package base

import (
	"reflect"

	"github.com/samber/lo"

	"git.fsdpf.net/go/contracts"
)

type user struct {
	id       int64
	uuid     string
	username string
	nickname string
	platform string
	roles    []string
}

func (this user) ID() int64 {
	return this.id
}

func (this user) Uuid() string {
	return this.uuid
}

func (this user) Username() string {
	return this.username
}

func (this user) Nickname() string {
	return this.nickname
}

func (this user) GetUserInfo() map[string]any {
	return nil
}

func (this user) Roles() (roles []string) {
	return this.roles
}

func (this user) HasUserRoles(roles ...string) bool {
	return lo.Contains(this.Roles(), "ffffffff-ffff-ffff-ffff-ffffffffffff") || len(lo.Intersect(this.Roles(), roles)) > 0
}

func (this user) IsAnonymous() bool {
	return reflect.DeepEqual(this.Roles(), []string{"00000000-0000-0000-0000-000000000000"})
}

func (this user) Platform() string {
	if this.platform == "" {
		return "unknown"
	}
	return this.platform
}

// 获取匿名用户
func GetAnonymous() contracts.User {
	return user{
		id:       0,
		uuid:     "00000000-0000-0000-0000-000000000000",
		username: "anonymous",
		nickname: "匿名者",
		roles:    []string{"00000000-0000-0000-0000-000000000000"},
		platform: "unknown",
	}
}

// 系统用户
func GetSystemUser() contracts.User {
	return user{
		id:       -1,
		uuid:     "ffffffff-ffff-ffff-ffff-ffffffffffff",
		username: "system",
		nickname: "系统",
		roles:    []string{"ffffffff-ffff-ffff-ffff-ffffffffffff"},
		platform: "unknown",
	}
}