ytsync/local/ytapi.go
2021-11-05 09:39:43 -05:00

83 lines
1.8 KiB
Go

package local
import (
"encoding/json"
"fmt"
"io"
"net/http"
"time"
log "github.com/sirupsen/logrus"
)
type YouTubeAPI struct {
apiKey string
client *http.Client
}
func NewYouTubeAPI(apiKey string) (*YouTubeAPI) {
client := &http.Client {
Transport: &http.Transport{
MaxIdleConns: 10,
IdleConnTimeout: 30 * time.Second,
DisableCompression: true,
},
}
api := YouTubeAPI {
apiKey: apiKey,
client: client,
}
return &api
}
func (a *YouTubeAPI) GetVideoSnippet(videoID string) (*VideoSnippet, error) {
req, err := http.NewRequest("GET", "https://youtube.googleapis.com/youtube/v3/videos", nil)
if err != nil {
log.Errorf("Error creating http client for YouTube API: %v", err)
return nil, err
}
query := req.URL.Query()
query.Add("part", "snippet")
query.Add("id", videoID)
query.Add("key", a.apiKey)
req.URL.RawQuery = query.Encode()
req.Header.Add("Accept", "application/json")
resp, err := a.client.Do(req)
defer resp.Body.Close()
if err != nil {
log.Errorf("Error from YouTube API: %v", err)
return nil, err
}
body, err := io.ReadAll(resp.Body)
log.Tracef("Response from YouTube API: %s", string(body[:]))
var result videoListResponse
err = json.Unmarshal(body, &result)
if err != nil {
log.Errorf("Error deserializing video list response from YouTube API: %v", err)
return nil, err
}
if len(result.Items) != 1 {
err = fmt.Errorf("YouTube API responded with incorrect number of snippets (%d) while attempting to get snippet data for video %s", len(result.Items), videoID)
return nil, err
}
return &result.Items[0].Snippet, nil
}
type videoListResponse struct {
Items []struct {
Snippet VideoSnippet `json:"snippet"`
} `json:"items"`
}
type VideoSnippet struct {
PublishedAt string `json:"publishedAt"`
}