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fix: update textarea to fit content height and set a max height #17946

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Merged
merged 3 commits into from
May 21, 2025
+16 −3
Merged

fix: update textarea to fit content height and set a max height #17946

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57060bc
fix: textarea show fit height of content and set a max height
jaaydenh May 20, 2025
5ecd9fc
fix: cleanup
jaaydenh May 20, 2025
e412af5
fix: remove unnecessary line
jaaydenh May 20, 2025
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fix: textarea show fit height of content and set a max height
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@jaaydenh
jaaydenh committed May 20, 2025
commit 57060bc4c0f5a8a6dc9969b2d773148c148afa88
21 changes: 18 additions & 3 deletions site/src/modules/workspaces/DynamicParameter/DynamicParameter.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -241,16 +241,30 @@ const DebouncedParameterField: FC<DebouncedParameterFieldProps> = ({
}, [debouncedLocalValue, onChangeEvent]);

switch (parameter.form_type) {
case "textarea":
case "textarea": {
const textareaRef = useRef<HTMLTextAreaElement>(null);

const resizeTextarea = useEffectEvent(() => {
if (textareaRef.current) {
const textarea = textareaRef.current;
textarea.style.height = "auto";
textarea.style.height = `${textarea.scrollHeight}px`;
}
});

useEffect(() => {
resizeTextarea();
}, [resizeTextarea]);

return (
<Textarea
ref={textareaRef}
id={id}
className="max-w-2xl"
className="overflow-y-auto max-h-[500px]"
value={localValue}
onChange={(e) => {
const target = e.currentTarget;
target.style.height = "auto";
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this is a static style and should be turned into a tailwind class as well

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When I test this, If I don't set height to auto in the onchange, the textarea height does not get updated correctly when the users adds and removes lines from the textarea

target.style.maxHeight = "700px";
target.style.height = `${target.scrollHeight}px`;

setLocalValue(e.target.value);
Expand All @@ -260,6 +274,7 @@ const DebouncedParameterField: FC<DebouncedParameterFieldProps> = ({
required={parameter.required}
/>
);
}

case "input": {
const inputType = parameter.type === "number" ? "number" : "text";
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