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if (!global.towxml)
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global.towxml = require('../../towxml/index');
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Component({
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externalClasses: ['my-class'],
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properties: {
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nodes:{
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type:String,
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observer:function(nodes){
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this.process(nodes);
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}
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},
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data_key:{
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type:String,
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observer:function(key){
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console.log("data_key",key);
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wx.getStorage({
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key,
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success: res=>{
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//console.log("getStorage", res);
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this.setData({_nodes:res.data});
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},
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})
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}
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},
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theme:{
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type:String,
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value:"light"
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},
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base:{
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type:String,
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value: "https://www.educoder.net/"
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},
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type:{
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type:String,
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value: ""
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}
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},
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data: {
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},
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methods: {
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handleTap(e){
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//console.log(this.data);
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console.log("handleTap",e);
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if(this.data.data_key)
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return;
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var {target:{dataset:{data}}} = e;
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var key = "RICH-MD-KEY";
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//console.log(data);
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if(data&&data._e.tag=="code")
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data={attr:{class:"h2w__pre"},child:[data],tag:"view",type:"tag",_e:{type:"tag",attr:{},tag:"pre", child:[data]}}
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if(data&&data._e.tag=='pre'){
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data = {theme:"light",child:[data],_e:{child:[data]}}
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wx.setStorage({
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key,data,success:res=>{
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wx.navigateTo({
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url: `/components/rich-md/rich-md?data_key=${key}&type=html`
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})
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}
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})
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}
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},
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/**
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* difficult:
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* 例如，`3.9E3`代表`3.9×$$10^{3}$$`，等同于`3900`
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* `$$S$$`为每`lbs/$$in^{2}$$`上的压力
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* 每月还贷公式为`$$\\frac{Pr'(1+r')^{N'}}{(1+r')^{N'}-1}$$`，其中`r'`为月利息。（提示：`$$r'=\\frac{r}{1200}$$`，`N'=N*12`）。
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* 该程序接收用户的`4`个输入$$x_1$$，$$y_1$$，$$x_2$$，$$y_2$$（分别表示地球上两个点的维度和经度，单位是度）
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* 计算公式为：$$r^{3}=\\frac{dp}{\\pi S}$$，其中
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*/
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process(nodes){
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let {type} = this.data;
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//console.log(type);
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if(!type){
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if (nodes.match(/<img .*src=.*>/))
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type = "html"
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else if (nodes.match(/^\s*<.+>.*<\/.+>/s))
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type = "rich-text";
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else if(nodes.match(/##+|\*.+\*|- |`|\$|\[.*\]\(.+\)|\|.+\|/))
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type = "markdown";
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else if(nodes.match(/<.+>.*<\/.+>| /s))
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type= "rich-text";
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else
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type = "plain";
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}
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|
if(type=="markdown"||type=="html"){
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nodes = nodes.replace(/(#+)/g, "$1 ").replace(/`\$\$\s*([^\$`]*?)\s*\$\$`/g, "$$$1$$").replace(/\$\$\s*([^\$`]*?)\s*\$\$/g, "$$$1$$").replace(/```latex\n(.*?)\n```/g,"$$$$\n$1\n$$$$");
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// console.log(nodes);
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var _nodes = global.towxml(nodes, type, { theme:this.data.theme,base: this.data.base,events:{
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tap:e=>{
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this.handleTap(e);
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}
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}
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});
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|
console.log("towxml", _nodes);
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this.setData({_nodes, type});
|
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|
}else{
|
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|
this.setData({nodes, type})
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}
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}
|
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|
}
|
|
|
})
|
