X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?p=it%2Fotf.git;a=blobdiff_plain;f=otf-frontend%2Fclient%2Fsrc%2Fapp%2Fshared%2Ffactories%2Fbpmn-factory.service.ts;fp=otf-frontend%2Fclient%2Fsrc%2Fapp%2Fshared%2Ffactories%2Fbpmn-factory.service.ts;h=1a928544b50ae6dce1445191040ae136e89afd20;hp=0000000000000000000000000000000000000000;hb=14f6f95c84a4a1fa8774190db4a03fd0214ec55f;hpb=f49bd1efeaaddd4891c1f329b18d8cfb28b3e75b

diff --git a/otf-frontend/client/src/app/shared/factories/bpmn-factory.service.ts b/otf-frontend/client/src/app/shared/factories/bpmn-factory.service.ts
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+++ b/otf-frontend/client/src/app/shared/factories/bpmn-factory.service.ts
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+/*  Copyright (c) 2019 AT&T Intellectual Property.                             #
+#                                                                              #
+#   Licensed under the Apache License, Version 2.0 (the "License");            #
+#   you may not use this file except in compliance with the License.           #
+#   You may obtain a copy of the License at                                    #
+#                                                                              #
+#       http://www.apache.org/licenses/LICENSE-2.0                             #
+#                                                                              #
+#   Unless required by applicable law or agreed to in writing, software        #
+#   distributed under the License is distributed on an "AS IS" BASIS,          #
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.   #
+#   See the License for the specific language governing permissions and        #
+#   limitations under the License.                                             #
+##############################################################################*/
+
+
+import { Injectable } from '@angular/core';
+import { FileTransferService } from '../services/file-transfer.service';
+import { TestDefinitionService } from '../services/test-definition.service';
+import { Observable } from 'rxjs';
+import { Buffer } from 'buffer';
+import { BpmnOptions, Bpmn } from '../models/bpmn.model';
+
+interface BpmnFactoryOptions extends BpmnOptions {
+  fileId?: String,
+  testDefinitionId?: String,
+  version?: String,
+  xml?: String
+}
+
+@Injectable({
+  providedIn: 'root'
+})
+export class BpmnFactoryService {
+
+  constructor(
+    private filesTransfer: FileTransferService,
+    private testDefinition: TestDefinitionService
+  ) { }
+
+  public async setup(options: BpmnFactoryOptions): Promise<any> {
+    return new Promise(async (resolve, reject) => {
+      //check for required options
+      if (!options.mode) {
+        console.error('Bpmn options require: mode');
+        reject('Bpmn options require: mode')
+      }
+
+      let xml = await this.getXml(options);
+
+      let instance = new Bpmn(xml, {
+        mode: options.mode,
+        options: options.options
+      })
+
+      resolve(instance);
+    });
+
+  }
+
+  public async getXml(options): Promise<any> {
+    return new Promise(async (resolve, reject) => {
+      let xml;
+
+      //handle the way to retrieve bpmn xml
+      if (options.xml) {
+        xml = options.xml
+      } else if (options.fileId) {
+        xml = await this.loadFile(options.fileId);
+      } else if (options.testDefinitionId && options.version) {
+        let fileId = await this.getFileId(options.testDefinitionId, options.version);
+        xml = await this.loadFile(fileId);
+      } else if (options.testDefinitionId) {
+        let fileId = await this.getFileId(options.testDefinitionId);
+        xml = await this.loadFile(fileId);
+      } else {
+        console.warn('Either xml, fileId, testDefinitionId and version, or testDefinitionId is required to render the bpmn');
+      }
+
+      resolve(xml);
+
+    });
+
+  }
+
+  private getFileId(id, version?): Observable<Object> {
+    return new Observable(observer => {
+      this.testDefinition.get(id).subscribe(
+        data => {
+          if (data['bpmnInstances']) {
+            if (version) {
+              let index;
+              for (let i = 0; i < data['bpmnInstances'].length; i++) {
+                if (version == data['bpmnInstances'][i].version) {
+                  index = i;
+                  break;
+                }
+              }
+              if (index) {
+                observer.next(data['bpmnInstances'][index].bpmnFileId);
+              } else {
+                observer.error('No bpmn file');
+              }
+
+            } else {
+              if (data['bpmnInstances'][data['bpmnInstances'].length - 1].bpmnFileId) {
+                observer.next(data['bpmnInstances'][data['bpmnInstances'].length - 1].bpmnFileId);
+              } else {
+                observer.error('No bpmn file');
+              }
+            }
+          } else {
+            observer.error('No bpmn instances');
+          }
+        },
+        err => {
+          observer.error('No test definition found');
+        }
+      )
+    })
+  }
+
+  public loadFile(bpmnFileId) {
+    return new Promise((resolve, reject) => {
+      this.filesTransfer.get(bpmnFileId).subscribe(content => {
+        resolve(new Buffer(content as Buffer).toString());
+      }, err => {
+        reject(err);
+      });
+    });
+  }
+}