: "2-digit",
});
return html`
<div class="chat-group ${roleClass}">
${renderAvatar(group.role)}
<div class="chat-group-messages">
${group.messages.map((item, index) =>
renderGroupedMessage(
item.message,
{
isStreaming:
group.isStreaming && index === group.messages.length - 1,
showReasoning: opts.showReasoning,
},
opts.onOpenSidebar,
),
)}
<div class="chat-group-footer">
<span class="chat-sender-name">${who}</span>
<span class="chat-group-timestamp">${timestamp}</span>
</div>
</div>
</div>
`;
}
function renderAvatar(role: string) {
const normalized = normalizeRoleForGrouping(role);
const initial = normalized === "user" ? "U" : normalized === "assistant" ? "A" : "?";
const className = normalized === "user" ? "user" : normalized === "assistant" ? "assistant" : "other";
return html`<div class="chat-avatar ${className}">${initial}</div>`;
}
function renderGroupedMessage(
message: unknown,
opts: { isStreaming: boolean; showReasoning: boolean },
onOpenSidebar?: (content: string) => void,
) {
const m = message as Record<string, unknown>;
const role = typeof m.role === "string" ? m.role : "unknown";
const isToolResult =
isToolResultMessage(message) ||
role.toLowerCase() === "toolresult" ||
role.toLowerCase() === "tool_result" ||
typeof m.toolCallId === "string" ||
typeof m.tool_call_id === "string";
const toolCards = extractToolCards(message);
const hasToolCards = toolCards.length > 0;
const extractedText = extractText(message);
const extractedThinking =
opts.showReasoning && role === "assistant" ? extractThinking(message) : null;
const markdownBase = extractedText?.trim() ? extractedText : null;
const markdown = extractedThinking
? [formatReasoningMarkdown(extractedThinking), markdownBase]
.filter(Boolean)
.join("\n\n")
: markdownBase;
const bubbleClasses = [
"chat-bubble",
opts.isStreaming ? "streaming" : "",
"fade-in",
]
.filter(Boolean)
.join(" ");
if (!markdown && hasToolCards && isToolResult) {
return html`${toolCards.map((card) =>
renderToolCardSidebar(card, onOpenSidebar),
)}`;
}
if (!markdown && !hasToolCards) return nothing;
return html`
<div class="${bubbleClasses}">
${markdown
? html`<div class="chat-text">${unsafeHTML(toSanitizedMarkdownHtml(markdown))}</div>`
: nothing}
${toolCards.map((card) => renderToolCardSidebar(card, onOpenSidebar))}
</div>
`;
}

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import { html, nothing } from "lit";
import { unsafeHTML } from "lit/directives/unsafe-html.js";
import { toSanitizedMarkdownHtml } from "../markdown";
import {
isToolResultMessage,
normalizeRoleForGrouping,
} from "./message-normalizer";
import {
extractText,
extractThinking,
formatReasoningMarkdown,
} from "./message-extract";
import { extractToolCards, renderToolCardLegacy } from "./tool-cards";
export type LegacyToolOutputProps = {
isToolOutputExpanded?: (id: string) => boolean;
onToolOutputToggle?: (id: string, expanded: boolean) => void;
};
export function renderReadingIndicator() {
return html`
<div class="chat-line assistant">
<div class="chat-msg">
<div class="chat-bubble chat-reading-indicator" aria-hidden="true">
<span class="chat-reading-indicator__dots">
<span></span><span></span><span></span>
</span>
</div>
</div>
</div>
`;
}
export function renderMessage(
message: unknown,
props?: LegacyToolOutputProps,
opts?: { streaming?: boolean; showReasoning?: boolean },
) {
const m = message as Record<string, unknown>;
const role = typeof m.role === "string" ? m.role : "unknown";
const toolCards = extractToolCards(message);
const hasToolCards = toolCards.length > 0;
const isToolResult =
isToolResultMessage(message) ||
