mirror of
https://github.com/cypherstack/stack_wallet.git
synced 2024-12-23 11:59:30 +00:00
changed amount validation and (hopefully) fixed preview quote button
This commit is contained in:
julian
parent
1e5f624c8b
commit
47fb446b2e
1 changed files with 143 additions and 102 deletions
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@ -108,6 +108,37 @@ class _BuyFormState extends ConsumerState<BuyForm> {
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static Decimal maxCrypto = Decimal.parse((10000.00000000).toString());
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static String boundedCryptoTicker = '';
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String _amountOutOfRangeErrorString = "";
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void validateAmount() {
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if (_buyAmountController.text.isEmpty) {
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setState(() {
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_amountOutOfRangeErrorString = "";
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});
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return;
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}
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final value = Decimal.tryParse(_buyAmountController.text);
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if (value == null) {
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setState(() {
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_amountOutOfRangeErrorString = "Invalid amount";
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});
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} else if (value > maxFiat) {
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setState(() {
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_amountOutOfRangeErrorString =
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"Maximum amount: ${maxFiat.toStringAsFixed(2)}";
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});
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} else if (value < minFiat) {
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setState(() {
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_amountOutOfRangeErrorString =
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"Minimum amount: ${minFiat.toStringAsFixed(2)}";
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});
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} else {
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setState(() {
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_amountOutOfRangeErrorString = "";
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});
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}
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}
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void selectCrypto() async {
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if (ref.read(simplexProvider).supportedCryptos.isEmpty) {
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bool shouldPop = false;
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@ -355,11 +386,11 @@ class _BuyFormState extends ConsumerState<BuyForm> {
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}
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}
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String? _fetchIconUrlFromTicker(String? ticker) {
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if (ticker == null) return null;
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return null;
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}
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// String? _fetchIconUrlFromTicker(String? ticker) {
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// if (ticker == null) return null;
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//
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// return null;
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// }
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bool isStackCoin(String? ticker) {
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if (ticker == null) return false;
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@ -373,13 +404,15 @@ class _BuyFormState extends ConsumerState<BuyForm> {
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}
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Widget? getIconForTicker(String ticker) {
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String? iconAsset = /*isStackCoin(ticker)
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String iconAsset = /*isStackCoin(ticker)
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?*/
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Assets.svg.iconFor(coin: coinFromTickerCaseInsensitive(ticker));
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// : Assets.svg.buyIconFor(ticker);
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return (iconAsset != null)
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? SvgPicture.asset(iconAsset, height: 20, width: 20)
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: null;
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// return (iconAsset != null)
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// ? SvgPicture.asset(iconAsset, height: 20, width: 20)
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// : null;
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return SvgPicture.asset(iconAsset, height: 20, width: 20);
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}
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Future<void> previewQuote(SimplexQuote quote) async {
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@ -500,7 +533,7 @@ class _BuyFormState extends ConsumerState<BuyForm> {
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String errorMessage = "${quoteResponse.exception?.errorMessage}";
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if (errorMessage.contains('must be between')) {
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errorMessage = errorMessage.substring(
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(errorMessage.indexOf('getQuote exception: ') ?? 19) + 20,
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errorMessage.indexOf('getQuote exception: ') + 20,
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errorMessage.indexOf(", value: null"));
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_BuyFormState.boundedCryptoTicker = errorMessage.substring(
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errorMessage.indexOf('The ') + 4,
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@ -848,7 +881,11 @@ class _BuyFormState extends ConsumerState<BuyForm> {
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.textFieldDefaultBG,
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child: Padding(
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padding: const EdgeInsets.only(
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left: 12.0, top: 12.0, right: 12.0, bottom: 12.0),
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left: 12.0,
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top: 12.0,
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right: 12.0,
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bottom: 12.0,
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),
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child: Row(
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children: <Widget>[
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Container(
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@ -874,7 +911,7 @@ class _BuyFormState extends ConsumerState<BuyForm> {
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width: 8,
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),
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Text(
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"${selectedFiat?.ticker ?? 'ERR'}",
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selectedFiat?.ticker ?? 'ERR',
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style: STextStyles.largeMedium14(context),
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),
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const SizedBox(
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@ -882,7 +919,7 @@ class _BuyFormState extends ConsumerState<BuyForm> {
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),
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Expanded(
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child: Text(
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"${selectedFiat?.name ?? 'Error'}",
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selectedFiat?.name ?? 'Error',
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style: STextStyles.largeMedium14(context),
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),
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),
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@ -934,10 +971,11 @@ class _BuyFormState extends ConsumerState<BuyForm> {
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color: Theme.of(context).extension<StackColors>()!.textDark,
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),
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key: const Key("buyAmountInputFieldTextFieldKey"),
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controller: _buyAmountController
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..text = _BuyFormState.buyWithFiat
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? _BuyFormState.minFiat.toStringAsFixed(2) ?? '50.00'
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: _BuyFormState.minCrypto.toStringAsFixed(8),
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controller: _buyAmountController,
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// note: setting the text value here will set it every time this widget rebuilds
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// ..text = _BuyFormState.buyWithFiat
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// ? _BuyFormState.minFiat.toStringAsFixed(2) ?? '50.00'
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// : _BuyFormState.minCrypto.toStringAsFixed(8),
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focusNode: _buyAmountFocusNode,
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keyboardType: Util.isDesktop
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? null
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@ -946,7 +984,10 @@ class _BuyFormState extends ConsumerState<BuyForm> {
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decimal: true,
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),
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textAlign: TextAlign.left,
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inputFormatters: [NumericalRangeFormatter()],
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// inputFormatters: [NumericalRangeFormatter()],
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onChanged: (_) {
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validateAmount();
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},
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decoration: InputDecoration(
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contentPadding: const EdgeInsets.only(
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// top: 22,
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@ -981,8 +1022,8 @@ class _BuyFormState extends ConsumerState<BuyForm> {
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),
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child: Text(
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format.simpleCurrencySymbol(
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selectedFiat?.ticker ??
