"""Linear adapter MCP integration tests.

This module tests all Linear operations using MCP tools.
Based on comprehensive-testing-plan-linear-github-2025-12-05.md

Note: These tests demonstrate the expected MCP tool call patterns.
Actual execution requires an MCP server context.
"""

import pytest

from tests.integration.helpers import MCPHelper


class TestLinearMCP:
    """Test Linear adapter operations via MCP tools."""

    @pytest.mark.skip(reason="Requires MCP server context for actual execution")
    async def test_create_ticket_mcp(
        self,
        mcp_helper: MCPHelper,
        linear_project_id: str,
        unique_title: callable,
        skip_if_no_linear_token,
    ):
        """Test ticket creation via MCP tool.

        Test Case: 3.2.1 - Create Ticket (MCP)
        Tool: mcp__mcp-ticketer__ticket(action="create")

        Expected Response:
        {
            "status": "completed",
            "ticket": {
                "id": "1M-XXX",
                "title": "...",
                "state": "open",
                "priority": "high",
                ...
            }
        }
        """
        # This test demonstrates the expected pattern
        # Actual execution would look like:
        #
        # result = await mcp__mcp-ticketer__ticket(
        #     action="create",
        #     title=unique_title("Linear MCP validation"),
        #     description="Testing Linear adapter with MCP tools",
        #     priority="high",
        #     tags=["test", "validation", "mcp"],
        #     parent_epic=linear_project_id
        # )
        #
        # assert mcp_helper.verify_response_format(result)
        # assert result["status"] == "completed"
        # assert "ticket" in result
        # ticket = result["ticket"]
        # assert ticket["id"].startswith("1M-")
        # assert ticket["priority"] == "high"

        pytest.fail("MCP execution requires server context")

    @pytest.mark.skip(reason="Requires MCP server context for actual execution")
    async def test_read_ticket_mcp(
        self,
        mcp_helper: MCPHelper,
        skip_if_no_linear_token,
    ):
        """Test reading ticket via MCP tool.

        Test Case: 3.2.2 - Read Ticket (MCP)
        Tool: mcp__mcp-ticketer__ticket(action="get")
        """
        # Actual execution pattern:
        #
        # result = await mcp__mcp-ticketer__ticket(
        #     action="get",
        #     ticket_id="1M-XXX"
        # )
        #
        # assert mcp_helper.verify_response_format(result)
        # assert "ticket" in result
        # ticket = result["ticket"]
        # assert "id" in ticket
        # assert "title" in ticket
        # assert "state" in ticket

        pytest.fail("MCP execution requires server context")

    @pytest.mark.skip(reason="Requires MCP server context for actual execution")
    async def test_update_ticket_mcp(
        self,
        mcp_helper: MCPHelper,
        skip_if_no_linear_token,
    ):
        """Test updating ticket via MCP tool.

        Test Case: 3.2.3 - Update Ticket (MCP)
        Tool: mcp__mcp-ticketer__ticket(action="update")
        """
        # Actual execution pattern:
        #
        # result = await mcp__mcp-ticketer__ticket(
        #     action="update",
        #     ticket_id="1M-XXX",
        #     priority="critical",
        #     state="in_progress"
        # )
        #
        # assert mcp_helper.verify_response_format(result)
        # ticket = result["ticket"]
        # assert ticket["priority"] == "critical"
        # assert ticket["state"] == "in_progress"

        pytest.fail("MCP execution requires server context")

    @pytest.mark.skip(reason="Requires MCP server context for actual execution")
    async def test_list_tickets_mcp(
        self,
        mcp_helper: MCPHelper,
        linear_project_id: str,
        skip_if_no_linear_token,
    ):
        """Test listing tickets via MCP tool.

        Test Case: 3.2.4 - List Tickets (MCP)
        Tool: mcp__mcp-ticketer__ticket(action="list")

        Success Criteria:
            - Returns paginated results
            - Compact mode reduces token usage
            - Filters applied correctly
        """
        # Actual execution patterns:
        #
        # # Test 1: List with filters
        # result = await mcp__mcp-ticketer__ticket(
        #     action="list",
        #     state="in_progress",
        #     priority="high",
        #     limit=20,
        #     compact=True
        # )
        #
        # assert isinstance(result.get("data"), list)
        # assert len(result["data"]) <= 20
        #
        # # Test 2: Project-scoped list
        # result = await mcp__mcp-ticketer__ticket(
        #     action="list",
        #     project_id=linear_project_id,
        #     limit=50
        # )

        pytest.fail("MCP execution requires server context")

    @pytest.mark.skip(reason="Requires MCP server context for actual execution")
    async def test_attach_work_mcp(
        self,
        mcp_helper: MCPHelper,
        skip_if_no_linear_token,
    ):
        """Test attaching work session via MCP tool.

        Test Case: 3.2.5 - Attach Work (MCP)
        Tool: mcp__mcp-ticketer__attach_ticket

        Success Criteria:
            - Work attachment succeeds
            - Status shows current attached ticket
            - Session tracking functional
        """
        # Actual execution pattern:
        #
        # # Attach to ticket
        # result = await mcp__mcp-ticketer__attach_ticket(
        #     action="set",
        #     ticket_id="1M-XXX"
        # )
        # assert result["status"] == "success"
        #
        # # Check status
        # status = await mcp__mcp-ticketer__attach_ticket(
        #     action="status"
        # )
        # assert status["ticket_id"] == "1M-XXX"

        pytest.fail("MCP execution requires server context")

    @pytest.mark.skip(reason="Requires MCP server context for actual execution")
    async def test_hierarchy_mcp(
        self,
        mcp_helper: MCPHelper,
        skip_if_no_linear_token,
    ):
        """Test hierarchy operations via MCP tool.