typeof m.toolCallId === "string" ||
typeof m.tool_call_id === "string";
const extractedText = extractText(message);
const extractedThinking =
opts?.showReasoning && role === "assistant" ? extractThinking(message) : null;
const contentText = typeof m.content === "string" ? m.content : null;
const fallback = hasToolCards ? null : JSON.stringify(message, null, 2);
const display =
!isToolResult && extractedText?.trim()
? { kind: "text" as const, value: extractedText }
: !isToolResult && contentText?.trim()
? { kind: "text" as const, value: contentText }
: !isToolResult && fallback
? { kind: "json" as const, value: fallback }
: null;
const markdownBase =
display?.kind === "json"
? ["```json", display.value, "```"].join("\n")
: (display?.value ?? null);
const markdown = extractedThinking
? [formatReasoningMarkdown(extractedThinking), markdownBase]
.filter(Boolean)
.join("\n\n")
: markdownBase;
const timestamp =
typeof m.timestamp === "number" ? new Date(m.timestamp).toLocaleTimeString() : "";
const normalizedRole = normalizeRoleForGrouping(role);
const klass =
normalizedRole === "assistant"
? "assistant"
: normalizedRole === "user"
? "user"
: "other";
const who =
normalizedRole === "assistant"
? "Assistant"
: normalizedRole === "user"
? "You"
: normalizedRole;
const toolCallId = typeof m.toolCallId === "string" ? m.toolCallId : "";
const toolCardBase =
toolCallId ||
(typeof m.id === "string" ? m.id : "") ||
(typeof m.messageId === "string" ? m.messageId : "") ||
(typeof m.timestamp === "number" ? String(m.timestamp) : "tool-card");
return html`
<div class="chat-line ${klass}">
<div class="chat-msg">
<div class="chat-bubble ${opts?.streaming ? "streaming" : ""}">
${markdown
? html`<div class="chat-text">${unsafeHTML(toSanitizedMarkdownHtml(markdown))}</div>`
: nothing}
${toolCards.map((card, index) =>
renderToolCardLegacy(card, {
id: `${toolCardBase}:${index}`,
expanded: props?.isToolOutputExpanded
? props.isToolOutputExpanded(`${toolCardBase}:${index}`)
: false,
onToggle: props?.onToolOutputToggle,
}),
)}
</div>
<div class="chat-stamp mono">
${who}${timestamp ? html` · ${timestamp}` : nothing}
</div>
</div>
</div>
`;
}

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import { stripThinkingTags } from "../format";
export function extractText(message: unknown): string | null {
const m = message as Record<string, unknown>;
const role = typeof m.role === "string" ? m.role : "";
const content = m.content;
if (typeof content === "string") {
return role === "assistant" ? stripThinkingTags(content) : content;
}
if (Array.isArray(content)) {
const parts = content
.map((p) => {
const item = p as Record<string, unknown>;
if (item.type === "text" && typeof item.text === "string") return item.text;
return null;
})
.filter((v): v is string => typeof v === "string");
if (parts.length > 0) {
const joined = parts.join("\n");
return role === "assistant" ? stripThinkingTags(joined) : joined;
}
}
if (typeof m.text === "string") {
return role === "assistant" ? stripThinkingTags(m.text) : m.text;
}
return null;
}
export function extractThinking(message: unknown): string | null {
const m = message as Record<string, unknown>;
const content = m.content;
const parts: string[] = [];
if (Array.isArray(content)) {
for (const p of content) {
const item = p as Record<string, unknown>;
if (item.type === "thinking" && typeof item.thinking === "string") {
const cleaned = item.thinking.trim();
if (cleaned) parts.push(cleaned);
}
}
}
if (parts.length > 0) return parts.join("\n");
// Back-compat: older logs may still have <think> tags inside text blocks.
