<template>
	<view class="tui-input__wrap"
		:class="{'tui-border__top':borderTop && !inputBorder,'tui-border__bottom':borderBottom && !inputBorder,'tui-radius__fillet':isFillet && !getRadius,'tui-input__border-nvue':inputBorder}"
		:style="getStyles" @tap="fieldClick">
		<!-- #ifndef APP-NVUE -->
		<view class="tui-input__border-top" v-if="borderTop && !inputBorder" :style="{borderTopColor:borderColor}">
		</view>
		<view class="tui-input__border-bottom" :class="{'tui-line__left':lineLeft}" v-if="borderBottom && !inputBorder"
			:style="{borderBottomColor:borderColor}"></view>
		<view class="tui-input__border" :class="{'tui-radius__fillet':isFillet && !getRadius}" v-if="inputBorder"
			:style="{borderColor:borderColor,borderRadius:(getRadius*2)+'rpx'}"></view>
		<!-- #endif -->
		<!-- #ifdef APP-NVUE -->
		<view class="tui-input__required" v-if="required">
			<text :style="{color:getRequiredColor}">*</text>
		</view>
		<!-- #endif -->
		<!-- #ifndef APP-NVUE -->
		<view class="tui-input__required" :style="{color:getRequiredColor}" v-if="required">*</view>
		<!-- #endif -->
		<view class="tui-input__label"
			:style="{fontSize:getLabelSize+'rpx',color:getLabelColor,minWidth:labelWidth+'rpx'}" v-if="label">
			<text :style="{fontSize:getLabelSize+'rpx',color:getLabelColor}">{{label}}</text>
		</view>
		<slot name="left"></slot>
		<input class="tui-input__self" :class="{'tui-text__right':textRight,'tui-input__disabled':disabled}"
			:style="{fontSize:getSize+'rpx',color:color}" placeholder-class="tui-input__placeholder" :type="type"
			:name="name" :value="inputVal" :password="password" :placeholder="inputVal?'':placeholder"
			:placeholder-style="placeholderStyl" :disabled="disabled" :cursor-spacing="cursorSpacing"
			:maxlength="maxlength" :focus="focused" :confirm-type="confirmType" :confirm-hold="confirmHold"
			:cursor="cursor" :selection-start="selectionStart" :selection-end="selectionEnd"
			:adjust-position="adjustPosition" :hold-keyboard="holdKeyboard" :auto-blur="autoBlur" @focus="onFocus"
			@blur="onBlur" @input="onInput" @confirm="onConfirm" @keyboardheightchange="onKeyboardheightchange" />
		<icon type="clear" :size="clearSize" :color="clearColor" v-if="clearable && inputVal != ''" @tap.stop="onClear">
		</icon>
		<slot name="right"></slot>
	</view>
</template>

