114 lines
3 KiB
Go
114 lines
3 KiB
Go
package pushover
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import (
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"context"
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"errors"
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"fmt"
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"net/http"
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"net/url"
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"strconv"
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"strings"
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"time"
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"github.com/nicholas-fedor/shoutrrr/pkg/format"
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"github.com/nicholas-fedor/shoutrrr/pkg/services/standard"
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"github.com/nicholas-fedor/shoutrrr/pkg/types"
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)
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// hookURL is the Pushover API endpoint for sending messages.
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const (
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hookURL = "https://api.pushover.net/1/messages.json"
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contentType = "application/x-www-form-urlencoded"
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defaultHTTPTimeout = 10 * time.Second // defaultHTTPTimeout is the default timeout for HTTP requests.
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)
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// ErrSendFailed indicates a failure in sending the notification to a Pushover device.
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var ErrSendFailed = errors.New("failed to send notification to pushover device")
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// Service provides the Pushover notification service.
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type Service struct {
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standard.Standard
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Config *Config
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pkr format.PropKeyResolver
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Client *http.Client
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}
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// Send delivers a notification message to Pushover.
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func (service *Service) Send(message string, params *types.Params) error {
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config := service.Config
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if err := service.pkr.UpdateConfigFromParams(config, params); err != nil {
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return fmt.Errorf("updating config from params: %w", err)
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}
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device := strings.Join(config.Devices, ",")
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if err := service.sendToDevice(device, message, config); err != nil {
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return fmt.Errorf("failed to send notifications to pushover devices: %w", err)
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}
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return nil
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}
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// sendToDevice sends a notification to a specific Pushover device.
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func (service *Service) sendToDevice(device string, message string, config *Config) error {
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data := url.Values{}
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data.Set("device", device)
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data.Set("user", config.User)
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data.Set("token", config.Token)
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data.Set("message", message)
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if len(config.Title) > 0 {
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data.Set("title", config.Title)
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}
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if config.Priority >= -2 && config.Priority <= 1 {
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data.Set("priority", strconv.FormatInt(int64(config.Priority), 10))
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}
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ctx, cancel := context.WithTimeout(context.Background(), defaultHTTPTimeout)
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defer cancel()
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req, err := http.NewRequestWithContext(
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ctx,
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http.MethodPost,
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hookURL,
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strings.NewReader(data.Encode()),
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)
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if err != nil {
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return fmt.Errorf("creating request: %w", err)
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}
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req.Header.Set("Content-Type", contentType)
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res, err := service.Client.Do(req)
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if err != nil {
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return fmt.Errorf("sending request to Pushover API: %w", err)
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}
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defer res.Body.Close()
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if res.StatusCode != http.StatusOK {
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return fmt.Errorf("%w: %q, response status %q", ErrSendFailed, device, res.Status)
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}
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return nil
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}
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// Initialize configures the service with a URL and logger.
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func (service *Service) Initialize(configURL *url.URL, logger types.StdLogger) error {
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service.SetLogger(logger)
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service.Config = &Config{}
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service.pkr = format.NewPropKeyResolver(service.Config)
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service.Client = &http.Client{
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Timeout: defaultHTTPTimeout,
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}
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if err := service.Config.setURL(&service.pkr, configURL); err != nil {
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return err
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}
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return nil
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}
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// GetID returns the service identifier.
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func (service *Service) GetID() string {
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return Scheme
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}
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