const rawText = extractRawText(message);
if (!rawText) return null;
const matches = [
...rawText.matchAll(
/<\s*think(?:ing)?\s*>([\s\S]*?)<\s*\/\s*think(?:ing)?\s*>/gi,
),
];
const extracted = matches
.map((m) => (m[1] ?? "").trim())
.filter(Boolean);
return extracted.length > 0 ? extracted.join("\n") : null;
}
export function extractRawText(message: unknown): string | null {
const m = message as Record<string, unknown>;
const content = m.content;
if (typeof content === "string") return content;
if (Array.isArray(content)) {
const parts = content
.map((p) => {
const item = p as Record<string, unknown>;
if (item.type === "text" && typeof item.text === "string") return item.text;
return null;
})
.filter((v): v is string => typeof v === "string");
if (parts.length > 0) return parts.join("\n");
}
if (typeof m.text === "string") return m.text;
return null;
}
export function formatReasoningMarkdown(text: string): string {
const trimmed = text.trim();
if (!trimmed) return "";
const lines = trimmed
.split(/\r?\n/)
.map((line) => line.trim())
.filter(Boolean)
.map((line) => `_${line}_`);
return lines.length ? ["_Reasoning:_", ...lines].join("\n") : "";
}

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import { html, nothing } from "lit";
import { unsafeHTML } from "lit/directives/unsafe-html.js";
import { toSanitizedMarkdownHtml } from "../markdown";
import { formatToolDetail, resolveToolDisplay } from "../tool-display";
import type { ToolCard } from "../types/chat-types";
import { TOOL_INLINE_THRESHOLD } from "./constants";
import {
formatToolOutputForSidebar,
getTruncatedPreview,
} from "./tool-helpers";
import { isToolResultMessage } from "./message-normalizer";
import { extractText } from "./message-extract";
export function extractToolCards(message: unknown): ToolCard[] {
const m = message as Record<string, unknown>;
const content = normalizeContent(m.content);
const cards: ToolCard[] = [];
for (const item of content) {
const kind = String(item.type ?? "").toLowerCase();
const isToolCall =
["toolcall", "tool_call", "tooluse", "tool_use"].includes(kind) ||
(typeof item.name === "string" && item.arguments != null);
if (isToolCall) {
cards.push({
kind: "call",
name: (item.name as string) ?? "tool",
args: coerceArgs(item.arguments ?? item.args),
});
}
}
for (const item of content) {
const kind = String(item.type ?? "").toLowerCase();
if (kind !== "toolresult" && kind !== "tool_result") continue;
const text = extractToolText(item);
const name = typeof item.name === "string" ? item.name : "tool";
cards.push({ kind: "result", name, text });
}
if (
isToolResultMessage(message) &&
!cards.some((card) => card.kind === "result")
) {
const name =
(typeof m.toolName === "string" && m.toolName) ||
(typeof m.tool_name === "string" && m.tool_name) ||
"tool";
const text = extractText(message) ?? undefined;
cards.push({ kind: "result", name, text });
}
return cards;
}
export function renderToolCardLegacy(
card: ToolCard,
opts?: {
id: string;
expanded: boolean;
onToggle?: (id: string, expanded: boolean) => void;
},
) {
const display = resolveToolDisplay({ name: card.name, args: card.args });
const detail = formatToolDetail(display);
const hasOutput = typeof card.text === "string" && card.text.length > 0;
const expanded = opts?.expanded ?? false;
const id = opts?.id ?? `${card.name}-${Math.random()}`;
return html`
<div class="chat-tool-card">
<div class="chat-tool-card__header">
<div class="chat-tool-card__title">
<span class="chat-tool-card__icon">${display.emoji}</span>
