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/*******************************************************************************
* Copyright (c) 2017 ZTE Corporation.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and the Apache License 2.0 which both accompany this distribution,
* and are available at http://www.eclipse.org/legal/epl-v10.html
* and http://www.apache.org/licenses/LICENSE-2.0
*
* Contributors:
* ZTE - initial API and implementation and/or initial documentation
*******************************************************************************/
import { AfterViewInit, Component, Input, OnInit } from '@angular/core';
import { Subscription } from 'rxjs/Subscription';
import { Swagger, SwaggerMethod, SwaggerParameter, SwaggerResponse } from '../../../model/swagger';
import { ValueSource } from '../../../model/value-source.enum';
import { ValueType } from '../../../model/value-type.enum';
import { RestTask } from '../../../model/workflow/rest-task';
import { BroadcastService } from '../../../services/broadcast.service';
import { WorkflowConfigService } from '../../../services/workflow-config.service';
import { Microservice } from "../../../model/workflow/microservice";
import { WorkflowUtil } from "../../../util/workflow-util";
import { RestParameter } from "../../../model/workflow/rest-parameter";
@Component({
selector: 'b4t-rest-task',
templateUrl: 'rest-task.component.html',
})
export class RestTaskComponent implements AfterViewInit, OnInit {
@Input() public node: RestTask;
public swaggerJson: any = {};
public restInterfaces: any[];
public restOperations: any = [];
public microservices: Microservice[];
public selectedMicroservice: Microservice;
private swagger: Swagger;
constructor(private broadcastService: BroadcastService,
private configService: WorkflowConfigService) { }
ngOnInit(): void {
this.microservices = this.configService.getMicroservices();
this.selectedMicroservice = this.microservices.find(service =>
(this.node.serviceName === service.name && this.node.serviceVersion === service.version));
}
public ngAfterViewInit() {
setTimeout(() => {
this.loadInterfaces();
this.notifyTaskChanged();
}, 0);
}
private notifyTaskChanged() {
this.broadcastService.broadcast(this.broadcastService.nodeTaskChange, this.node);
}
public getText4Microservice(microservice: Microservice): string {
return `${microservice.name} [${microservice.version}] `;
}
public serviceChanged(service: Microservice) {
this.selectedMicroservice = service;
this.node.serviceName = service.name;
this.node.serviceVersion = service.version;
this.urlChanged('');
this.loadInterfaces();
}
public urlChanged(url: string) {
this.node.url = url;
this.node.consumes = [];
this.node.produces = [];
this.methodChanged('');
this.loadOperations();
}
public methodChanged(method: string) {
this.node.method = method;
this.node.parameters = [];
this.node.responses = [];
this.updateMethodInfo();
this.notifyTaskChanged();
}
private loadInterfaces() {
if (this.node.serviceName && this.node.serviceVersion) {
this.swagger = this.configService.getSwaggerInfo(this.node.serviceName, this.node.serviceVersion);
if (this.swagger) {
this.restInterfaces = [];
for (const key of Object.keys(this.swagger.paths)) {
this.restInterfaces.push(key);
}
this.loadOperations();
} else {
// TODO error handler
}
}
}
private loadOperations() {
if (this.node.url) {
const swaggerPath: any = this.swagger.paths[this.node.url];
this.restOperations = [];
for (const key of Object.keys(swaggerPath)) {
this.restOperations.push(key);
}
}
}
private updateMethodInfo() {
if (this.node.method) {
const path: any = this.swagger.paths[this.node.url];
const method: SwaggerMethod = path[this.node.method];
this.node.consumes = WorkflowUtil.deepClone(method.consumes);
this.node.produces = WorkflowUtil.deepClone(method.produces);
// request parameters
method.parameters.forEach(param => {
const nodeParam = new RestParameter(param.name, '', ValueSource[ValueSource.String],
param.type, param.position, param.schema);
this.node.parameters.push(nodeParam);
});
// response parameters
const responseParams = this.getResponseParameters(method.responses);
this.node.responses = responseParams.map(param => WorkflowUtil.deepClone(param));
}
}
private getResponseParameters(responses: any) {
let response: SwaggerResponse = null;
for (const key of Object.keys(responses)) {
if (key.startsWith('20')) {
response = responses[key];
}
}
return [response];
}
}
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