Verifying mezzurite frameowrk dependency and then finding tracked and untracked components (#3)

* Added the changes for verifying mezzurite frameowrk dependency and then finding tracked and untracked components for mezzurite-angular-version1

* Updated the comments for getMisc() menthod in landingpage.ts

src/execute-mezzurite-framework-rules.ts

@@ -0,0 +1,31 @@
+import {ExtensionConstants} from './extension-constants';
+import {MezzuriteAngularV1} from './mezzurite-angular-version1';
+
+export class ExecuteMezzuriteFrameworkRules {
+    private frameworkName: string;
+    private frameworkversion: number;
+  
+    constructor(name: string, health: number) {
+      this.frameworkName = name;
+      this.frameworkversion = health;
+    }
+  
+    async executeRules() {
+        let mezzuriteFramework: any;
+        switch(this.frameworkName){
+            case ExtensionConstants.mezzuriteAngularJs:
+            break;
+            case ExtensionConstants.mezzuriteAngular:
+                mezzuriteFramework = new MezzuriteAngularV1();
+            break;
+            case ExtensionConstants.mezzuriteReact:
+            break;
+            default: console.log('Mezzurite framework name '+ this.frameworkName + ' or version '+ this.frameworkversion +' is invalid!');
+        }
+        return await mezzuriteFramework.executeFrameworkSpecificRules();
+    }
+  }
+  
+  export function ValidateRules(name: string, version: number) {
+    return new ExecuteMezzuriteFrameworkRules(name, version);
+  }

src/extension-constants.ts

@@ -1,12 +1,22 @@
 
 const ExtensionConstants = {
+        
+     mezzuritePath : '/node_modules/@microsoft/',
+     mezzuriteDirectories : ["mezzurite-angular", "mezzurite-react", "mezzurite-angularjs"], 
+     mezzuriteFrameworks : ["@microsoft/mezzurite-angular", "@microsoft/mezzurite-react", "@microsoft/mezzurite-angularjs"],
+     pathForAppsPackageJson : "**/package.json",
+     pathForNodeModules : "**/node_modules/**",
      titleForWelcomePage : "Mezzurite Extension",
      placeholderForStyleTag : "##StyleLink##",
      webviewStyleName : "style.css",
      webviewHtmlFileName : "landingPage.html",
      clientFolderName : "client",
      validateMezzuriteCommand : "extension.validateMezzurite",
-     displayLandingPageCommand : "extension.displayLandingPage"
+     displayLandingPageCommand : "extension.displayLandingPage",
+
+     mezzuriteAngularJs:"@microsoft/mezzurite-angularjs",
+     mezzuriteAngular:"@microsoft/mezzurite-angular",
+     mezzuriteReact:"@microsoft/mezzurite-react",
 }
 
 export { ExtensionConstants };

src/extension.ts

@@ -2,6 +2,8 @@
 import * as vscode from 'vscode';
 import { window, commands} from 'vscode';
 import {LandingPage} from './landing-page';
+import {MezzuriteDependency} from './verify-mezzurite-dependency';
+import {ExecuteMezzuriteFrameworkRules} from './execute-mezzurite-framework-rules';
 import {ExtensionConstants} from './extension-constants';
 
 // this method is called when your extension is activated
@@ -14,9 +16,12 @@ export async function activate(context: vscode.ExtensionContext) {
 
     // Check if mezzurite dependency is found or not
     // This will be done by parsing the application's package.json file or searching for mezzuite-framework in node_modules folder
-    var mezzuriteFound = mezzuriteExtension.verifyMezzurite();
-    if(mezzuriteFound){
+    var mezzuriteDependency: any = await mezzuriteExtension.verifyMezzurite();
+    if(mezzuriteDependency){
         mezzuriteExtension.displayLandingPage(context);
+        let validateMezzuriteFramework = new ExecuteMezzuriteFrameworkRules(mezzuriteDependency.name, mezzuriteDependency.version);
+        let ruleResults = await validateMezzuriteFramework.executeRules();
+        console.log(ruleResults);
     }
 
