refactor(project-data): add getNsConfig private method

Author: KristianDD

lib/project-data.ts

@@ -94,17 +94,13 @@ export class ProjectData implements IProjectData {
 			projectDir = this.projectDir;
 		}
 
-		const configNSFilePath = path.join(projectDir, constants.CONFIG_NS_FILE_NAME);
+		const configNS = this.getNsConfig(projectDir);
 		let absoluteAppResourcesDirPath: string;
 
-		if (this.$fs.exists(configNSFilePath)) {
-			const configNS = this.$fs.readJson(configNSFilePath);
-
-			if (configNS && configNS[constants.CONFIG_NS_APP_RESOURCES_ENTRY]) {
-				const appResourcesDirPath = configNS[constants.CONFIG_NS_APP_RESOURCES_ENTRY];
+		if (configNS && configNS[constants.CONFIG_NS_APP_RESOURCES_ENTRY]) {
+			const appResourcesDirPath = configNS[constants.CONFIG_NS_APP_RESOURCES_ENTRY];
 
-				absoluteAppResourcesDirPath = path.resolve(projectDir, appResourcesDirPath);
-			}
+			absoluteAppResourcesDirPath = path.resolve(projectDir, appResourcesDirPath);
 		}
 
 		return absoluteAppResourcesDirPath || path.join(this.getAppDirectoryPath(projectDir), constants.APP_RESOURCES_FOLDER_NAME);
@@ -115,22 +111,28 @@ export class ProjectData implements IProjectData {
 			projectDir = this.projectDir;
 		}
 
-		const configNSFilePath = path.join(projectDir, constants.CONFIG_NS_FILE_NAME);
+		const configNS = this.getNsConfig(projectDir);
 		let absoluteAppDirPath: string;
 
-		if (this.$fs.exists(configNSFilePath)) {
-			const configNS = this.$fs.readJson(configNSFilePath);
-
-			if (configNS && configNS[constants.CONFIG_NS_APP_ENTRY]) {
-				const appDirPath = configNS[constants.CONFIG_NS_APP_ENTRY];
+		if (configNS && configNS[constants.CONFIG_NS_APP_ENTRY]) {
+			const appDirPath = configNS[constants.CONFIG_NS_APP_ENTRY];
 
-				absoluteAppDirPath = path.resolve(projectDir, appDirPath);
-			}
+			absoluteAppDirPath = path.resolve(projectDir, appDirPath);
 		}
 
 		return absoluteAppDirPath || path.join(projectDir, constants.APP_FOLDER_NAME);
 	}
 
+	private getNsConfig(projectDir: string): Object {
+		const configNSFilePath = path.join(projectDir, constants.CONFIG_NS_FILE_NAME);
+
+		if (!this.$fs.exists(configNSFilePath)) {
+			return null;
+		}
+
+		return this.$fs.readJson(configNSFilePath);
+	}
+
 	private getProjectType(): string {
 		let detectedProjectType = _.find(ProjectData.PROJECT_TYPES, (projectType) => projectType.isDefaultProjectType).type;