from __future__ import annotations

from govoplan_core.core.access import (
    CAPABILITY_AUTH_PERMISSION_EVALUATOR,
    CAPABILITY_AUTH_PRINCIPAL_RESOLVER,
    CAPABILITY_AUTH_TENANT_CONTEXT_SWITCHER,
    CAPABILITY_TENANCY_TENANT_RESOLVER,
)
from govoplan_core.core.modules import DocumentationLink, DocumentationTopic, FrontendModule, ModuleContext, ModuleManifest
from govoplan_core.core.provider_governance import declared_module_architecture
from govoplan_core.core.views import ViewSurface


def _tenant_resolver(context: ModuleContext):
    del context
    from govoplan_tenancy.backend.capabilities import SqlTenantResolver

    return SqlTenantResolver()


def _route_factory(context: ModuleContext):
    del context
    from fastapi import APIRouter
    from govoplan_tenancy.backend.api.v1.routes import router, tenant_router

    aggregate = APIRouter()
    aggregate.include_router(router)
    aggregate.include_router(tenant_router)
    return aggregate


manifest = ModuleManifest(
    id="tenancy",
    name="Tenancy",
    version="0.1.8",
    required_capabilities=(
        CAPABILITY_AUTH_PRINCIPAL_RESOLVER,
        CAPABILITY_AUTH_PERMISSION_EVALUATOR,
        CAPABILITY_AUTH_TENANT_CONTEXT_SWITCHER,
    ),
    route_factory=_route_factory,
    capability_factories={
        CAPABILITY_TENANCY_TENANT_RESOLVER: _tenant_resolver,
    },
    documentation=(
        DocumentationTopic(
            id="tenancy.current-context",
            title="Work in the correct tenant context",
            summary="The active tenant determines which tenant-scoped data, roles, settings, and module configuration are visible for a request.",
            body="Accounts with access to more than one tenant can switch context through the platform tenant selector. Switching changes the active scope; it does not copy data or grant new authority. Always verify the selected tenant before creating or changing tenant-owned records.",
            documentation_types=("user",),
            audience=("user", "tenant_admin"),
            related_modules=("access",),
            metadata={
                "kind": "reference",
                "help_contexts": ["tenancy.current-context", "tenancy.selector"],
            },
        ),
        DocumentationTopic(
            id="tenancy.lifecycle-and-settings",
            title="Administer tenant lifecycle and settings",
            summary="Tenancy adds explicit tenant creation, activation, context resolution, and tenant-owned settings over Core's shared scope storage.",
            body="A tenant is a concrete administrative and data boundary. Tenant lifecycle changes must preserve ownership and recovery guarantees for module-owned records. Tenancy contributes system tenant management and tenant settings to the shared administration workspace; without this module, the Core and Access baseline can operate in single-scope compatibility mode. Core-reserved module entitlement settings are managed only through the Admin module's tenant-module policy endpoints and are preserved when generic tenant settings are replaced.",
            documentation_types=("admin",),
            audience=("system_admin", "tenant_admin", "operator"),
            related_modules=("access", "admin", "audit"),
            links=(
                DocumentationLink(label="Tenant administration", href="/admin", kind="runtime"),
                DocumentationLink(label="Tenant registry API", href="/api/v1/admin/tenants", kind="api"),
                DocumentationLink(label="Tenant settings API", href="/api/v1/admin/tenant/settings", kind="api"),
            ),
            metadata={
                "kind": "reference",
                "help_contexts": [
                    "tenancy.admin.system-tenants",
                    "tenancy.admin.tenant-settings",
                    "tenancy.admin.lifecycle",
                    "tenancy.admin.blocked",
                ],
            },
        ),
        DocumentationTopic(
            id="tenancy.reference.admin-fields",
            title="Tenant administration fields and consequences",
            summary="Tenant identity, ownership, locale, governance overrides, and lifecycle state have different mutation and recovery consequences.",
            body="A tenant slug is immutable after creation and identifies the administrative boundary. The initial owner receives the protected tenant-owner role. Locale and enabled languages are bounded by system language packages. Governance overrides may narrow a system allowance but cannot loosen a system denial. Suspension keeps tenant-owned data and audit evidence while preventing normal use; an operator must switch away from the active tenant before suspending it.",
            documentation_types=("admin",),
            audience=("system_admin", "tenant_admin", "operator"),
            related_modules=("access", "admin", "audit"),
            links=(
                DocumentationLink(label="Tenant administration", href="/admin", kind="runtime"),
                DocumentationLink(label="Tenant registry API", href="/api/v1/admin/tenants", kind="api"),
            ),
            metadata={
                "kind": "reference",
                "help_contexts": [
                    "tenancy.field.slug",
                    "tenancy.field.initial-owner",
                    "tenancy.field.locale",
                    "tenancy.field.languages",
                    "tenancy.field.governance",
                    "tenancy.action.suspend",
                ],
                "consequence_classes": {
                    "create": "Creates a new tenant boundary and provisions its protected initial owner.",
                    "update": "Changes tenant-local identity, locale, or governance configuration.",
                    "suspend": "Blocks normal tenant use while retaining data and audit evidence.",
                },
            },
        ),
    ),
    frontend=FrontendModule(
        module_id="tenancy",
        package_name="@govoplan/tenancy-webui",
        view_surfaces=(
            ViewSurface(
                id="tenancy.admin.system-tenants",
                module_id="tenancy",
                kind="section",
                label="System tenants",
                order=10,
            ),
            ViewSurface(
                id="tenancy.admin.tenant-settings",
                module_id="tenancy",
                kind="section",
                label="Tenant settings",
                order=90,
            ),
        ),
    ),
    architecture=declared_module_architecture(
        layer="institutional_foundation",
        kind="foundation",
        maturity="vertical_slice",
        documentation_ref="docs/TENANCY_MODULE_BOUNDARY.md",
        test_ref="tests/test_tenant_lifecycle.py",
        known_limits=("Cross-region tenant relocation and complete major-version recovery evidence are not implemented.",),
        owned_concepts=("tenant lifecycle", "tenant context", "tenant settings"),
        non_owned_concepts=("account authorization", "organization hierarchy", "module-owned tenant data"),
        recovery_docs=("docs/TENANCY_MODULE_BOUNDARY.md",),
        security_docs=("docs/TENANCY_MODULE_BOUNDARY.md",),
    ),
)


def get_manifest() -> ModuleManifest:
    return manifest