<script>
	export default {
		name: "tui-input",
		emits: ['input', 'update:modelValue', 'focus', 'blur', 'confirm', 'click', 'keyboardheightchange'],
		//这里加group是为了避免在表单中使用时给组件加value属性
		// #ifdef MP-WEIXIN
		behaviors: ['wx://form-field-group'],
		// #endif
		// #ifdef MP-BAIDU || MP-QQ
		//如果在这些平台不需要也能识别，则删除
		behaviors: ['uni://form-field'],
		// #endif
		// #ifdef MP-WEIXIN
		options: {
			addGlobalClass: true,
			virtualHost: true
		},
		// #endif
		props: {
			//是否为必填项
			required: {
				type: Boolean,
				default: false
			},
			requiredColor: {
				type: String,
				default: ''
			},
			//左侧标题
			label: {
				type: String,
				default: ''
			},
			//标题字体大小
			labelSize: {
				type: [Number, String],
				default: 0
			},
			labelColor: {
				type: String,
				default: ''
			},
			//label 最小宽度 rpx
			labelWidth: {
				type: Number,
				default: 140
			},
			clearable: {
				type: Boolean,
				default: false
			},
			//px
			clearSize: {
				type: Number,
				default: 15
			},
			clearColor: {
				type: String,
				default: '#bfbfbf'
			},
			//获取焦点
			focus: {
				type: Boolean,
				default: false
			},
			placeholder: {
				type: String,
				default: ''
			},
			placeholderStyle: {
				type: String,
				default: ''
			},
			//输入框名称
			name: {
				type: String,
				default: ''
			},
			//输入框值
			value: {
				type: [Number, String],
				default: ''
			},
			// #ifdef VUE3
			//输入框值
			modelValue: {
				type: [Number, String],
				default: ''
			},
			// #endif
			modelModifiers: {
				default: () => ({})
			},
			//与官方input type属性一致
			type: {
				type: String,
				default: 'text'
			},
			password: {
				type: Boolean,
				default: false
			},
			disabled: {
				type: Boolean,
				default: false
			},
			maxlength: {
				type: [Number, String],
				default: 140
			},
			min: {
				type: [Number, String],
				default: 'NaN'
			},
			max: {
				type: [Number, String],
				default: 'NaN'
			},
			cursorSpacing: {
				type: Number,
				default: 0,
			},
			confirmType: {
				type: String,
				default: 'done'
			},
			confirmHold: {
				type: Boolean,
				default: false,
			},
			cursor: {
				type: Number,
				default: -1
			},
			selectionStart: {
				type: Number,
				default: -1
			},
			selectionEnd: {
				type: Number,
				default: -1
			},
			adjustPosition: {
				type: Boolean,
				default: true
			},
			holdKeyboard: {
				type: Boolean,
				default: false
			},
			autoBlur: {
				type: Boolean,
				default: false
			},
			//输入框字体大小 rpx
			size: {
				type: [Number, String],
				default: 0
			},
			//输入框字体颜色
			color: {
				type: String,
				default: ''
			},
			// 是否显示 input 边框
			inputBorder: {
				type: Boolean,
				default: false
			},
			borderColor: {
				type: String,
				default: 'rgba(0, 0, 0, 0.1)'
			},
			//input是否显示为圆角
			isFillet: {
				type: Boolean,
				default: false
			},
			// 是否显示上边框
			borderTop: {
				type: Boolean,
				default: false
			},
			// 是否显示下边框
			borderBottom: {
				type: Boolean,
				default: true
			},
			//下边框线条是否有左偏移距离
			lineLeft: {
				type: Boolean,
				default: true
			},
			// 是否自动去除两端的空格
			trim: {
				type: Boolean,
				default: true
			},
			textRight: {
				type: Boolean,
				default: false
			},
			//输入框padding值
			padding: {
				type: String,
				default: ''
			},
			//输入框背景颜色
			backgroundColor: {
				type: String,
				default: ''
			},
			radius: {
				type: [Number, String],
				default: -1
			},
			//输入框margin-top值 rpx
			marginTop: {
				type: [Number, String],
				default: 0
			}
		},
		computed: {
			getLabelSize() {
				return this.labelSize || (uni && uni.$tui && uni.$tui.tuiInput.labelSize) || 32
			},
			getLabelColor() {
				return this.labelColor || (uni && uni.$tui && uni.$tui.tuiInput.labelColor) || '#333'
			},
			getSize() {
				return this.size || (uni && uni.$tui && uni.$tui.tuiInput.size) || 32
			},
			getColor() {
				return this.color || (uni && uni.$tui && uni.$tui.tuiInput.color) || '#333'
			},
			getRadius() {
				let radius = this.radius
				if (radius === -1 || radius === true) {
					radius = uni && uni.$tui && uni.$tui.tuiInput.radius
				}
				return Number(radius || 0)
			},
			getStyles() {
				const padding = this.padding || (uni && uni.$tui && uni.$tui.tuiInput.padding) || '26rpx 30rpx';
				const bgColor = this.backgroundColor || (uni && uni.$tui && uni.$tui.tuiInput.backgroundColor) ||
					'#FFFFFF';
				let radius = this.getRadius;
				let styles = `padding:${padding};background:${bgColor};margin-top:${this.marginTop}rpx;`
				if (radius && radius !== true && radius !== -1) {
					styles += `border-radius:${radius}rpx;`
				}
				if (this.borderTop || this.borderBottom || this.inputBorder) {
					styles += `border-color:${this.borderColor};`
				}
				return styles
			},
			getRequiredColor() {
				return this.requiredColor || (uni && uni.$tui && uni.$tui.tuiInput.requiredColor) || '#EB0909'
			}
		},
		data() {
			return {
				placeholderStyl: '',
				focused: false,
				inputVal: ''
			}
		},
		watch: {
			focus(val) {
				this.$nextTick(() => {
					setTimeout(() => {
						this.focused = val
					}, 50)
				})
			},
			placeholderStyle() {
				this.fieldPlaceholderStyle()
			},
			// #ifdef VUE3
			modelValue(newVal) {
				this.inputVal = newVal
			},
			// #endif
			value(newVal) {
				this.inputVal = newVal
			}
		},
		created() {
			this.fieldPlaceholderStyle()
			setTimeout(() => {
				// #ifndef VUE3
				this.inputVal = this.value
				// #endif

