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Merged
im-adithya merged 2 commits into from
Jun 18, 2026
Merged

feat: add paste option in dual currency input #439

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6d55bda
feat: add paste option in dual currency input
im-adithya Jun 17, 2026
d2bc84b
chore: remove unnecessary bg-card class
im-adithya Jun 17, 2026
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289 changes: 195 additions & 94 deletions components/DualCurrencyInput.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,8 @@ import {
BottomSheetTextInput,
BottomSheetView,
} from "@gorhom/bottom-sheet";
import * as Clipboard from "expo-clipboard";
import * as Haptics from "expo-haptics";
import React, { useCallback, useRef, useState } from "react";
import {
Keyboard,
Expand Down Expand Up @@ -214,6 +216,7 @@ export function DualCurrencyInput({
);
const [text, setText] = React.useState(amount);
const [inputMode, setInputMode] = React.useState<"sats" | "fiat">("sats");
const [showPasteAction, setShowPasteAction] = React.useState(false);

const formatPlaceholderNumber = React.useCallback((value: number) => {
const suffixes = { M: 1_000_000, k: 1_000 };
Expand Down Expand Up @@ -283,6 +286,73 @@ export function DualCurrencyInput({
);
}, [bitcoinDisplayFormat]);

const applyPastedValue = useCallback(
(rawValue: string) => {
if (inputMode === "sats") {
const [integerPart = ""] = rawValue.split(".");
const next = integerPart.replace(/\D/g, "").replace(/^0+/, "");
if (!next) {
errorToast(
new Error("Your clipboard does not contain a valid amount."),
);
return;
}
if (Number(next) > MAX_SATS_THRESHOLD) {
showSatsThresholdToast();
return;
}
setText(next);
setAmount(next);
return;
}

const sanitized = rawValue.replace(/,/g, "").replace(/[^\d.]/g, "");

const [integerPart = "", ...decimalParts] = sanitized.split(".");
const hasDecimal = decimalParts.length > 0;

const normalizedInteger = integerPart.replace(/^0+(?=\d)/, "");
const normalizedDecimal = decimalParts.join("").slice(0, 2);

const next = hasDecimal
? `${normalizedInteger || "0"}.${normalizedDecimal}`
: normalizedInteger;

if (!next) {
errorToast(
new Error("Your clipboard does not contain a valid amount."),
);
return;
}

const satsAmount = getSatsAmount?.(+next);
if (satsAmount !== undefined && satsAmount > MAX_SATS_THRESHOLD) {
showSatsThresholdToast();
return;
}

setText(next);
if (getSatsAmount) {
setAmount(satsAmount?.toString() || "");
}
},
[getSatsAmount, inputMode, setAmount, showSatsThresholdToast],
);

const paste = useCallback(async () => {
let clipboardText;
try {
clipboardText = await Clipboard.getStringAsync();
} catch (error) {
console.error("Failed to read clipboard", error);
errorToast(new Error("Failed to read clipboard."));
return;
}

applyPastedValue(clipboardText);
setShowPasteAction(false);
}, [applyPastedValue]);

const handleKeyPress = (key: string) => {
if (inputMode === "sats") {
let next;
Expand Down Expand Up @@ -357,109 +427,140 @@ export function DualCurrencyInput({

