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chore(swap crc): implemented swap logic
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@onmax
onmax committed Aug 13, 2024
1 parent c2a7989 commit 4fa62f3
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Showing 13 changed files with 12,130 additions and 220 deletions.
41 changes: 6 additions & 35 deletions src/components/DualCurrencyInput.vue
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,8 @@
<div class="dual-currency-input">
<section :class="{ orange: !!invalidReason }">
<div class="flex-row primary-amount">
<AmountInput v-model="_cryptoAmount" :decimals="cryptoCurrencyDecimals">
<AmountInput :value="cryptoAmount" @input="$emit('update:cryptoAmount', $event)"
:decimals="cryptoCurrencyDecimals">
<div class="amount-menu ticker" slot="suffix">
<button class="reset button flex-row" @click.stop="currencySelectorOpen = !currencySelectorOpen">
{{ cryptoCurrency.toUpperCase() }}
Expand All @@ -29,7 +30,8 @@
<path d="M23.75 15.25l6.5 6.5-6.5 6.5" stroke-linejoin="round" />
</g>
</svg>
<AmountInput v-model="_fiatAmount" :decimals="fiatCurrencyDecimals" placeholder="0.00">
<AmountInput :value="fiatAmount" @input="$emit('update:fiatAmount', $event)"
:decimals="fiatCurrencyDecimals" placeholder="0.00">
<span slot="suffix" class="ticker">{{ fiatCurrency.toUpperCase() }}</span>
</AmountInput>
</span>
Expand All @@ -38,7 +40,7 @@
</template>

<script lang="ts">
import { computed, defineComponent, ref, watch } from '@vue/composition-api';
import { defineComponent, ref } from '@vue/composition-api';
import { CryptoCurrency, FiatCurrency } from '@/lib/Constants';
import AmountInput from './AmountInput.vue';
Expand Down Expand Up @@ -76,43 +78,12 @@ export default defineComponent({
},
invalidReason: String,
},
setup(props, context) {
setup() {
const currencySelectorOpen = ref(false);
const _fiatAmount = computed({
get: () => props.fiatAmount,
set: (newValue) => context.emit('update:fiatAmount', newValue),
});
const _cryptoAmount = computed({
get: () => props.cryptoAmount,
set: (newValue) => { context.emit('update:cryptoAmount', newValue); },
});
const syncing = ref(false);
watch(_fiatAmount, (newVal) => {
if (syncing.value) return;
syncing.value = true;
const newCryptoValue = Number(((newVal / props.exchangeRate) * 10 ** props.cryptoCurrencyDecimals)
.toFixed(props.cryptoCurrencyDecimals));
context.emit('update:cryptoAmount', newCryptoValue);
setTimeout(() => syncing.value = false, 100);
}, { lazy: true });
watch(_cryptoAmount, (newVal) => {
if (syncing.value) return;
syncing.value = true;
const newFiatValue = Number(((newVal / 10 ** props.cryptoCurrencyDecimals) * props.exchangeRate)
.toFixed(props.fiatCurrencyDecimals));
context.emit('update:fiatAmount', newFiatValue);
setTimeout(() => syncing.value = false, 100);
}, { lazy: true });
return {
currencySelectorOpen,
CryptoCurrency,
_fiatAmount,
_cryptoAmount,
};
},
components: {
Expand Down
165 changes: 134 additions & 31 deletions src/components/modals/AssetTransferModal.vue
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Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,14 @@
@close="closeModal"
@close-overlay="() => (p.addressListOpened = false)"
>
<div v-if="!p">Loading fees</div>
<div v-if="!p" class="loading-wrapper">
<div class="loading-container">
<CircleSpinner />
<p>
{{ $t("Loading...") }}
</p>
</div>
</div>
<div v-else class="asset-transfer-input">
<PageHeader>{{ p.modalTitle }}</PageHeader>
<PageBody class="flex-column">
Expand Down Expand Up @@ -55,8 +62,6 @@
</template>
</i18n>
</SwapFeesTooltip>
{{p.limits}}
