package routes

import (
	"encoding/json"
	"gitea.deepak.science/deepak/gogmagog/models"
	"github.com/go-chi/chi"
	"net/http"
	"strconv"
)

func newActionRouter(m *models.Model) http.Handler {
	router := chi.NewRouter()
	router.Get("/", getActionsFunc(m))
	router.Get("/{actionid}", getActionByIDFunc(m))
	return router
}

func getActionsFunc(m *models.Model) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {
		var (
			actions []*models.Action
			err     error
		)
		planIDString := r.URL.Query().Get("plan_id")
		if planIDString == "" {
			actions, err = m.Actions()
		} else {
			planID, convErr := strconv.ParseInt(planIDString, 10, 64)
			if convErr != nil {
				actions = []*models.Action{}
				err = nil
			} else {
				plan := &models.Plan{PlanID: planID}
				actions, err = m.GetActions(plan)
			}
		}
		if err != nil {
			serverError(w, err)
			return
		}
		w.Header().Add("Content-Type", "application/json")
		if err := json.NewEncoder(w).Encode(actions); err != nil {
			serverError(w, err)
		}
	}
}

func getActionByIDFunc(m *models.Model) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {
		id, err := strconv.Atoi(chi.URLParam(r, "actionid"))
		if err != nil {
			notFoundHandler(w, r)
			return
		}
		action, err := m.Action(id)
		if err != nil {
			if models.IsNotFoundError(err) {
				notFoundHandler(w, r)
				return
			}
			serverError(w, err)
			return

		}
		w.Header().Add("Content-Type", "application/json")
		if err := json.NewEncoder(w).Encode(action); err != nil {
			serverError(w, err)
		}
	}
}