     // Command for validate mezzurite on current workspace
@@ -62,9 +67,8 @@ class MezzuriteExtension{
      *
      * @return true if found
      */
-    public verifyMezzurite(){
-        // This is just to test the base extension
-        console.log('Mezzurite framework found!');
-        return true;
+    public async verifyMezzurite(){
+        let mezzuriteDependency = new MezzuriteDependency();
+        return await mezzuriteDependency.verifyMezzuriteDependency();
     }
 }

src/landing-page.ts

@@ -74,7 +74,7 @@ export class LandingPage {
      * Returns the absolute path to a file located in our misc folder.
      *
      * @param file: The base file name.
-     * @param asResource: a boolean flag to know whether its html or css file and to add the vscode-resource scheme.
+     * @param asResource: a boolean flag to know whether its html or css file and to add the 'vscode-resource' scheme.
      *                    vscode-resource: loads a resource at a given absolute path from the disk.
      */
     public getMiscPath(file: string, asResource: boolean): string {

src/mezzurite-angular-version1.ts

@@ -0,0 +1,114 @@
+import {workspace} from 'vscode';
+import ts = require('typescript');
+import 'reflect-metadata';
+import {MezzuriteUtils} from './mezzurite-utils';
+
+export class MezzuriteAngularV1{
+
+    constructor(){
+
+    }
+
+    async executeFrameworkSpecificRules(){
+        // Read the .js and .ts files from the work space
+        // Get the contents
+        // Look for @Component keyword
+        // If found, get that object
+        // Check property templateUrl and template
+        // If templateUrl found store that file name as html
+        // If template found, mark that as component and check for mezzurite and component title in that html string
+        let files: any = await MezzuriteUtils.searchWorkspace(workspace, "**/*.ts", "**/node_modules/**");
+        let data: string;
+        let htmlFiles: any = [];
+        let output : any = [];
+        for(const index in files){
+            data = MezzuriteUtils.readFileFromWorkspace(files[index].fsPath, 'utf8');
+            if(data.indexOf('@NgModule') > -1){
+                console.log("This is a angular module:-"+ files[index].fsPath);
+                console.log("You should have import and router.start() here");
+            }
+            if(data.indexOf('@Component') > -1){
+                
+                let outputObject: any = {
+                    componentName: "",
+                    filePath: "",
+                    status: "Unmarked",
+                    template: ""
+                };
+                // Add the file path
+                outputObject.filePath = files[index].fsPath;
+
+                const parsedData = ts.createSourceFile(files[index].fsPath, data, ts.ScriptTarget.Latest, true);
+                var componentFound = false;
+
+                for(var i = 0;i < parsedData.statements.length; i++){
+                    var nodeObj: any  = ts.getParseTreeNode(parsedData.statements[i]);
+                    if(nodeObj.decorators && ts.isDecorator(nodeObj.decorators[0])){
+                        // Add the componentName
+                        outputObject.componentName = nodeObj.name.text;
+
+                        // Get the decorator properties
+                        var expObj = ts.getParseTreeNode(nodeObj.decorators[0].expression);
+                        if(expObj.expression.text !== "Component"){
+                            continue;
+                        }
+
+                        var properties;
+                        if(expObj && expObj.arguments){
+                            properties = ts.getParseTreeNode(expObj.arguments[0]).properties;
+                            componentFound = true;
+                        }
+                        
+                        for(var j = 0; j < properties.length; j++){
+                            var element = properties[j];
+                            if(element.name.text === "templateUrl"){
+                                htmlFiles.push(element.initializer.text);
+                                outputObject.template = element.initializer.text;
+                                if(element.initializer.text !== ""){
+                                   var found = await MezzuriteAngularV1.parseHTMLFile(element.initializer.text);
+                                   if(found){
+                                        outputObject.status = "Marked";
+                                   }
+                                }
+                            }
+                            if(element.name.text === "template"){
+                                outputObject.template = "Html template provided";
+                                if(MezzuriteAngularV1.verifyComponentMarking(element.initializer.text)){
+                                    outputObject.status = "Marked";
+                                }
+                            }
+                        };
+                    }
+                }
+                
+                if(componentFound){
+                    output.push(outputObject);
+                }
+            }
+            
+        }
+
+        // Display output
+        for(var component = 0;component < output.length; component++){
+            console.log(output[component]);
+        }
+    }
+
+    static async parseHTMLFile(filePath: string){
+        var lastIndex = filePath.lastIndexOf('/') > -1? filePath.lastIndexOf('/') : filePath.lastIndexOf('\\');
+        var includePattern = "**/" + filePath.substring(lastIndex + 1, filePath.length);
+
+        // Get the html file and parse its contents for mezzurite markings
+        let files: any = await MezzuriteUtils.searchWorkspace(workspace,  includePattern, "**/node_modules/**");
+        var templateString = MezzuriteUtils.readFileFromWorkspace(files[0].fsPath, 'utf8');
+        
+        return MezzuriteAngularV1.verifyComponentMarking(templateString);
+    }
+
+    static verifyComponentMarking(htmlString: string){
+        if(htmlString.indexOf('mezzurite') > -1 && htmlString.indexOf('component-title')> -1){
+            return true;
+        }
+        return false;
+    }
+}

