package dto

import (
	"errors"

	"github.com/gin-gonic/gin/binding"
	"github.com/pocket-id/pocket-id/backend/internal/utils"
)

type UserDto struct {
	ID           string           `json:"id"`
	Username     string           `json:"username"`
	Email        *string          `json:"email" `
	FirstName    string           `json:"firstName"`
	LastName     *string          `json:"lastName"`
	DisplayName  string           `json:"displayName"`
	IsAdmin      bool             `json:"isAdmin"`
	Locale       *string          `json:"locale"`
	CustomClaims []CustomClaimDto `json:"customClaims"`
	UserGroups   []UserGroupDto   `json:"userGroups"`
	LdapID       *string          `json:"ldapId"`
	Disabled     bool             `json:"disabled"`
}

type UserCreateDto struct {
	Username    string  `json:"username" binding:"required,username,min=2,max=50" unorm:"nfc"`
	Email       *string `json:"email" binding:"omitempty,email" unorm:"nfc"`
	FirstName   string  `json:"firstName" binding:"required,min=1,max=50" unorm:"nfc"`
	LastName    string  `json:"lastName" binding:"max=50" unorm:"nfc"`
	DisplayName string  `json:"displayName" binding:"required,min=1,max=100" unorm:"nfc"`
	IsAdmin     bool    `json:"isAdmin"`
	Locale      *string `json:"locale"`
	Disabled    bool    `json:"disabled"`
	LdapID      string  `json:"-"`
}

func (u UserCreateDto) Validate() error {
	e, ok := binding.Validator.Engine().(interface {
		Struct(s any) error
	})
	if !ok {
		return errors.New("validator does not implement the expected interface")
	}

	return e.Struct(u)
}

type OneTimeAccessTokenCreateDto struct {
	UserID string             `json:"userId"`
	TTL    utils.JSONDuration `json:"ttl" binding:"ttl"`
}

type OneTimeAccessEmailAsUnauthenticatedUserDto struct {
	Email        string `json:"email" binding:"required,email" unorm:"nfc"`
	RedirectPath string `json:"redirectPath"`
}

type OneTimeAccessEmailAsAdminDto struct {
	TTL utils.JSONDuration `json:"ttl" binding:"ttl"`
}

type UserUpdateUserGroupDto struct {
	UserGroupIds []string `json:"userGroupIds" binding:"required"`
}

type SignUpDto struct {
	Username  string  `json:"username" binding:"required,username,min=2,max=50" unorm:"nfc"`
	Email     *string `json:"email" binding:"omitempty,email" unorm:"nfc"`
	FirstName string  `json:"firstName" binding:"required,min=1,max=50" unorm:"nfc"`
	LastName  string  `json:"lastName" binding:"max=50" unorm:"nfc"`
	Token     string  `json:"token"`
}