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fix: handle case when there's no ticker of < 4 chars

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This commit is contained in:
Daniel Cruz
2023-07-26 20:05:07 -06:00
committed by Fara Woolf
parent 086c329783
commit ce3c7c95e5
1 changed files with 17 additions and 13 deletions
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30
src/app/pages/send/send-crypto-asset-form/components/amount-field.tsx
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@@ -32,6 +32,17 @@ function getAmountModifiedFontSize(props: GetAmountModifiedFontSize) {
: maxFontSize;
}
interface Lerp {
start: number;
end: number;
t: number;
}
// Linear Interpolation
function lerp({ start, end, t }: Lerp) {
return (1 - t) * start + t * end;
}
interface AmountFieldProps {
autoComplete?: 'on' | 'off';
autofocus?: boolean;
@@ -65,20 +76,13 @@ export function AmountField({
const subtractedLengthToPositionPrefix = 0.5;
const onChange = (event: ChangeEvent<HTMLInputElement>) => {
const value = event.currentTarget.value;
if (symbol.length <= 4) {
const value = event.currentTarget.value;
if (value.length <= symbol.length) {
setFontSize(maxFontSize);
} else if (previousTextLength > value.length) {
const textSize = Math.ceil(fontSize + fontSizeModifier);
if (fontSize < maxFontSize) {
setFontSize(textSize);
}
} else if (previousTextLength < value.length) {
const textSize = Math.ceil(fontSize - fontSizeModifier);
if (fontSize > minFontSize) {
setFontSize(textSize);
}
const t = value.length / (symbol.length + maxLength);
const newFontSize = lerp({ start: maxFontSize, end: minFontSize, t });
setFontSize(newFontSize);
}
field.onChange(event);