feat: Implement parameters list + more template list columns (#2359)

* feat: Implement parameters list

- Allow more columns on template list

* Hide param list by default for now

cli/parameterslist.go

@@ -0,0 +1,73 @@
+package cli
+
+import (
+	"fmt"
+
+	"github.com/google/uuid"
+	"github.com/spf13/cobra"
+	"golang.org/x/xerrors"
+
+	"github.com/coder/coder/codersdk"
+)
+
+func parameterList() *cobra.Command {
+	var (
+		columns []string
+	)
+	cmd := &cobra.Command{
+		Use:     "list",
+		Aliases: []string{"ls"},
+		Args:    cobra.ExactArgs(2),
+		RunE: func(cmd *cobra.Command, args []string) error {
+			scope, name := args[0], args[1]
+
+			client, err := createClient(cmd)
+			if err != nil {
+				return err
+			}
+
+			organization, err := currentOrganization(cmd, client)
+			if err != nil {
+				return xerrors.Errorf("get current organization: %w", err)
+			}
+
+			var scopeID uuid.UUID
+			switch codersdk.ParameterScope(scope) {
+			case codersdk.ParameterWorkspace:
+				workspace, err := namedWorkspace(cmd, client, name)
+				if err != nil {
+					return err
+				}
+				scopeID = workspace.ID
+			case codersdk.ParameterTemplate:
+				template, err := client.TemplateByName(cmd.Context(), organization.ID, name)
+				if err != nil {
+					return xerrors.Errorf("get workspace template: %w", err)
+				}
+				scopeID = template.ID
+
+			case codersdk.ParameterScopeImportJob, "template_version":
+				scope = string(codersdk.ParameterScopeImportJob)
+				scopeID, err = uuid.Parse(name)
+				if err != nil {
+					return xerrors.Errorf("%q must be a uuid for this scope type", name)
+				}
+			default:
+				return xerrors.Errorf("%q is an unsupported scope, use %v", scope, []codersdk.ParameterScope{
+					codersdk.ParameterWorkspace, codersdk.ParameterTemplate, codersdk.ParameterScopeImportJob,
+				})
+			}
+
+			params, err := client.Parameters(cmd.Context(), codersdk.ParameterScope(scope), scopeID)
+			if err != nil {
+				return xerrors.Errorf("fetch params: %w", err)
+			}
+
+			_, err = fmt.Fprintln(cmd.OutOrStdout(), displayParameters(columns, params...))
+			return err
+		},
+	}
+	cmd.Flags().StringArrayVarP(&columns, "column", "c", []string{"name", "source_scheme", "destination_scheme"},
+		"Specify a column to filter in the table.")
+	return cmd
+}