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override ... pending indicator with a shimmering "Working..." #199

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override ... pending indicator with a shimmering "Working..." #199

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67 changes: 67 additions & 0 deletions pkg-r/inst/www/commons-chat/commons-chat.css
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,8 @@
:root {
--shiny-chat-user-message-bg: var(--bs-tertiary-bg, #f4f5f7);
--shiny-tool-card-spinner-color: var(--bs-secondary-color, #6c757d);
--shiny-chat-pending-indicator-content: "Working…";
--shiny-chat-pending-indicator-icon-display: none;

/* Send/stop keep shinychat's primary/danger hues, softened toward the
* background so they don't dominate the chat. */
Expand All @@ -29,6 +31,71 @@ shiny-chat-container .shiny-chat-input .tiptap {
box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06);
}

.shiny-chat-pending-indicator {
gap: 0.5rem;
}

.shiny-chat-pending-indicator::before {
background-color: var(--bs-secondary-color, #6c757d);
content: "";
flex: none;
height: 0.4em;
margin-inline: 0.25em;
opacity: var(--shiny-chat-activity-opacity, 0.7);
transform: rotate(45deg);
width: 0.4em;
}

.shiny-chat-pending-indicator::after {
animation: commons-chat-working 1.6s ease-in-out infinite;
background: linear-gradient(
90deg,
var(--bs-secondary-color, #6c757d) 25%,
var(--bs-body-color, #212529) 50%,
var(--bs-secondary-color, #6c757d) 75%
);
background-clip: text;
background-size: 200% 100%;
color: var(--bs-secondary-color, #6c757d);
font-size: 0.8em;
opacity: var(--shiny-chat-activity-opacity, 0.7);
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
}

@keyframes commons-chat-working {
from {
background-position: 150% 0;
}

to {
background-position: -50% 0;
}
}

@media (prefers-reduced-motion: reduce) {
.shiny-chat-pending-indicator::after {
animation: none;
background: none;
-webkit-text-fill-color: currentcolor;
}
}

@media (prefers-contrast: more),
(prefers-reduced-transparency: reduce),
(forced-colors: active) {
.shiny-chat-pending-indicator::before,
.shiny-chat-pending-indicator::after {
opacity: 1;
}

.shiny-chat-pending-indicator::after {
animation: none;
background: none;
-webkit-text-fill-color: currentcolor;
}
}

/* ---- Answer provenance ----------------------------------------------- */

.commons-answer-pill {
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