lib/eac_launcher/context.rb in eac_launcher-0.1.4 vs lib/eac_launcher/context.rb in eac_launcher-0.1.5

@@ -1,36 +1,52 @@
 module EacLauncher
   class Context
     include ::Eac::SimpleCache
 
+    DEFAULT_PROJECTS_ROOT = '.'.freeze
+    DEFAULT_SETTINGS_FILE = ::File.join(ENV['HOME'], '.config', 'eac_launcher', 'settings.yml')
+    DEFAULT_CACHE_ROOT = ::File.join(ENV['HOME'], '.cache', 'eac_launcher')
+
     class << self
+      attr_writer :current
+
       def current
-        default
+        @current ||= default
       end
 
       def default
-        @default ||= Context.new(
-          ENV['EAC_LAUNCHER_PROJECTS_ROOT'] || '.',
-          ENV['EAC_LAUNCHER_SETTINGS_FILE'] ||
-            ::File.join(ENV['HOME'], '.config', 'eac_launcher', 'settings.yml')
-        )
+        @default ||= Context.new
       end
     end
 
-    attr_reader :root, :settings
+    attr_reader :root, :settings, :cache_root
     attr_accessor :publish_options
 
-    def initialize(projects_root, settings_file)
-      @root = ::EacLauncher::Instances::Base.new(projects_root, nil)
-      @settings = ::EacLauncher::Context::Settings.new(settings_file)
+    def initialize(options = {})
+      @options = options.with_indifferent_access
+      @root = ::EacLauncher::Instances::Base.new(build_option(:projects_root), nil)
+      @settings = ::EacLauncher::Context::Settings.new(build_option(:settings_file))
+      @cache_root = build_option(:cache_root)
       @publish_options = { new: false, confirm: false, stereotype: nil }
     end
 
-    def cache_root
-      File.join(ENV['HOME'], '.cache', 'cli-utils', 'dev')
+    def instance(to_root_path)
+      instances.find { |i| i.to_root_path == to_root_path }
     end
 
     private
+
+    def build_option(key)
+      @options[key] || env_option(key) || default_option(key)
+    end
+
+    def env_option(key)
+      ENV["EAC_LAUNCHER_#{key}".underscore.upcase]
+    end
+
+    def default_option(key)
+      self.class.const_get("DEFAULT_#{key}".underscore.upcase)
+    end
 
     def projects_uncached
       r = {}
       instances.each do |i|
         r[i.basename] ||= []