				// #ifdef VUE3
				if (this.value && !this.modelValue) {
					this.inputVal = this.value
				} else {
					this.inputVal = this.modelValue
				}
				// #endif
			}, 50)
		},
		mounted() {
			this.$nextTick(() => {
				setTimeout(() => {
					this.focused = this.focus
				}, 300)
			})
		},
		methods: {
			fieldPlaceholderStyle() {
				if (this.placeholderStyle) {
					this.placeholderStyl = this.placeholderStyle
				} else {
					const size = uni.upx2px(this.size || (uni && uni.$tui && uni.$tui.tuiInput.size) || 32)
					this.placeholderStyl = `font-size:${size}px`
				}
			},
			onInput(event) {
				let value = event.detail.value;
				if (this.trim) value = this.trimStr(value);
				this.inputVal = value
				//数字类型 数值不能超过最大整数安全范围，一但超过则返回字符串
				const cVal = Number(value)
				if ((this.modelModifiers.number || this.type === 'digit' || this.type === 'number') && !isNaN(cVal) &&
					Number.isSafeInteger(cVal)) {
					let eVal = this.type === 'digit' ? value : cVal
					if (typeof cVal === 'number') {
						const min = Number(this.min)
						const max = Number(this.max)
						if (typeof min === 'number' && cVal < min) {
							eVal = min
						} else if (typeof max === 'number' && max < cVal) {
							eVal = max
						}
					}
					value = isNaN(eVal) ? value : eVal
				}
				this.$nextTick(() => {
					event.detail.value !== '' && (this.inputVal = value);
				})
				const inputValue = event.detail.value !== '' ? value : ''
				this.$emit('input', inputValue);
				// #ifdef VUE3
				this.$emit('update:modelValue', inputValue)
				// #endif
			},
			onFocus(event) {
				this.$emit('focus', event);
			},
			onBlur(event) {
				this.$emit('blur', event);
			},
			onConfirm(e) {
				this.$emit('confirm', e);
			},
			onClear(event) {
				if (this.disabled) return;
				uni.hideKeyboard()
				this.inputVal = '';
				this.$emit('input', '');
				// #ifdef VUE3
				this.$emit('update:modelValue', '')
				// #endif
			},
			fieldClick() {
				this.$emit('click', {
					name: this.name
				});
			},
			onKeyboardheightchange(e) {
				this.$emit('keyboardheightchange', e.detail)
			},
			trimStr(str) {
				return str.replace(/^\s+|\s+$/g, '');
			}
		}
	}
</script>

<style scoped>
	.tui-input__wrap {
		/* #ifndef APP-NVUE */
		width: 100%;
		box-sizing: border-box;
		display: flex;
		/* #endif */
		flex-direction: row;
		align-items: center;
		position: relative;
		flex: 1;
		/* #ifdef APP-NVUE */
		padding: 26rpx 30rpx;
		/* #endif */
		border-width: 0;
	}

	/* #ifndef APP-NVUE */

	.tui-input__border-top {
		position: absolute;
		top: 0;
		right: 0;
		left: 0;
		border-top: 1px solid var(--thorui-line-color, rgba(0, 0, 0, 0.1));
		-webkit-transform: scaleY(0.5);
		transform: scaleY(0.5);
		transform-origin: 0 0;
		z-index: 2;
		pointer-events: none;
	}

	.tui-input__border-bottom {
		position: absolute;
		border-bottom: 1px solid var(--thorui-line-color, rgba(0, 0, 0, 0.1));
		-webkit-transform: scaleY(0.5);
		transform: scaleY(0.5);
		transform-origin: 0 100%;
		bottom: 0;
		right: 0;
		left: 0;
		z-index: 2;
		pointer-events: none;
	}

	.tui-line__left {
		left: 30rpx !important;
	}

	/* #endif */

	/* #ifdef APP-NVUE */
	.tui-border__top {
		border-top-width: 0.5px;
		border-top-style: solid;
	}

	.tui-border__bottom {
		border-top-width: 0.5px;
		border-top-style: solid;
	}

	/* #endif */
	.tui-input__required {
		position: absolute;
		left: 12rpx;
		/* #ifndef APP-NVUE */
		height: 30rpx;
		top: 50%;
		transform: translateY(-50%);
		line-height: 1.15;
		/* #endif */

		/* #ifdef APP-NVUE */
		flex: 1;
		align-items: center;
		justify-content: center;
		line-height: 1;
		/* #endif */
	}

	.tui-input__label {
		padding-right: 12rpx;
		/* #ifndef APP-NVUE */
		flex-shrink: 0;
		/* #endif */
	}

	.tui-input__self {
		flex: 1;
		padding-right: 12rpx;
		/* #ifndef APP-NVUE */
		box-sizing: border-box;
		overflow: visible;
		/* #endif */
		background-color: transparent;
	}

	.tui-input__placeholder {
		/* #ifndef APP-NVUE */
		color: var(--thorui-text-color-placeholder, #ccc);
		overflow: visible;
		/* #endif */
		/* #ifdef APP-NVUE */
		color: #ccc;
		font-size: 32rpx;
		/* #endif */
	}

	/* #ifdef MP */
	::v-deep .tui-input__placeholder {
		color: var(--thorui-text-color-placeholder, #ccc);
		overflow: visible;
	}

	/* #endif */

	/* #ifdef APP-NVUE */
	.tui-input__border-nvue {
		border-width: 0.5px;
		border-style: solid;
	}

	/* #endif */

	/* #ifndef APP-NVUE */
	.tui-input__disabled {
		pointer-events: none;
	}

	.tui-input__border {
		position: absolute;
		height: 200%;
		width: 200%;
		border: 1px solid var(--thorui-border-color, #d1d1d1);
		transform-origin: 0 0;
		transform: scale(0.5);
		left: 0;
		top: 0;
		border-radius: 8rpx;
		pointer-events: none;
	}

	/* #endif */

	.tui-radius__fillet {
		border-radius: 100px !important;
	}

	.tui-text__right {
		text-align: right;
	}
</style>