package lb

import (
	"context"
	"errors"
	"net/http"
	"strings"
)

type FrontendBindRequest struct {
	LBID           uint64 `url:"lbId"`
	FrontendName   string `url:"frontendName"`
	BindingName    string `url:"bindingName"`
	BindingAddress string `url:"bindingAddress,omitempty"`
	BindingPort    uint   `url:"bindingPort,omitempty"`
}

func (lbrq FrontendBindRequest) Validate() error {
	if lbrq.LBID == 0 {
		return errors.New("validation-error: field LBID can not be empty or equal to 0")
	}

	if lbrq.FrontendName == "" {
		return errors.New("validation-error: field FrontendName can not be empty")
	}

	if lbrq.BindingName == "" {
		return errors.New("validation-error: field BindingName can not be empty")
	}

	return nil
}

func (l LB) FrontendBind(ctx context.Context, req FrontendBindRequest) (string, error) {
	err := req.Validate()
	if err != nil {
		return "", err
	}

	url := "/cloudapi/lb/frontendBind"

	res, err := l.client.DecortApiCall(ctx, http.MethodPost, url, req)
	if err != nil {
		return "", err
	}

	return strings.ReplaceAll(string(res), "\"", ""), nil
}