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497 lines
17 KiB
Vue
497 lines
17 KiB
Vue
<template>
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<div>
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<h3 class="text-primary-gray text-lg font-semibold mb-4">Swap</h3>
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<div class="relative">
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<div
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class="shadow-sm relative border border-grey-dark/[0.15] rounded-lg p-4 mb-2"
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>
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<div class="flex justify-between items-center mb-3">
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<div class="flex-1" @click="() => token0Input.focus()">
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<input
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type="text"
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v-model.trim="token0.amount"
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ref="token0Input"
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inputmode="decimal"
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autocomplete="off"
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autocorrect="off"
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pattern="^[0-9]*[.,]?[0-9]*$"
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placeholder="0.0"
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minlength="1"
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maxlength="79"
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spellcheck="false"
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:size="
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String(token0.amount).length > 0
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? Math.min(String(token0.amount).length, 24)
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: 2
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"
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class="border-0 focus:outline-none focus:ring-0 text-lg font-semibold px-0 max-w-full"
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/>
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<span class="text-primary-gray text-lg font-semibold">{{
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token0.symbol
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}}</span>
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</div>
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<Dropdown>
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<template #trigger="{ toggle }">
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<button
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class="flex items-center hover:bg-primary-blue-dark/10 p-1.5 rounded"
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@click="toggle"
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>
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<svg
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width="9"
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height="6"
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viewBox="0 0 9 6"
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fill="none"
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xmlns="http://www.w3.org/2000/svg"
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>
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<path
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d="M4.5 4.5L3.89896 5.10104C4.2309 5.43299 4.76909 5.43299 5.10104 5.10104L4.5 4.5ZM8.60104 1.60104C8.93299 1.2691 8.93299 0.730905 8.60104 0.398959C8.2691 0.0670136 7.7309 0.0670135 7.39896 0.398959L8.60104 1.60104ZM1.60104 0.398959C1.26909 0.0670133 0.730905 0.0670132 0.398959 0.398959C0.0670138 0.730905 0.0670137 1.26909 0.398959 1.60104L1.60104 0.398959ZM5.10104 5.10104L8.60104 1.60104L7.39896 0.398959L3.89896 3.89896L5.10104 5.10104ZM5.10104 3.89896L1.60104 0.398959L0.398959 1.60104L3.89896 5.10104L5.10104 3.89896Z"
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fill="#3F75FF"
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/>
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</svg>
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<icon-currency
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:currency="token0.symbol.toLowerCase()"
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class="ml-2.5 w-9 h-9"
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/>
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</button>
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</template>
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<template #menu="{ close }">
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<DropdownMenu
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class="z-10 bg-white w-32 rounded border border-[#CFDCFF] drop-shadow-sm pt-0 pb-0"
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align="right"
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>
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<List
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:items="allTokens.filter(t => t.symbol != token1.symbol)"
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class="p-1.5"
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items-wrapper-classes="space-y-2 overflow-y-scroll max-h-[200px]"
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>
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<template v-slot:default="{ item }">
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<div
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@click="
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selectToken0(item);
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close();
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"
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class="cursor-pointer rounded-sm flex items-center p-1.5 bg-[#F6F7F9] border border-transparent hover:border-primary-blue-dark"
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>
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<icon-currency
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:currency="item.symbol.toLowerCase()"
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class="mr-1.5 w-6 h-6"
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/>
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<span
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class="text-primary-blue-dark text-sm font-semibold"
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>
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{{ item.symbol }}
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</span>
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</div>
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</template>
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</List>
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</DropdownMenu>
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</template>
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</Dropdown>
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</div>
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<div
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class="flex justify-between items-center text-primary-gray font-medium"
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>
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<div>~ {{ formatUsd(token0.amountUSD) }}</div>
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<div>
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Balance: {{ formatDecimal(token0.balance) }} {{ token0.symbol }}
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</div>
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</div>
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<div
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class="absolute -bottom-1 border border-grey-dark/[0.15] border-b-0 inset-x-0 mx-auto rounded-t-full bg-white w-10 h-5 shadow-sm"
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></div>
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</div>
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<div
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class="shadow-sm relative border border-grey-dark/[0.15] rounded-lg p-4"
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>
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<div class="flex justify-between items-center mb-3">
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<div>
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<input
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type="text"
