package app

import (
	"errors"
	"strconv"
	"strings"
)

var formValidators = map[string]func(values []string, form *Form) error{
	"required": func(values []string, form *Form) error {
		if len(values) == 0 || values[0] == "" {
			return errors.New("This field is required")
		}
		return nil
	},
	"character_name": func(values []string, form *Form) error {
		if len(values) > 0 && values[0] != "" && len(strings.Split(values[0], " ")) != 2 {
			return errors.New("Invalid character name")
		}
		return nil
	},
	"lodestone_url": func(values []string, form *Form) error {
		if len(values) > 0 && values[0] != "" {
			lodestoneID := sanitizeLodestoneID(values[0])
			numberID, err := strconv.ParseInt(lodestoneID, 10, 64)
			if err != nil || numberID == 0 {
				return errors.New("Invalid Lodestone URL")
			}
		}
		return nil
	},
}