from django.test import TestCase
from django.contrib.auth import get_user_model
from rest_framework.test import APIClient
from rest_framework import status

from apps.diplomacy.models import RepresentativeReport, ReportStatus

User = get_user_model()


class Phase9DiplomacyAPITests(TestCase):
    """
    Automated test suite for Phase 9: International Diplomacy & Field Reports (Module 6.5)
    - Periodic Report Submission by Field Representative
    - Report Listing & Region Hub Filtering
    - Report Detail Retrieval
    - Headquarters Review, Approval, and Feedback Directives
    """

    def setUp(self):
        self.client = APIClient()

        self.representative = User.objects.create_user(
            email="rep.africa@astan.org",
            password="Password123!",
            fullname="Hujjat al-Islam Seyed Reza",
            user_type=User.UserType.REGIONAL_ADMIN,
        )
        self.hq_admin = User.objects.create_user(
            email="headquarters@astan.ir",
            password="AdminPassword123!",
            fullname="Director of International Relations",
            user_type=User.UserType.SUPER_ADMIN,
            is_staff=True,
        )

    def test_submit_field_activity_report(self):
        self.client.force_authenticate(user=self.representative)

        payload = {
            "title": "East Africa Q1 2026 Cultural Mission Report",
            "region_hub": "East Africa Regional Hub (Kenya & Tanzania)",
            "period": "Q1 2026",
            "activities_summary": "Conducted bilateral meetings with 14 community leaders and inspected educational library centers in Nairobi and Dar es Salaam.",
            "centers_visited_count": 14,
            "key_achievements": "Signed preliminary MOU for translation of 5 Razavi books into Swahili.",
            "challenges_and_needs": "Logistical support required for audio recording studio equipment.",
        }
        response = self.client.post("/api/v1/diplomacy/reports/", payload, format="json")
        self.assertEqual(response.status_code, status.HTTP_201_CREATED)
        self.assertEqual(response.data["status"], ReportStatus.SUBMITTED)
        self.assertEqual(response.data["centers_visited_count"], 14)
        report_id = response.data["id"]

        # List reports
        list_res = self.client.get("/api/v1/diplomacy/reports/")
        self.assertEqual(list_res.status_code, status.HTTP_200_OK)
        self.assertEqual(len(list_res.data), 1)

        # Headquarters reviews and approves
        self.client.force_authenticate(user=self.hq_admin)
        review_payload = {
            "status": ReportStatus.APPROVED,
            "feedback_notes": "Commendable mission outcomes. Audio studio budget has been allocated for Q2.",
        }
        review_res = self.client.patch(f"/api/v1/diplomacy/reports/{report_id}/review/", review_payload, format="json")
        self.assertEqual(review_res.status_code, status.HTTP_200_OK)
        self.assertEqual(review_res.data["status"], ReportStatus.APPROVED)
        self.assertEqual(review_res.data["feedback_notes"], review_payload["feedback_notes"])