adding --suggestions flag to starterkit command

Author: dmolsen

src/PatternLab/Console/Commands/StarterKitCommand.php

@@ -14,6 +14,8 @@
 use \PatternLab\Console;
 use \PatternLab\Console\Command;
 use \PatternLab\Fetch;
+use \PatternLab\InstallerUtil;
+use \PatternLab\JSON;
 use \PatternLab\Timer;
 
 class StarterKitCommand extends Command {
@@ -27,32 +29,103 @@ public function __construct() {
 		Console::setCommand($this->command,"Initialize or fetch a specific StarterKit","The StarterKit command downloads StarterKits.","k");
 		Console::setCommandOption($this->command,"init","Initialize with a blank StarterKit based on the active PatternEngine.","To initialize your project with a base StarterKit:","i");
 		Console::setCommandOption($this->command,"install:","Fetch a specific StarterKit from GitHub.","To fetch a StarterKit from GitHub:","j:","<starterkit-name>");
+		Console::setCommandOption($this->command,"suggestions","Show suggested StarterKits for this Edition. Offer install prompt.","To show suggested StarterKits for this Edition:");
 
 	}
 
 	public function run() {
 
 		// find the value given to the command
-		$init       = Console::findCommandOption("i|init");
-		$starterkit = Console::findCommandOptionValue("f|install");
+		$init        = Console::findCommandOption("i|init");
+		$starterkit  = Console::findCommandOptionValue("f|install");
+		$suggestions = Console::findCommandOption("suggestions");
 
+		if ($suggestions) {
+			
+			$this->starterKitSuggestions();
+			
+		} else if ($init || $starterkit) {
+			
+			$this->starterKitInstall($starterkit, $init);
+			
+		} else {
+			
+			Console::writeHelpCommand($this->command);
+			
+		}
+		
+	}
+	
+	protected function starterKitInstall($starterkit, $init) {
+		
+		// set-up the base starterkit
 		if ($init) {
 			$patternEngine = Config::getOption("patternExtension");
 			$starterkit    = "pattern-lab/starterkit-".$patternEngine."-base";
 		}
 
-		if ($starterkit) {
+		// download the starterkit
+		$f = new Fetch();
+		$f->fetchStarterKit($starterkit);
+		
+	}
+	
+	protected function starterKitSuggestions() {
+		
+		Console::writeLine("");
+		
+		$composerPath = Config::getOption("baseDir")."/composer.json";
+		if (file_exists($composerPath)) {
+			
+			$json = file_get_contents($composerPath);
+			$data = json_decode($json,true);
+			if ($jsonErrorMessage = JSON::hasError()) {
+				JSON::lastErrorMsg(Console::getHumanReadablePath($oldStyleAnnotationsPath),$jsonErrorMessage,$data);
+			}
 
-			// download the starterkit
-			$f = new Fetch();
-			$f->fetchStarterKit($starterkit);
+			if (isset($data["extra"]) && isset($data["extra"]["patternlab"]) && isset($data["extra"]["patternlab"]["starterKitSuggestions"])) {
+				
+				$starterKitSuggestions = $data["extra"]["patternlab"]["starterKitSuggestions"];
+				
+				Console::writeInfo("suggested starterkits that work with this edition:", false, true);
+				foreach ($starterKitSuggestions as $i => $suggestion) {
+					$num = $i + 1;
+					Console::writeLine($num.": ".$suggestion, true);
+				}
+				
+				// hack around installer util feature in Console::promptInput
+				InstallerUtil::$isInteractive = true;
+				
+				// prompt for input on the suggestions
+				Console::writeLine("");
+				
+				$prompt  = "choose an option or hit return to cancel:";
+				$options = "(ex. 1)";
+				$input   = Console::promptInput($prompt,$options,"1");
+				$result  = (int)$input - 1;
+				
+				if (isset($starterKitSuggestions[$result])) {
+					
+					Console::writeLine("");
+					$f = new Fetch();
+					$result = $f->fetchStarterKit($starterKitSuggestions[$result]);
+					
+				}
+				
+			} else {
+				
+				Console::writeWarning("this edition has no starterkits to suggested...", false, true);
+				
+			}
 
 		} else {
 
-			Console::writeHelpCommand($this->command);
+			Console::writeError("can't find composer.json to get suggestions...", false, true);
 
 		}
 
+		
+		
 	}
 
 }