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v-model.trim="token1.amount"
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readonly
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inputmode="decimal"
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autocomplete="off"
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autocorrect="off"
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pattern="^[0-9]*[.,]?[0-9]*$"
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placeholder="0.0"
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minlength="1"
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maxlength="79"
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spellcheck="false"
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:size="
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String(token1.amount).length > 0
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? Math.min(String(token1.amount).length, 24)
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: 2
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"
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class="border-0 focus:outline-none focus:ring-0 text-lg font-semibold px-0 max-w-full"
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/>
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<span class="text-primary-gray text-lg font-semibold">{{
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token1.symbol
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}}</span>
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</div>
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<Dropdown>
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<template #trigger="{ toggle }">
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<button
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class="flex items-center hover:bg-primary-blue-dark/10 p-1.5 rounded"
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@click="toggle"
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>
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<svg
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width="9"
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height="6"
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viewBox="0 0 9 6"
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fill="none"
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xmlns="http://www.w3.org/2000/svg"
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>
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<path
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d="M4.5 4.5L3.89896 5.10104C4.2309 5.43299 4.76909 5.43299 5.10104 5.10104L4.5 4.5ZM8.60104 1.60104C8.93299 1.2691 8.93299 0.730905 8.60104 0.398959C8.2691 0.0670136 7.7309 0.0670135 7.39896 0.398959L8.60104 1.60104ZM1.60104 0.398959C1.26909 0.0670133 0.730905 0.0670132 0.398959 0.398959C0.0670138 0.730905 0.0670137 1.26909 0.398959 1.60104L1.60104 0.398959ZM5.10104 5.10104L8.60104 1.60104L7.39896 0.398959L3.89896 3.89896L5.10104 5.10104ZM5.10104 3.89896L1.60104 0.398959L0.398959 1.60104L3.89896 5.10104L5.10104 3.89896Z"
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fill="#3F75FF"
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/>
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</svg>
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<icon-currency
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:currency="token1.symbol.toLowerCase()"
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class="ml-2.5 w-9 h-9"
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/>
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</button>
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</template>
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<template #menu="{ close }">
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<DropdownMenu
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class="z-10 bg-white w-32 rounded border border-[#CFDCFF] drop-shadow-sm pt-0 pb-0"
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align="right"
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>
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<List
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:items="allTokens.filter(t => t.symbol != token0.symbol)"
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class="p-1.5"
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items-wrapper-classes="space-y-2 overflow-y-scroll max-h-[200px]"
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>
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<template v-slot:default="{ item }">
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<div
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@click="
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selectToken1(item);
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close();
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"
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class="cursor-pointer rounded-sm flex items-center p-1.5 bg-[#F6F7F9] border border-transparent hover:border-primary-blue-dark"
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>
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<icon-currency
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:currency="item.symbol.toLowerCase()"
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class="mr-1.5 w-6 h-6"
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/>
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<span
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class="text-primary-blue-dark text-sm font-semibold"
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>
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{{ item.symbol }}
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</span>
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</div>
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</template>
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</List>
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</DropdownMenu>
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</template>
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</Dropdown>
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</div>
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<div
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class="flex justify-between items-center text-primary-gray font-medium"
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>
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<div>
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~ {{ formatUsd(token1.amountUSD) }}
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<span v-if="slippagePerc" class="text-green-pure"
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>({{ formatPercent(slippagePerc) }})</span
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>
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</div>
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<div>
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Balance: {{ formatDecimal(token1.balance) }} {{ token1.symbol }}
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</div>
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</div>
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<div
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class="shadow-sm absolute -top-1 border border-grey-dark/[0.15] border-t-0 inset-x-0 mx-auto rounded-b-full bg-white w-10 h-5"
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></div>
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</div>
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<div class="absolute inset-y-0 my-auto h-2 w-full bg-white"></div>
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<div
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@click="switchTokens"
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class="cursor-pointer absolute inset-0 m-auto h-[30px] w-[30px] bg-white border border-[#D1D7E1] rounded-full flex items-center justify-center drop-shadow-sm"
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>
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<svg
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width="18"
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height="18"
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viewBox="0 0 18 18"
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fill="none"
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xmlns="http://www.w3.org/2000/svg"
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>
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<path
