<template>
	<view class="index-box">
		<!-- 
		  更多api，请前往：https://developers.weixin.qq.com/miniprogram/dev/api/media/editor/EditorContext.html 
		  字体图标，微信小程序官方的确没有给出名称
		-->
		<view class="container">
			<editor id="editor" show-img-size :read-only="isEdit" show-img-resize show-img-toolbar class="ql-container"
			 :placeholder="placeholder" @statuschange="onStatusChange" @ready="onEditorReady">
			</editor>
		</view>

		<view class="toolbar" @touchend.stop="format" :style="'bottom: ' + (isIOS ? keyboardHeight : 0) + 'px'">
			<i class="iconfont icon-charutupian" @touchend.stop="insertImage"></i>
			<i :class="'iconfont icon-format-header-1 ' + (formats.header === 1 ? 'ql-active' : '')" data-name="header"
			 :data-value="1"></i>
			<i :class="'iconfont icon-format-header-2 ' + (formats.header === 2 ? 'ql-active' : '')" data-name="header"
			 :data-value="2"></i>
			<i :class="'iconfont icon-format-header-3 ' + (formats.header === 3 ? 'ql-active' : '')" data-name="header"
			 :data-value="3"></i>
			<!-- <i :class="'iconfont icon-format-header-4 ' + (formats.header === 4 ? 'ql-active' : '')" data-name="header" :data-value="4"></i> -->
			<!-- <i :class="'iconfont icon-format-header-5 ' + (formats.header === 5 ? 'ql-active' : '')" data-name="header" :data-value="5"></i> -->
			<!-- <i :class="'iconfont icon-format-header-6 ' + (formats.header === 6 ? 'ql-active' : '')" data-name="header" :data-value="6"></i>-->
			<i :class="'iconfont icon-zitijiacu ' + (formats.bold ? 'ql-active' : '')" data-name="bold"></i>
			<i :class="'iconfont icon-zitishanchuxian ' + (formats.strike ? 'ql-active' : '')" data-name="strike"></i>
			<i :class="'iconfont icon-zitixieti ' + (formats.italic ? 'ql-active' : '')" data-name="italic"></i>
			<i :class="'iconfont icon-zuoduiqi ' + (formats.align === 'left' ? 'ql-active' : '')" data-name="align" data-value="left"></i>
			<i :class="'iconfont icon-juzhongduiqi ' + (formats.align === 'center' ? 'ql-active' : '')" data-name="align"
			 data-value="center"></i>
			<i :class="'iconfont icon-youduiqi ' + (formats.align === 'right' ? 'ql-active' : '')" data-name="align" data-value="right"></i>
			<i :class="'iconfont icon-zuoyouduiqi ' + (formats.align === 'justify' ? 'ql-active' : '')" data-name="align"
			 data-value="justify"></i>
			<i :class="'iconfont icon-line-height ' + (formats.lineHeight ? 'ql-active' : '')" data-name="lineHeight" data-value="2"></i>
			<!-- <i :class="'iconfont icon-Character-Spacing ' + (formats.letterSpacing ? 'ql-active' : '')" data-name="letterSpacing"
			 data-value="2em"></i>
			<i :class="'iconfont icon-722bianjiqi_duanqianju ' + (formats.marginTop ? 'ql-active' : '')" data-name="marginTop"
			 data-value="20px"></i>
			<i :class="'iconfont icon-723bianjiqi_duanhouju ' + (formats.micon-previewarginBottom ? 'ql-active' : '')" data-name="marginBottom"
			 data-value="20px"></i> -->
			<i class="iconfont icon-clearedformat" @tap="removeFormat"></i>
			<i :class="'iconfont icon-font ' + (formats.fontFamily ? 'ql-active' : '')" data-name="fontFamily" data-value="Pacifico"></i>
			<i :class="'iconfont icon-fontsize ' + (formats.fontSize === '24px' ? 'ql-active' : '')" data-name="fontSize"
			 data-value="24px"></i>
			<i :class="'iconfont icon-text_color ' + (formats.color === fontColor ? 'ql-active' : '')" data-name="color"
			 :data-value="fontColor" @tap="open"></i>
			<i :class="'iconfont icon-fontbgcolor ' + (formats.backgroundColor === '#00ff00' ? 'ql-active' : '')" data-name="backgroundColor"
			 data-value="#00ff00"></i>
			<!-- 引用黄河浪的color取色器 -->
			<i class="iconfont icon-date" @tap="insertDate"></i>
			<!-- <i class="iconfont icon-undo" @tap="undo"></i> -->
			<!-- <i class="iconfont icon-redo" @tap="redo"></i> -->
			<!-- <i :class="'iconfont icon-zitixiahuaxian ' + (formats.underline ? 'ql-active' : '')" data-name="underline"></i> -->
			<!-- <i class="iconfont icon--checklist" data-name="list" data-value="check"></i> -->
			<!-- <i :class="'iconfont icon-youxupailie ' + (formats.list === 'ordered' ? 'ql-active' : '')" data-name="list" data-value="ordered"></i> -->
			<!-- <i :class="'iconfont icon-wuxupailie ' + (formats.list === 'bullet' ? 'ql-active' : '')" data-name="list" data-value="bullet"></i> -->
			<!-- <i class="iconfont icon-outdent" data-name="indent" data-value="-1"></i> -->
			<!-- <i class="iconfont icon-indent" data-name="indent" data-value="+1"></i> -->
			<!-- <i class="iconfont icon-fengexian" @tap="insertDivider"></i> -->
			<!-- <i class="iconfont icon-preview" @tap="store" id="2"></i> -->
			<!-- <i :class="'iconfont icon-zitixiabiao ' + (formats.script === 'sub' ? 'ql-active' : '')" data-name="script"
			 data-value="sub"></i> -->
			<!-- <i :class="'iconfont icon-zitishangbiao ' + (formats.script === 'super' ? 'ql-active' : '')" data-name="script"
			 data-value="super"></i> -->
			<!-- <i class="iconfont icon-quanping"></i> -->
			<!-- <i class="iconfont icon-shanchu" @tap="clear"></i> -->
			<!-- <i :class="'iconfont icon-direction-rtl ' + (formats.direction === 'rtl' ? 'ql-active' : '')" data-name="direction"
			 data-value="rtl"></i> -->
			<!-- <i class="iconfont icon-baocun" @tap="store" id="1"></i> -->
		</view>
		<t-color-picker ref="colorPicker" :color="color" @confirm="confirm" @cancel="cancel"></t-color-picker>
		<view class="btn-box">
			<view class="preview-btn" @tap="store" id="2">预览</view>
			<view class="preview-btn" @tap="store" id="1">保存</view>
		</view>
	</view>
</template>