src/mezzurite-utils.ts

@@ -0,0 +1,45 @@
+import * as fs from "fs";
+
+export class MezzuriteUtils {
+
+    constructor(
+    ) { }
+
+    /**
+     * This method search for Mezzurite-framework dependency in node_modules/mezzurite-framework's Package.json file
+     * @param workspace is the current workspace in the vs code editor
+     * @param includePatterns is the path pattern which needs to searched
+     * @param excludePattern is the path pattern which should be excluded from search
+     * @return Return the arrays of files found in the current workspace
+     */
+    static async searchWorkspace(workspace: any, includePatterns: any, excludePattern: any){
+        try{
+            return await workspace.findFiles(includePatterns, excludePattern);
+        }catch(err){
+            console.log(err);
+            throw err;
+        }
+    }
+
+    /**
+     * This method reads file contents, provided the filePath
+     * @param filePath is the path to the file
+     * @param encodingType is the character encoding type
+     * @return Returns the file contents
+     */
+    static readFileFromWorkspace(filePath: string, encodingType: string){
+        let data: any;
+        try{
+            data = fs.readFileSync(filePath, encodingType);
+        }
+        catch(err)
+        {
+            if (err){
+                console.log('File not found at the following path:-' + filePath);
+                throw err;
+            } 
+        }
+        return data;
+    }
+
+}