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"ERR".toUpperCase()),
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selectedFiat?.ticker.toUpperCase() ??
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"ERR"),
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textAlign: TextAlign.center,
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style: STextStyles.smallMed12(context).copyWith(
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color: Theme.of(context)
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@ -1019,18 +1060,20 @@ class _BuyFormState extends ConsumerState<BuyForm> {
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key: const Key(
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"buyViewClearAmountFieldButtonKey"),
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onTap: () {
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if (_BuyFormState.buyWithFiat) {
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_buyAmountController.text = _BuyFormState
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.minFiat
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.toStringAsFixed(2);
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} else {
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if (selectedCrypto?.ticker ==
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_BuyFormState.boundedCryptoTicker) {
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_buyAmountController.text = _BuyFormState
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.minCrypto
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.toStringAsFixed(8);
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}
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}
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// if (_BuyFormState.buyWithFiat) {
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// _buyAmountController.text = _BuyFormState
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// .minFiat
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// .toStringAsFixed(2);
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// } else {
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// if (selectedCrypto?.ticker ==
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// _BuyFormState.boundedCryptoTicker) {
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// _buyAmountController.text = _BuyFormState
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// .minCrypto
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// .toStringAsFixed(8);
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// }
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// }
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_buyAmountController.text = "";
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validateAmount();
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},
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child: const XIcon(),
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)
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@ -1047,7 +1090,7 @@ class _BuyFormState extends ConsumerState<BuyForm> {
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_buyAmountController.text =
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amountString.toString();
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setState(() {});
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validateAmount();
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}
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},
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child: _buyAmountController.text.isEmpty
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@ -1060,6 +1103,14 @@ class _BuyFormState extends ConsumerState<BuyForm> {
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),
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),
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),
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SizedBox(
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height: isDesktop ? 10 : 4,
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),
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if (_amountOutOfRangeErrorString.isNotEmpty)
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Text(
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_amountOutOfRangeErrorString,
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style: STextStyles.errorSmall(context),
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),
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SizedBox(
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height: isDesktop ? 20 : 12,
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),
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@ -1167,7 +1218,7 @@ class _BuyFormState extends ConsumerState<BuyForm> {
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_receiveAddressController.text = "";
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_address = "";
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setState(() {
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_addressToggleFlag = true;
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_addressToggleFlag = false;
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});
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},
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child: const XIcon(),
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@ -1338,27 +1389,15 @@ class _BuyFormState extends ConsumerState<BuyForm> {
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SizedBox(
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height: isDesktop ? 20 : 12,
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),
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MouseRegion(
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cursor: SystemMouseCursors.click,
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child: GestureDetector(
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onTap: () {
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if (_receiveAddressController.text.isNotEmpty &&
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_buyAmountController.text.isNotEmpty) {
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previewQuote(quote);
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}
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},
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child: PrimaryButton(
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PrimaryButton(
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buttonHeight: isDesktop ? ButtonHeight.l : null,
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enabled: _receiveAddressController.text.isNotEmpty &&
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enabled: _addressToggleFlag &&
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_amountOutOfRangeErrorString.isEmpty &&
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_buyAmountController.text.isNotEmpty,
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onPressed: () {
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if (_receiveAddressController.text.isNotEmpty &&
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_buyAmountController.text.isNotEmpty) {
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previewQuote(quote);
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}
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},
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label: "Preview quote",
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)),
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),
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],
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),
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@ -1367,51 +1406,53 @@ class _BuyFormState extends ConsumerState<BuyForm> {
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}
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}
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// See https://stackoverflow.com/a/68072967
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class NumericalRangeFormatter extends TextInputFormatter {
