"""Feature onboarding — setup wizard backend (I-ONB).

Provides API endpoints for the setup wizard that guides users through
configuring agents, workflows, knowledge, workstreams/miniapps,
and proactive collaboration.
"""

from __future__ import annotations

import logging
import uuid
from typing import Any

from sqlalchemy.ext.asyncio import AsyncSession

logger = logging.getLogger(__name__)


async def get_onboarding_status(
    db: AsyncSession,
    tenant_id: uuid.UUID,
    user_id: uuid.UUID,
) -> dict[str, Any]:
    """Get the onboarding progress for a user.

    Returns which steps are completed: agent_created, workflow_created,
    knowledge_enabled, workstream_enabled, proactive_enabled.
    """
    status: dict[str, Any] = {
        "steps": {
            "welcome": {"completed": True, "required": True},
            "create_agent": {"completed": False, "required": True},
            "create_workflow": {"completed": False, "required": False},
            "enable_knowledge": {"completed": False, "required": False},
            "enable_workstream": {"completed": False, "required": False},
        },
        "progress_pct": 20,  # Welcome is done
    }

    # Check if user has created an agent
    try:
        from app.models.workflow import AgentDefinition
        from sqlalchemy import select, func
        agent_count = await db.scalar(
            select(func.count(AgentDefinition.id)).where(
                AgentDefinition.tenant_id == tenant_id,
                AgentDefinition.created_by == user_id,
            )
        )
        if agent_count and agent_count > 0:
            status["steps"]["create_agent"]["completed"] = True
            status["progress_pct"] += 20
    except Exception as e:
        logger.warning("Onboarding agent check failed: %s", e)

    # Check if user has created a workflow
    try:
        from app.models.workflow import WorkflowDefinition
        from sqlalchemy import select, func
        wf_count = await db.scalar(
            select(func.count(WorkflowDefinition.id)).where(
                WorkflowDefinition.tenant_id == tenant_id,
                WorkflowDefinition.created_by == user_id,
            )
        )
        if wf_count and wf_count > 0:
            status["steps"]["create_workflow"]["completed"] = True
            status["progress_pct"] += 20
    except Exception as e:
        logger.warning("Onboarding workflow check failed: %s", e)

    # Check knowledge (wiki articles)
    try:
        from app.plugins.builtins.wiki.models import WikiArticle
        from sqlalchemy import select, func
        wiki_count = await db.scalar(
            select(func.count(WikiArticle.id)).where(
                WikiArticle.tenant_id == tenant_id,
                WikiArticle.deleted_at.is_(None),
            )
        )
        if wiki_count and wiki_count > 0:
            status["steps"]["enable_knowledge"]["completed"] = True
            status["progress_pct"] += 20
    except Exception as e:
        logger.warning("Onboarding knowledge check failed: %s", e)

    # Check workstream (communication messages)
    try:
        from app.plugins.builtins.kommunikation.models import CommMessage
        from sqlalchemy import select, func
        msg_count = await db.scalar(
            select(func.count(CommMessage.id)).where(
                CommMessage.tenant_id == tenant_id,
            )
        )
        if msg_count and msg_count > 0:
            status["steps"]["enable_workstream"]["completed"] = True
            status["progress_pct"] += 20
    except Exception as e:
        logger.warning("Onboarding workstream check failed: %s", e)

    return status


def get_onboarding_guide() -> dict[str, Any]:
    """Get the onboarding guide content for the setup wizard.

    Returns step-by-step instructions for each onboarding step.
    """
    return {
        "steps": [
            {
                "id": "welcome",
                "title": "Welcome to LeoCRM",
                "description": "Get started with your AI-powered CRM platform.",
                "icon": "sparkles",
            },
            {
                "id": "create_agent",
                "title": "Create Your First Agent",
                "description": "Set up an AI agent to help with email triage, contact enrichment, or follow-ups.",
                "icon": "bot",
                "action_url": "/agents/new",
            },
            {
                "id": "create_workflow",
                "title": "Create Your First Workflow",
                "description": "Automate repetitive tasks with workflows. Start with a template or build your own.",
                "icon": "workflow",
                "action_url": "/workflows/new",
            },
            {
                "id": "enable_knowledge",
                "title": "Enable Knowledge Base",
                "description": "Create wiki articles and let AI find answers from your company knowledge.",
                "icon": "book-open",
                "action_url": "/wiki",
            },
            {
                "id": "enable_workstream",
                "title": "Enable Human-AI Workstream",
                "description": "Connect humans, agents, and workflows in a unified communication stream.",
                "icon": "message-square",
                "action_url": "/workstream",
            },
        ],
    }


__all__ = [
    "get_onboarding_status",
    "get_onboarding_guide",
]