113 lines
1.9 KiB
Vue
113 lines
1.9 KiB
Vue
<template>
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<header>
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<h1>Expense Tracker</h1>
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</header>
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<section>
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<div>Available Funds: {{ data.availableFunds }}</div>
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<div>Total Expenses: {{ data.currentExpenses }}</div>
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<hr />
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<div>Funds left: {{ data.remainingFunds }}</div>
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</section>
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<section>
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<form @submit.prevent="addExpense">
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<div>
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<label for="amount">Amount</label>
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<input id="amount" type="number" v-model="enteredExpense" />
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</div>
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<button>Add Expense</button>
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</form>
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</section>
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</template>
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<script>
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import { ref, reactive, computed, watch } from 'vue';
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export default {
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setup() {
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const data = reactive({
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availableFunds: 100,
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currentExpenses: 0,
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enteredExpense: 0
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});
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const enteredExpense = ref(0);
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data.remainingFunds = computed(function() {
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return data.availableFunds - data.currentExpenses;
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});
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function addExpense() {
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data.currentExpenses += enteredExpense.value;
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}
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watch(
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() => data.remainingFunds,
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function(_, newValue) {
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if (newValue < 0) {
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alert('You are broke!');
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}
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}
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);
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return {
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data,
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addExpense,
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enteredExpense
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};
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}
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};
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</script>
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<style>
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* {
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box-sizing: border-box;
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}
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html {
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font-family: sans-serif;
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}
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body {
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margin: 0;
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}
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header {
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width: 100%;
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height: 5rem;
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display: flex;
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justify-content: center;
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align-items: center;
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background-color: #30006e;
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color: white;
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}
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section {
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margin: 2rem auto;
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max-width: 35rem;
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padding: 1rem;
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box-shadow: 0 2px 8px rgba(0, 0, 0, 0.26);
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border-radius: 12px;
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}
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form div {
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margin: 1rem 0;
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}
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input {
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width: 100%;
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padding: 0.15rem;
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}
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label {
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font-weight: bold;
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margin: 0.5rem 0;
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}
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button {
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background-color: #30006e;
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border: 1px solid #30006e;
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font: inherit;
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cursor: pointer;
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padding: 0.5rem 1.5rem;
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color: white;
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}
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button:hover,
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button:active {
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background-color: #5819ac;
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border-color: #5819ac;
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}
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</style>
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