Simplify the inclusion of the Common config settings into each module

Signed-off-by: Chris Cummer <chriscummer@me.com>

modules/digitalocean/display.go

@@ -20,7 +20,7 @@ func (widget *Widget) content() (string, string, bool) {
 		return title, " no columns defined", false
 	}
 
-	str := fmt.Sprintf(" [::b][%s]", widget.settings.common.Colors.Subheading)
+	str := fmt.Sprintf(" [::b][%s]", widget.settings.Colors.Subheading)
 
 	for _, colName := range columnSet {
 		truncName := utils.Truncate(colName, maxColWidth, false)

modules/digitalocean/settings.go

@@ -24,7 +24,7 @@ var defaultColumns = []interface{}{
 
 // Settings defines the configuration properties for this module
 type Settings struct {
-	common *cfg.Common
+	*cfg.Common
 
 	apiKey     string   `help:"Your DigitalOcean API key."`
 	columns    []string `help:"A list of the droplet properties to display."`
@@ -35,7 +35,7 @@ type Settings struct {
 func NewSettingsFromYAML(name string, ymlConfig *config.Config, globalConfig *config.Config) *Settings {
 
 	settings := Settings{
-		common: cfg.NewCommonSettingsFromModule(name, defaultTitle, defaultFocusable, ymlConfig, globalConfig),
+		Common: cfg.NewCommonSettingsFromModule(name, defaultTitle, defaultFocusable, ymlConfig, globalConfig),
 
 		apiKey:     ymlConfig.UString("apiKey", ymlConfig.UString("apikey", os.Getenv("WTF_DIGITALOCEAN_API_KEY"))),
 		columns:    utils.ToStrs(ymlConfig.UList("columns", defaultColumns)),

modules/digitalocean/widget.go

@@ -44,7 +44,7 @@ type Widget struct {
 // NewWidget creates a new instance of a widget
 func NewWidget(app *tview.Application, pages *tview.Pages, settings *Settings) *Widget {
 	widget := Widget{
-		ScrollableWidget: view.NewScrollableWidget(app, pages, settings.common),
+		ScrollableWidget: view.NewScrollableWidget(app, pages, settings.Common),
 
 		app:      app,
 		pages:    pages,