from django.db import models


class SmartBlock(models.Model):
    name = models.CharField(max_length=255)
    mtime = models.DateTimeField(blank=True, null=True)
    utime = models.DateTimeField(blank=True, null=True)
    creator = models.ForeignKey('User', models.DO_NOTHING, blank=True, null=True)
    description = models.CharField(max_length=512, blank=True, null=True)
    length = models.DurationField(blank=True, null=True)
    type = models.CharField(max_length=7, blank=True, null=True)

    def get_owner(self):
        return self.creator

    class Meta:
        managed = False
        db_table = 'cc_block'
        permissions = [
            ('change_own_smartblock', 'Change the smartblocks where they are the owner'),
            ('delete_own_smartblock', 'Delete the smartblocks where they are the owner'),
        ]


class SmartBlockContent(models.Model):
    block = models.ForeignKey(SmartBlock, models.DO_NOTHING, blank=True, null=True)
    file = models.ForeignKey('File', models.DO_NOTHING, blank=True, null=True)
    position = models.IntegerField(blank=True, null=True)
    trackoffset = models.FloatField()
    cliplength = models.DurationField(blank=True, null=True)
    cuein = models.DurationField(blank=True, null=True)
    cueout = models.DurationField(blank=True, null=True)
    fadein = models.TimeField(blank=True, null=True)
    fadeout = models.TimeField(blank=True, null=True)

    def get_owner(self):
        return self.block.get_owner()

    class Meta:
        managed = False
        db_table = 'cc_blockcontents'
        permissions = [
            ('change_own_smartblockcontent', 'Change the content of smartblocks where they are the owner'),
            ('delete_own_smartblockcontent', 'Delete the content of smartblocks where they are the owner'),
        ]


class SmartBlockCriteria(models.Model):
    criteria = models.CharField(max_length=32)
    modifier = models.CharField(max_length=16)
    value = models.CharField(max_length=512)
    extra = models.CharField(max_length=512, blank=True, null=True)
    criteriagroup = models.IntegerField(blank=True, null=True)
    block = models.ForeignKey(SmartBlock, models.DO_NOTHING)

    def get_owner(self):
        return self.block.get_owner()

    class Meta:
        managed = False
        db_table = 'cc_blockcriteria'
        permissions = [
            ('change_own_smartblockcriteria', 'Change the criteria of smartblocks where they are the owner'),
            ('delete_own_smartblockcriteria', 'Delete the criteria of smartblocks where they are the owner'),
        ]