391 lines
13 KiB
JavaScript
391 lines
13 KiB
JavaScript
class CCPExecutionForm extends HTMLElement{
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#boot;
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#rootdoc;
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#data;
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#method;
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#executionmonitor;
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#serviceurl;
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constructor(){
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super()
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this.#boot = document.querySelector("d4s-boot-2")
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this.#serviceurl = this.getAttribute("serviceurl")
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this.#rootdoc = this.attachShadow({ "mode" : "open"})
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this.connectNewExecutionRequest()
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this.render()
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this.showMethod()
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}
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static get observedAttributes() {
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return ["method"];
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}
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attributeChangedCallback(name, oldValue, newValue) {
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if((oldValue != newValue) && (name === "method")){
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this.#method = newValue
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this.loadMethod()
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}
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}
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connectNewExecutionRequest(){
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document.addEventListener("newexecutionrequest", ev=>{
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if(window.confirm("Please confirm overwrite of execution form?")){
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this.setAttribute("method", ev.detail)
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this.parentElement.scrollIntoViewIfNeeded()
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}
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})
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}
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render(){
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this.#rootdoc.innerHTML = `
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<div>
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<link rel="stylesheet" href="https://cdn.dev.d4science.org/ccp/css/common.css"></link>
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<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.0.0/dist/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">
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<style>
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.ccp-execution-form{
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position: relative;
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}
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</style>
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<template id="EXECUTION_FORM_TEMPLATE">
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<div class="ccp-execution-form" name="execution_form">
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<h5 class="ccp-method-title"></h5>
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<p class="description font-italic font-weight-lighter"></p>
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<div class="plexiglass d-none"></div>
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<form name="execution_form" class="d-flex flex-column gap-3" style="gap:5px">
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<div class="card">
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<div class="card-header">
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<h5>Inputs</h5>
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</div>
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<div class="card-body ccp-inputs">
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<div class="card-body">
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<div class="form-group"></div>
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</div>
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</div>
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</div>
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<div class="card">
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<div class="card-header">
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<h5>Outputs</h5>
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</div>
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<div class="card-body">
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<div class="form-row ccp-outputs">
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<div class="col form-group"></div>
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</div>
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</div>
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</div>
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<div class="form-row">
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<div class="col-6">
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<button id="execute_method_button" class="btn btn-info" style="width:inherit">Execute</button>
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</div>
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<div class="col-6">
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<div class="d-flex" style="gap: 3px;">
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<select name="language-selector" class="form-control" style="padding:2px">
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<option value="text/python" data-ext="py" title="Generate plain Python3">Python 3</option>
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<option value="text/plain+r" data-ext="r" title="Generate plain R">R</option>
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<option value="application/vnd.jupyter+python" data-ext="ipynb" title="Generate Jupyter notebook with Python 3 cells">Jupyter Python3</option>
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</select>
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<button name="codegen" title="Generate code" class="btn btn-primary ccp-toolbar-button ccp-toolbar-button-small">
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<svg viewBox="0 96 960 960">
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<path d="M320 814 80 574l242-242 43 43-199 199 197 197-43 43Zm318 2-43-43 199-199-197-197 43-43 240 240-242 242Z"/>
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</svg>
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</button>
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</div>
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</div>
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</div>
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</form>
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</div>
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</template>
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<template id="EXECUTION_FORM_EMPTY_TEMPLATE">
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<div name="execution_form">
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<i style="padding:3rem">Drop a method here!</i>
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</div>
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</template>
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<div name="execution_form"></div>
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</div>
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`
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}
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lockRender(){
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const plexi = this.#rootdoc.querySelector(".plexiglass")
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plexi.innerHTML = ``
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plexi.classList.toggle("d-none")
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}
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unlockRender(){
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this.#rootdoc.querySelector(".plexiglass").classList.toggle("d-none")
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}
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writeToPlexi(message){
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const plexi = this.#rootdoc.querySelector(".plexiglass")
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plexi.innerHTML = `
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<div class="d-flex" style="flex-direction: column;justify-content:center;position:relative;height:100%;align-items: center;">
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<div class="mx-2 p-4 bg-success text-white border" style="border-radius: 5px;box-shadow: 2px 2px 2px darkgray;">
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<div>${message}</h5></div>
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</div>
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</div>
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`
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}
