helper.go

package cmdUser

import (
	"regexp"
	"strings"
	"encoding/json"
	"nexus-client/cmd"
	u "nexus-client/utils"
	g "nexus-client/globals"
	"github.com/go-resty/resty/v2"
)

// Make sure these types MATCH their counterparts in nexus-server codebase!
type (
	Capabilities map[string]int

	User struct {
		Email string           `json:"email"     validate:"required,email"`
		FirstName string       `json:"firstname" validate:"required,min=2,max=32"`
		LastName string        `json:"lastname"  validate:"required,min=2,max=32"`
		Pwd string             `json:"pwd"       validate:"required,min=8"`
		Caps Capabilities      `json:"caps"      validate:"required"`
	}
)

// Converts a User structure into a pretty string.
func (user *User)String() string {
	output, err := json.MarshalIndent(user, "", "    ")
    if err != nil {
        return err.Error()
    }

	return string(output)
}

func printRegexUsage(c cmd.Command) {
	for _, desc := range c.GetDesc() {
		u.PrintlnErr(desc)
	}
	u.PrintlnErr("―――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――")
	u.PrintlnErr("USAGE: ",c.GetName()," [regex ...]")
	u.PrintlnErr("―――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――")
}

func printRegexUsageDetails() {
	const usage string = `Only users matching the specified regexes will be listed.
Any number of regexes can be specified.
The regex matches the user email, first name and last name and is case-insensitive.
Regex examples:
"."   -> matches any users
"bla" -> matches any users containing "bla"`
	u.PrintlnErr(usage)
}

// Prints a list of filtered users for a given route.
// The filter is based on regexes.
// Remark: the regex matches the user email, first name and last name and is case-insensitive.
// Regular expression examples:
//   ""    -> matches everything
//   "."   -> matches everything
//   "bla" -> matches any user containing "bla"
func printFilteredUsers(c cmd.Command, args []string, route string) int {
	if len(args) < 1 {
		c.PrintUsage()
		return 1
	}

	// Helper function to remove an element from a string array at a given index
	removeArgAtIndex := func (slice []string, index int) []string {
		return append(slice[:index], slice[index+1:]...)