<span>${display.label}</span>
</div>
${!hasOutput ? html`<span class="chat-tool-card__status">✓</span>` : nothing}
</div>
${detail
? html`<div class="chat-tool-card__detail">${detail}</div>`
: nothing}
${hasOutput
? html`
<details
class="chat-tool-card__details"
?open=${expanded}
@toggle=${(e: Event) => {
if (!opts?.onToggle) return;
const target = e.currentTarget as HTMLDetailsElement;
opts.onToggle(id, target.open);
}}
>
<summary class="chat-tool-card__summary">
${expanded ? "Hide output" : "Show output"}
<span class="chat-tool-card__summary-meta">
(${card.text?.length ?? 0} chars)
</span>
</summary>
${expanded
? html`<div class="chat-tool-card__output chat-text">
${unsafeHTML(toSanitizedMarkdownHtml(card.text ?? ""))}
</div>`
: nothing}
</details>
`
: nothing}
</div>
`;
}
export function renderToolCardSidebar(
card: ToolCard,
onOpenSidebar?: (content: string) => void,
) {
const display = resolveToolDisplay({ name: card.name, args: card.args });
const detail = formatToolDetail(display);
const hasText = Boolean(card.text?.trim());
const canClick = Boolean(onOpenSidebar);
const handleClick = canClick
? () => {
if (hasText) {
onOpenSidebar!(formatToolOutputForSidebar(card.text!));
return;
}
const info = `## ${display.label}\n\n${
detail ? `**Command:** \`${detail}\`\n\n` : ""
}*No output — tool completed successfully.*`;
onOpenSidebar!(info);
}
: undefined;
const isShort = hasText && (card.text?.length ?? 0) <= TOOL_INLINE_THRESHOLD;
const showCollapsed = hasText && !isShort;
const showInline = hasText && isShort;
const isEmpty = !hasText;
return html`
<div
class="chat-tool-card ${canClick ? "chat-tool-card--clickable" : ""}"
@click=${handleClick}
role=${canClick ? "button" : nothing}
tabindex=${canClick ? "0" : nothing}
@keydown=${canClick
? (e: KeyboardEvent) => {
if (e.key !== "Enter" && e.key !== " ") return;
e.preventDefault();
handleClick?.();
}
: nothing}
>
<div class="chat-tool-card__header">
<div class="chat-tool-card__title">
<span class="chat-tool-card__icon">${display.emoji}</span>
<span>${display.label}</span>
</div>
${canClick
? html`<span class="chat-tool-card__action">${hasText ? "View " : ""}</span>`
: nothing}
${isEmpty && !canClick ? html`<span class="chat-tool-card__status">✓</span>` : nothing}
</div>
${detail
? html`<div class="chat-tool-card__detail">${detail}</div>`
: nothing}
${isEmpty
? html`<div class="chat-tool-card__status-text muted">Completed</div>`
: nothing}
${showCollapsed
? html`<div class="chat-tool-card__preview mono">${getTruncatedPreview(card.text!)}</div>`
: nothing}
${showInline
? html`<div class="chat-tool-card__inline mono">${card.text}</div>`
: nothing}
</div>
`;
}
function normalizeContent(content: unknown): Array<Record<string, unknown>> {
if (!Array.isArray(content)) return [];
return content.filter(Boolean) as Array<Record<string, unknown>>;
}
function coerceArgs(value: unknown): unknown {
if (typeof value !== "string") return value;
const trimmed = value.trim();
if (!trimmed) return value;
if (!trimmed.startsWith("{") && !trimmed.startsWith("[")) return value;
try {
return JSON.parse(trimmed);
} catch {
return value;
}
}
function extractToolText(item: Record<string, unknown>): string | undefined {
if (typeof item.text === "string") return item.text;
if (typeof item.content === "string") return item.content;
return undefined;
}

View File

@@ -27,10 +27,11 @@ export function formatToolOutputForSidebar(text: string): string {
* Truncates to first N lines or first N characters, whichever is shorter.
