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| #charts
#posts-chart(style="width: 100%;height:500px;")
#categories-chart(style="width: 100%;height:500px;")
#tags-chart(style="width: 100%;height:500px;")
- var postDate = ""
each post, index in site.posts.data
if index === site.posts.length-1
- postDate = postDate + post.date.format('YYYY-MM')
else
- postDate = postDate + post.date.format('YYYY-MM') + ","
- var categoryName = ""
- var categoryLength = ""
- var categoryParent = ""
- var categoryId = ""
each category, index in site.categories.data
if index === site.categories.length-1
- categoryName = categoryName + category.name
- categoryLength = categoryLength + category.length
- categoryParent = categoryParent + category.parent
- categoryId = categoryId + category._id
else
- categoryName = categoryName + category.name + ","
- categoryLength = categoryLength + category.length + ","
- categoryParent = categoryParent + category.parent + ","
- categoryId = categoryId + category._id + ","
- var tagName = ""
- var tagLength = ""
each tag, index in site.tags.data
if index === site.tags.length-1
- tagName = tagName + tag.name
- tagLength = tagLength + tag.length
else
- tagName = tagName + tag.name + ","
- tagLength = tagLength + tag.length + ","
script(src="https://cdn.jsdelivr.net/npm/echarts/dist/echarts.min.js")
script(src="http://cdn.staticfile.org/moment.js/2.24.0/moment.js")
script.
// 基于准备好的dom，初始化echarts实例
let postsChart = echarts.init(document.getElementById('posts-chart'));
let categoriesChart = echarts.init(document.getElementById('categories-chart'));
let tagsChart = echarts.init(document.getElementById('tags-chart'));
/* calculate postsOption data. */
var startDate = moment().subtract(1, 'years').startOf('month');
var endDate = moment().endOf('month');
var monthMap = new Map();
var dayTime = 3600 * 24 * 1000;
for (var time = startDate; time <= endDate; time += dayTime) {
var month = moment(time).format('YYYY-MM');
if (!monthMap.has(month)) {
monthMap.set(month, 0);
}
}
var postDate = '#{ postDate }';
var postDateArr = postDate.split(",");
for (let i = 0; i < postDateArr.length; i++) {
if (monthMap.has(postDateArr[i])) {
monthMap.set(postDateArr[i], monthMap.get(postDateArr[i])+1)
}
}
var monthArr = Array.from(monthMap.keys());
var monthValueArr = Array.from(monthMap.values());
let postsOption = {
title: {
text: '文章发布统计图',
top: 0,
x: 'center'
},
tooltip: {
trigger: 'axis'
},
xAxis: {
type: 'category',
data: monthArr
},
yAxis: {
type: 'value',
},
series: [
{
name: 'postsNumberName',
type: 'line',
color: ['#6772e5'],
data: monthValueArr,
lineStyle: {
width: 2.5
},
markPoint: {
symbolSize: 45,
color: ['#fa755a','#3ecf8e','#82d3f4'],
data: [{
type: 'max',
itemStyle: {color: ['#3ecf8e']},
name: 'maximum'
}, {
type: 'min',
itemStyle: {color: ['#fa755a']},
name: 'minimum'
}]
},
markLine: {
itemStyle: {color: ['#ab47bc']},
data: [
{type: 'average', name: 'average'}
]
}
}
]
};
/* calculate categoriesOption data. */
var categoryArr = [];
var categoryName = '#{ categoryName }';
var categoryNameArr = categoryName.split(",");
var categoryLength = '#{ categoryLength }';
var categoryLengthArr = categoryLength.split(",");
var categoryLengthArr = categoryLengthArr.map(Number);
var categoryParent = '#{ categoryParent }';
var categoryParentArr = categoryParent.split(",");
var categoryId = '#{ categoryId }';
var categoryIdArr = categoryId.split(",");
for (let i = 0; i < categoryNameArr.length; i++) {
categoryArr.push({name: categoryNameArr[i], value: categoryLengthArr[i], id: categoryIdArr[i], parent: categoryParentArr[i]});
}
var childMap = new Map();
var parentArr = [];
/* 分开子母分类 */
for (let i = 0; i < categoryArr.length; i++) {
if (categoryArr[i]['parent'] != 'undefined') {
if (childMap.has(categoryArr[i]['parent'])) {
child = childMap.get(categoryArr[i]['parent']);
child.push({name: categoryNameArr[i], value: categoryLengthArr[i]});
} else {
childMap.set(categoryArr[i]['parent'], [{name: categoryNameArr[i], value: categoryLengthArr[i]}]);
}
} else {
parentArr.push({name: categoryNameArr[i], value: categoryLengthArr[i], id: categoryIdArr[i]});
}
}
for (let i = 0; i < parentArr.length; i++) {
if (childMap.has(parentArr[i]['id'])) {
child = childMap.get(parentArr[i]['id']);
parentArr[i]['children'] = child;
}
}
let categoriesOption = {
title: {
text: '文章分类统计图',
top: 1,
x: 'center'
},
tooltip: {
trigger: 'item',
formatter: "categories <br/>{b} : {c}"
},
series: [
{
type: 'sunburst',
radius: ['10%', '85%'],
center: ['50%', '55%'],
data: parentArr,
label: {
align: 'center'
},
itemStyle: {
opacity: 0.95
}
}
],
color: ['#37a2da', '#67e0e3', '#9fe6b8', '#ffdb5c','#ff9f7f', '#ca8622', '#9d96f5','#8378ea', '#96bfff']
};
// 计算top10标签
var tagArr = [];
var tagName = '#{ tagName }';
var tagNameArr = tagName.split(",");
var tagLength = '#{ tagLength }';
var tagLengthArr = tagLength.split(",");
var tagLengthArr = tagLengthArr.map(Number);
for (let i = 0; i < tagNameArr.length; i++) {
tagArr.push({name: tagNameArr[i], value: tagLengthArr[i]});
}
tagArr.sort((a, b) => {return b.value - a.value});
var tagXAxisArr = [];
var tagCountArr = [];
for (var i = 0, len = Math.min(tagArr.length, 10); i < len; i++) {
tagXAxisArr.push(tagArr[i].name);
tagCountArr.push(tagArr[i].value);
}
let tagsOption = {
title: {
text: 'Top10标签统计图 ',
top: 2,
x: 'center'
},
tooltip: {},
xAxis: [
{
type: 'category',
data: tagXAxisArr
}
],
yAxis: [
{
type: 'value'
}
],
series: [
{
type: 'bar',
color: ['#82d3f4'],
barWidth : 18,
data: tagCountArr,
markPoint: {
symbolSize: 45,
data: [{
type: 'max',
itemStyle: {color: ['#3ecf8e']},
name: 'maximum'
}, {
type: 'min',
itemStyle: {color: ['#fa755a']},
name: 'minimum'
}],
},
markLine: {
itemStyle: {color: ['#ab47bc']},
data: [
{type: 'average', name: 'average'}
]
}
}
]
};
// 使用刚指定的配置项和数据显示图表。
postsChart.setOption(postsOption);
categoriesChart.setOption(categoriesOption);
tagsChart.setOption(tagsOption);
|
