# Generated by Django 5.2.15 on 2026-06-30 10:31

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


class Migration(migrations.Migration):
    initial = True

    dependencies = [
        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
    ]

    operations = [
        migrations.CreateModel(
            name="Ticket",
            fields=[
                (
                    "id",
                    models.BigAutoField(
                        auto_created=True, primary_key=True, serialize=False, verbose_name="ID"
                    ),
                ),
                ("ticket_no", models.CharField(max_length=32, unique=True)),
                ("title", models.CharField(max_length=200)),
                ("description", models.TextField()),
                (
                    "status",
                    models.CharField(
                        choices=[
                            ("pending_info", "Pending info"),
                            ("pending", "Pending"),
                            ("in_progress", "In progress"),
                            ("pending_confirm", "Pending confirm"),
                            ("resolved", "Resolved"),
                            ("closed", "Closed"),
                        ],
                        default="pending",
                        max_length=32,
                    ),
                ),
                (
                    "priority",
                    models.CharField(
                        choices=[
                            ("low", "Low"),
                            ("medium", "Medium"),
                            ("high", "High"),
                            ("urgent", "Urgent"),
                        ],
                        default="medium",
                        max_length=20,
                    ),
                ),
                ("impact_scope", models.CharField(blank=True, max_length=80)),
                ("environment", models.CharField(blank=True, max_length=80)),
                ("related_system", models.CharField(blank=True, max_length=120)),
                ("created_at", models.DateTimeField(auto_now_add=True)),
                ("updated_at", models.DateTimeField(auto_now=True)),
                ("resolved_at", models.DateTimeField(blank=True, null=True)),
                ("closed_at", models.DateTimeField(blank=True, null=True)),
                (
                    "assignee",
                    models.ForeignKey(
                        blank=True,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        related_name="assigned_tickets",
                        to=settings.AUTH_USER_MODEL,
                    ),
                ),
                (
                    "created_by",
                    models.ForeignKey(
                        blank=True,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        related_name="created_tickets",
                        to=settings.AUTH_USER_MODEL,
                    ),
                ),
                (
                    "requester",
                    models.ForeignKey(
                        blank=True,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        related_name="requested_tickets",
                        to=settings.AUTH_USER_MODEL,
                    ),
                ),
            ],
            options={
                "ordering": ["-created_at"],
            },
        ),
        migrations.CreateModel(
            name="TicketAttachment",
            fields=[
                (
                    "id",
                    models.BigAutoField(
                        auto_created=True, primary_key=True, serialize=False, verbose_name="ID"
                    ),
                ),
                ("file_name", models.CharField(max_length=255)),
                ("file_type", models.CharField(blank=True, max_length=80)),
                ("mime_type", models.CharField(blank=True, max_length=120)),
                ("file_size", models.PositiveBigIntegerField(default=0)),
                ("storage_path", models.CharField(max_length=500)),
                ("ocr_text", models.TextField(blank=True)),
                ("parsed_text", models.TextField(blank=True)),
                ("created_at", models.DateTimeField(auto_now_add=True)),
                (
                    "created_by",
                    models.ForeignKey(
                        blank=True,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        to=settings.AUTH_USER_MODEL,
                    ),
                ),
                (
                    "ticket",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.CASCADE,
                        related_name="attachments",
                        to="tickets.ticket",
                    ),
                ),
            ],
        ),
        migrations.CreateModel(
            name="TicketCategory",
            fields=[
                (
                    "id",
                    models.BigAutoField(
                        auto_created=True, primary_key=True, serialize=False, verbose_name="ID"
                    ),
                ),
                ("name", models.CharField(max_length=120)),
                ("code", models.CharField(max_length=80, unique=True)),
                ("description", models.TextField(blank=True)),
                ("enabled", models.BooleanField(default=True)),
                ("sort_order", models.PositiveIntegerField(default=0)),
                (
                    "parent",
                    models.ForeignKey(
                        blank=True,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        to="tickets.ticketcategory",
                    ),
                ),
            ],
            options={
                "ordering": ["sort_order", "name"],
            },
        ),
        migrations.AddField(
            model_name="ticket",
            name="category",
            field=models.ForeignKey(
                blank=True,
                null=True,
                on_delete=django.db.models.deletion.SET_NULL,
                to="tickets.ticketcategory",
            ),
        ),
        migrations.CreateModel(
            name="TicketComment",
            fields=[
                (
                    "id",
                    models.BigAutoField(
                        auto_created=True, primary_key=True, serialize=False, verbose_name="ID"
                    ),
                ),
                ("content", models.TextField()),
                ("comment_type", models.CharField(default="user", max_length=40)),
                ("visibility", models.CharField(default="internal", max_length=40)),
                ("created_at", models.DateTimeField(auto_now_add=True)),
                (
                    "created_by",
                    models.ForeignKey(
                        blank=True,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        to=settings.AUTH_USER_MODEL,
                    ),
                ),
                (
                    "ticket",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.CASCADE,
                        related_name="comments",
                        to="tickets.ticket",
                    ),
                ),
            ],
            options={
                "ordering": ["created_at"],
            },
        ),
        migrations.CreateModel(
            name="TicketEvent",
            fields=[
                (
                    "id",
                    models.BigAutoField(
                        auto_created=True, primary_key=True, serialize=False, verbose_name="ID"
                    ),
                ),
                ("event_type", models.CharField(max_length=80)),
                ("from_value", models.JSONField(blank=True, default=dict)),
                ("to_value", models.JSONField(blank=True, default=dict)),
                ("remark", models.TextField(blank=True)),
                ("created_at", models.DateTimeField(auto_now_add=True)),
                (
                    "operator",
                    models.ForeignKey(
                        blank=True,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        to=settings.AUTH_USER_MODEL,
                    ),
                ),
                (
                    "ticket",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.CASCADE,
                        related_name="events",
                        to="tickets.ticket",
                    ),
                ),
            ],
            options={
                "ordering": ["created_at"],
            },
        ),
        migrations.AddIndex(
            model_name="ticket",
            index=models.Index(fields=["ticket_no"], name="tickets_tic_ticket__c7390a_idx"),
        ),
        migrations.AddIndex(
            model_name="ticket",
            index=models.Index(fields=["status", "priority"], name="tickets_tic_status_b256f6_idx"),
        ),
        migrations.AddIndex(
            model_name="ticket",
            index=models.Index(fields=["created_at"], name="tickets_tic_created_5dd600_idx"),
        ),
    ]