extract thubnail picture size from raw bytes in backend

apiGo/videoparser/Helpers.go

@@ -1,9 +1,12 @@
 package videoparser
 
 import (
+	"bytes"
 	"encoding/base64"
 	"encoding/json"
 	"fmt"
+	"image/jpeg"
+	"log"
 	"os/exec"
 	"strconv"
 )
@@ -76,6 +79,16 @@ func parseFFmpegPic(path string) (*string, error) {
 	if strEncPic == "" {
 		return nil, nil
 	}
+
+	// extract dimensions of picture
+	reader := bytes.NewReader(stdout)
+	im, err := jpeg.DecodeConfig(reader)
+	if err != nil {
+		log.Fatal(err)
+	}
+	fmt.Printf("%d %d\n", im.Width, im.Height)
+	// todo use this information somewhere...
+
 	backpic64 := fmt.Sprintf("data:image/jpeg;base64,%s", strEncPic)
 
 	return &backpic64, nil
@@ -106,6 +119,11 @@ func getVideoAttributes(path string) *VideoAttributes {
 		return nil
 	}
 
+	// nil slice check of track array
+	if len(t.Media.Track) == 0 {
+		return nil
+	}
+
 	duration, err := strconv.ParseFloat(t.Media.Track[0].Duration, 32)
 	filesize, err := strconv.Atoi(t.Media.Track[0].FileSize)
 	width, err := strconv.Atoi(t.Media.Track[1].Width)

src/pages/TVShowPage/EpisodePage.tsx

@@ -15,8 +15,6 @@ interface Props extends RouteComponentProps<{id: string}> {}
 
 interface State {
     loaded: boolean;
-    error: number;
-    Showname: string;
 }
 
 interface Episode {
@@ -26,46 +24,28 @@ interface Episode {
     Episode: number;
 }
 
-interface EpisodeData {
-    error: number;
-    episodes: Episode[];
-    ShowName: string;
-}
-
 export class EpisodePage extends React.Component<Props, State> {
     episodes: Episode[] = [];
 
     state = {
-        loaded: false,
-        error: 0,
-        Showname: ''
+        loaded: false
     };
 
     componentDidMount(): void {
-        callAPI(APINode.TVShow, {action: 'getEpisodes', ShowID: parseInt(this.props.match.params.id, 10)}, (data: EpisodeData) => {
-            if (data.error !== 0) {
-                this.setState({error: data.error, loaded: true});
-            } else {
-                this.episodes = data.episodes;
-                this.setState({loaded: true, Showname: data.ShowName});
-            }
+        callAPI(APINode.TVShow, {action: 'getEpisodes', ShowID: parseInt(this.props.match.params.id, 10)}, (episodes: Episode[]) => {
+            this.episodes = episodes;
+            this.setState({loaded: true});
         });
     }
 
     render(): JSX.Element {
-        // check if content is loaded
         if (!this.state.loaded) {
             return <>loading...</>;
         }
 
-        // check if there is an error to display
-        if (this.state.error !== 0) {
-            return <>Error code: {this.state.error}</>;
-        }
-
         return (
             <>
-                <PageTitle title={this.state.Showname} subtitle={this.episodes.length + ' Episodes'} />
+                <PageTitle title='TV Shows' subtitle='' />
                 <SideBar>
                     <SideBarTitle>Infos:</SideBarTitle>
                     <Line />