package gueststar

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

	"github.com/google/go-querystring/query"
)

type SendGuestStarInviteParams struct {
	// The ID of the broadcaster you want to end a Guest Star session for. Provided broadcaster_id must match the user_id in the auth token.
	BroadcasterID string `url:"broadcaster_id"`

	// The ID of the broadcaster or a user that has permission to moderate the broadcaster’s chat room.
	// This ID must match the user ID in the user access token.
	ModeratorID string `url:"moderator_id"`

	// The session ID for the invite to be sent on behalf of the broadcaster.
	SessionID string `url:"session_id"`

	// Twitch User ID for the guest to invite to the Guest Star session.
	GuestID string `url:"guest_id"`
}

// Sends an invite to a specified guest on behalf of the broadcaster for a Guest Star session in progress.
//
// Query parameter moderator_id must match the user_id in the User-Access token
// Requires OAuth Scope: channel:manage:guest_star or moderator:manage:guest_star
func (g *GuestStar) SendGuestStarInvite(ctx context.Context, params *SendGuestStarInviteParams) error {
	v, _ := query.Values(params)
	endpoint := g.baseUrl.ResolveReference(&url.URL{Path: "guest_star/invite", RawQuery: v.Encode()})

	req, err := http.NewRequestWithContext(ctx, http.MethodPost, endpoint.String(), nil)
	if err != nil {
		return err
	}

	res, err := g.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 send guest star invite (%d)", res.StatusCode)
	}

	return nil
}