# Generated by Django 5.1.3 on 2026-05-27 11:59

import django.db.models.deletion
import uuid
from django.conf import settings
from django.db import migrations, models


class Migration(migrations.Migration):

    dependencies = [
        ("dms", "0003_phase8_preview"),
        ("organizations", "0001_initial"),
        ("tenants", "0001_initial"),
        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
    ]

    operations = [
        migrations.CreateModel(
            name="ACLPolicy",
            fields=[
                (
                    "id",
                    models.BigAutoField(
                        auto_created=True, primary_key=True, serialize=False, verbose_name="ID"
                    ),
                ),
                (
                    "is_deleted",
                    models.BooleanField(db_index=True, default=False, verbose_name="deleted"),
                ),
                (
                    "deleted_at",
                    models.DateTimeField(blank=True, null=True, verbose_name="deleted at"),
                ),
                (
                    "created_at",
                    models.DateTimeField(
                        auto_now_add=True, db_index=True, verbose_name="created at"
                    ),
                ),
                ("updated_at", models.DateTimeField(auto_now=True, verbose_name="updated at")),
                (
                    "public_id",
                    models.UUIDField(
                        db_index=True,
                        default=uuid.uuid4,
                        editable=False,
                        unique=True,
                        verbose_name="public id",
                    ),
                ),
                ("name", models.CharField(max_length=200, verbose_name="name")),
                (
                    "description",
                    models.TextField(blank=True, default="", verbose_name="description"),
                ),
                (
                    "subject_type",
                    models.CharField(
                        choices=[
                            ("repository", "Repository"),
                            ("folder", "Folder"),
                            ("document", "Document"),
                        ],
                        max_length=20,
                        verbose_name="subject type",
                    ),
                ),
                (
                    "subject_id",
                    models.CharField(
                        help_text="public_id (UUID) of the resource this policy is attached to.",
                        max_length=40,
                        verbose_name="subject id",
                    ),
                ),
                (
                    "inheritable",
                    models.BooleanField(
                        default=True,
                        help_text="Whether sub-folders and documents inherit this policy.",
                        verbose_name="inheritable",
                    ),
                ),
                ("is_active", models.BooleanField(default=True, verbose_name="active")),
                (
                    "created_by",
                    models.ForeignKey(
                        blank=True,
                        editable=False,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        related_name="+",
                        to=settings.AUTH_USER_MODEL,
                        verbose_name="created by",
                    ),
                ),
                (
                    "deleted_by",
                    models.ForeignKey(
                        blank=True,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        related_name="+",
                        to=settings.AUTH_USER_MODEL,
                        verbose_name="deleted by",
                    ),
                ),
                (
                    "organization_node",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.PROTECT,
                        related_name="+",
                        to="organizations.organizationnode",
                        verbose_name="organization node",
                    ),
                ),
                (
                    "tenant",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.CASCADE,
                        related_name="+",
                        to="tenants.tenant",
                        verbose_name="tenant",
                    ),
                ),
                (
                    "updated_by",
                    models.ForeignKey(
                        blank=True,
                        editable=False,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        related_name="+",
                        to=settings.AUTH_USER_MODEL,
                        verbose_name="updated by",
                    ),
                ),
            ],
            options={
                "verbose_name": "ACL policy",
                "verbose_name_plural": "ACL policies",
                "ordering": ("subject_type", "name"),
            },
        ),
        migrations.CreateModel(
            name="ACLRule",
            fields=[
                (
                    "id",
                    models.BigAutoField(
                        auto_created=True, primary_key=True, serialize=False, verbose_name="ID"
                    ),
                ),
                (
                    "is_deleted",
                    models.BooleanField(db_index=True, default=False, verbose_name="deleted"),
                ),
                (
                    "deleted_at",
                    models.DateTimeField(blank=True, null=True, verbose_name="deleted at"),
                ),
                (
                    "created_at",
                    models.DateTimeField(
                        auto_now_add=True, db_index=True, verbose_name="created at"
                    ),
                ),
                ("updated_at", models.DateTimeField(auto_now=True, verbose_name="updated at")),
                (
                    "public_id",
                    models.UUIDField(
                        db_index=True,
                        default=uuid.uuid4,
                        editable=False,
                        unique=True,
                        verbose_name="public id",
