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ezbookkeeping/src/components/mobile/NumberPadSheet.vue
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2020-12-18 01:35:27 +08:00

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<template>
<f7-sheet class="numpad-sheet" :opened="show" @sheet:open="onSheetOpen" @sheet:closed="onSheetClosed">
<f7-page-content class="no-margin no-padding-top">
<f7-row class="numpad-values">
<span class="numpad-value" :style="{ fontSize: currentDisplayFontSize + 'px' }">{{ currentDisplay }}</span>
</f7-row>
<f7-row class="numpad-buttons">
<f7-button class="numpad-button numpad-button-num" @click="inputNum(7)">
<span class="numpad-button-text numpad-button-text-normal">7</span>
</f7-button>
<f7-button class="numpad-button numpad-button-num" @click="inputNum(8)">
<span class="numpad-button-text numpad-button-text-normal">8</span>
</f7-button>
<f7-button class="numpad-button numpad-button-num" @click="inputNum(9)">
<span class="numpad-button-text numpad-button-text-normal">9</span>
</f7-button>
<f7-button class="numpad-button numpad-button-function no-right-border" @click="setSymbol('×')">
<span class="numpad-button-text numpad-button-text-normal">&times;</span>
</f7-button>
<f7-button class="numpad-button numpad-button-num" @click="inputNum(4)">
<span class="numpad-button-text numpad-button-text-normal">4</span>
</f7-button>
<f7-button class="numpad-button numpad-button-num" @click="inputNum(5)">
<span class="numpad-button-text numpad-button-text-normal">5</span>
</f7-button>
<f7-button class="numpad-button numpad-button-num" @click="inputNum(6)">
<span class="numpad-button-text numpad-button-text-normal">6</span>
</f7-button>
<f7-button class="numpad-button numpad-button-function no-right-border" @click="setSymbol('')">
<span class="numpad-button-text numpad-button-text-normal">&minus;</span>
</f7-button>
<f7-button class="numpad-button numpad-button-num" @click="inputNum(1)">
<span class="numpad-button-text numpad-button-text-normal">1</span>
</f7-button>
<f7-button class="numpad-button numpad-button-num" @click="inputNum(2)">
<span class="numpad-button-text numpad-button-text-normal">2</span>
</f7-button>
<f7-button class="numpad-button numpad-button-num" @click="inputNum(3)">
<span class="numpad-button-text numpad-button-text-normal">3</span>
</f7-button>
<f7-button class="numpad-button numpad-button-function no-right-border" @click="setSymbol('+')">
<span class="numpad-button-text numpad-button-text-normal">&plus;</span>
</f7-button>
<f7-button class="numpad-button numpad-button-num" @click="inputDot()">
<span class="numpad-button-text numpad-button-text-normal">.</span>
</f7-button>
<f7-button class="numpad-button numpad-button-num" @click="inputNum(0)">
<span class="numpad-button-text numpad-button-text-normal">0</span>
</f7-button>
<f7-button class="numpad-button numpad-button-num" @click="backspace" @taphold.native="clear()">
<span class="numpad-button-text numpad-button-text-normal">
<f7-icon f7="delete_left"></f7-icon>
</span>
</f7-button>
<f7-button class="numpad-button numpad-button-confirm no-right-border no-bottom-border" fill @click="confirm()">
<span :class="{ 'numpad-button-text': true, 'numpad-button-text-confirm': !currentSymbol }">{{ confirmText }}</span>
</f7-button>
</f7-row>
</f7-page-content>
</f7-sheet>
</template>
<script>
export default {
props: [
'value',
'minValue',
'maxValue',
'show'
],
data() {
const self = this;
return {
previousValue: '',
currentSymbol: '',
currentValue: self.getStringValue(self.value)
}
},
computed: {
currentDisplay() {
const previousValue = this.$utilities.appendThousandsSeparator(this.previousValue);
const currentValue = this.$utilities.appendThousandsSeparator(this.currentValue);
if (this.currentSymbol) {
return `${previousValue} ${this.currentSymbol} ${currentValue}`;
} else {
return currentValue;
}
},
currentDisplayFontSize() {
const currentDisplay = this.currentDisplay || '';
if (currentDisplay.length >= 24) {
return 20;
} else if (currentDisplay.length >= 16) {
return 22;
} else {
return 24;
}
},
confirmText() {
if (this.currentSymbol) {
return '=';
} else {
return this.$i18n.t('OK');
}
}
},
methods: {
getStringValue(value) {
let str = this.$utilities.numericCurrencyToString(value);
if (str.indexOf(',')) {
str = str.replaceAll(/,/g, '');
}
const dotPos = str.indexOf('.');
if (dotPos < 0) {
if (str === '0') {
return '';
}
return str;
}
let integer = str.substr(0, dotPos);
let decimals = str.substring(dotPos + 1, str.length);
let newDecimals = '';
for (let i = decimals.length - 1; i >= 0; i--) {
if (decimals[i] !== '0' || newDecimals.length > 0) {
newDecimals = decimals[i] + newDecimals;
}
}
if (newDecimals.length < 1) {
if (integer === '0') {
return '';
}
return integer;
}
return `${integer}.${newDecimals}`;