current: {{p.currentLimitFiat}}
<Tooltip
:styles="{ width: '28.75rem' }"
preferredPosition="bottom left"
Expand All @@ -69,7 +74,7 @@
v-if="p.limits"
:amount="p.currentLimitFiat"
:currency="p.currencyFiatFallback.toLocaleLowerCase()"
hideDecimals
hide-decimals
/>
<CircleSpinner v-else />
</div>
Expand Down Expand Up @@ -118,14 +123,12 @@
</section>

<DualCurrencyInput
:fiatAmount.sync="p.fiatAmount"
:cryptoAmount.sync="p.cryptoAmount"
:fiatAmount.sync="fiatAmount"
:cryptoAmount.sync="cryptoAmount"
:fiatCurrency="p.currencyFiatFallback.toLocaleLowerCase()"
:cryptoCurrency="p.currencyCrypto.toLocaleLowerCase()"
:fiatCurrencyDecimals="p.decimalsFiat"
:cryptoCurrencyDecimals="p.decimalsCrypto"
:maxCrypto="p.currentLimitCrypto"
:maxFiat="p.currentLimitFiat"
:exchangeRate="p.exchangeRate"
:invalid-reason="p.invalidReason"
@set-max="setMax()"
Expand All @@ -147,16 +150,16 @@
{{ $t("Insufficient balance.") }}
<a @click="() => setMax()">{{ $t("Sell max") }}</a>
</template>
<template v-else-if="p.estimateError">
{{ p.estimateError }}
<template v-else-if="estimateError">
{{ estimateError }}
</template>
</MessageTransition>
</PageBody>
<PageFooter>
<button
class="nq-button light-blue"
@mousedown.prevent
:disabled="!p.canSign || p.invalid || !p.fiatAmount || !p.cryptoAmount"
:disabled="!p.canSign || p.invalid || !fiatAmount || !cryptoAmount"
@click="p.sign()"
>
{{ $t("Confirm") }}
Expand Down Expand Up @@ -245,6 +248,7 @@ import {
defineComponent,
onMounted,
ref,
watch,
} from '@vue/composition-api';
import {
AssetTransferMethod,
Expand All @@ -264,9 +268,10 @@ import {
import { ENV_MAIN } from '@/lib/Constants';
import { useAddressStore } from '@/stores/Address';
import { useBtcAddressStore } from '@/stores/BtcAddress';
import { SwapState, useSwapsStore } from '@/stores/Swaps';
import { isFiatAsset, SwapState, useSwapsStore } from '@/stores/Swaps';
import { SwapAsset } from '@nimiq/libswap';
import { useConfig } from '@/composables/useConfig';
import { capDecimals, useSwapEstimate } from '@/lib/swap/utils/CommonUtils';
import AddressList from '../AddressList.vue';
import DualCurrencyInput from '../DualCurrencyInput.vue';
import FiatConvertedAmount from '../FiatConvertedAmount.vue';
Expand All @@ -293,13 +298,50 @@ export default defineComponent({
},
setup(props, context) {
const p /* params */ = ref<AssetTransferParams>(null);
const cryptoAmount = computed(
() => (p.value?.cryptoAmount as unknown as number) || 0,
);
const { estimate } = useSwapEstimate();
const _fiatAmount = ref(0);
const fiatAmount = computed({
get: () => {
if (_fiatAmount.value !== 0) return _fiatAmount.value;
if (!estimate?.value) return 0;
if (!isFiatAsset(estimate.value.to.asset)) return 0;
return estimate.value.to.amount - estimate.value.to.fee;
},
set: (value: number) => {
_cryptoAmount.value = 0;
_fiatAmount.value = value;
onInput(value);
},
});
const _cryptoAmount = ref(0);
const cryptoAmount = computed({
get: () => {
if (_cryptoAmount.value !== 0) return _cryptoAmount.value;
if (!estimate.value || !p.value?.currencyCrypto) return 0;
if (estimate.value.from.asset !== p.value.currencyCrypto) return 0;
return capDecimals(estimate.value.from.amount + estimate.value.from.fee, estimate.value.from.asset);
},
set: (value: number) => {
_fiatAmount.value = 0;
_cryptoAmount.value = value;
onInput(value);
},
});
const fetchingEstimate = ref<boolean>(false);
onMounted(async () => {
const options: AssetTransferOptions = {
pair: props.pair,
cryptoAmount,
fiatAmount,
estimate,
updateEstimate,
estimateError,
fetchingEstimate,
};
switch (props.method) {
