InvenTree/InvenTree/part/migrations/0001_initial.py

# -*- coding: utf-8 -*-
# Generated by Django 1.11.12 on 2018-04-22 11:53
from __future__ import unicode_literals

import django.core.validators
from django.db import migrations, models
import django.db.models.deletion
import part.models


class Migration(migrations.Migration):

    initial = True

    dependencies = [
        ('company', '0001_initial'),
    ]

    operations = [
        migrations.CreateModel(
            name='BomItem',
            fields=[
                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('quantity', models.PositiveIntegerField(default=1, validators=[django.core.validators.MinValueValidator(0)])),
            ],
            options={
                'verbose_name': 'BOM Item',
            },
        ),
        migrations.CreateModel(
            name='Part',
            fields=[
                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('name', models.CharField(help_text='Part name (must be unique)', max_length=100, unique=True)),
                ('description', models.CharField(help_text='Part description', max_length=250)),
                ('IPN', models.CharField(blank=True, help_text='Internal Part Number', max_length=100)),
                ('URL', models.URLField(blank=True, help_text='Link to extenal URL')),
                ('image', models.ImageField(blank=True, max_length=255, null=True, upload_to=part.models.rename_part_image)),
                ('minimum_stock', models.PositiveIntegerField(default=0, help_text='Minimum allowed stock level', validators=[django.core.validators.MinValueValidator(0)])),
                ('units', models.CharField(blank=True, default='pcs', max_length=20)),
                ('buildable', models.BooleanField(default=False, help_text='Can this part be built from other parts?')),
                ('trackable', models.BooleanField(default=False, help_text='Does this part have tracking for unique items?')),
                ('purchaseable', models.BooleanField(default=True, help_text='Can this part be purchased from external suppliers?')),
                ('salable', models.BooleanField(default=False, help_text='Can this part be sold to customers?')),
                ('notes', models.TextField(blank=True)),
            ],
            options={
                'verbose_name': 'Part',
                'verbose_name_plural': 'Parts',
            },
        ),
        migrations.CreateModel(
            name='PartAttachment',
            fields=[
                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('attachment', models.FileField(blank=True, null=True, upload_to=part.models.attach_file)),
                ('part', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='attachments', to='part.Part')),
            ],
        ),
        migrations.CreateModel(
            name='PartCategory',
            fields=[
                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('name', models.CharField(max_length=100, unique=True)),
                ('description', models.CharField(max_length=250)),
                ('parent', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.DO_NOTHING, related_name='children', to='part.PartCategory')),
            ],
            options={
                'verbose_name': 'Part Category',
                'verbose_name_plural': 'Part Categories',
            },
        ),
        migrations.CreateModel(
            name='SupplierPart',
            fields=[
                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('SKU', models.CharField(help_text='Supplier stock keeping unit', max_length=100)),
                ('manufacturer', models.CharField(blank=True, help_text='Manufacturer', max_length=100)),
                ('MPN', models.CharField(blank=True, help_text='Manufacturer part number', max_length=100)),
                ('URL', models.URLField(blank=True)),
                ('description', models.CharField(blank=True, max_length=250)),
                ('single_price', models.DecimalField(decimal_places=3, default=0, max_digits=10)),
                ('base_cost', models.DecimalField(decimal_places=3, default=0, max_digits=10)),
                ('packaging', models.CharField(blank=True, max_length=50)),
                ('multiple', models.PositiveIntegerField(default=1, validators=[django.core.validators.MinValueValidator(0)])),
                ('minimum', models.PositiveIntegerField(default=1, validators=[django.core.validators.MinValueValidator(0)])),
                ('lead_time', models.DurationField(blank=True, null=True)),
                ('part', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='supplier_parts', to='part.Part')),
                ('supplier', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='parts', to='company.Company')),
            ],
        ),
        migrations.CreateModel(
            name='SupplierPriceBreak',
            fields=[
                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('quantity', models.PositiveIntegerField(validators=[django.core.validators.MinValueValidator(0)])),
                ('cost', models.DecimalField(decimal_places=3, max_digits=10)),
                ('part', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='price_breaks', to='part.SupplierPart')),
            ],
        ),
        migrations.AddField(
            model_name='part',
            name='category',
            field=models.ForeignKey(blank=True, help_text='Part category', null=True, on_delete=django.db.models.deletion.DO_NOTHING, related_name='parts', to='part.PartCategory'),
        ),
        migrations.AddField(
            model_name='part',
            name='default_supplier',
            field=models.ForeignKey(blank=True, help_text='Default supplier part', null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='default_parts', to='part.SupplierPart'),
        ),
        migrations.AddField(
            model_name='bomitem',
            name='part',
            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='bom_items', to='part.Part'),
        ),
        migrations.AddField(
            model_name='bomitem',
            name='sub_part',
            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='used_in', to='part.Part'),
        ),
        migrations.AlterUniqueTogether(
            name='supplierpricebreak',
            unique_together=set([('part', 'quantity')]),
        ),
        migrations.AlterUniqueTogether(
            name='supplierpart',
            unique_together=set([('part', 'supplier', 'SKU')]),
        ),
        migrations.AlterUniqueTogether(
            name='bomitem',
            unique_together=set([('part', 'sub_part')]),
        ),
    ]