Adds points to user when action completed

main.go

@@ -133,6 +133,19 @@ func completeTask(c *gin.Context) {
 		c.IndentedJSON(http.StatusNotModified, completedTask)
 		return
 	}
+
+	// add points to user table
+	stmt, err = db.Prepare("UPDATE users SET points = points + ? WHERE uid=?")
+	if err != nil {
+		c.IndentedJSON(http.StatusNotModified, completedTask)
+		return
+	}
+	_, err = stmt.Exec(completedTask.PointsGained, completedTask.UID)
+	if err != nil {
+		c.IndentedJSON(http.StatusNotModified, completedTask)
+		return
+	}
+
 	c.IndentedJSON(http.StatusOK, completedTask)
 }