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loadMethod(){
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return this.#boot.secureFetch(this.#serviceurl + "/processes/" + this.#method).then(
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(resp)=>{
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if(resp.status === 200){
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return resp.json()
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}else throw "Error retrieving process"
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}
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).then(data=>{
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this.#data = data
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const infra =
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this.#data.links.filter(l => l.rel === "compatibleWith")[0]
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return this.#boot.secureFetch(this.#serviceurl + "/" + infra.href)
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}).then(resp=>{
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this.#data.executable = resp.status === 200
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}).then(()=>{
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this.showMethod()
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}).catch(err=>alert(err))
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}
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showEmpty(resp){
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BSS.apply(this.#empty_executionform_bss, this.#rootdoc)
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}
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showMethod(){
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if(this.#method == null) this.showEmpty();
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else{
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BSS.apply(this.#executionform_bss, this.#rootdoc)
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}
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}
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sendExecutionRequest(){
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this.lockRender()
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const url = this.#serviceurl + "/processes/" + this.#method + "/execution"
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const req = this.buildRequest()
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this.#boot.secureFetch(
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url, { method : "POST", body : JSON.stringify(req), headers : { "Content-Type" : "application/json"}}
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).then(reply=>{
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if(reply.status !== 200 && reply.status !== 201){
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throw "Error while requesting resource"
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}
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return reply.json()
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}).then(data=>{
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if(data.status !== "accepted"){
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throw "Execution has not been accepted by server"
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}
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const event = new CustomEvent('newexecution', { detail: data.jobID });
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document.dispatchEvent(event)
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this.writeToPlexi("Execution request accepted with id: " + data.jobID)
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window.setTimeout(()=>this.unlockRender(), 3000)
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}).catch(err => {alert("Unable to call execute: " + err); this.unlockRender()})
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}
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generateCode(mime, filename){
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const url = this.#serviceurl + "/methods/" + this.#method + "/code"
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const req = this.buildRequest()
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this.#boot.secureFetch(
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url, { method : "POST", body : JSON.stringify(req), headers : { "Content-Type" : "application/json", "Accept" : mime}}
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).then(reply=>{
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if(reply.status !== 200) throw "Error while requesting code:";
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return reply.blob()
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}).then(blob => {
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const objectURL = URL.createObjectURL(blob)
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var tmplnk = document.createElement("a")
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tmplnk.download = filename
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tmplnk.href = objectURL
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document.body.appendChild(tmplnk)
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tmplnk.click()
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document.body.removeChild(tmplnk)
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}).catch(err=>{ alert(err)})
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}
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buildRequest(){
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let request = { inputs : {}, outputs : {}, response : "raw"}
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//fill inputs
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const inputs = this.getInputs()
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inputs.forEach(i=>{
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request.inputs[i.name] = i.value
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})
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//fill outputs
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const outputs = this.getOutputs()
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outputs.forEach(o=>{
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if(o.enabled) request.outputs[o.name] = { transmissionMode : "value" };
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})
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return request
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}
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getInputs(){
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return Array.prototype.slice.call(this.#rootdoc.querySelectorAll("d4s-ccp-input"))
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}
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getOutputs(){
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return Array.prototype.slice.call(this.#rootdoc.querySelectorAll("d4s-ccp-output"))
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}
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initValues(inputs){
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Object.keys(inputs).forEach(k=>{
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const w = this.#rootdoc.querySelector(`d4s-ccp-input[name=${k}]`)
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if(w){
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w.value = (inputs[k])
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}
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})
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}
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prepareFromExecution(exec){
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let f1 =
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this.#boot.secureFetch(this.#serviceurl + `/executions/${exec.id}/metadata/method.json`)
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.then(resp=>{
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if(resp.status === 200){
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return resp.json()
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}else throw "Error retrieving process"
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}
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).then(data=>data)
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let f2 =
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this.#boot.secureFetch(this.#serviceurl + `/executions/${exec.id}/metadata/request.json`)
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.then(resp=>{
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if(resp.status === 200){
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return resp.json()
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}else throw "Error retrieving process"
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}
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).then(data=>data)
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var requestdata = null
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Promise.all([f1, f2]).then(m_and_r => {
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this.#data = m_and_r[0]
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requestdata = m_and_r[1]
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this.#method = this.#data.id
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const infra =
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this.#data.links.filter(l => l.rel === "compatibleWith")[0]
