Support parsing of Yaml files within Velocity and Jinja Template.

Issue-ID: CCSDK-2770

Signed-off-by: Ahmedeldeeb50 <ahmed.eldeeb.ext@orange.com>
Change-Id: I4ceb105206b8d5ed96c2dc67192223925fee8700

8 files changed, 152 insertions, 9 deletions

diff --git a/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/JinjaXML.ts b/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/JinjaXML.ts
index 7a8042433..cb1359aa0 100644
--- a/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/JinjaXML.ts
+++ b/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/JinjaXML.ts
@@ -1,19 +1,19 @@
 import { Parser } from './Parser';
 
 export class JinjaXMLParser implements Parser {
+    variables: Set<string> = new Set();
     getVariables(fileContent: string): string[] {
-        const variables = [];
         if (fileContent.includes('>[')) {
             const xmlSplit = fileContent.split('>[');
             for (const val of xmlSplit) {
                 const res = val.substring(0, val.indexOf(']</'));
                 if (res && res.length > 0) {
-                    variables.push(res);
+                    this.variables.add(res);
                 }
 
             }
         }
-        return variables;
+        return [...this.variables];
     }
 
 }
diff --git a/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/JinjaYML.ts b/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/JinjaYML.ts
new file mode 100644
index 000000000..11d1ad7f0
--- /dev/null
+++ b/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/JinjaYML.ts
@@ -0,0 +1,31 @@
+import { Parser } from './Parser';
+
+export class JinjaYMLParser implements Parser {
+    variables: Set<string> = new Set();
+    getVariables(fileContent: string): string[] {
+        if (fileContent.includes('{{')) {
+            const xmlSplit = fileContent.split(new RegExp('[{]+[ ]*.[V-v]alues.'));
+            for (const val of xmlSplit) {
+                const res = val.substring(0, val.indexOf('}}'));
+                if (res && res.length > 0) {
+                    this.variables.add(res.trim());
+                }
+
+            }
+        }
+        return [...this.variables];
+    }
+
+}
+
+/*
+vf-module-name: {{ .Values.vpg_name_0 }}
+<?xml version="1.0" encoding="UTF-8"?>
+<configuration xmlns:junos="http://xml.juniper.net/junos/17.4R1/junos">
+<system xmlns="http://yang.juniper.net/junos-qfx/conf/system">
+<host-name operation="delete" />
+<host-name operation="create">[hostname]</host-name>
+</system>
+</configuration>
+
+*/
diff --git a/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/Parser.spec.ts b/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/Parser.spec.ts
index e90377e0c..d9c4c2b4a 100644
--- a/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/Parser.spec.ts
+++ b/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/Parser.spec.ts
@@ -1,7 +1,11 @@
 import { XmlParser } from './XmlParser';
+import { ParserFactory } from './ParserFactory';
+import { FileExtension } from '../TemplateType';
+import { JinjaXMLParser } from './JinjaXML';
 
 fdescribe('ImportsTabComponent', () => {
-    const parser: XmlParser = new XmlParser();
+
+    const parserFactory = new ParserFactory();
 
 
     beforeEach(() => {
@@ -19,10 +23,58 @@ fdescribe('ImportsTabComponent', () => {
         </vdns-instances>
     </vlb-business-vnf-onap-plugin>`;
 
+        const parser = parserFactory.getParser(fileContent, FileExtension.XML);
         const res = parser.getVariables(fileContent);
         console.log(res);
         expect(res.length).toEqual(2);
         expect(res[0]).toEqual('vdns_int_private_ip_0');
         expect(res[1]).toEqual('vdns_onap_private_ip_0');
     });
+
+    it('Test J2 XML Parser', () => {
+        const fileContent = `<?xml version="1.0" encoding="UTF-8"?>
+        <configuration xmlns:junos="http://xml.juniper.net/junos/17.4R1/junos">
+        <system xmlns="http://yang.juniper.net/junos-qfx/conf/system">
+        <host-name operation="delete" />
+        <host-name operation="create">[hostname]</host-name>
+        </system>
+        </configuration>`;
+
+        const parser = parserFactory.getParser(fileContent, FileExtension.Jinja);
+        const res = parser.getVariables(fileContent);
+        console.log(typeof (res));
+        console.log(res);
+        expect(res.length).toEqual(1);
+        expect(res[0]).toEqual('hostname');
+
+    });
+
+    it('Test J2 YML Parser', () => {
+        const fileContent = `apiVersion: v1
+        kind: Service
+        metadata:
+        name: {{ .Values.vpg_name_0 }}-ssh
+        labels:
+        vnf-name: {{ .Values.vnf_name }}
+        vf-module-name: {{ .Values.vpg_name_0 }}
+        release: {{ .Release.Name }}
+        chart: {{ .Chart.Name }}
+        spec:
+        type: NodePort
+        ports:
+        port: 22
+        nodePort: \${vpg-management-port}
+        selector:
+        vf-module-name: {{ .Values.vpg_name_0 }}
+        release: {{ .Release.Name }}
+        chart: {{ .Chart.Name }}`;
+
+        const parser = parserFactory.getParser(fileContent, FileExtension.Jinja);
+        const res = parser.getVariables(fileContent);
+        console.log(res);
+        expect(res.length).toEqual(2);
+        expect(res[0]).toEqual('vpg_name_0');
+        expect(res[1]).toEqual('vnf_name');
+
+    });
 });
diff --git a/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/Parser.ts b/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/Parser.ts
index 495c64307..f189a84ca 100644
--- a/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/Parser.ts
+++ b/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/Parser.ts
@@ -1,3 +1,4 @@
 export interface Parser {
+    variables: Set<string>;
     getVariables(fileContent: string): string[];
 }
diff --git a/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/ParserFactory.ts b/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/ParserFactory.ts
index 6cc62758e..d8607c764 100644
--- a/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/ParserFactory.ts
+++ b/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/ParserFactory.ts
@@ -4,22 +4,35 @@ import { Parser } from './Parser';
 import { VtlParser } from './VtlParser';
 import { FileExtension } from '../TemplateType';
 import { JinjaXMLParser } from './JinjaXML';
+import { VtlYMLParser } from './VtlYMLParser';
+import { JinjaYMLParser } from './JinjaYML';
 
