# Generated by Django 5.2.11 on 2026-02-26 17:15

import django.db.models.deletion
import uuid
from django.conf import settings
from django.db import migrations, models


class Migration(migrations.Migration):

    initial = True

    dependencies = [
        ("tenant", "0003_tenant_locale_calendar_tenant_locale_country_and_more"),
        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
    ]

    operations = [
        migrations.CreateModel(
            name="StoredFile",
            fields=[
                (
                    "id",
                    models.UUIDField(
                        default=uuid.uuid4,
                        editable=False,
                        primary_key=True,
                        serialize=False,
                    ),
                ),
                (
                    "original_name",
                    models.CharField(max_length=500, verbose_name="نام اصلی فایل"),
                ),
                (
                    "mime_type",
                    models.CharField(
                        blank=True, default="", max_length=255, verbose_name="نوع فایل"
                    ),
                ),
                ("size", models.BigIntegerField(default=0, verbose_name="حجم (بایت)")),
                (
                    "extension",
                    models.CharField(
                        blank=True, default="", max_length=50, verbose_name="پسوند"
                    ),
                ),
                (
                    "storage_backend",
                    models.CharField(
                        choices=[
                            ("local", "فایل\u200cسیستم محلی"),
                            ("s3", "Amazon S3"),
                            ("minio", "MinIO"),
                        ],
                        default="local",
                        max_length=20,
                        verbose_name="نوع ذخیره\u200cسازی",
                    ),
                ),
                (
                    "storage_path",
                    models.CharField(
                        help_text="مسیر نسبی فایل در storage",
                        max_length=1000,
                        verbose_name="مسیر ذخیره\u200cسازی",
                    ),
                ),
                (
                    "checksum",
                    models.CharField(
                        db_index=True,
                        help_text="برای جلوگیری از ذخیره تکراری",
                        max_length=64,
                        verbose_name="چک\u200cسام SHA-256",
                    ),
                ),
                (
                    "status",
                    models.CharField(
                        choices=[
                            ("uploading", "در حال آپلود"),
                            ("active", "فعال"),
                            ("archived", "آرشیو شده"),
                            ("deleted", "حذف شده"),
                        ],
                        default="active",
                        max_length=20,
                        verbose_name="وضعیت",
                    ),
                ),
                (
                    "reference_count",
                    models.PositiveIntegerField(
                        default=0,
                        help_text="تعداد FileReference\u200cهای فعال",
                        verbose_name="تعداد ارجاع",
                    ),
                ),
                (
                    "created_at",
                    models.DateTimeField(auto_now_add=True, verbose_name="تاریخ ایجاد"),
                ),
                (
                    "updated_at",
                    models.DateTimeField(auto_now=True, verbose_name="تاریخ بروزرسانی"),
                ),
                (
                    "tenant",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.CASCADE,
                        related_name="%(class)s_set",
                        to="tenant.tenant",
                    ),
                ),
                (
                    "uploaded_by",
                    models.ForeignKey(
                        blank=True,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        related_name="uploaded_files",
                        to=settings.AUTH_USER_MODEL,
                        verbose_name="آپلودکننده",
                    ),
                ),
            ],
            options={
                "verbose_name": "فایل ذخیره\u200cشده",
                "verbose_name_plural": "فایل\u200cهای ذخیره\u200cشده",
                "db_table": "fs_stored_file",
                "ordering": ["-created_at"],
                "unique_together": {("tenant", "checksum")},
            },
        ),
        migrations.CreateModel(
            name="FileReference",
            fields=[
                (
                    "id",
                    models.UUIDField(
                        default=uuid.uuid4,
                        editable=False,
                        primary_key=True,
                        serialize=False,
                    ),
                ),
                (
                    "context",
                    models.CharField(
                        choices=[
                            ("chat", "چت"),
                            ("dms", "مدیریت اسناد"),
                            ("project", "پروژه"),
                            ("task", "تسک"),
                            ("other", "سایر"),
                        ],
                        max_length=20,
                        verbose_name="نوع context",
                    ),
                ),
                (
                    "context_id",
                    models.UUIDField(
                        db_index=True,
                        help_text="شناسه رکورد مرتبط (پیام چت، سند DMS، ...)",
                        verbose_name="شناسه context",
                    ),
                ),
                (
                    "display_name",
                    models.CharField(
                        blank=True,
                        default="",
                        help_text="نام نمایشی در context (می\u200cتواند با نام اصلی فرق کند)",
                        max_length=500,
                        verbose_name="نام نمایشی",
                    ),
                ),
                ("is_active", models.BooleanField(default=True, verbose_name="فعال")),
                (
                    "created_at",
                    models.DateTimeField(auto_now_add=True, verbose_name="تاریخ ایجاد"),
                ),
                (
                    "created_by",
                    models.ForeignKey(
                        blank=True,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        related_name="file_references",
                        to=settings.AUTH_USER_MODEL,
                        verbose_name="ایجادکننده",
                    ),
                ),
                (
                    "tenant",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.CASCADE,
                        related_name="%(class)s_set",
                        to="tenant.tenant",
                    ),
                ),
                (
                    "stored_file",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.CASCADE,
                        related_name="references",
                        to="file_service.storedfile",
                        verbose_name="فایل ذخیره\u200cشده",
                    ),
                ),
            ],
            options={
                "verbose_name": "ارجاع فایل",
                "verbose_name_plural": "ارجاع\u200cهای فایل",
                "db_table": "fs_file_reference",
                "ordering": ["-created_at"],
                "indexes": [
                    models.Index(
                        fields=["context", "context_id"],
                        name="fs_file_ref_context_ff8ec3_idx",
                    )
                ],
            },
        ),
    ]