*/
export function getTruncatedPreview(text: string): string {
const lines = text.split("\n").slice(0, PREVIEW_MAX_LINES);
const allLines = text.split("\n");
const lines = allLines.slice(0, PREVIEW_MAX_LINES);
const preview = lines.join("\n");
if (preview.length > PREVIEW_MAX_CHARS) {
return preview.slice(0, PREVIEW_MAX_CHARS) + "…";
}
return lines.length < text.split("\n").length ? preview + "…" : preview;
return lines.length < allLines.length ? preview + "…" : preview;
}

View File

@@ -1,23 +1,19 @@
import { html, nothing } from "lit";
import { repeat } from "lit/directives/repeat.js";
import { unsafeHTML } from "lit/directives/unsafe-html.js";
import { stripThinkingTags } from "../format";
import { toSanitizedMarkdownHtml } from "../markdown";
import { formatToolDetail, resolveToolDisplay } from "../tool-display";
import type { SessionsListResult } from "../types";
import type { ChatQueueItem } from "../ui-types";
import type { ChatItem, MessageGroup, ToolCard } from "../types/chat-types";
import { TOOL_INLINE_THRESHOLD } from "../chat/constants";
import {
formatToolOutputForSidebar,
getTruncatedPreview,
} from "../chat/tool-helpers";
import type { ChatItem, MessageGroup } from "../types/chat-types";
import {
normalizeMessage,
normalizeRoleForGrouping,
isToolResultMessage,
} from "../chat/message-normalizer";
import { extractText } from "../chat/message-extract";
import { renderMessage, renderReadingIndicator } from "../chat/legacy-render";
import {
renderMessageGroup,
renderReadingIndicatorGroup,
renderStreamingGroup,
} from "../chat/grouped-render";
import { renderMarkdownSidebar } from "./markdown-sidebar";
import "../components/resizable-divider";
@@ -360,527 +356,3 @@ function fnv1a(input: string): string {
}
return (hash >>> 0).toString(36);
}
function renderReadingIndicator() {
return html`
<div class="chat-line assistant">
<div class="chat-msg">
<div class="chat-bubble chat-reading-indicator" aria-hidden="true">
<span class="chat-reading-indicator__dots">
<span></span><span></span><span></span>
</span>
</div>
</div>
</div>
`;
}
function renderReadingIndicatorGroup() {
return html`
<div class="chat-group assistant">
${renderAvatar("assistant")}
<div class="chat-group-messages">
<div class="chat-bubble chat-reading-indicator" aria-hidden="true">
<span class="chat-reading-indicator__dots">
<span></span><span></span><span></span>
</span>
</div>
</div>
</div>
`;
}
function renderMessage(
message: unknown,
props?: Pick<ChatProps, "isToolOutputExpanded" | "onToolOutputToggle">,
opts?: { streaming?: boolean; showReasoning?: boolean },
) {
const m = message as Record<string, unknown>;
const role = typeof m.role === "string" ? m.role : "unknown";
const toolCards = extractToolCards(message);
const hasToolCards = toolCards.length > 0;
const isToolResult =
isToolResultMessage(message) ||
typeof m.toolCallId === "string" ||
typeof m.tool_call_id === "string";
const extractedText = extractText(message);
const extractedThinking =
opts?.showReasoning && role === "assistant" ? extractThinking(message) : null;
const contentText = typeof m.content === "string" ? m.content : null;
const fallback = hasToolCards ? null : JSON.stringify(message, null, 2);
const display =
!isToolResult && extractedText?.trim()
? { kind: "text" as const, value: extractedText }
: !isToolResult && contentText?.trim()
? { kind: "text" as const, value: contentText }
: !isToolResult && fallback
? { kind: "json" as const, value: fallback }
: null;
const markdownBase =
display?.kind === "json"
? ["```json", display.value, "```"].join("\n")
: (display?.value ?? null);
const markdown = extractedThinking
? [formatReasoningMarkdown(extractedThinking), markdownBase]
.filter(Boolean)
.join("\n\n")
: markdownBase;
const timestamp =
typeof m.timestamp === "number" ? new Date(m.timestamp).toLocaleTimeString() : "";
const normalizedRole = normalizeRoleForGrouping(role);
const klass =
normalizedRole === "assistant"
? "assistant"
: normalizedRole === "user"
? "user"
: "other";