src/verify-mezzurite-dependency.ts

@@ -0,0 +1,151 @@
+import {window, workspace} from 'vscode';
+import * as fs from "fs";
+import {ExtensionConstants} from './extension-constants';
+import {MezzuriteUtils} from './mezzurite-utils';
+
+export class MezzuriteDependency {
+
+    constructor(
+    ) { }
+
+    /**
+     * This method verifies whether Mezzurite-framework dependency is present in the current workspace or not.
+     * @return If found, returns the mezzurite framework name and version in an object, otherwise, undefined.
+     */
+    public async verifyMezzuriteDependency(){
+        // Parse application's package.json file
+        var dependencyFound= await MezzuriteDependency.searchInPackageJsonFile();
+        if(dependencyFound === undefined){
+            // If Mezzurite framework dependency is not found in application's package.json file
+            // then, search into node modules directory for @microsoft/mezzurite-(frameworkName)
+            // frameworkName can be angularjs, angular or react
+            dependencyFound = await MezzuriteDependency.searchNodeDirectory();
+        }
+        return dependencyFound;
+    }
+
+    /**
+     * This method search for Mezzurite-framework dependency in application's Package.json file
+     * @return If found, returns the mezzurite framework name and version in an object, otherwise, undefined.
+     */
+    static async searchInPackageJsonFile(){
+        var packageJsonFile = await MezzuriteUtils.searchWorkspace(workspace, ExtensionConstants.pathForAppsPackageJson, ExtensionConstants.pathForNodeModules);
+        if(packageJsonFile.length < 1){
+            console.log('Applications package.json file not found in the current workspace.');
+            return undefined;
+        }
+        return MezzuriteDependency.parsePackageJsonContents(packageJsonFile);
+    }
+
+    /**
+     * This method is used to parse application's Package.json file
+     * @param packageJsonFile.json file path object
+     * @return Returns the mezzurite framework name and version in an object, otherwise, undefined.
+     */
+    static parsePackageJsonContents(packageJsonFile: any){
+        let mezzuriteDependency: any = undefined;
+
+        // read application's package.json contents
+        let data: any = MezzuriteUtils.readFileFromWorkspace(packageJsonFile[0].fsPath, 'utf8');
+        
+        // Get the package.json Object
+        let packageJsonObj = JSON.parse(data);
+        // Search in dependencies object in package.json file
+        mezzuriteDependency = this.getMezzuriteDependency(packageJsonObj.dependencies);
+
+        if(mezzuriteDependency === undefined){
+
+            // Search in devDependencies object in package.json file
+            mezzuriteDependency = this.getMezzuriteDependency(packageJsonObj.devDependencies);
+
+            if(mezzuriteDependency === undefined){
+                return mezzuriteDependency; // Mezzurite framework dependency is not found in package.json file
+            }
+        }
+
+        window.showInformationMessage('Mezzurite framework configured is '+ mezzuriteDependency.name + ' and version is '+ mezzuriteDependency.version);
+        return mezzuriteDependency;
+    }
+
+    /**
+     * This method is used to parse dependencies and devDependencies Object's in application's Package.json file
+     * @param dependancyObject is the dependency object from package.json file
+     * @return Returns the mezzurite framework name and version in an object, otherwise, undefined.
+     */
+    static getMezzuriteDependency(dependancyObject: any){
+        let mezzuriteDependency: any = undefined;
+        for(var dependency in dependancyObject){
+            // if there's a match with any of our framework
+            if(ExtensionConstants.mezzuriteFrameworks.indexOf(dependency) > -1){
+                mezzuriteDependency = this.getDependencyDetails(dependency, dependancyObject[dependency]);
+                break;
+            }
+        }
+        
+        return mezzuriteDependency;
+    }
+
+    /**
+     * This method is used to create mezzurite framework name and version object
+     * @param dependencyName is the mezzurite framework name
+     * @param dependencyVersion is the mezzurite framework version
+     * @return Returns the object
+     */
+    static getDependencyDetails(dependencyName: string, dependencyVersion: number){
+        return {
+            name: dependencyName,
+            version: dependencyVersion
+        };
+    }
+    
+    /**
+     * This method search for Mezzurite-framework dependency in node_modules directory
+     * @return If found, returns the mezzurite framework name and version in an object, otherwise, undefined.
+     */
+    static async searchNodeDirectory(){
+        var mezzuriteLibs;
+        var mezzuFrameworkName: any = undefined;
+
+        try{
+            // Get all the folders in nodemodules/@microsoft directory
+            mezzuriteLibs = fs.readdirSync(workspace.rootPath + ExtensionConstants.mezzuritePath);
+        }catch(err){
+            console.log('Mezzurite frameworks directory not found');
+            throw err;
+        }
+
+        // Search if mezzurite framework's folder exists or not
+        if(mezzuriteLibs.length > 0){
+            for(var lib in mezzuriteLibs){
+                if(ExtensionConstants.mezzuriteDirectories.indexOf(mezzuriteLibs[lib]) > -1){
+                    mezzuFrameworkName = mezzuriteLibs[lib];
+                    break;
+                }
+            }
+        }
+
+        // If mezzurite dependency found, then get the mezzurite-frameworkName and version
+        if(mezzuFrameworkName !== undefined){
+
+            var mzzFrameworksPackageJsonPath = '**'+ ExtensionConstants.mezzuritePath + mezzuFrameworkName +'/package.json';
+
+            // If mezzurite framework found inside node modules directory 
+            // then, parse mezzurite framework's package.json file and get the version
+            // This will help to identify the which version of mezzurite-frameworkName is used by the application
+            // It can be:- 1. angularjs, 2. angular (version = 1.0.x for Angular 2-5 and version = 2.0.x for Angular 6) or 3. react
+            let files: any = await MezzuriteUtils.searchWorkspace(workspace, mzzFrameworksPackageJsonPath, '');
+
+            // read framework's package.json contents
+            let data: any = MezzuriteUtils.readFileFromWorkspace(files[0].fsPath, 'utf8');
+
+            let obj = JSON.parse(data);
+
+            // @TODO:Shud be removed before final checkin
+            window.showInformationMessage('Mezzurite framework configured is '+ obj.name + ' and version is '+ obj.version);
+            return this.getDependencyDetails(obj.name, obj.version);
+        }
+
+        return undefined;
+    }
+
+}