Update config, add manual cache unlocking

internal/gitlab/gitlab.go

@@ -31,6 +31,7 @@ type Project struct {
 	AvatarURL         string
 	LastActivityAt    time.Time
 	Readme            string
+	Language          *string
 	gitRepo           *git.Repository
 }
 
@@ -196,12 +197,33 @@ func (c *Client) handleProjects(projects []*gitlab.Project) []*Project {
 			AvatarURL:         project.AvatarURL,
 			LastActivityAt:    *project.LastActivityAt,
 			Readme:            project.ReadmeURL,
+			Language:          c.GetProjectLanguage(project),
 		}
 		pList = append(pList, p)
 	}
 	return pList
 }
 
+// A nil return indicates an API error or GitLab doesn't know what
+// language the project uses.
+func (c *Client) GetProjectLanguage(project *gitlab.Project) *string {
+	l, _, e := c.gitlab.Projects.GetProjectLanguages(project.ID, gitlab.WithContext(c.Ctx))
+	if e != nil {
+		pterm.Error.Printfln("Failed requesting project languages: %s", e.Error())
+		return nil
+	}
+
+	var mainLang *string
+	var mostUsed float32
+	for name, p := range *l {
+		if p > mostUsed {
+			mainLang = &name
+		}
+	}
+
+	return mainLang
+}
+
 func NewGitlabClient(ctx context.Context, host, token string) (*Client, error) {
 	client, err := gitlab.NewClient(token, gitlab.WithBaseURL(host))
 	if err != nil {