return (
<View className="flex-1 flex flex-col gap-2">
{showPasteAction && (
<Pressable
className="absolute inset-0 z-40"
onPress={() => setShowPasteAction(false)}
/>
)}
<View className="flex-1 flex flex-col">
<View className="flex-1 flex items-center justify-center">
{validationMessage !== "" && (
<Text className="text-destructive">{validationMessage}</Text>
)}
</View>
<View className="flex-[2] w-full flex flex-col items-center justify-center gap-2">
<View className="flex flex-row items-center justify-center gap-2">
{(inputMode === "fiat" ||
(inputMode === "sats" && bitcoinDisplayFormat === "bip177")) && (
<Text
className={cn(
Platform.select({
ios: cn(
displayCharacterCount > 11
? "ios:text-4xl"
: "ios:text-5xl",
displayCharacterCount <= 14 &&
displayCharacterCount >= 11 &&
"ios:sm:text-5xl",
),
android: cn(
displayCharacterCount > 11
? "android:text-4xl"
: "android:text-[42px]",
displayCharacterCount <= 14 &&
displayCharacterCount >= 11 &&
"sm:android:text-[42px]",
),
}),
"text-secondary-foreground font-bold2 !leading-[1.5]",
!text && "text-muted",
)}
>
{inputMode === "sats" && bitcoinDisplayFormat === "bip177"
? "₿"
: symbol}
</Text>
)}
<Text
className={cn(
Platform.select({
ios: cn(
displayCharacterCount > 11
? "ios:text-4xl"
: "ios:text-5xl",
displayCharacterCount <= 14 &&
displayCharacterCount >= 11 &&
"ios:sm:text-5xl",
),
android: cn(
displayCharacterCount > 11
? "android:text-4xl"
: "android:text-[42px]",
displayCharacterCount <= 14 &&
displayCharacterCount >= 11 &&
"sm:android:text-[42px]",
),
}),
"font-semibold2 !leading-[1.5]",
!text && "text-muted",
validationMessage && "text-destructive",
)}
<View className="relative">
<Pressable
disabled={isAmountReadOnly}
onLongPress={() => {
if (!text) {
Haptics.impactAsync(Haptics.ImpactFeedbackStyle.Medium);
setShowPasteAction(true);
}
}}
delayLongPress={300}
>
{text
? formattedText
: inputMode === "sats"
? min
? max
? `${formatPlaceholderNumber(min)}-${formatPlaceholderNumber(max)}`
: `Min ${formatPlaceholderNumber(min)}`
: max
? `Max ${formatPlaceholderNumber(max)}`
: "0"
: "0.00"}
</Text>
{inputMode === "sats" && bitcoinDisplayFormat === "sats" && (
<Text
className={cn(
Platform.select({
ios: cn(
displayCharacterCount > 11
? "ios:text-4xl"
: "ios:text-5xl",
displayCharacterCount <= 14 &&
displayCharacterCount >= 11 &&
"ios:sm:text-5xl",
),
android: cn(
displayCharacterCount > 11
? "android:text-4xl"
: "android:text-[42px]",
displayCharacterCount <= 14 &&
displayCharacterCount >= 11 &&
"sm:android:text-[42px]",
),
}),
"text-secondary-foreground font-semibold2 !leading-[1.5]",
!text && "text-muted",
<View className="flex flex-row items-center justify-center gap-2">
{(inputMode === "fiat" ||
(inputMode === "sats" &&
bitcoinDisplayFormat === "bip177")) && (
<Text
className={cn(
Platform.select({
ios: cn(
displayCharacterCount > 11
? "ios:text-4xl"
: "ios:text-5xl",
displayCharacterCount <= 14 &&
displayCharacterCount >= 11 &&
"ios:sm:text-5xl",
),
android: cn(
displayCharacterCount > 11
? "android:text-4xl"
: "android:text-[42px]",
displayCharacterCount <= 14 &&
displayCharacterCount >= 11 &&
"sm:android:text-[42px]",
),
}),
"text-secondary-foreground font-bold2 !leading-[1.5]",
!text && "text-muted",
)}
>
{inputMode === "sats" && bitcoinDisplayFormat === "bip177"
? "₿"
: symbol}
</Text>
)}
>
{+amount === 1 ? "sat" : "sats"}
</Text>
<Text
className={cn(
Platform.select({
ios: cn(
displayCharacterCount > 11
? "ios:text-4xl"
: "ios:text-5xl",
displayCharacterCount <= 14 &&
displayCharacterCount >= 11 &&
"ios:sm:text-5xl",
),
android: cn(
displayCharacterCount > 11
? "android:text-4xl"
: "android:text-[42px]",
displayCharacterCount <= 14 &&
displayCharacterCount >= 11 &&
"sm:android:text-[42px]",
),
}),
"font-semibold2 !leading-[1.5]",
!text && "text-muted",
validationMessage && "text-destructive",
)}
>
{text
? formattedText
: inputMode === "sats"
? min
? max
? `${formatPlaceholderNumber(min)}-${formatPlaceholderNumber(max)}`
: `Min ${formatPlaceholderNumber(min)}`
: max
? `Max ${formatPlaceholderNumber(max)}`
: "0"
: "0.00"}
</Text>
{inputMode === "sats" && bitcoinDisplayFormat === "sats" && (
<Text
className={cn(
Platform.select({
ios: cn(
displayCharacterCount > 11
? "ios:text-4xl"
: "ios:text-5xl",
displayCharacterCount <= 14 &&
displayCharacterCount >= 11 &&
"ios:sm:text-5xl",
),
android: cn(
displayCharacterCount > 11
? "android:text-4xl"
: "android:text-[42px]",
displayCharacterCount <= 14 &&
displayCharacterCount >= 11 &&
"sm:android:text-[42px]",
),
}),
"text-secondary-foreground font-semibold2 !leading-[1.5]",
!text && "text-muted",
)}
>
{+amount === 1 ? "sat" : "sats"}
</Text>
)}
</View>
</Pressable>
{showPasteAction && (
<View className="absolute top-full left-0 right-0 -mt-1 z-50 items-center">
<View className="-mb-2 size-3 rotate-45 bg-foreground" />
<Pressable
onPress={paste}
className="bg-foreground rounded-xl px-5 py-2"
>
<Text className="font-medium2 text-background">Paste</Text>
</Pressable>
</View>
)}
Comment thread
coderabbitai[bot] marked this conversation as resolved.
</View>
{fiatCurrency && (
Expand Down
1 change: 1 addition & 0 deletions package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -51,6 +51,7 @@
"expo-constants": "~18.0.10",
"expo-device": "~8.0.9",
"expo-font": "~14.0.9",
"expo-haptics": "~15.0.8",
"expo-image-picker": "~17.0.8",
"expo-linear-gradient": "~15.0.7",
"expo-linking": "~8.0.8",
Expand Down
5 changes: 5 additions & 0 deletions yarn.lock
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Original file line number Diff line number Diff line change
Expand Up @@ -5042,6 +5042,11 @@ expo-font@~14.0.9:
dependencies:
fontfaceobserver "^2.1.0"

expo-haptics@~15.0.8:
version "15.0.8"
resolved "https://registry.yarnpkg.com/expo-haptics/-/expo-haptics-15.0.8.tgz#f93f895ac5d76fe0c5ac26b3644e1dbb097833f3"
integrity sha512-lftutojy8Qs8zaDzzjwM3gKHFZ8bOOEZDCkmh2Ddpe95Ra6kt2izeOfOfKuP/QEh0MZ1j9TfqippyHdRd1ZM9g==

expo-image-loader@~6.0.0:
version "6.0.0"
resolved "https://registry.yarnpkg.com/expo-image-loader/-/expo-image-loader-6.0.0.tgz#15230442cbb90e101c080a4c81e37d974e43e072"
Expand Down
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