[Strategy] Added Gunner/Strategy

src/strategy/index.js

@@ -0,0 +1,68 @@
+const Promise = require('bluebird');
+const requireDeep = require('../util/requireDeep');
+
+class Strategy {
+
+	/**
+	 * @param {string} name name for the Strategy
+	 * @param {Array<Function>} resources array of resource creators
+	 * @param {Function} compiler spec compiler for this Strategy
+	 * @param {Object} runTimeOptions options to use when running Gunner
+	 */
+	constructor (name, resources, compiler, runTimeOptions) {
+		this.name = name;
+		this.__resourceCreators = resources;
+		this.__runTimeOptions = runTimeOptions;
+		this.compiler = compiler;
+
+		this.__gunnerInstances = [];
+		this.resources = {};
+		this.specs = [];
+	}
+
+	/**
+	 * Creates a single resource
+	 * @param {string} name
+	 * @param {Object} resource
+	 */
+	createResource (name, resource) {
+		return this.__resourceCreators[name](resource);
+	}
+
+	/**
+	 * Fetches all specs that match provided options
+	 * @param {Object} options
+	 * @param {string} options.plans
+	 * @param {Array<string>=} options.exclude
+	 * @param {string|Array<string>=} options.pattern
+	 */
+	fetchSpecs (options) {
+		this.__gunnerInstances =
+			Promise.map(
+				requireDeep(options),
+				this.compiler(this),
+			);
+		return this;
+	}
+
+	/**
+	 * Adds a single spec to the strategy instance
+	 * @param {Object} spec spec to add
+	 */
+	addSpec (spec) {
+		this.__gunnerInstances.push(this.compiler(this)(spec));
+		return this;
+	}
+
+	/**
+	 * Starts running the gunner instances with the given options
+	 * @param {Object=} options
+	 */
+	run (options) {
+		return Promise.map(this.__gunnerInstances, instance =>
+			instance.run(options || this.__runTimeOptions));
+	}
+
+}
+
+module.exports = Strategy;