const who =
normalizedRole === "assistant"
? "Assistant"
: normalizedRole === "user"
? "You"
: normalizedRole;
const toolCallId = typeof m.toolCallId === "string" ? m.toolCallId : "";
const toolCardBase =
toolCallId ||
(typeof m.id === "string" ? m.id : "") ||
(typeof m.messageId === "string" ? m.messageId : "") ||
(typeof m.timestamp === "number" ? String(m.timestamp) : "tool-card");
return html`
<div class="chat-line ${klass}">
<div class="chat-msg">
<div class="chat-bubble ${opts?.streaming ? "streaming" : ""}">
${markdown
? html`<div class="chat-text">${unsafeHTML(toSanitizedMarkdownHtml(markdown))}</div>`
: nothing}
${toolCards.map((card, index) =>
renderToolCardLegacy(card, {
id: `${toolCardBase}:${index}`,
expanded: props?.isToolOutputExpanded
? props.isToolOutputExpanded(`${toolCardBase}:${index}`)
: false,
onToggle: props?.onToolOutputToggle,
}),
)}
</div>
<div class="chat-stamp mono">
${who}${timestamp ? html` · ${timestamp}` : nothing}
</div>
</div>
</div>
`;
}
function extractText(message: unknown): string | null {
const m = message as Record<string, unknown>;
const role = typeof m.role === "string" ? m.role : "";
const content = m.content;
if (typeof content === "string") {
return role === "assistant" ? stripThinkingTags(content) : content;
}
if (Array.isArray(content)) {
const parts = content
.map((p) => {
const item = p as Record<string, unknown>;
if (item.type === "text" && typeof item.text === "string") return item.text;
return null;
})
.filter((v): v is string => typeof v === "string");
if (parts.length > 0) {
const joined = parts.join("\n");
return role === "assistant" ? stripThinkingTags(joined) : joined;
}
}
if (typeof m.text === "string") {
return role === "assistant" ? stripThinkingTags(m.text) : m.text;
}
return null;
}
function extractThinking(message: unknown): string | null {
const m = message as Record<string, unknown>;
const content = m.content;
const parts: string[] = [];
if (Array.isArray(content)) {
for (const p of content) {
const item = p as Record<string, unknown>;
if (item.type === "thinking" && typeof item.thinking === "string") {
const cleaned = item.thinking.trim();
if (cleaned) parts.push(cleaned);
}
}
}
if (parts.length > 0) return parts.join("\n");
// Back-compat: older logs may still have <think> tags inside text blocks.
const rawText = extractRawText(message);
if (!rawText) return null;
const matches = [
...rawText.matchAll(
/<\s*think(?:ing)?\s*>([\s\S]*?)<\s*\/\s*think(?:ing)?\s*>/gi,
),
];
const extracted = matches
.map((m) => (m[1] ?? "").trim())
.filter(Boolean);
return extracted.length > 0 ? extracted.join("\n") : null;
}
function extractRawText(message: unknown): string | null {
const m = message as Record<string, unknown>;
const content = m.content;
if (typeof content === "string") return content;
if (Array.isArray(content)) {
const parts = content
.map((p) => {
const item = p as Record<string, unknown>;
if (item.type === "text" && typeof item.text === "string") return item.text;
return null;
})
.filter((v): v is string => typeof v === "string");
if (parts.length > 0) return parts.join("\n");
}
if (typeof m.text === "string") return m.text;
return null;
}
function formatReasoningMarkdown(text: string): string {
const trimmed = text.trim();
if (!trimmed) return "";
const lines = trimmed
.split(/\r?\n/)
.map((line) => line.trim())
.filter(Boolean)
.map((line) => `_${line}_`);
return lines.length ? ["_Reasoning:_", ...lines].join("\n") : "";
}
function extractToolCards(message: unknown): ToolCard[] {
const m = message as Record<string, unknown>;
const content = normalizeContent(m.content);
const cards: ToolCard[] = [];
for (const item of content) {
const kind = String(item.type ?? "").toLowerCase();
const isToolCall =
["toolcall", "tool_call", "tooluse", "tool_use"].includes(kind) ||
(typeof item.name === "string" && item.arguments != null);
if (isToolCall) {
cards.push({
kind: "call",
name: (item.name as string) ?? "tool",
args: coerceArgs(item.arguments ?? item.args),
});
}
}