                    ),
                ),
                (
                    "principal_type",
                    models.CharField(
                        choices=[
                            ("user", "User"),
                            ("role", "IAM Role"),
                            ("org_node", "Organisation Node"),
                            ("everyone", "Everyone (tenant members)"),
                        ],
                        max_length=20,
                        verbose_name="principal type",
                    ),
                ),
                (
                    "principal_id",
                    models.CharField(
                        blank=True,
                        default="",
                        help_text="Empty for EVERYONE.  User PK / role slug / org_node PK as string.",
                        max_length=40,
                        verbose_name="principal id",
                    ),
                ),
                (
                    "action",
                    models.CharField(
                        choices=[
                            ("view", "View"),
                            ("download", "Download"),
                            ("create", "Create"),
                            ("update", "Update"),
                            ("delete", "Delete"),
                            ("publish", "Publish"),
                            ("manage", "Manage (admin)"),
                            ("share", "Share / create links"),
                        ],
                        max_length=20,
                        verbose_name="action",
                    ),
                ),
                (
                    "effect",
                    models.CharField(
                        choices=[("allow", "Allow"), ("deny", "Deny")],
                        default="allow",
                        max_length=10,
                        verbose_name="effect",
                    ),
                ),
                (
                    "priority",
                    models.PositiveSmallIntegerField(
                        default=0,
                        help_text="Higher value = displayed/evaluated first within the same policy.",
                        verbose_name="priority",
                    ),
                ),
                (
                    "created_by",
                    models.ForeignKey(
                        blank=True,
                        editable=False,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        related_name="+",
                        to=settings.AUTH_USER_MODEL,
                        verbose_name="created by",
                    ),
                ),
                (
                    "deleted_by",
                    models.ForeignKey(
                        blank=True,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        related_name="+",
                        to=settings.AUTH_USER_MODEL,
                        verbose_name="deleted by",
                    ),
                ),
                (
                    "organization_node",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.PROTECT,
                        related_name="+",
                        to="organizations.organizationnode",
                        verbose_name="organization node",
                    ),
                ),
                (
                    "policy",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.CASCADE,
                        related_name="rules",
                        to="dms.aclpolicy",
                        verbose_name="policy",
                    ),
                ),
                (
                    "tenant",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.CASCADE,
                        related_name="+",
                        to="tenants.tenant",
                        verbose_name="tenant",
                    ),
                ),
                (
                    "updated_by",
                    models.ForeignKey(
                        blank=True,
                        editable=False,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        related_name="+",
                        to=settings.AUTH_USER_MODEL,
                        verbose_name="updated by",
                    ),
                ),
            ],
            options={
                "verbose_name": "ACL rule",
                "verbose_name_plural": "ACL rules",
                "ordering": ("-priority", "action"),
            },
        ),
        migrations.CreateModel(
            name="DocumentPermission",
            fields=[
                (
                    "id",
                    models.BigAutoField(
                        auto_created=True, primary_key=True, serialize=False, verbose_name="ID"
                    ),
                ),
                (
                    "is_deleted",
                    models.BooleanField(db_index=True, default=False, verbose_name="deleted"),
                ),
                (
                    "deleted_at",
                    models.DateTimeField(blank=True, null=True, verbose_name="deleted at"),
                ),
                (
                    "created_at",
                    models.DateTimeField(
                        auto_now_add=True, db_index=True, verbose_name="created at"
                    ),
                ),
                ("updated_at", models.DateTimeField(auto_now=True, verbose_name="updated at")),
                (
                    "public_id",
                    models.UUIDField(
                        db_index=True,
                        default=uuid.uuid4,
                        editable=False,
                        unique=True,
                        verbose_name="public id",
                    ),
                ),
                (
                    "principal_type",
                    models.CharField(
                        choices=[
                            ("user", "User"),
                            ("role", "IAM Role"),
                            ("org_node", "Organisation Node"),
                            ("everyone", "Everyone (tenant members)"),
                        ],
                        max_length=20,
                        verbose_name="principal type",
