"""Tests for Nextcloud playbook routes."""

import uuid

import pytest
from fastapi import HTTPException
from sqlalchemy import select
from sqlalchemy.ext.asyncio import AsyncSession

from app.models.agent import Agent
from app.models.task import Task
from app.models.tenant import Tenant
from app.playbooks.nextcloud import NEXTCLOUD_STACK_DIR
from app.routes.playbooks import (
    NextcloudSetDomainRequest,
    nextcloud_set_domain,
)


@pytest.mark.asyncio
class TestNextcloudSetDomainEndpoint:
    """Tests for the nextcloud_set_domain endpoint."""

    async def test_happy_path_creates_task(
        self, db: AsyncSession, test_tenant: Tenant, test_agent_for_tenant: Agent
    ):
        """POST /tenants/{id}/nextcloud/set-domain returns 201 with COMPOSITE task."""
        request = NextcloudSetDomainRequest(
            public_url="https://cloud.example.com",
            pull=False,
        )

        task = await nextcloud_set_domain(
            tenant_id=test_tenant.id, request=request, db=db
        )

        assert task.id is not None
        assert task.tenant_id == test_tenant.id
        assert task.agent_id == test_agent_for_tenant.id
        assert task.type == "COMPOSITE"
        assert task.status == "pending"

    async def test_task_has_both_steps(
        self, db: AsyncSession, test_tenant: Tenant, test_agent_for_tenant: Agent
    ):
        """Verify response task payload contains both steps in correct order."""
        request = NextcloudSetDomainRequest(
            public_url="https://cloud.example.com",
            pull=True,
        )

        task = await nextcloud_set_domain(
            tenant_id=test_tenant.id, request=request, db=db
        )

        assert "steps" in task.payload
        assert len(task.payload["steps"]) == 2

        # First step: NEXTCLOUD_SET_DOMAIN
        step0 = task.payload["steps"][0]
        assert step0["type"] == "NEXTCLOUD_SET_DOMAIN"
        assert step0["payload"]["public_url"] == "https://cloud.example.com"

        # Second step: DOCKER_RELOAD
        step1 = task.payload["steps"][1]
        assert step1["type"] == "DOCKER_RELOAD"
        assert step1["payload"]["compose_dir"] == NEXTCLOUD_STACK_DIR
        assert step1["payload"]["pull"] is True

    async def test_pull_flag_default_false(
        self, db: AsyncSession, test_tenant: Tenant, test_agent_for_tenant: Agent
    ):
        """Verify pull defaults to False when not specified."""
        request = NextcloudSetDomainRequest(
            public_url="https://cloud.example.com",
        )

        task = await nextcloud_set_domain(
            tenant_id=test_tenant.id, request=request, db=db
        )

        step = task.payload["steps"][1]
        assert step["payload"]["pull"] is False

    async def test_tenant_not_found_returns_404(self, db: AsyncSession):
        """Non-existent tenant_id returns 404."""
        fake_tenant_id = uuid.uuid4()
        request = NextcloudSetDomainRequest(
            public_url="https://cloud.example.com",
            pull=False,
        )

        with pytest.raises(HTTPException) as exc_info:
            await nextcloud_set_domain(
                tenant_id=fake_tenant_id, request=request, db=db
            )

        assert exc_info.value.status_code == 404
        assert f"Tenant {fake_tenant_id} not found" in str(exc_info.value.detail)

    async def test_no_online_agent_returns_404(
        self, db: AsyncSession, test_tenant: Tenant
    ):
        """Tenant with no online agent returns 404."""
        request = NextcloudSetDomainRequest(
            public_url="https://cloud.example.com",
            pull=False,
        )

        with pytest.raises(HTTPException) as exc_info:
            await nextcloud_set_domain(
                tenant_id=test_tenant.id, request=request, db=db
            )

        assert exc_info.value.status_code == 404
        assert "No online agent found" in str(exc_info.value.detail)

    async def test_offline_agent_not_resolved(
        self, db: AsyncSession, test_tenant: Tenant
    ):
        """Offline agent should not be auto-resolved."""
        # Create an offline agent for the tenant
        offline_agent = Agent(
            id=uuid.uuid4(),
            tenant_id=test_tenant.id,
            name="offline-agent",
            version="1.0.0",
            status="offline",
            token="offline-token",
        )
        db.add(offline_agent)
        await db.commit()

        request = NextcloudSetDomainRequest(
            public_url="https://cloud.example.com",
            pull=False,
        )

        with pytest.raises(HTTPException) as exc_info:
            await nextcloud_set_domain(
                tenant_id=test_tenant.id, request=request, db=db
            )

        assert exc_info.value.status_code == 404
        assert "No online agent found" in str(exc_info.value.detail)

    async def test_task_persisted_to_database(
        self, db: AsyncSession, test_tenant: Tenant, test_agent_for_tenant: Agent
    ):
        """Verify the task is actually persisted and can be retrieved."""
        request = NextcloudSetDomainRequest(
            public_url="https://cloud.example.com",
            pull=False,
        )

        task = await nextcloud_set_domain(
            tenant_id=test_tenant.id, request=request, db=db
        )

        # Query the task back from the database
        result = await db.execute(select(Task).where(Task.id == task.id))
        retrieved_task = result.scalar_one_or_none()

        assert retrieved_task is not None
        assert retrieved_task.type == "COMPOSITE"
        assert retrieved_task.tenant_id == test_tenant.id
        assert retrieved_task.agent_id == test_agent_for_tenant.id

    async def test_auto_resolves_first_online_agent(
        self, db: AsyncSession, test_tenant: Tenant
    ):
        """Verify that the first online agent is auto-resolved."""
        # Create two agents for the tenant - one offline, one online
        offline_agent = Agent(
            id=uuid.uuid4(),
            tenant_id=test_tenant.id,
            name="offline-agent",
            version="1.0.0",
            status="offline",
            token="offline-token",
        )
        online_agent = Agent(
            id=uuid.uuid4(),
            tenant_id=test_tenant.id,
            name="online-agent",
            version="1.0.0",
            status="online",
            token="online-token",
        )
        db.add(offline_agent)
        db.add(online_agent)
        await db.commit()

        request = NextcloudSetDomainRequest(
            public_url="https://cloud.example.com",
            pull=False,
        )

        task = await nextcloud_set_domain(
            tenant_id=test_tenant.id, request=request, db=db
        )

        # Should have resolved to the online agent
        assert task.agent_id == online_agent.id