for (const item of content) {
const kind = String(item.type ?? "").toLowerCase();
if (kind !== "toolresult" && kind !== "tool_result") continue;
const text = extractToolText(item);
const name = typeof item.name === "string" ? item.name : "tool";
cards.push({ kind: "result", name, text });
}
if (
isToolResultMessage(message) &&
!cards.some((card) => card.kind === "result")
) {
const name =
(typeof m.toolName === "string" && m.toolName) ||
(typeof m.tool_name === "string" && m.tool_name) ||
"tool";
const text = extractText(message) ?? undefined;
cards.push({ kind: "result", name, text });
}
return cards;
}
function renderToolCardLegacy(
card: ToolCard,
opts?: {
id: string;
expanded: boolean;
onToggle?: (id: string, expanded: boolean) => void;
},
) {
const display = resolveToolDisplay({ name: card.name, args: card.args });
const detail = formatToolDetail(display);
const hasOutput = typeof card.text === "string" && card.text.length > 0;
const expanded = opts?.expanded ?? false;
const id = opts?.id ?? `${card.name}-${Math.random()}`;
return html`
<div class="chat-tool-card">
<div class="chat-tool-card__header">
<div class="chat-tool-card__title">
<span class="chat-tool-card__icon">${display.emoji}</span>
<span>${display.label}</span>
</div>
${!hasOutput ? html`<span class="chat-tool-card__status">✓</span>` : nothing}
</div>
${detail
? html`<div class="chat-tool-card__detail">${detail}</div>`
: nothing}
${hasOutput
? html`
<details
class="chat-tool-card__details"
?open=${expanded}
@toggle=${(e: Event) => {
if (!opts?.onToggle) return;
const target = e.currentTarget as HTMLDetailsElement;
opts.onToggle(id, target.open);
}}
>
<summary class="chat-tool-card__summary">
${expanded ? "Hide output" : "Show output"}
<span class="chat-tool-card__summary-meta">
(${card.text?.length ?? 0} chars)
</span>
</summary>
${expanded
? html`<div class="chat-tool-card__output chat-text">
${unsafeHTML(toSanitizedMarkdownHtml(card.text ?? ""))}
</div>`
: nothing}
</details>
`
: nothing}
</div>
`;
}
function renderToolCardSidebar(
card: ToolCard,
onOpenSidebar?: (content: string) => void,
) {
const display = resolveToolDisplay({ name: card.name, args: card.args });
const detail = formatToolDetail(display);
const hasText = Boolean(card.text?.trim());
const canClick = Boolean(onOpenSidebar);
const handleClick = canClick
? () => {
if (hasText) {
onOpenSidebar!(formatToolOutputForSidebar(card.text!));
return;
}
const info = `## ${display.label}\n\n${
detail ? `**Command:** \`${detail}\`\n\n` : ""
}*No output — tool completed successfully.*`;
onOpenSidebar!(info);
}
: undefined;
const isShort = hasText && (card.text?.length ?? 0) <= TOOL_INLINE_THRESHOLD;
const showCollapsed = hasText && !isShort;
const showInline = hasText && isShort;
const isEmpty = !hasText;
return html`
<div
class="chat-tool-card ${canClick ? "chat-tool-card--clickable" : ""}"
@click=${handleClick}
role=${canClick ? "button" : nothing}
tabindex=${canClick ? "0" : nothing}
@keydown=${canClick
? (e: KeyboardEvent) => {
if (e.key !== "Enter" && e.key !== " ") return;
e.preventDefault();
handleClick?.();
}
: nothing}
>
<div class="chat-tool-card__header">
<div class="chat-tool-card__title">
<span class="chat-tool-card__icon">${display.emoji}</span>
<span>${display.label}</span>
</div>
${canClick
? html`<span class="chat-tool-card__action">${hasText ? "View " : ""}</span>`
: nothing}
${isEmpty && !canClick ? html`<span class="chat-tool-card__status">✓</span>` : nothing}
</div>
${detail
? html`<div class="chat-tool-card__detail">${detail}</div>`
: nothing}
${isEmpty
? html`<div class="chat-tool-card__status-text muted">Completed</div>`
: nothing}
${showCollapsed
? html`<div class="chat-tool-card__preview mono">${getTruncatedPreview(card.text!)}</div>`
: nothing}
${showInline
? html`<div class="chat-tool-card__inline mono">${card.text}</div>`
: nothing}
</div>
`;
}
function renderAvatar(role: string) {
const normalized = normalizeRoleForGrouping(role);
const initial = normalized === "user" ? "U" : normalized === "assistant" ? "A" : "?";
