Support two different environment rules for android and iOS

README.md

@@ -16,6 +16,8 @@ it also copies any files you have suffixed with the name of the environemnt for
 
 Once you have a initial `environment-rules.json` file you can change between the environments using `--env.use.ENV_NAME`
 
+You can also create environment file each platform like `environment-rules.android.json` or `environment-rules.ios.json`
+
 for example for ios:
 `tns run ios --env.use.staging`
 
@@ -39,12 +41,12 @@ a basic environment-rules.json file is generated for you it looks like this:
         {
             name: "staging",
             packageId: "org.nativescript.appName.staging",
-            copyRule: "(.*\\.staging\\..*)"
+            copyRules: "(.*\\.staging\\..*)"
         },
         {
             name: "release",
             packageId: "org.nativescript.appName.release",
-            copyRule: "(.*\\.release\\..*)"
+            copyRules: "(.*\\.release\\..*)"
         }
     ]
 }

lib/env-switcher.common.js

@@ -25,7 +25,8 @@ class EnvSwitcherCommon {
         }
     }
     readRules() {
-        const ruleFile = path.join(this.projectData.projectDir, "environment-rules.json");
+
+        const ruleFile = this.getProjectRules();
         if (fs.existsSync(ruleFile)) {
             this.logger.debug("Environment Rules found, reading contents");
             return JSON.parse(fs.readFileSync(ruleFile).toString());
@@ -40,9 +41,12 @@ class EnvSwitcherCommon {
         let dirName = inputFolder.indexOf(this.projectData.$projectHelper.cachedProjectDir) < 0 ? path.join(this.projectData.$projectHelper.cachedProjectDir, inputFolder) : inputFolder;
         const dir = fs.readdirSync(dirName);
         const getNewFilename = function (file) {
+
+            // If file name is separated by mulitple dots then only remove environment name
+            // Like File Name en.default.staging.json
             let fileNameParts = file.split(".");
-            let ext = fileNameParts[fileNameParts.length - 1];
-            let fileName = fileNameParts[0];
+            let ext = fileNameParts[fileNameParts.length - 1]
+            let fileName = fileNameParts.splice(0, fileNameParts.length - 2).join(".");
             return `${fileName}.${ext}`;
         };
         const testForRelease = file => {
@@ -58,7 +62,6 @@ class EnvSwitcherCommon {
                         const newFileName = getNewFilename(file);
                         const newFilePath = path.join(inputFolder, newFileName);
                         if (!this.doesSourceMatchDestination(filePath, newFilePath)) {
-
                             fs.writeFileSync(newFilePath, fileContents);
                         }
                         else {
@@ -116,8 +119,21 @@ class EnvSwitcherCommon {
             throw e;
         }
     }
+
+  // Check if there is different file for different environment other wise return default environment-rules file
+    getProjectRules() {
+        const fileName = "environment-rules." + this.platformData.platformNameLowerCase + ".json";
+        const projectRules = path.join(this.projectData.projectDir, fileName);
+        if (fs.existsSync(projectRules)) {
+            return projectRules;
+        } else {
+            const defaultFileName = "environment-rules.json";
+            return path.join(this.projectData.projectDir, defaultFileName);
+        }
+    }
+
     maybeCreateEnvironmentRules() {
-        const projectRules = path.join(this.projectData.projectDir, 'environment-rules.json');
+        const projectRules = this.getProjectRules();
         if (!fs.existsSync(projectRules)) {
             this.logger.info('Environment Rules file does not exist, creating a basic one now.');
             const environmentRules = {