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d="M2.25333 6.0701C2.26024 6.14317 2.27865 6.21659 2.30753 6.2869C2.42378 6.5674 2.69665 6.74979 3.0004 6.74979H4.5004L4.5004 14.9998H6.0004L6.0004 6.74979H7.5004C7.8034 6.74979 8.07702 6.5674 8.19327 6.2869C8.23152 6.1939 8.2504 6.09654 8.2504 5.99979C8.2504 5.80479 8.17392 5.61277 8.03067 5.46952L5.78067 3.21952C5.48742 2.92627 5.01263 2.92627 4.72013 3.21952L2.47013 5.46952C2.30925 5.63039 2.23259 5.8509 2.25333 6.0701ZM9.75333 11.9295C9.73259 12.1487 9.80925 12.3692 9.97012 12.5301L12.2201 14.7801C12.5126 15.0733 12.9874 15.0733 13.2807 14.7801L15.5307 12.5301C15.6739 12.3868 15.7504 12.1948 15.7504 11.9998C15.7504 11.903 15.7315 11.8057 15.6933 11.7127C15.577 11.4322 15.3034 11.2498 15.0004 11.2498H13.5004L13.5004 2.99979H12.0004L12.0004 11.2498H10.5004C10.1974 11.2498 9.92378 11.4322 9.80753 11.7127C9.77865 11.783 9.76024 11.8564 9.75333 11.9295Z"
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fill="#3F75FF"
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/>
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</svg>
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</div>
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</div>
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<div
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class="text-right mt-[18px] font-medium mb-1"
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v-if="
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token0.amount &&
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token1.amount &&
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token1.amount != '0' &&
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token0.amount != '0'
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"
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>
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1 {{ token1.symbol }} =
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{{ formatDecimal(token0.amount / token1.amount, 7) }}
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{{ token0.symbol }}
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</div>
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<div class="mt-6 flex items-center justify-between">
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<div class="text-[#A5AEC5] text-sm font-medium">
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Slippage tolerance
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</div>
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<div>
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<toggle-button
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:checked="customSlippage"
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@change="customSlippage = $event"
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label="Custom"
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/>
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</div>
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</div>
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<div class="mt-4 flex items-center justify-between space-x-4">
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<div class="w-1/2">
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<div
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v-if="customSlippage"
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class="text-sm font-medium flex text-center items-center bg-primary-gray/[.15] text-primary-gray w-full p-1 rounded-[6px] border border-grey-dark border-opacity-[0.15]"
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>
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<span class="w-1/4 py-1.5">0.1%</span>
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<span class="w-1/4 py-1.5">0.5%</span>
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<span class="w-1/4 py-1.5">1%</span>
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<span class="w-1/4 py-1.5">3%</span>
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</div>
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<div
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v-else
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class="text-sm font-medium flex items-center border-primary-blue-dark text-primary-gray w-full p-1 rounded-[6px] border "
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>
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<button
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class="w-1/4 py-1.5"
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@click="slippage = '0.1'"
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:class="{
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'rounded bg-primary-blue-dark text-white': slippage === '0.1'
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}"
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>
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0.1%
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</button>
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<button
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class="w-1/4 py-1.5"
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@click="slippage = '0.5'"
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:class="{
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'rounded bg-primary-blue-dark text-white': slippage === '0.5'
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}"
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>
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0.5%
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</button>
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<button
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class="w-1/4 py-1.5"
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@click="slippage = '1'"
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:class="{
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'rounded bg-primary-blue-dark text-white': slippage === '1'
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}"
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>
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1%
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</button>
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<button
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class="w-1/4 py-1.5"
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@click="slippage = '3'"
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:class="{
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'rounded bg-primary-blue-dark text-white': slippage === '3'
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}"
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>
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3%
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</button>
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</div>
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</div>
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<div class="w-1/2">
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<input-percent
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ref="customPercentInput"
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right
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max="10"
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v-model="customSlippageValue"
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placeholder="Custom"
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:disabled="!customSlippage"
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/>
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</div>
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</div>
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<div class="mt-7">
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<ButtonCTA
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@click="swap"
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:loading="swapping"
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:disabled="swapping"
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class="px-8 h-16 w-full"
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>Swap</ButtonCTA
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>
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</div>
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</div>
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</template>
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<script>
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import { computed, defineComponent, reactive, ref, watch } from '@nuxtjs/composition-api'
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import { useNetwork } from '~/composables/useNetwork'