 export class ParserFactory {
 
     getParser(fileContent: string, fileExtension: string): Parser {
         let parser: Parser;
         console.log('file extension =' + fileExtension);
+
         if (fileExtension === FileExtension.Velocity) {
+
             if (this.isXML(fileContent)) {
                 parser = new XmlParser();
-            } else {
+            } else if (this.isJSON(fileContent)) {
                 parser = new VtlParser();
+            } else {
+                parser = new VtlYMLParser();
             }
+
         } else if (fileExtension === FileExtension.Jinja) {
+
             if (this.isXML(fileContent)) {
                 parser = new JinjaXMLParser();
+            } else if (this.isJSON(fileContent)) {
+                // TODO: implement JSON parser
+            } else {
+                parser = new JinjaYMLParser();
             }
+
         } else if (fileExtension === FileExtension.XML) {
             parser = new XmlParser();
         }
@@ -29,4 +42,13 @@ export class ParserFactory {
     private isXML(fileContent: string): boolean {
         return fileContent.includes('<?xml version="1.0" encoding="UTF-8"?>');
     }
+
+    private isJSON(fileContent: string): boolean {
+        try {
+            JSON.parse(fileContent);
+        } catch (e) {
+            return false;
+        }
+        return true;
+    }
 }
diff --git a/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/VtlParser.ts b/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/VtlParser.ts
index 2b2e17fb9..ca80a297c 100644
--- a/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/VtlParser.ts
+++ b/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/VtlParser.ts
@@ -1,6 +1,7 @@
 import { Parser } from './Parser';
 
 export class VtlParser implements Parser {
+    variables: Set<string> = new Set();
     getVariables(fileContent: string): string[] {
         const variables: string[] = [];
         const stringsSlittedByBraces = fileContent.split('${');
@@ -29,7 +30,8 @@ export class VtlParser implements Parser {
                 }
             }
         }
-        return variables;
+        this.variables = new Set(variables);
+        return [...variables];
     }
 
 }
diff --git a/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/VtlYMLParser.ts b/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/VtlYMLParser.ts
new file mode 100644
index 000000000..4b7d22762
--- /dev/null
+++ b/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/VtlYMLParser.ts
@@ -0,0 +1,35 @@
+import { Parser } from './Parser';
+
+export class VtlYMLParser implements Parser {
+    variables: Set<string> = new Set();
+    getVariables(fileContent: string): string[] {
+        if (fileContent.includes('${')) {
+            const xmlSplit = fileContent.split('${');
+            for (const val of xmlSplit) {
+                const res = val.substring(0, val.indexOf('}'));
+                if (res && res.length > 0) {
+                    this.variables.add(res);
+                }
+
+            }
+        }
+        return [...this.variables];
+    }
+
+}
+
+/*
+
+<vlb-business-vnf-onap-plugin xmlns="urn:opendaylight:params:xml:ns:yang:vlb-business-vnf-onap-plugin">
+    <vdns-instances>
+        <vdns-instance>
+            <ip-addr>$vdns_int_private_ip_0</ip-addr>
+            <oam-ip-addr>$vdns_onap_private_ip_0</oam-ip-addr>
+            <tag>aaaa</tag>
+            <enabled>false</enabled>
+            <tag>dddd</tag>
+        </vdns-instance>
+    </vdns-instances>
+</vlb-business-vnf-onap-plugin>
+
+*/
diff --git a/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/XmlParser.ts b/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/XmlParser.ts
index 5cb9c9f81..69bc8b627 100644
--- a/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/XmlParser.ts
+++ b/cds-ui/designer-client/src/app/modules/feature-modules/packages/package-creation/template-mapping/utils/ParserFactory/XmlParser.ts
@@ -1,17 +1,17 @@
 import { Parser } from './Parser';
 
 export class XmlParser implements Parser {
+    variables: Set<string> = new Set();
     getVariables(fileContent: string): string[] {
-        const variables = [];
         const xmlSplit = fileContent.split('$');
         for (const val of xmlSplit) {
             const res = val.substring(0, val.indexOf('</'));
             if (res && res.length > 0) {
-                variables.push(res);
+                this.variables.add(res);
             }
 
         }
-        return variables;
+        return [...this.variables];
     }
 
 }