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NumericalRangeFormatter();
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// might need this again in the future
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@override
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TextEditingValue formatEditUpdate(
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TextEditingValue oldValue,
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TextEditingValue newValue,
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) {
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TextSelection newSelection = newValue.selection;
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String newVal = _BuyFormState.buyWithFiat
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? Decimal.parse(newValue.text).toStringAsFixed(2)
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: Decimal.parse(newValue.text).toStringAsFixed(8);
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if (newValue.text == '') {
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return newValue;
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} else {
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if (_BuyFormState.buyWithFiat) {
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if (Decimal.parse(newValue.text) < _BuyFormState.minFiat) {
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newVal = _BuyFormState.minFiat.toStringAsFixed(2);
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// _BuyFormState._buyAmountController.selection =
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// TextSelection.collapsed(
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// offset: _BuyFormState.buyWithFiat
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// ? _BuyFormState._buyAmountController.text.length - 2
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// : _BuyFormState._buyAmountController.text.length - 8);
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} else if (Decimal.parse(newValue.text) > _BuyFormState.maxFiat) {
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newVal = _BuyFormState.maxFiat.toStringAsFixed(2);
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}
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} else if (!_BuyFormState.buyWithFiat &&
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_BuyFormState.selectedCrypto?.ticker ==
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_BuyFormState.boundedCryptoTicker) {
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if (Decimal.parse(newValue.text) < _BuyFormState.minCrypto) {
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newVal = _BuyFormState.minCrypto.toStringAsFixed(8);
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} else if (Decimal.parse(newValue.text) > _BuyFormState.maxCrypto) {
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newVal = _BuyFormState.maxCrypto.toStringAsFixed(8);
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}
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}
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}
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final regexString = _BuyFormState.buyWithFiat
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? r'^([0-9]*[,.]?[0-9]{0,2}|[,.][0-9]{0,2})$'
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: r'^([0-9]*[,.]?[0-9]{0,8}|[,.][0-9]{0,8})$';
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// return RegExp(r'^([0-9]*[,.]?[0-9]{0,8}|[,.][0-9]{0,8})$')
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return RegExp(regexString).hasMatch(newVal)
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? TextEditingValue(text: newVal, selection: newSelection)
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: oldValue;
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}
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}
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// // See https://stackoverflow.com/a/68072967
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// class NumericalRangeFormatter extends TextInputFormatter {
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// NumericalRangeFormatter();
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//
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// @override
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// TextEditingValue formatEditUpdate(
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// TextEditingValue oldValue,
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// TextEditingValue newValue,
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// ) {
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// TextSelection newSelection = newValue.selection;
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// String newVal = _BuyFormState.buyWithFiat
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// ? Decimal.parse(newValue.text).toStringAsFixed(2)
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// : Decimal.parse(newValue.text).toStringAsFixed(8);
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// if (newValue.text == '') {
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// return newValue;
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// } else {
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// if (_BuyFormState.buyWithFiat) {
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// if (Decimal.parse(newValue.text) < _BuyFormState.minFiat) {
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// newVal = _BuyFormState.minFiat.toStringAsFixed(2);
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// // _BuyFormState._buyAmountController.selection =
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// // TextSelection.collapsed(
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// // offset: _BuyFormState.buyWithFiat
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// // ? _BuyFormState._buyAmountController.text.length - 2
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// // : _BuyFormState._buyAmountController.text.length - 8);
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// } else if (Decimal.parse(newValue.text) > _BuyFormState.maxFiat) {
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// newVal = _BuyFormState.maxFiat.toStringAsFixed(2);
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// }
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// } else if (!_BuyFormState.buyWithFiat &&
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// _BuyFormState.selectedCrypto?.ticker ==
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// _BuyFormState.boundedCryptoTicker) {
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// if (Decimal.parse(newValue.text) < _BuyFormState.minCrypto) {
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// newVal = _BuyFormState.minCrypto.toStringAsFixed(8);
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// } else if (Decimal.parse(newValue.text) > _BuyFormState.maxCrypto) {
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// newVal = _BuyFormState.maxCrypto.toStringAsFixed(8);
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// }
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// }
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// }
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//
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// final regexString = _BuyFormState.buyWithFiat
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// ? r'^([0-9]*[,.]?[0-9]{0,2}|[,.][0-9]{0,2})$'
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// : r'^([0-9]*[,.]?[0-9]{0,8}|[,.][0-9]{0,8})$';
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//
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// // return RegExp(r'^([0-9]*[,.]?[0-9]{0,8}|[,.][0-9]{0,8})$')
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// return RegExp(regexString).hasMatch(newVal)
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// ? TextEditingValue(text: newVal, selection: newSelection)
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// : oldValue;
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// }
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// }
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