package client

import (
	"encoding/json"
	"errors"

	"git.selly.red/Selly-Modules/natsio"
	"git.selly.red/Selly-Modules/natsio/model"
	"git.selly.red/Selly-Modules/natsio/subject"
)

// Product ...
type Product struct{}

// GetProduct ...
func GetProduct() Product {
	return Product{}
}

func (c Product) ApplyRequest(p model.ProductApplyRequestPayload) error {
	msg, err := natsio.GetServer().Request(subject.Product.ApplyRequest, toBytes(p))
	if err != nil {
		return err
	}
	var r struct {
		Error string `json:"error"`
	}
	if err = json.Unmarshal(msg.Data, &r); err != nil {
		return err
	}
	if r.Error != "" {
		return errors.New(r.Error)
	}
	return nil
}

func (c Product) CreateRequestSteps(p model.ProductCreateStepsPayload) error {
	msg, err := natsio.GetServer().Request(subject.Product.CreateRequestStep, toBytes(p))
	if err != nil {
		return err
	}
	var r struct {
		Error string `json:"error"`
	}
	if err = json.Unmarshal(msg.Data, &r); err != nil {
		return err
	}
	if r.Error != "" {
		return errors.New(r.Error)
	}
	return nil
}

func (c Product) ProcessApplyRequest(p model.ProductApplyRequestPayload) error {
	msg, err := natsio.GetServer().Request(subject.Product.ProcessApplyRequest, toBytes(p))
	if err != nil {
		return err
	}
	var r struct {
		Error string `json:"error"`
	}
	if err = json.Unmarshal(msg.Data, &r); err != nil {
		return err
	}
	if r.Error != "" {
		return errors.New(r.Error)
	}
	return nil
}

func (c Product) RequestChangeStatus(p model.ProductRequestChangeStatus) error {
	msg, err := natsio.GetServer().Request(subject.Product.RequestChangeStatus, toBytes(p))
	if err != nil {
		return err
	}
	var r struct {
		Error string `json:"error"`
	}
	if err = json.Unmarshal(msg.Data, &r); err != nil {
		return err
	}
	if r.Error != "" {
		return errors.New(r.Error)
	}
	return nil
}