<script>
	import tColorPicke from '@/components/t-color-picker.vue';
	import { chooseImage } from "@/utils"
	var _self;
	export default {
		components: {
			't-color-picker': tColorPicke
		},
		data() {
			return {
				color: {
					r: 255,
					g: 0,
					b: 0,
					a: 0.6
				},
				isEdit: false,
				fontColor: '#000',
				formats: {},
				readOnly: false,
				placeholder: '开始输入...',
				editorHeight: 300,
				keyboardHeight: 0,
				isIOS: false,
				desc: ''
			};
		},
		onLoad(options) {
			_self = this;
			this.desc = decodeURIComponent(options.desc)
			console.log(options.desc,'options.desc')
		},
		methods: {
			cancel() {
				this.isEdit = false;
			},
			open() {
				this.$refs.colorPicker.open();
				this.isEdit = true;
			},
			hideKey() {
				uni.hideKeyboard();
			},
			async confirm(e) {
				this.isEdit = false;
				this.fontColor = await e.hex;
				this.onStatusChange({
					detail: {
						color: e.hex
					}
				});
				this.$forceUpdate();
			},
			readOnlyChange() {
				this.readOnly = !this.readOnly
			},
			async onEditorReady() {
				uni.createSelectorQuery().select('#editor').context(function(res) {
					_self.editorCtx = res.context;
					_self.editorCtx.setContents({    
            html: _self.desc   
					})    
				}).exec();
			},
			undo() {
				this.editorCtx.undo();
			},

			redo() {
				this.editorCtx.redo();
			},

			blur() {
				this.editorCtx.blur();
			},

			format(e) {
				// this.hideKey();
				let {
					name,
					value
				} = e.target.dataset;
				if (!name) return; // console.log('format', name, value)
				this.editorCtx.format(name, value);
			},

			onStatusChange(e) {
				this.formats = e.detail;
			},

			insertDivider() {
				this.editorCtx.insertDivider({
					success: function() {
						console.log('insert divider success');
					}
				});
			},

			store(e) {
				this.editorCtx.getContents({
					success: function(res) {
						console.log(res.html,'res.html')
						if(e.currentTarget.id == 1){
							let pages = getCurrentPages()
							let page = pages[pages.length - 2]
							page.$vm.description = res.html
							uni.navigateBack({
								delta:1
							})
						} else{
							uni.navigateTo({
								url: `../preview/preview?rich=${encodeURIComponent(res.html)}`
							})
						}
					}
				});
			},

			clear() {
				this.editorCtx.clear({
					success: function(res) {
						console.log("clear success");
					}
				});
			},

			removeFormat() {
				this.editorCtx.removeFormat();
			},

			insertDate() {
				const date = new Date();
				const formatDate = `${date.getFullYear()}/${date.getMonth() + 1}/${date.getDate()}`;
				this.editorCtx.insertText({
					text: formatDate
				});
			},

			insertImage() {
				// const that = this;
				chooseImage((img)=>{
					_self.editorCtx.insertImage({
						src: img,
						width: '100%',
						success: function() {
							console.log('insert image success');
						}
					});
				})
				
			}
		}
	};
</script>
<style lang="less">
	@import "./editor.css";
	.index-box{
		width: 100%;
		height: 100%;
	}
	.btn-box{
		width: 100%;
		display: flex;
		align-items: center;
		justify-content: space-around;
		position: fixed;
		bottom: 0;
		.preview-btn{
			width: 230rpx;
			height: 80rpx;
			background: linear-gradient(134deg, #FFA782 0%, #FF6D31 100%);
			text-align: center;
			line-height: 80rpx;
			font-size: 38rpx;
			font-weight: 500;
			border-radius: 40rpx;
			color: #fff;
			margin: 32rpx auto;
		}
	}
</style>
