private static void AssignSpecificDetails(PBCCourse course, JsonObject courseObject)
{
if (courseObject.GetNamedValue("project_title").ValueType != JsonValueType.Null)
course.ProjectTitle = courseObject.GetNamedString("project_title");
else
course.ProjectTitle = null;
}
/// <summary>
/// Parses the Json string and returns a new User instance populated with all details. On failure, the method returns null.
/// </summary>
/// <param name="jsonString"></param>
/// <returns></returns>
public static User TryParseData(string jsonString)
{
try
{
User user = GetJsonStringOwner(jsonString);
JsonObject rootObject = JsonObject.Parse(jsonString);
ushort totalCredits = 0;
JsonArray coursesArray = rootObject.GetNamedArray("courses");
foreach (JsonValue courseValue in coursesArray)
{
JsonObject courseObj = courseValue.GetObject();
Course course;
int courseType = (int)courseObj.GetNamedNumber("course_type");
switch (courseType)
{
case 1:
course = new CBLCourse();
break;
case 2:
course = new LBCCourse();
break;
case 3:
course = new PBLCourse();
break;
case 4:
course = new RBLCourse();
break;
case 5:
case 6:
course = new PBCCourse();
break;
default:
continue;
}
AssignCourseDetails(course, courseObj);
user.AddCourse(course);
totalCredits += course.Credits;
}
user.CoursesMetadata = new CoursesMetadata(
rootObject.GetNamedString("semester"), GetRefreshUTC(rootObject.GetNamedString("refreshed")), totalCredits);
return user;
}
catch
{
return null;
}
}