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import tokens from '~/constant/tokens'
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import Button from '../Button.vue'
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import Dropdown from '../common/input/Dropdown.vue'
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import InputPercent from '../common/input/InputPercent.vue'
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import ToggleButton from '../common/input/ToggleButton.vue'
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import List from '../common/list/List.vue'
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import Menu from '../common/menu/Menu.vue'
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import IconCurrency from '../IconCurrency.vue'
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import DropdownMenu from '../protocols/DropdownMenu.vue'
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import ButtonCTA from '~/components/common/input/ButtonCTA.vue'
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import { useFormatting } from '~/composables/useFormatting'
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import { useBalances } from '~/composables/useBalances'
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import { useBigNumber } from '~/composables/useBigNumber'
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export default defineComponent({
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components: { List, Menu, IconCurrency, Button, Dropdown, DropdownMenu, ToggleButton, InputPercent, ButtonCTA },
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props: {
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onSwap: {
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type: Function,
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required: true
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},
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token1Amount: {
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type: String,
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default: '0'
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},
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},
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setup(props, { emit }) {
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const { toBN } = useBigNumber()
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const { formatDecimal, formatUsd, formatPercent } = useFormatting()
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const { prices, getBalanceByKey } = useBalances()
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const { activeNetworkId } = useNetwork()
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const allTokens = computed(() => tokens[activeNetworkId.value].allTokens)
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const token0Input = ref()
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const token0 = reactive({
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address: '0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE',
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symbol: 'ETH',
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amount: '0',
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amountUSD: computed(() => (prices[activeNetworkId.value][token0.address] * token0.amount) || '0'),
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balance: computed(() => getBalanceByKey(token0.symbol)),
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decimals: 18,
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})
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const token1 = reactive({
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address: '0x6B175474E89094C44Da98b954EedeAC495271d0F',
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symbol: 'DAI',
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amount: props.token1Amount,
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amountUSD: computed(() => (prices[activeNetworkId.value][token1.address] * token1.amount) || '0'),
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balance: computed(() => getBalanceByKey(token1.symbol)),
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decimals: 18,
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})
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const slippagePerc = computed(() => {
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const sellAmountUsd = toBN(token0.amountUSD);
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const buyAmountUsd = toBN(token1.amountUSD);
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return buyAmountUsd.isZero() || sellAmountUsd.isZero() ? 0 : Math.abs(buyAmountUsd.dividedBy(sellAmountUsd).minus(1).toString())
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})
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watch(() => props.token1Amount, () => {
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token1.amount = props.token1Amount
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});
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const slippage = ref('3')
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const customSlippage = ref(false)
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const customSlippageValue = ref("0.0")
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const switchTokens = () => {
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const token0Raw = JSON.parse(JSON.stringify(token0))
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const token1Raw = JSON.parse(JSON.stringify(token1))
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token0.symbol = token1Raw.symbol
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token0.address = token1Raw.address
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token0.amount = token1Raw.amount
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token0.decimals = token1Raw.decimals
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token1.symbol = token0Raw.symbol
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token1.address = token0Raw.address
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token1.amount = token0Raw.amount
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token1.decimals = token0Raw.decimals
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}
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const selectToken0 = (token) => {
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token0.symbol = token.symbol
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token0.address = token.address
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token0.decimals = token.decimals
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token0.amount = "0"
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}
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const selectToken1 = (token) => {
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token1.symbol = token.symbol
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token1.address = token.address
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token1.decimals = token.decimals
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token1.amount = "0"
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}
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watch(token0, () => emit('token0', { ...token0 }), { immediate: true })
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watch(token1, () => emit('token1', { ...token1 }), { immediate: true })
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watch([slippage, customSlippage, customSlippageValue], () => emit('slippage', customSlippage.value ? customSlippageValue.value : slippage.value), { immediate: true })
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watch(activeNetworkId, () => {
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selectToken0(allTokens.value.find(token => token.symbol === 'ETH'))
|
|
selectToken1(allTokens.value.find(token => token.symbol === 'DAI'))
|
|
}, { immediate: true })
|
|
|
|
const swapping = ref(false)
|
|
|
|
const swap = async () => {
|
|
swapping.value = true
|
|
|
|
if (props.onSwap) {
|
|
await props.onSwap(
|
|
{ ...token0 },
|
|
{ ...token1 },
|
|
slippage.value
|
|
)
|
|
}
|
|
|
|
swapping.value = false
|
|
}
|
|
|
|
return {
|
|
formatPercent,
|
|
slippagePerc,
|
|
formatDecimal,
|
|
formatUsd,
|
|
token0Input,
|
|
customSlippage,
|
|
token0,
|
|
selectToken0,
|
|
token1,
|
|
selectToken1,
|
|
switchTokens,
|
|
allTokens,
|
|
customSlippageValue,
|
|
slippage,
|
|
swap,
|
|
swapping,
|
|
}
|
|
},
|
|
})
|
|
</script>
|