add builders and chaining methods for various types and variables for better reusability and readability

internal/service/beads.go

@@ -41,3 +41,13 @@ func (s *BeadsService) AllIssues(ctx context.Context) ([]models.Issue, error) {
 
 	return issues, nil
 }
+
+func (s *BeadsService) DeleteIssues() error {
+
+	var deleteIssues = "DELETE FROM issues;"
+
+	if _, err := s.UnderlyingDB().Exec(deleteIssues); err != nil {
+		return err
+	}
+	return nil
+}

internal/service/config.go

@@ -0,0 +1,34 @@
+package service
+
+type Config struct {
+	RootCmd               string
+	WebAddress            string
+	BeadsDBPath           string
+	IssuePrefix           string
+	StatisticsStoragePath string
+}
+
+func (c Config) WithRootCmd(rootCmd string) Config {
+	c.RootCmd = rootCmd
+	return c
+}
+
+func (c Config) WithWebAddress(webAddress string) Config {
+	c.WebAddress = webAddress
+	return c
+}
+
+func (c Config) WithBeadsDBPath(beadsDBPath string) Config {
+	c.BeadsDBPath = beadsDBPath
+	return c
+}
+
+func (c Config) WithIssuePrefix(issuePrefix string) Config {
+	c.IssuePrefix = issuePrefix
+	return c
+}
+
+func (c Config) WithStatisticsStoragePath(path string) Config {
+	c.StatisticsStoragePath = path
+	return c
+}