refactor contexts code

pkg/gui/context/base_context.go

@@ -0,0 +1,67 @@
+package context
+
+import "github.com/jesseduffield/lazygit/pkg/gui/types"
+
+type BaseContext struct {
+	Kind            types.ContextKind
+	Key             types.ContextKey
+	ViewName        string
+	WindowName      string
+	OnGetOptionsMap func() map[string]string
+
+	*ParentContextMgr
+}
+
+func (self *BaseContext) GetOptionsMap() map[string]string {
+	if self.OnGetOptionsMap != nil {
+		return self.OnGetOptionsMap()
+	}
+	return nil
+}
+
+func (self *BaseContext) SetWindowName(windowName string) {
+	self.WindowName = windowName
+}
+
+func (self *BaseContext) GetWindowName() string {
+	windowName := self.WindowName
+
+	if windowName != "" {
+		return windowName
+	}
+
+	// TODO: actually set this for everything so we don't default to the view name
+	return self.ViewName
+}
+
+func (self *BaseContext) GetViewName() string {
+	return self.ViewName
+}
+
+func (self *BaseContext) GetKind() types.ContextKind {
+	return self.Kind
+}
+
+func (self *BaseContext) GetKey() types.ContextKey {
+	return self.Key
+}
+
+type NewBaseContextOpts struct {
+	Kind       types.ContextKind
+	Key        types.ContextKey
+	ViewName   string
+	WindowName string
+
+	OnGetOptionsMap func() map[string]string
+}
+
+func NewBaseContext(opts NewBaseContextOpts) *BaseContext {
+	return &BaseContext{
+		Kind:             opts.Kind,
+		Key:              opts.Key,
+		ViewName:         opts.ViewName,
+		WindowName:       opts.WindowName,
+		OnGetOptionsMap:  opts.OnGetOptionsMap,
+		ParentContextMgr: &ParentContextMgr{},
+	}
+}