const className = normalized === "user" ? "user" : normalized === "assistant" ? "assistant" : "other";
return html`<div class="chat-avatar ${className}">${initial}</div>`;
}
function renderStreamingGroup(
text: string,
startedAt: number,
onOpenSidebar?: (content: string) => void,
) {
const timestamp = new Date(startedAt).toLocaleTimeString([], {
hour: "numeric",
minute: "2-digit",
});
return html`
<div class="chat-group assistant">
${renderAvatar("assistant")}
<div class="chat-group-messages">
${renderGroupedMessage(
{
role: "assistant",
content: [{ type: "text", text }],
timestamp: startedAt,
},
{ isStreaming: true, showReasoning: false },
onOpenSidebar,
)}
<div class="chat-group-footer">
<span class="chat-sender-name">Assistant</span>
<span class="chat-group-timestamp">${timestamp}</span>
</div>
</div>
</div>
`;
}
function renderMessageGroup(
group: MessageGroup,
opts: { onOpenSidebar?: (content: string) => void; showReasoning: boolean },
) {
const normalizedRole = normalizeRoleForGrouping(group.role);
const who =
normalizedRole === "user"
? "You"
: normalizedRole === "assistant"
? "Assistant"
: normalizedRole;
const roleClass =
normalizedRole === "user"
? "user"
: normalizedRole === "assistant"
? "assistant"
: "other";
const timestamp = new Date(group.timestamp).toLocaleTimeString([], {
hour: "numeric",
minute: "2-digit",
});
return html`
<div class="chat-group ${roleClass}">
${renderAvatar(group.role)}
<div class="chat-group-messages">
${group.messages.map((item, index) =>
renderGroupedMessage(
item.message,
{
isStreaming:
group.isStreaming && index === group.messages.length - 1,
showReasoning: opts.showReasoning,
},
opts.onOpenSidebar,
),
)}
<div class="chat-group-footer">
<span class="chat-sender-name">${who}</span>
<span class="chat-group-timestamp">${timestamp}</span>
</div>
</div>
</div>
`;
}
function renderGroupedMessage(
message: unknown,
opts: { isStreaming: boolean; showReasoning: boolean },
onOpenSidebar?: (content: string) => void,
) {
const m = message as Record<string, unknown>;
const role = typeof m.role === "string" ? m.role : "unknown";
const isToolResult =
isToolResultMessage(message) ||
role.toLowerCase() === "toolresult" ||
role.toLowerCase() === "tool_result" ||
typeof m.toolCallId === "string" ||
typeof m.tool_call_id === "string";
const toolCards = extractToolCards(message);
const hasToolCards = toolCards.length > 0;
const extractedText = extractText(message);
const extractedThinking =
opts.showReasoning && role === "assistant" ? extractThinking(message) : null;
const markdownBase = extractedText?.trim() ? extractedText : null;
const markdown = extractedThinking
? [formatReasoningMarkdown(extractedThinking), markdownBase]
.filter(Boolean)
.join("\n\n")
: markdownBase;
const bubbleClasses = [
"chat-bubble",
opts.isStreaming ? "streaming" : "",
"fade-in",
]
.filter(Boolean)
.join(" ");
if (!markdown && hasToolCards && isToolResult) {
return html`${toolCards.map((card) =>
renderToolCardSidebar(card, onOpenSidebar),
)}`;
}
if (!markdown && !hasToolCards) return nothing;
return html`
<div class="${bubbleClasses}">
${markdown
? html`<div class="chat-text">${unsafeHTML(toSanitizedMarkdownHtml(markdown))}</div>`
: nothing}
${toolCards.map((card) => renderToolCardSidebar(card, onOpenSidebar))}
</div>
`;
}
function normalizeContent(content: unknown): Array<Record<string, unknown>> {
if (!Array.isArray(content)) return [];
return content.filter(Boolean) as Array<Record<string, unknown>>;
}
function coerceArgs(value: unknown): unknown {
if (typeof value !== "string") return value;
const trimmed = value.trim();
if (!trimmed) return value;
if (!trimmed.startsWith("{") && !trimmed.startsWith("[")) return value;
try {
return JSON.parse(trimmed);
} catch {
return value;
}
}
function extractToolText(item: Record<string, unknown>): string | undefined {
if (typeof item.text === "string") return item.text;
if (typeof item.content === "string") return item.content;
return undefined;
}