package users

import (
	"context"
	"encoding/json"
	"fmt"
	"net/http"
	"net/url"
)

type GetUserExtensionsResponse struct {
	// The list of extensions that the user has installed.
	Data []struct {
		// An ID that identifies the extension.
		ID string `json:"id"`

		// The extension's version.
		Version string `json:"version"`

		// The extension's name.
		Name string `json:"name"`

		// A Boolean value that determines whether the extension is configured and can be activated. Is true if the extension is configured and can be activated.
		CanActivate bool `json:"can_activate"`

		// The extension types that you can activate for this extension. Possible values are:
		//
		// component, mobile, overlay, panel
		Type []string `json:"type"`
	} `json:"data"`
}

// Gets a list of all extensions (both active and inactive) that the broadcaster has installed.
// The user ID in the access token identifies the broadcaster.
//
// Requires a user access token that includes the user:read:broadcast or user:edit:broadcast scope.
// To include inactive extensions, you must include the user:edit:broadcast scope.
func (u *Users) GetUserExtensions(ctx context.Context) (*GetUserExtensionsResponse, error) {
	endpoint := u.baseUrl.ResolveReference(&url.URL{Path: "users/extensions/list"})

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

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

	statusOK := res.StatusCode >= 200 && res.StatusCode < 300
	if !statusOK {
		return nil, fmt.Errorf("failed to get user extensions (%d)", res.StatusCode)
	}

	var data GetUserExtensionsResponse
	if err := json.NewDecoder(res.Body).Decode(&data); err != nil {
		return nil, err
	}

	return &data, nil
}