package ssh

import (
	"errors"

	"github.com/Neur0toxine/sshpoke/internal/server/driver/ssh/types"
	"github.com/Neur0toxine/sshpoke/internal/server/driver/util"
)

type Params struct {
	Address            string           `mapstructure:"address" validate:"required"`
	HostKeys           string           `mapstructure:"host_keys"`
	DefaultHost        *string          `mapstructure:"default_host,omitempty"`
	ForwardPort        uint16           `mapstructure:"forward_port"`
	Auth               types.Auth       `mapstructure:"auth"`
	KeepAlive          types.KeepAlive  `mapstructure:"keepalive"`
	DomainExtractRegex string           `mapstructure:"domain_extract_regex" validate:"validregexp"`
	Mode               types.DomainMode `mapstructure:"mode" validate:"required,oneof=single multi"`
	FakeRemoteHost     bool             `mapstructure:"fake_remote_host"`
	NoPTY              bool             `mapstructure:"nopty"`
	Shell              bool             `mapstructure:"shell"`
	Commands           types.Commands   `mapstructure:"commands"`
}

func (p *Params) Validate() error {
	if err := util.Validator.Struct(p); err != nil {
		return err
	}
	if p.NoPTY && (len(p.Commands.OnConnect) > 0 || len(p.Commands.OnDisconnect) > 0) {
		return errors.New("commands aren't available without PTY (nopty = true)")
	}
	return p.Auth.Validate()
}