                    ),
                ),
                (
                    "principal_id",
                    models.CharField(
                        blank=True,
                        default="",
                        help_text="Empty for EVERYONE.",
                        max_length=40,
                        verbose_name="principal id",
                    ),
                ),
                (
                    "action",
                    models.CharField(
                        choices=[
                            ("view", "View"),
                            ("download", "Download"),
                            ("create", "Create"),
                            ("update", "Update"),
                            ("delete", "Delete"),
                            ("publish", "Publish"),
                            ("manage", "Manage (admin)"),
                            ("share", "Share / create links"),
                        ],
                        max_length=20,
                        verbose_name="action",
                    ),
                ),
                (
                    "effect",
                    models.CharField(
                        choices=[("allow", "Allow"), ("deny", "Deny")],
                        default="allow",
                        max_length=10,
                        verbose_name="effect",
                    ),
                ),
                (
                    "expires_at",
                    models.DateTimeField(
                        blank=True,
                        help_text="NULL = no expiry.",
                        null=True,
                        verbose_name="expires at",
                    ),
                ),
                (
                    "inheritable",
                    models.BooleanField(
                        default=False,
                        help_text="Whether this permission propagates to child resources.",
                        verbose_name="inheritable",
                    ),
                ),
                ("notes", models.TextField(blank=True, default="", verbose_name="notes")),
                (
                    "created_by",
                    models.ForeignKey(
                        blank=True,
                        editable=False,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        related_name="+",
                        to=settings.AUTH_USER_MODEL,
                        verbose_name="created by",
                    ),
                ),
                (
                    "deleted_by",
                    models.ForeignKey(
                        blank=True,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        related_name="+",
                        to=settings.AUTH_USER_MODEL,
                        verbose_name="deleted by",
                    ),
                ),
                (
                    "document",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.CASCADE,
                        related_name="acl_permissions",
                        to="dms.document",
                        verbose_name="document",
                    ),
                ),
                (
                    "granted_by",
                    models.ForeignKey(
                        blank=True,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        related_name="+",
                        to=settings.AUTH_USER_MODEL,
                        verbose_name="granted by",
                    ),
                ),
                (
                    "organization_node",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.PROTECT,
                        related_name="+",
                        to="organizations.organizationnode",
                        verbose_name="organization node",
                    ),
                ),
                (
                    "tenant",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.CASCADE,
                        related_name="+",
                        to="tenants.tenant",
                        verbose_name="tenant",
                    ),
                ),
                (
                    "updated_by",
                    models.ForeignKey(
                        blank=True,
                        editable=False,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        related_name="+",
                        to=settings.AUTH_USER_MODEL,
                        verbose_name="updated by",
                    ),
                ),
            ],
            options={
                "verbose_name": "document permission",
                "verbose_name_plural": "document permissions",
                "ordering": ("action", "principal_type"),
            },
        ),
        migrations.CreateModel(
            name="ShareLink",
            fields=[
                (
                    "id",
                    models.BigAutoField(
                        auto_created=True, primary_key=True, serialize=False, verbose_name="ID"
                    ),
                ),
                (
                    "is_deleted",
                    models.BooleanField(db_index=True, default=False, verbose_name="deleted"),
                ),
                (
                    "deleted_at",
                    models.DateTimeField(blank=True, null=True, verbose_name="deleted at"),
                ),
                (
                    "created_at",
                    models.DateTimeField(
                        auto_now_add=True, db_index=True, verbose_name="created at"
                    ),
                ),
                ("updated_at", models.DateTimeField(auto_now=True, verbose_name="updated at")),
                (
                    "public_id",
                    models.UUIDField(
                        db_index=True,
                        default=uuid.uuid4,
                        editable=False,
                        unique=True,
                        verbose_name="public id",
                    ),
                ),
                (
                    "token",
                    models.UUIDField(
                        db_index=True,
                        default=uuid.uuid4,
                        editable=False,
                        unique=True,
