# addons/itsulu_blog_publisher/tests/test_blog_generation_log.py
"""
Tests for models/blog_generation_log.py
Behaviour: every generation attempt (success or failure) is recorded with
           full metadata; failed logs expose a Retry action.

RED PHASE — all tests FAIL until itsulu.blog.generation.log model exists.
"""
from odoo.tests import TransactionCase, tagged
from .factories import BlogPublisherFactory


@tagged('post_install', '-at_install', 'itsulu_blog_publisher', 'generation_log')
class TestBlogGenerationLogCreation(TransactionCase):
    """Verify that generation log records capture the correct metadata."""

    def setUp(self):
        super().setUp()
        self.factory = BlogPublisherFactory(self.env)
        self.blog = self.factory.blog(name='ITSulu Insights')

    def test_successful_log_record_is_created_with_correct_fields(self):
        """
        1. Behaviour: a success log captures provider, model, tokens, duration, post link
        2. ARRANGE: a blog post and a log factory call
        3. ACT: create the log
        4. ASSERT: all fields populated, state='success'
        5. FAIL reason: model does not exist
        """
        # ARRANGE
        blog_post = self.factory.blog_post(blog=self.blog)

        # ACT
        log = self.factory.generation_log(
            blog_post=blog_post,
            state='success',
            llm_provider='anthropic',
            llm_model='claude-sonnet-4-20250514',
            tokens_used=1500,
            duration_seconds=11.7,
            trigger_source='manual',
        )

        # ASSERT
        self.assertEqual(log.state, 'success')
        self.assertEqual(log.llm_provider, 'anthropic')
        self.assertEqual(log.llm_model, 'claude-sonnet-4-20250514')
        self.assertEqual(log.tokens_used, 1500)
        self.assertAlmostEqual(log.duration_seconds, 11.7, places=1)
        self.assertEqual(log.blog_post_id.id, blog_post.id)
        self.assertEqual(log.trigger_source, 'manual')

    def test_error_log_record_stores_human_readable_error_message(self):
        """Error logs must store the full error message for operator diagnosis."""
        # ARRANGE + ACT
        log = self.factory.generation_log(
            state='error',
            error_message='Anthropic API returned 401 Unauthorized — check API key.',
            blog_post_id=False,
        )

        # ASSERT
        self.assertEqual(log.state, 'error')
        self.assertIn('401', log.error_message)

    def test_error_log_has_no_linked_blog_post(self):
        """When generation fails, no blog post is created, so log.blog_post_id is False."""
        # ACT
        log = self.factory.generation_log(state='error', blog_post_id=False)

        # ASSERT
        self.assertFalse(log.blog_post_id)

    def test_log_trigger_source_can_be_scheduled(self):
        """Logs triggered by a cron job record trigger_source='scheduled'."""
        # ACT
        log = self.factory.generation_log(trigger_source='scheduled', state='success')

        # ASSERT
        self.assertEqual(log.trigger_source, 'scheduled')

    def test_log_trigger_source_records_slot_name_for_scheduled_runs(self):
        """Scheduled logs record which slot triggered them (morning/afternoon/evening)."""
        # ACT
        log = self.factory.generation_log(
            trigger_source='scheduled',
            schedule_slot='morning',
            state='success',
        )

        # ASSERT
        self.assertEqual(log.schedule_slot, 'morning')

    def test_tokens_used_defaults_to_zero_for_error_logs(self):
        """Error logs that never reached the LLM should have tokens_used=0."""
        # ACT
        log = self.factory.generation_log(state='error', tokens_used=0)

        # ASSERT
        self.assertEqual(log.tokens_used, 0)


@tagged('post_install', '-at_install', 'itsulu_blog_publisher', 'generation_log')
class TestBlogGenerationLogRetry(TransactionCase):
    """Verify that failed logs expose a working Retry action."""

    def setUp(self):
        super().setUp()
        self.factory = BlogPublisherFactory(self.env)

    def test_error_log_action_retry_returns_wizard_action(self):
        """
        Calling action_retry() on an error log must return an ir.actions.act_window
        or similar action dict so the UI can open the Generate Now wizard.
        """
        # ARRANGE
        log = self.factory.generation_log(
            state='error',
            error_message='Timeout',
        )

        # ACT
        result = log.action_retry()

        # ASSERT
        self.assertIsInstance(result, dict,
                              "action_retry() must return an action dict")
        self.assertIn(result.get('type', ''), [
            'ir.actions.act_window',
            'ir.actions.client',
            'ir.actions.server',
        ])

    def test_success_log_does_not_expose_retry_button(self):
        """
        A success log should NOT have action_retry() callable
        (or it should raise, or return False — not open a wizard).
        This prevents accidental duplicate generation.
        """
        # ARRANGE
        blog_post = self.factory.blog_post()
        log = self.factory.generation_log(state='success', blog_post=blog_post)

        # ASSERT — retry on success log should either not exist or be a no-op
        if hasattr(log, 'action_retry'):
            result = log.action_retry()
            self.assertFalse(result,
                             "action_retry() on a success log must return False or no-op")