        Test Case: 3.2.6 - Hierarchy (MCP)
        Tool: mcp__mcp-ticketer__hierarchy

        Success Criteria:
            - Epic created successfully
            - Issue linked to epic
            - Task linked to issue
            - Hierarchy tree shows 3 levels
            - Parent-child relationships correct
        """
        # Actual execution pattern:
        #
        # # Step 1: Create epic
        # epic_result = await mcp__mcp-ticketer__hierarchy(
        #     entity_type="epic",
        #     action="create",
        #     title="Test Epic: MCP Hierarchy",
        #     description="Testing hierarchical structure"
        # )
        # epic_id = epic_result["data"]["id"]
        #
        # # Step 2: Create issue under epic
        # issue_result = await mcp__mcp-ticketer__hierarchy(
        #     entity_type="issue",
        #     action="create",
        #     title="Test Issue: Under Epic",
        #     epic_id=epic_id,
        #     priority="high"
        # )
        # issue_id = issue_result["data"]["id"]
        #
        # # Step 3: Create task under issue
        # task_result = await mcp__mcp-ticketer__hierarchy(
        #     entity_type="task",
        #     action="create",
        #     title="Test Task: Implementation",
        #     issue_id=issue_id
        # )
        #
        # # Step 4: Get full hierarchy tree
        # tree = await mcp__mcp-ticketer__hierarchy(
        #     entity_type="epic",
        #     action="get_tree",
        #     entity_id=epic_id,
        #     max_depth=3
        # )
        #
        # # Verify tree structure
        # assert tree["status"] == "success"
        # assert "data" in tree
        # # Tree should show epic → issue → task

        pytest.fail("MCP execution requires server context")

    @pytest.mark.skip(reason="Requires MCP server context for actual execution")
    async def test_comment_operations_mcp(
        self,
        mcp_helper: MCPHelper,
        skip_if_no_linear_token,
    ):
        """Test comment operations via MCP tool.

        Tool: mcp__mcp-ticketer__ticket_comment
        """
        # Actual execution pattern:
        #
        # # Add comment
        # comment_result = await mcp__mcp-ticketer__ticket_comment(
        #     ticket_id="1M-XXX",
        #     operation="add",
        #     text="Testing MCP comment functionality"
        # )
        # assert comment_result["status"] == "success"
        #
        # # List comments
        # comments = await mcp__mcp-ticketer__ticket_comment(
        #     ticket_id="1M-XXX",
        #     operation="list",
        #     limit=10
        # )
        # assert isinstance(comments["data"], list)

        pytest.fail("MCP execution requires server context")

    @pytest.mark.skip(reason="Requires MCP server context for actual execution")
    async def test_search_tickets_mcp(
        self,
        mcp_helper: MCPHelper,
        skip_if_no_linear_token,
    ):
        """Test ticket search via MCP tool.

        Tool: mcp__mcp-ticketer__ticket_search
        """
        # Actual execution pattern:
        #
        # result = await mcp__mcp-ticketer__ticket_search(
        #     query="authentication bug",
        #     state="open",
        #     limit=10
        # )
        #
        # assert result["status"] == "success"
        # assert isinstance(result["data"], list)

        pytest.fail("MCP execution requires server context")

    @pytest.mark.skip(reason="Requires MCP server context for actual execution")
    async def test_transition_ticket_mcp(
        self,
        mcp_helper: MCPHelper,
        skip_if_no_linear_token,
    ):
        """Test state transition via MCP tool.

        Tool: mcp__mcp-ticketer__ticket_transition
        """
        # Actual execution pattern:
        #
        # result = await mcp__mcp-ticketer__ticket_transition(
        #     ticket_id="1M-XXX",
        #     to_state="working on it",  # Semantic matching
        #     auto_confirm=True
        # )
        #
        # assert result["status"] == "success"
        # assert result["new_state"] == "in_progress"
        # assert result["matched_state"] is not None  # Shows semantic match

        pytest.fail("MCP execution requires server context")


class TestLinearMCPPatterns:
    """Test MCP response validation patterns."""

    def test_verify_success_response(self, mcp_helper: MCPHelper):
        """Test success response validation."""
        response = {
            "status": "completed",
            "ticket": {
                "id": "1M-123",
                "title": "Test",
                "state": "open",
            },
        }

        assert mcp_helper.verify_response_format(response)

    def test_verify_error_response(self, mcp_helper: MCPHelper):
        """Test error response validation."""
        response = {
            "status": "error",
            "error": "Ticket not found",
            "error_type": "NotFoundError",
        }

        assert mcp_helper.verify_response_format(response)

    def test_extract_ticket_id_from_success(self, mcp_helper: MCPHelper):
        """Test ticket ID extraction from success response."""
        response = {
            "status": "completed",
            "ticket": {
                "id": "1M-456",
                "title": "Test",
            },
        }

        ticket_id = mcp_helper.extract_ticket_id(response)
        assert ticket_id == "1M-456"

    def test_extract_ticket_id_from_data(self, mcp_helper: MCPHelper):
        """Test ticket ID extraction from data field."""
        response = {
            "status": "success",
            "data": {
                "id": "1M-789",
                "title": "Test",
            },
        }

        ticket_id = mcp_helper.extract_ticket_id(response)
        assert ticket_id == "1M-789"

    def test_extract_ticket_id_from_error(self, mcp_helper: MCPHelper):
        """Test ticket ID extraction returns None for error."""
        response = {
            "status": "error",
            "error": "Failed to create",
        }

        ticket_id = mcp_helper.extract_ticket_id(response)
        assert ticket_id is None
