<template>
	<view class="yingbing-content" v-html="contentSync"></view>
</template>

<script>
	export default {
		inject: ['getFontSize', 'getFontFamily', 'getLineHeight', 'getColor', 'getSelectable'],
		props: {
			item: {
				type: Object,
				default () {
					return new Object
				}
			}
		},
		computed: {
			color () {
				return this.getColor()
			},
			fontSize () {
				return this.getFontSize()
			},
			fontFamily () {
				return this.getFontFamily()
			},
			lineHeight () {
				return this.getLineHeight()
			},
			selectable () {
				return this.getSelectable()
			},
			contentSync () {
				let content = this.item.content || ''
				content = content.replace('<whole-render', '<div').replace('<\/whole-render>', '<\/div>')
				return `<div class="yingbing-reader-content-html ${this.selectable ? 'user-selectable' : 'user-selectclose'}" style="box-sizing: border-box;color:${this.color};font-family:${this.fontFamily};font-size:${this.fontSize}px;line-height:${this.lineHeight}px;">` + content + '</div>'
			}
		},
		data () {
			return {
				selectShow: false,
				selectTop: 0,
				selectLeft: 0,
				selectArrowLeft: 0
			}
		},
		mounted() {
			// #ifdef H5
			// document.addEventListener('selectionchange',() => {
			//     const selection = window.getSelection();// 获取当前的选区对象
			//     // 如果选区不为空
			//     if (selection.toString()) {
			//         // 获取选区中的第一个范围
			//         const range = selection.getRangeAt(0);
			//         // 将选区的边界用于定位操作框
			//         const rect = range.getBoundingClientRect();
			// 		const box = document.querySelector('.yingbing-reader-select-box')
			// 		this.selectArrowLeft = rect.left
			// 		this.selectTop = rect.top + (box.offsetHeight / 2)
			// 		this.selectLeft = rect.left - (box.offsetWidth / 2)
			// 		const right = box.offsetWidth + this.selectLeft
			// 		const bottom = box.offsetHeight + this.selectTop
			// 		if ( right > document.body.offsetWidth ) this.selectLeft = this.selectLeft - (right - document.body.offsetWidth)
			// 		if ( bottom > document.body.offsetHeight ) this.selectTop = this.selectTop - (bottom - document.body.offsetHeight)
			// 		this.selectShow = true
			//     } else {
			// 		this.selectShow = false
			// 	}
			// });
			// #endif
		}
	}
</script>

<style scoped>
	/deep/ .yingbing-img {
		max-width: 100%!important;
		box-sizing: border-box!important;
	}
	/deep/ .user-selectable {
		-webkit-user-select: text; /*webkit浏览器*/
		-khtml-user-select: text; /*早期浏览器*/
		-moz-user-select: text; /*火狐*/
		-ms-user-select: text; /*IE10*/
		user-select: text;
	}
	/deep/ .user-selectclose {
		-webkit-touch-callout: none; /*系统默认菜单被禁用*/
		-webkit-user-select: none; /*webkit浏览器*/
		-khtml-user-select: none; /*早期浏览器*/
		-moz-user-select: none; /*火狐*/
		-ms-user-select: none; /*IE10*/
		user-select: none;
	}
	.yingbing-content {
		width: 100%;
		height: 100%;
		box-sizing: border-box;
	}
	.yingbing-reader-select-box {
		position: fixed;
		display: flex;
		flex-direction: row;
		background-color: #fff;
		box-shadow: 0 0 10px rgba(0,0,0,.1);
		border-radius: 5px;
		padding: 15px 10px;
	}
	.yingbing-reader-select-box .arrow {
		position: absolute;
		width: 0;
		height: 0;
		border-top: 6px solid transparent;
		border-left: 6px solid transparent;
		border-right: 6px solid transparent;
		border-bottom: 6px solid #fff;
		top: -12px;
	}
	.yingbing-reader-select-box .select-box-item {
		padding: 0 10px;
		font-size: 13px;
		flex-shrink: 0;
	}
</style>