from django.db import models
from apps.system.models import CommonAModel, User
from apps.utils.models import CommonBDModel, BaseModel
from apps.mtm.models import Material, Mgroup, Team
from apps.wpm.models import SfLog


class TestItem(CommonAModel):
    """
    检验项目
    """
    name = models.CharField('名称', max_length=100)
    sort = models.PositiveSmallIntegerField('排序', default=1)
    description = models.TextField('描述', default='')

    class Meta:
        ordering = ['sort', '-create_time']

# Create your models here.


class QuaStat(CommonBDModel):
    """
    质量数据表
    """
    material = models.ForeignKey(
        Material, verbose_name='关联产物', on_delete=models.CASCADE)
    sflog = models.ForeignKey(
        SfLog, verbose_name='关联值班记录', on_delete=models.CASCADE, null=True, blank=True)
    testitem = models.ForeignKey(
        TestItem, verbose_name='质检项目', on_delete=models.CASCADE)
    val_avg = models.FloatField('平均值', null=True, blank=True)
    num_test = models.PositiveSmallIntegerField('检测次数', null=True, blank=True)
    num_ok = models.PositiveSmallIntegerField('合格次数', null=True, blank=True)
    rate_pass = models.FloatField('合格率', null=True, blank=True)


class Ftest(CommonBDModel):
    """
    首件检验
    """
    test_date = models.DateField('检验日期')
    test_group = models.CharField('检验工序集', max_length=20, default='')
    test_user = models.ForeignKey(
        User, verbose_name='操作人', on_delete=models.CASCADE, related_name='ftest_test_user')
    check_user = models.ForeignKey(
        User, verbose_name='专检人', on_delete=models.CASCADE, related_name='ftest_check_user')
    is_ok = models.BooleanField('是否合格', default=False)
    note = models.TextField('备注', default='', blank=True)

    @property
    def ftestitems(self):
        return FtestItem.objects.filter(ftest=self)


class FtestItem(BaseModel):
    """
    检测明细
    """
    ftest = models.ForeignKey(
        Ftest, verbose_name='关联检验', on_delete=models.CASCADE)
    testitem = models.ForeignKey(
        TestItem, verbose_name='质检项目', on_delete=models.CASCADE)
    test_val = models.FloatField('测量值', default=0, blank=True)
    check_val = models.FloatField('专检测量值', null=True, blank=True)