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return this.#boot.secureFetch(this.#serviceurl + "/" + infra.href)
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}).then(resp=>{
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this.#data.executable = resp.status === 200
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}).then(()=>{
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this.showMethod()
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this.initValues(requestdata.inputs)
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}).catch(err=>alert(err))
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}
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#empty_executionform_bss = {
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template : "#EXECUTION_FORM_EMPTY_TEMPLATE",
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target : "div[name=execution_form]",
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on_drop : ev=>{
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if(ev.dataTransfer){
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if(ev.dataTransfer.getData('text/plain+ccpmethod')){
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const id = ev.dataTransfer.getData('text/plain+ccpmethod')
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this.setAttribute("method", id);
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ev.preventDefault()
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ev.stopPropagation()
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ev.currentTarget.style.backgroundColor = "white"
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}else if(ev.dataTransfer.getData('text/plain+ccpexecution')){
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this.prepareFromExecution(JSON.parse(ev.dataTransfer.getData('application/json+ccpexecution')))
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ev.preventDefault()
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ev.stopPropagation()
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ev.currentTarget.style.backgroundColor = "white"
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}
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}
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},
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on_dragover : ev=>{
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ev.preventDefault()
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},
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}
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#executionform_bss = {
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template : "#EXECUTION_FORM_TEMPLATE",
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target : "div[name=execution_form]",
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in : ()=>this.#data,
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on_drop : ev=>{
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if(ev.dataTransfer){
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if(ev.dataTransfer.getData('text/plain+ccpmethod')){
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const id = ev.dataTransfer.getData('text/plain+ccpmethod');
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this.setAttribute("method", id);
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ev.preventDefault()
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ev.stopPropagation()
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}else if(ev.dataTransfer.getData('text/plain+ccpexecution')){
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this.prepareFromExecution(JSON.parse(ev.dataTransfer.getData('application/json+ccpexecution')))
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ev.preventDefault()
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ev.stopPropagation()
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ev.currentTarget.style.backgroundColor = "white"
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}
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}
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},
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on_dragover : ev=>{
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ev.preventDefault()
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},
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recurse : [
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{
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target: ".ccp-method-title",
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apply : (e,d)=>e.innerHTML = `
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${d.title} <span class="badge badge-primary ml-1">${d.version}</span>
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${ d.metadata.filter(md=>md.role === 'author').map(a=>`<span class="badge badge-warning ml-1">${a.title}</span>`)}
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`
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},
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{
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target: "p.description",
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apply : (e,d)=>e.textContent = d.description
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},
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{
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target: "div.ccp-inputs",
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in : (e,d)=>d,
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recurse : [
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{
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"in" : (e,d)=>{ return Object.values(d.inputs) },
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target : "div",
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apply : (e,d)=>{
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e.innerHTML = `<d4s-ccp-input name="${d.id}" input='${JSON.stringify(d)}'></d4s-ccp-input>`
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}
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}
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]
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},
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{
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target: "div.ccp-outputs",
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in : (e,d)=>d,
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recurse : [
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{
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"in" : (e,d)=>{ return Object.values(d.outputs) },
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target : "div",
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apply : (e,d)=>{
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e.innerHTML = `<d4s-ccp-output name="${d.id}" output='${JSON.stringify(d)}'></d4s-ccp-output>`
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}
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}
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]
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},
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{
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target: "div.ccp-runtimes *[name=refresh-runtimes]",
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on_click : ev=>{
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BSS.apply(this.#executionform_bss)
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}
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},
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{
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target: "#execute_method_button",
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on_click : ev=>{
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ev.preventDefault()
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ev.stopPropagation()
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if(this.#data.executable) this.sendExecutionRequest();
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else alert("This method has no compatible runtimes available")
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return false;
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}
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},
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{
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target: "button[name=codegen]",
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on_click : ev=>{
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ev.preventDefault()
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ev.stopPropagation()
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const langsel = ev.target.parentElement.querySelector("select[name=language-selector]")
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const lang = langsel.value
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const ext = langsel.selectedOptions[0].getAttribute("data-ext")
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this.generateCode(lang, `ccprequest.${ext}`)
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return false
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}
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},
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]
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}
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}
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window.customElements.define('d4s-ccp-executionform', CCPExecutionForm);
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