Expand All @@ -315,43 +357,81 @@ export default defineComponent({
}
});
let updateEstimateFn: (args: any) => Promise<void>;
const estimateError = ref<string>(null);
let timeoutId: number | undefined;
async function updateEstimate() {
if (!p.value) return;
clearTimeout(timeoutId);
fetchingEstimate.value = true;
if (!updateEstimateFn) {
updateEstimateFn = p.value?.isSelling
? (await import('@/lib/swap/utils/SellUtils')).updateSellEstimate
: (await import('@/lib/swap/utils/BuyUtils')).updateBuyEstimate;
}
const args = _fiatAmount.value
? { fiatAmount: fiatAmount.value, fiatAsset: p.value.currencyFiatFallback }
: { cryptoAmount: cryptoAmount.value, fiatAsset: p.value.currencyFiatFallback };
await updateEstimateFn(args).then(() => {
estimateError.value = null;
}).catch((error) => {
console.warn(error); // eslint-disable-line no-console
estimateError.value = error.message;
});
fetchingEstimate.value = false;
}
function onInput(val: number) {
clearTimeout(timeoutId);
if (!val) {
estimate.value = null;
estimateError.value = null;
return;
}
timeoutId = window.setTimeout(updateEstimate, 500);
fetchingEstimate.value = true;
}
const { activeAddressInfo } = useAddressStore();
const { accountBalance: accountBtcBalance } = useBtcAddressStore();
function setMax() {
if (!p.value?.isSelling) return;
const currentLimitCrypto = p.value.currentLimitCrypto.value;
switch (p.value.currencyCrypto) {
case SwapAsset.NIM: {
if (!p.value.currentLimitCrypto.value) {
p.value.updateCryptoAmount(activeAddressInfo.value?.balance || 0);
} else if (
p.value.currentLimitCrypto.value
< (activeAddressInfo.value?.balance || 0)
) {
p.value.updateCryptoAmount(p.value.currentLimitCrypto.value);
if (!currentLimitCrypto) {
cryptoAmount.value = activeAddressInfo.value?.balance || 0;
} else if (currentLimitCrypto < (activeAddressInfo.value?.balance || 0)) {
cryptoAmount.value = currentLimitCrypto;
} else {
p.value.updateCryptoAmount(activeAddressInfo.value?.balance || 0);
cryptoAmount.value = activeAddressInfo.value?.balance || 0;
}
break;
}
case SwapAsset.BTC: {
if (!p.value.currentLimitCrypto.value) {
p.value.updateCryptoAmount(accountBtcBalance.value);
} else if (
p.value.currentLimitCrypto.value < accountBtcBalance.value
) {
p.value.updateCryptoAmount(p.value.currentLimitCrypto.value);
if (!currentLimitCrypto) {
cryptoAmount.value = accountBtcBalance.value;
} else if (currentLimitCrypto < accountBtcBalance.value) {
cryptoAmount.value = currentLimitCrypto;
} else {
p.value.updateCryptoAmount(accountBtcBalance.value);
cryptoAmount.value = accountBtcBalance.value;
}
break;
}
default:
throw new Error('Invalid currency');
}
p.value.updateFiatAmount(cryptoAmount.value * p.value.exchangeRate.value);
fiatAmount.value = cryptoAmount.value * p.value.exchangeRate.value;
}
function finishSwap() {
Expand All @@ -368,6 +448,13 @@ export default defineComponent({
}
}
const { activeSwap } = useSwapsStore();
watch(activeSwap, () => {
if (activeSwap.value) {
closeModal();
}
});
const { config } = useConfig();
const isMainnet = config.environment === ENV_MAIN;
Expand All @@ -380,6 +467,9 @@ export default defineComponent({
SwapState,
SwapAsset,
activeAddressInfo,
cryptoAmount,
fiatAmount,
estimateError,
};
},
components: {
Expand All @@ -406,6 +496,19 @@ export default defineComponent({

<style scoped lang="scss">
.asset-transfer-modal {
.loading-wrapper {
display: grid;
place-content: center;
height: 100%;
.loading-container {
display: flex;
justify-content: center;
align-items: center;
gap: 2rem;
}
}
.asset-transfer-input {
position: relative;
height: 100%;
Expand Down
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