Chapter 3 – Managing Data Persistence with MongoDB

1. You can delete recipes using collection.DeleteOne() or collection.DeleteMany(). Here you pass bson.D({}) as the filter argument, which will match all documents in the collection.

   Update the DeleteRecipeHandler as follows:

   func (handler *RecipesHandler) DeleteRecipeHandler(c *gin.Context) {
      id := c.Param("id")
      objectId, _ := primitive.ObjectIDFromHex(id)
      _, err := handler.collection.DeleteOne(handler.ctx, bson.M{
          "_id": objectId,
      })
      if err != nil {
          c.JSON(http.StatusInternalServerError,  	 	 	              gin.H{"error": err.Error()})
          return
      }
      c.JSON(http.StatusOK, gin...