package schedule

import (
	"context"
	"fmt"
	"net/http"
	"time"

	"github.com/google/go-querystring/query"
	"go.fifitido.net/twitch/api/endpoint"
)

type UpdateChannelStreamScheduleParams struct {
	// The ID of the broadcaster whose schedule settings you want to update.
	// The ID must match the user ID in the user access token.
	BroadcasterId string `url:"broadcaster_id"`

	// A Boolean value that indicates whether the broadcaster has scheduled a vacation.
	// Set to true to enable Vacation Mode and add vacation dates, or false to cancel a previously scheduled vacation.
	IsVacationEnabled *bool `url:"is_vacation_enabled,omitempty"`

	// The UTC date and time of when the broadcaster’s vacation starts.
	// Specify the date and time in RFC3339 format (for example, 2021-05-16T00:00:00Z).
	VacationStartTime *time.Time `url:"vacation_start_time,omitempty"`

	// The UTC date and time of when the broadcaster’s vacation ends.
	// Specify the date and time in RFC3339 format (for example, 2021-05-30T23:59:59Z).
	VacationEndTime *time.Time `url:"vacation_end_time,omitempty"`

	// The time zone that the broadcaster broadcasts from.
	// Specify the time zone using IANA time zone database format (for example, America/New_York).
	Timezone *time.Location `url:"timezone,omitempty"`
}

// Updates the broadcaster’s schedule settings, such as scheduling a vacation.
//
// Requires a user access token that includes the channel:manage:schedule scope.
func (s *Schedule) UpdateChannelStreamSchedule(ctx context.Context, params *UpdateChannelStreamScheduleParams) error {
	v, _ := query.Values(params)

	req, err := http.NewRequestWithContext(ctx, http.MethodPost, endpoint.Make(s.baseUrl, "schedule/settings", v), nil)
	if err != nil {
		return err
	}

	res, err := s.client.Do(req)
	if err != nil {
		return err
	}
	defer res.Body.Close()

	statusOK := res.StatusCode >= 200 && res.StatusCode < 300
	if !statusOK {
		return fmt.Errorf("failed to update channel stream schedule (%d)", res.StatusCode)
	}

	return nil
}