},
inputNum(num) {
if (!this.previousValue && this.currentSymbol === '') {
this.currentValue = '-' + this.currentValue;
this.currentSymbol = '';
}
if (this.currentValue === '0') {
this.currentValue = num.toString();
return;
} else if (this.currentValue === '-0') {
this.currentValue = '-' + num.toString();
return;
}
const dotPos = this.currentValue.indexOf('.');
if (dotPos >= 0 && this.currentValue.substring(dotPos + 1, this.currentValue.length).length >= 2) {
return;
}
const newValue = this.currentValue + num.toString();
if (this.$utilities.isString(this.minValue) && this.minValue !== '') {
const min = this.$utilities.stringCurrencyToNumeric(this.minValue);
const current = this.$utilities.stringCurrencyToNumeric(newValue);
if (current < min) {
return;
}
}
if (this.$utilities.isString(this.maxValue) && this.maxValue !== '') {
const max = this.$utilities.stringCurrencyToNumeric(this.maxValue);
const current = this.$utilities.stringCurrencyToNumeric(newValue);
if (current > max) {
return;
}
}
this.currentValue = newValue;
},
inputDot() {
if (this.currentValue.indexOf('.') >= 0) {
return;
}
if (!this.previousValue && this.currentSymbol === '') {
this.currentValue = '-' + this.currentValue;
this.currentSymbol = '';
}
if (this.currentValue.length < 1) {
this.currentValue = '0';
} else if (this.currentValue === '-') {
this.currentValue = '-0';
}
this.currentValue = this.currentValue + '.';
},
setSymbol(symbol) {
if (this.currentValue) {
if (this.currentSymbol) {
const lastFormulaCalcResult = this.confirm();
if (!lastFormulaCalcResult) {
return;
}
}
this.previousValue = this.currentValue;
this.currentValue = '';
}
this.currentSymbol = symbol;
},
backspace() {
if (!this.currentValue || this.currentValue.length < 1) {
if (this.currentSymbol) {
this.currentValue = this.previousValue;
this.previousValue = '';
this.currentSymbol = '';
}
return;
}
this.currentValue = this.currentValue.substr(0, this.currentValue.length - 1);
},
clear() {
this.currentValue = '';
this.previousValue = '';
this.currentSymbol = '';
},
confirm() {
if (this.currentSymbol && this.currentValue.length >= 1) {
const previousValue = this.$utilities.stringCurrencyToNumeric(this.previousValue);
const currentValue = this.$utilities.stringCurrencyToNumeric(this.currentValue);
let finalValue = 0;
switch (this.currentSymbol) {
case '+':
finalValue = previousValue + currentValue;
break;
case '':
finalValue = previousValue - currentValue;
break;
case '×':
finalValue = Math.round(previousValue * currentValue / 100);
break;
default:
finalValue = previousValue;
}
if (this.$utilities.isString(this.minValue) && this.minValue !== '') {
const min = this.$utilities.stringCurrencyToNumeric(this.minValue);
if (finalValue < min) {
this.$toast('Numeric Overflow');
return false;
}
}
if (this.$utilities.isString(this.maxValue) && this.maxValue !== '') {
const max = this.$utilities.stringCurrencyToNumeric(this.maxValue);
if (finalValue > max) {
this.$toast('Numeric Overflow');
return false;
}
}
this.currentValue = this.getStringValue(finalValue);
this.previousValue = '';
this.currentSymbol = '';
return true;
} else if (this.currentSymbol && this.currentValue.length < 1) {
this.currentValue = this.previousValue;
this.previousValue = '';
this.currentSymbol = '';
return true;
} else {
const value = this.$utilities.stringCurrencyToNumeric(this.currentValue);
this.$emit('input', value);
this.$emit('update:show', false);
return true;
}
},
onSheetOpen() {
this.currentValue = this.getStringValue(this.value);
},
onSheetClosed() {
this.$emit('update:show', false);
}
}
}
</script>
<style>
.numpad-sheet {
height: auto;
}
.numpad-values {
border-bottom: 1px solid var(--f7-page-bg-color);
}
.numpad-value {
display: flex;
position: relative;
padding-left: 16px;
line-height: 1;
height: 50px;
justify-content: center;
align-items: center;
box-sizing: border-box;
user-select: none;
}
.numpad-buttons {
display: flex;
flex-wrap: wrap;
}
.numpad-button {
display: flex;
position: relative;
text-align: center;
border-radius: 0;
border-right: 1px solid var(--f7-page-bg-color);
border-bottom: 1px solid var(--f7-page-bg-color);
height: 60px;
flex-direction: column;
justify-content: center;
align-items: center;
box-sizing: border-box;
user-select: none;
}
.numpad-button-num {
width: calc(80% / 3);
}
.numpad-button-function, .numpad-button-confirm {
width: 20%;
}
.numpad-button-num.active-state, .numpad-button-function.active-state {
background-color: rgba(var(--f7-color-black-rgb), .15);
}
.numpad-button-text {
display: block;
font-size: 28px;
font-weight: normal;
line-height: 1;
}
.numpad-button-text-normal {
color: var(--f7-color-black);
}
.theme-dark .numpad-button-text-normal {
color: var(--f7-color-white);
}
.numpad-button-text-confirm {
font-size: 20px;
}
</style>