package client

import (
	"errors"
	"fmt"
	"queryorchestration/internal/database"
	"regexp"
	"strings"

	"github.com/google/uuid"
)

type Client struct {
	ID      uuid.UUID
	Name    string
	CanSync bool
}

func (c *Client) getCanSyncUpdate(n *bool) bool {
	if n == nil {
		return c.CanSync
	}

	return *n
}

func (c *Client) getNameUpdate(n *string) (string, error) {
	if n == nil {
		return c.Name, nil
	}

	return normalizeName(*n)
}

func normalizeName(name string) (string, error) {
	name = strings.TrimSpace(name)

	if name == "" {
		return "", errors.New("name required")
	}

	spacere := regexp.MustCompile(`\s+`)
	name = spacere.ReplaceAllString(name, " ")

	reg := `^[a-zA-Z0-9\_\- ]+$`

	alphanumeric := regexp.MustCompile(reg)
	if !alphanumeric.MatchString(name) {
		return "", fmt.Errorf("name must have regex: %s", reg)
	}

	return name, nil
}

type Service struct {
	db *database.Connection
}

func New(db *database.Connection) *Service {
	return &Service{
		db,
	}
}