initial commit

handler_get_thumbnail.go

@@ -0,0 +1,32 @@
+package main
+
+import (
+	"fmt"
+	"net/http"
+
+	"github.com/google/uuid"
+)
+
+func (cfg *apiConfig) handlerThumbnailGet(w http.ResponseWriter, r *http.Request) {
+	videoIDString := r.PathValue("videoID")
+	videoID, err := uuid.Parse(videoIDString)
+	if err != nil {
+		respondWithError(w, http.StatusBadRequest, "Invalid video ID", err)
+		return
+	}
+
+	tn, ok := videoThumbnails[videoID]
+	if !ok {
+		respondWithError(w, http.StatusNotFound, "Thumbnail not found", nil)
+		return
+	}
+
+	w.Header().Set("Content-Type", tn.mediaType)
+	w.Header().Set("Content-Length", fmt.Sprintf("%d", len(tn.data)))
+
+	_, err = w.Write(tn.data)
+	if err != nil {
+		respondWithError(w, http.StatusInternalServerError, "Error writing response", err)
+		return
+	}
+}