finished default parser

src/Application/UseCases/ImportAbcFile.php

@@ -0,0 +1,55 @@
+<?php
+namespace XaiCorp\AbcParser\Application\UseCases;
+
+use Enzyme\Axiom\Atoms\StringAtom;
+use XaiCorp\AbcParser\Domain\Core\TuneCollection;
+use XaiCorp\AbcParser\Domain\Modules\Interpreter\Builder;
+use XaiCorp\AbcParser\Domain\Modules\Interpreter\Context;
+use XaiCorp\AbcParser\Domain\Modules\Interpreter\DefaultInterpreter;
+use XaiCorp\AbcParser\Domain\Modules\Interpreter\Interpreter;
+
+class ImportAbcFile
+{
+    /**
+     * @var Builder
+     */
+    protected $builderTemplate;
+
+    /**
+     * @param Builder|null $builderTemplate
+     */
+    public function __construct(Builder $builderTemplate = null)
+    {
+        $this->builderTemplate = $builderTemplate ?: new Builder();
+    }
+
+    /**
+     * @param string $abc
+     * @return TuneCollection
+     * @throws \Enzyme\Axiom\Exceptions\AtomException
+     */
+    public function import(string $abc) : TuneCollection
+    {
+        $context = new Context(new StringAtom($abc));
+        $parser = $this->getBestParser($context);
+        $result = $parser->execute($context);
+
+        return $result;
+    }
+
+    /**
+     * @param Context $context
+     * @return Interpreter
+     */
+    public function getBestParser(Context $context) : Interpreter
+    {
+        $builder = clone $this->builderTemplate;
+
+        switch($context->getVersion()) {
+            default:
+                $interpreter = new DefaultInterpreter($builder);
+        }
+
+        return $interpreter;
+    }
+}