import json

from django.contrib.contenttypes.fields import GenericRelation
from django.db import models

class EmxTtActivityPosFinal(models.Model):
    activity_code = models.CharField(max_length=255)
    pos_code = models.CharField(max_length=255, db_comment="this pos is based on student set activity, the student set it self pos")
    record_state = models.CharField(max_length=100, db_comment="U - update/create, D - Delete")

    COLUMN_MATCH_EMX = {
        "activity_code": "ACTIVITY_ID",
        "pos_code": "POS_HOSTKEY",
        "record_state": "RECORD_STATE",
    }
    class Meta:
        db_table = "emx_tt_activity_pos_final"