Add partial mimetype detection for library file listings

internal/httpserver/api/libraries.go

@@ -7,6 +7,8 @@ import (
 	"opal/internal/config"
 	"os"
 	"strings"
+
+	"github.com/gabriel-vasile/mimetype"
 )
 
 func RegisterLibraryEndpoints() {
@@ -96,12 +98,29 @@ func EndpointLibraryList(w http.ResponseWriter, r *http.Request) {
 	for _, directoryEntry := range directoryListing {
 		var entry LibraryListEntry
 
-		fmt.Println(directoryEntry.Name())
 		if directoryEntry.IsDir() {
 			entry.Name = directoryEntry.Name()
 			entry.Type = "directory"
 		}
 
+		//TODO: update to use opal.cfg files to determine if movie or show
+		if directoryEntry.Type().IsRegular() {
+			//TODO: formatted string?
+			filePath := ret.LibraryInfo.Path + "/" + path + "/" + directoryEntry.Name()
+			mtype, err := mimetype.DetectFile(filePath)
+			if err != nil {
+				http.Error(w, "Internal server error", http.StatusInternalServerError)
+				return
+			}
+
+			entry.Name = directoryEntry.Name()
+			if strings.HasPrefix(mtype.String(), "video/") {
+				entry.Type = "video"
+			} else {
+				entry.Type = "file"
+			}
+		}
+
 		ret.Listing = append(ret.Listing, entry)
 	}