package server

import (
	"encoding/json"
	"net/http"
	"text/template"
)

// ValidTextTemplateRequest is the request json for validation
type ValidTextTemplateRequest struct {
	Template string `json:"template"`
}

// ValidateTextTemplate will validate the template string
func (s *Service) ValidateTextTemplate(w http.ResponseWriter, r *http.Request) {
	var req ValidTextTemplateRequest
	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
		invalidJSON(w, s.Logger)
		return
	}

	_, err := template.New("test_template").Parse(req.Template)
	if err != nil {
		Error(w, http.StatusBadRequest, err.Error(), s.Logger)
		return
	}

	w.WriteHeader(http.StatusNoContent)
}