                        verbose_name="token",
                    ),
                ),
                (
                    "label",
                    models.CharField(
                        blank=True,
                        default="",
                        help_text="Human-readable label, e.g. 'For client review – Q3 2026'.",
                        max_length=200,
                        verbose_name="label",
                    ),
                ),
                (
                    "expires_at",
                    models.DateTimeField(
                        blank=True,
                        help_text="NULL = never expires.",
                        null=True,
                        verbose_name="expires at",
                    ),
                ),
                (
                    "max_uses",
                    models.PositiveIntegerField(
                        blank=True,
                        help_text="NULL = unlimited.",
                        null=True,
                        verbose_name="max uses",
                    ),
                ),
                ("use_count", models.PositiveIntegerField(default=0, verbose_name="use count")),
                (
                    "allow_download",
                    models.BooleanField(default=True, verbose_name="allow download"),
                ),
                ("allow_preview", models.BooleanField(default=True, verbose_name="allow preview")),
                ("is_active", models.BooleanField(default=True, verbose_name="active")),
                ("notes", models.TextField(blank=True, default="", verbose_name="notes")),
                (
                    "password_hash",
                    models.CharField(
                        blank=True,
                        default="",
                        help_text="Django make_password() hash; empty = no password.",
                        max_length=128,
                        verbose_name="password hash",
                    ),
                ),
                (
                    "created_by",
                    models.ForeignKey(
                        blank=True,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        related_name="+",
                        to=settings.AUTH_USER_MODEL,
                        verbose_name="created by",
                    ),
                ),
                (
                    "deleted_by",
                    models.ForeignKey(
                        blank=True,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        related_name="+",
                        to=settings.AUTH_USER_MODEL,
                        verbose_name="deleted by",
                    ),
                ),
                (
                    "document",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.CASCADE,
                        related_name="share_links",
                        to="dms.document",
                        verbose_name="document",
                    ),
                ),
                (
                    "organization_node",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.PROTECT,
                        related_name="+",
                        to="organizations.organizationnode",
                        verbose_name="organization node",
                    ),
                ),
                (
                    "tenant",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.CASCADE,
                        related_name="+",
                        to="tenants.tenant",
                        verbose_name="tenant",
                    ),
                ),
                (
                    "updated_by",
                    models.ForeignKey(
                        blank=True,
                        editable=False,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        related_name="+",
                        to=settings.AUTH_USER_MODEL,
                        verbose_name="updated by",
                    ),
                ),
            ],
            options={
                "verbose_name": "share link",
                "verbose_name_plural": "share links",
                "ordering": ("-created_at",),
            },
        ),
        migrations.AddIndex(
            model_name="aclpolicy",
            index=models.Index(
                fields=["tenant", "subject_type", "subject_id", "is_deleted"],
                name="dms_aclpolicy_subject_idx",
            ),
        ),
        migrations.AddIndex(
            model_name="aclpolicy",
            index=models.Index(
                fields=["tenant", "is_active", "is_deleted"], name="dms_aclpolicy_active_idx"
            ),
        ),
        migrations.AddIndex(
            model_name="aclrule",
            index=models.Index(
                fields=["policy", "effect", "is_deleted"], name="dms_aclrule_policy_effect_idx"
            ),
        ),
        migrations.AddConstraint(
            model_name="aclrule",
            constraint=models.UniqueConstraint(
                condition=models.Q(("is_deleted", False)),
                fields=("policy", "principal_type", "principal_id", "action"),
                name="dms_aclrule_unique_per_policy_principal_action",
            ),
        ),
        migrations.AddIndex(
            model_name="documentpermission",
            index=models.Index(
                fields=["document", "effect", "is_deleted"], name="dms_docperm_doc_effect_idx"
            ),
        ),
        migrations.AddIndex(
            model_name="documentpermission",
            index=models.Index(
                fields=["tenant", "principal_type", "principal_id", "is_deleted"],
                name="dms_docperm_principal_idx",
            ),
        ),
        migrations.AddConstraint(
            model_name="documentpermission",
            constraint=models.UniqueConstraint(
                condition=models.Q(("is_deleted", False)),
                fields=("document", "principal_type", "principal_id", "action"),
                name="dms_docperm_unique_per_doc_principal_action",
            ),
        ),
        migrations.AddIndex(
            model_name="sharelink",
            index=models.Index(
                fields=["document", "is_active", "is_deleted"], name="dms_sharelink_doc_active_idx"
            ),
        ),
    ]
