"""Router-level tests for the campaign manager-approval workflow."""

from app.models.campaign import Campaign, CampaignTest
from app.models.technique import Technique
from app.models.test import Test
from app.models.enums import TestState


def _post(client, url, headers, **kwargs):
    """POST while forcing auth via the Authorization header.

    The login endpoint also sets an HttpOnly ``aegis_token`` cookie, and the
    shared ``TestClient`` cookie jar persists across requests within a test.
    ``get_current_user`` prefers the cookie over the ``Authorization``
    header, so once a second role's headers fixture logs in (setting its own
    cookie), a request made with an *earlier* role's headers would silently
    authenticate as the later role unless the leftover cookie is cleared.
    """
    client.cookies.clear()
    return client.post(url, headers=headers, **kwargs)


def _make_draft_campaign(db, owner_id):
    tech = Technique(mitre_id="T1059", name="Command Line", tactic="execution", platforms=["windows"])
    db.add(tech)
    db.flush()
    campaign = Campaign(name="Router Test Campaign", type="custom", status="draft", created_by=owner_id)
    db.add(campaign)
    db.flush()
    test = Test(technique_id=tech.id, name="T1059 test", state=TestState.draft, created_by=owner_id)
    db.add(test)
    db.flush()
    db.add(CampaignTest(campaign_id=campaign.id, test_id=test.id, order_index=0))
    db.commit()
    db.refresh(campaign)
    return campaign


def test_lead_can_submit_own_campaign(client, db, red_lead_user, red_lead_headers):
    campaign = _make_draft_campaign(db, red_lead_user.id)
    resp = _post(client, f"/api/v1/campaigns/{campaign.id}/submit", red_lead_headers)
    assert resp.status_code == 200
    assert resp.json()["status"] == "pending_approval"


def test_red_tech_cannot_submit(client, db, red_lead_user, red_tech_headers):
    campaign = _make_draft_campaign(db, red_lead_user.id)
    resp = _post(client, f"/api/v1/campaigns/{campaign.id}/submit", red_tech_headers)
    assert resp.status_code == 403


def test_manager_can_approve_and_sets_start_date(client, db, red_lead_user, red_lead_headers, manager_headers):
    campaign = _make_draft_campaign(db, red_lead_user.id)
    _post(client, f"/api/v1/campaigns/{campaign.id}/submit", red_lead_headers)

    resp = _post(
        client,
        f"/api/v1/campaigns/{campaign.id}/approve",
        manager_headers,
        json={"start_date": "2026-09-01T00:00:00"},
    )
    assert resp.status_code == 200
    body = resp.json()
    assert body["status"] == "active"
    assert body["start_date"] is not None


def test_lead_cannot_approve(client, db, red_lead_user, red_lead_headers):
    campaign = _make_draft_campaign(db, red_lead_user.id)
    _post(client, f"/api/v1/campaigns/{campaign.id}/submit", red_lead_headers)

    resp = _post(
        client,
        f"/api/v1/campaigns/{campaign.id}/approve",
        red_lead_headers,
        json={"start_date": "2026-09-01T00:00:00"},
    )
    assert resp.status_code == 403


def test_admin_can_approve_as_manager_backup(client, db, red_lead_user, red_lead_headers, auth_headers):
    campaign = _make_draft_campaign(db, red_lead_user.id)
    _post(client, f"/api/v1/campaigns/{campaign.id}/submit", red_lead_headers)

    resp = _post(
        client,
        f"/api/v1/campaigns/{campaign.id}/approve",
        auth_headers,
        json={"start_date": "2026-09-01T00:00:00"},
    )
    assert resp.status_code == 200


def test_manager_can_reject_with_reason(client, db, red_lead_user, red_lead_headers, manager_headers):
    campaign = _make_draft_campaign(db, red_lead_user.id)
    _post(client, f"/api/v1/campaigns/{campaign.id}/submit", red_lead_headers)

    resp = _post(
        client,
        f"/api/v1/campaigns/{campaign.id}/reject",
        manager_headers,
        json={"reason": "Needs more detail"},
    )
    assert resp.status_code == 200
    assert resp.json()["status"] == "draft"


def test_manager_reject_without_reason_rejected_by_validation(client, db, red_lead_user, red_lead_headers, manager_headers):
    campaign = _make_draft_campaign(db, red_lead_user.id)
    _post(client, f"/api/v1/campaigns/{campaign.id}/submit", red_lead_headers)

    resp = _post(
        client,
        f"/api/v1/campaigns/{campaign.id}/reject",
        manager_headers,
        json={"reason": ""},
    )
    assert resp.status_code == 400