package ktmtrainbot

import (
	"errors"
	"net/http"

	"git.samuelpua.com/telboon/ktm-train-bot/backend/internal/common"
	"git.samuelpua.com/telboon/ktm-train-bot/backend/internal/user"
	"github.com/go-chi/chi"
	"github.com/go-chi/render"
	"github.com/go-playground/validator/v10"
)

// Get All Bookings
// @Summary Get All Booking
// @Description Description
// @Tags ktmtrainbot Booking
// @Accept json
// @Produce json
// @Success 200 {object} []BookingResponse
// @Failure 400 {object} common.ErrResponse
// @Router /api/v1/ktmtrainbot/booking [get]
func (env *Env) getBookingRoute(w http.ResponseWriter, r *http.Request) {
	ctx := r.Context()
	currUser, ok := ctx.Value(user.UserContextKey).(*user.User)
	if !ok {
		err := errors.New("user not logged in")
		render.Render(w, r, common.ErrInternalError(err))
		return
	}
	_ = currUser

	booking, err := env.getAllBooking(currUser)

	if err != nil {
		render.Render(w, r, common.ErrInvalidRequest(err))
		return
	}

	render.Render(w, r, env.NewBookingListResponse(booking))
}

// Create New Booking
// @Summary Create New Booking
// @Description Description
// @Tags ktmtrainbot Booking
// @Accept json
// @Produce json
// @Param user body BookingCreateRequest true "Booking Create Request"
// @Success 200 {object} BookingResponse
// @Failure 400 {object} common.ErrResponse
// @Router /api/v1/ktmtrainbot/booking [post]
func (env *Env) createBookingRoute(w http.ResponseWriter, r *http.Request) {
	ctx := r.Context()
	currUser, ok := ctx.Value(user.UserContextKey).(*user.User)
	if !ok {
		err := errors.New("user not logged in")
		render.Render(w, r, common.ErrInternalError(err))
		return
	}
	_ = currUser

	data := &BookingCreateRequest{}
	err := render.DecodeJSON(r.Body, data)
	if err != nil {
		render.Render(w, r, common.ErrInvalidRequest(err))
		return
	}
	err = validator.New().Struct(data)
	if err != nil {
		render.Render(w, r, common.ErrValidationError(err))
		return
	}

	booking, err := env.createBooking(
		currUser,
		data.TravelDate,
		data.TimeCode,
		data.Name,
		data.Gender,
		data.Passport,
		data.PassportExpiry,
		data.Contact,
		data.BackToSg,
	)

	if err != nil {
		render.Render(w, r, common.ErrInvalidRequest(err))
		return
	}

	render.Render(w, r, env.NewBookingResponse(booking))
}

// Delete booking
// @Summary Delete booking
// @Description Description
// @Tags ktmtrainbot Booking
// @Accept json
// @Produce json
// @Param bookingID path string true "Booking ID"
// @Success 200 {object} BookingResponse
// @Failure 400 {object} common.ErrResponse
// @Router /api/v1/ktmtrainbot/booking/{bookingID} [delete]
func (env *Env) deleteBookingRoute(w http.ResponseWriter, r *http.Request) {
	ctx := r.Context()
	currUser, ok := ctx.Value(user.UserContextKey).(*user.User)
	if !ok {
		err := errors.New("user not logged in")
		render.Render(w, r, common.ErrInternalError(err))
		return
	}
	_ = currUser

	bookingID := chi.URLParam(r, "bookingID")

	booking, err := env.deleteBooking(currUser, bookingID)

	if err != nil {
		render.Render(w, r, common.ErrInvalidRequest(err))
		return
	}

	render.Render(w, r, env.NewBookingResponse(booking))
}