# app/modules/hosting/routes/api/admin_sites.py
"""
Admin API routes for hosted site management.
"""

import logging
from math import ceil

from fastapi import APIRouter, Depends, Path, Query
from sqlalchemy.orm import Session

from app.api.deps import get_current_admin_api
from app.core.database import get_db
from app.modules.hosting.schemas.hosted_site import (
    AcceptProposalRequest,
    GoLiveRequest,
    HostedSiteCreate,
    HostedSiteDeleteResponse,
    HostedSiteDetailResponse,
    HostedSiteListResponse,
    HostedSiteResponse,
    HostedSiteUpdate,
    SendProposalRequest,
)
from app.modules.hosting.services.hosted_site_service import hosted_site_service
from app.modules.tenancy.schemas.auth import UserContext

router = APIRouter(prefix="/sites")
logger = logging.getLogger(__name__)


def _to_response(site) -> HostedSiteResponse:
    """Convert a hosted site model to response schema."""
    return HostedSiteResponse(
        id=site.id,
        store_id=site.store_id,
        prospect_id=site.prospect_id,
        status=site.status.value if hasattr(site.status, "value") else str(site.status),
        business_name=site.business_name,
        contact_name=site.contact_name,
        contact_email=site.contact_email,
        contact_phone=site.contact_phone,
        proposal_sent_at=site.proposal_sent_at,
        proposal_accepted_at=site.proposal_accepted_at,
        went_live_at=site.went_live_at,
        proposal_notes=site.proposal_notes,
        live_domain=site.live_domain,
        internal_notes=site.internal_notes,
        created_at=site.created_at,
        updated_at=site.updated_at,
    )


@router.get("", response_model=HostedSiteListResponse)
def list_sites(
    page: int = Query(1, ge=1),
    per_page: int = Query(20, ge=1, le=100),
    search: str | None = Query(None),
    status: str | None = Query(None),
    db: Session = Depends(get_db),
    current_admin: UserContext = Depends(get_current_admin_api),
):
    """List hosted sites with filters and pagination."""
    sites, total = hosted_site_service.get_all(
        db, page=page, per_page=per_page, search=search, status=status,
    )
    return HostedSiteListResponse(
        items=[_to_response(s) for s in sites],
        total=total,
        page=page,
        per_page=per_page,
        pages=ceil(total / per_page) if per_page else 0,
    )


@router.get("/{site_id}", response_model=HostedSiteDetailResponse)
def get_site(
    site_id: int = Path(...),
    db: Session = Depends(get_db),
    current_admin: UserContext = Depends(get_current_admin_api),
):
    """Get full hosted site detail with services."""
    site = hosted_site_service.get_by_id(db, site_id)
    return site


@router.post("", response_model=HostedSiteResponse)
def create_site(
    data: HostedSiteCreate,
    db: Session = Depends(get_db),
    current_admin: UserContext = Depends(get_current_admin_api),
):
    """Create a new hosted site (auto-creates Store)."""
    site = hosted_site_service.create(db, data.model_dump(exclude_none=True))
    db.commit()
    return _to_response(site)


@router.post("/from-prospect/{prospect_id}", response_model=HostedSiteResponse)
def create_from_prospect(
    prospect_id: int = Path(...),
    db: Session = Depends(get_db),
    current_admin: UserContext = Depends(get_current_admin_api),
):
    """Create a hosted site pre-filled from prospect data."""
    site = hosted_site_service.create_from_prospect(db, prospect_id)
    db.commit()
    return _to_response(site)


@router.put("/{site_id}", response_model=HostedSiteResponse)
def update_site(
    data: HostedSiteUpdate,
    site_id: int = Path(...),
    db: Session = Depends(get_db),
    current_admin: UserContext = Depends(get_current_admin_api),
):
    """Update a hosted site."""
    site = hosted_site_service.update(db, site_id, data.model_dump(exclude_none=True))
    db.commit()
    return _to_response(site)


@router.delete("/{site_id}", response_model=HostedSiteDeleteResponse)
def delete_site(
    site_id: int = Path(...),
    db: Session = Depends(get_db),
    current_admin: UserContext = Depends(get_current_admin_api),
):
    """Delete a hosted site."""
    hosted_site_service.delete(db, site_id)
    db.commit()
    return HostedSiteDeleteResponse(message="Hosted site deleted")


# ── Lifecycle endpoints ────────────────────────────────────────────────

@router.post("/{site_id}/mark-poc-ready", response_model=HostedSiteResponse)
def mark_poc_ready(
    site_id: int = Path(...),
    db: Session = Depends(get_db),
    current_admin: UserContext = Depends(get_current_admin_api),
):
    """Mark site as POC ready."""
    site = hosted_site_service.mark_poc_ready(db, site_id)
    db.commit()
    return _to_response(site)


@router.post("/{site_id}/send-proposal", response_model=HostedSiteResponse)
def send_proposal(
    data: SendProposalRequest,
    site_id: int = Path(...),
    db: Session = Depends(get_db),
    current_admin: UserContext = Depends(get_current_admin_api),
):
    """Send proposal to prospect."""
    site = hosted_site_service.send_proposal(db, site_id, notes=data.notes)
    db.commit()
    return _to_response(site)


@router.post("/{site_id}/accept", response_model=HostedSiteResponse)
def accept_proposal(
    data: AcceptProposalRequest,
    site_id: int = Path(...),
    db: Session = Depends(get_db),
    current_admin: UserContext = Depends(get_current_admin_api),
):
    """Accept proposal: create/link merchant, create subscription."""
    site = hosted_site_service.accept_proposal(db, site_id, merchant_id=data.merchant_id)
    db.commit()
    return _to_response(site)


@router.post("/{site_id}/go-live", response_model=HostedSiteResponse)
def go_live(
    data: GoLiveRequest,
    site_id: int = Path(...),
    db: Session = Depends(get_db),
    current_admin: UserContext = Depends(get_current_admin_api),
):
    """Go live with a domain."""
    site = hosted_site_service.go_live(db, site_id, domain=data.domain)
    db.commit()
    return _to_response(site)


@router.post("/{site_id}/suspend", response_model=HostedSiteResponse)
def suspend_site(
    site_id: int = Path(...),
    db: Session = Depends(get_db),
    current_admin: UserContext = Depends(get_current_admin_api),
):
    """Suspend a site."""
    site = hosted_site_service.suspend(db, site_id)
    db.commit()
    return _to_response(site)


@router.post("/{site_id}/cancel", response_model=HostedSiteResponse)
def cancel_site(
    site_id: int = Path(...),
    db: Session = Depends(get_db),
    current_admin: UserContext = Depends(get_current_admin_api),
):
    """Cancel a site."""
    site = hosted_site_service.cancel(db, site_id)
    db.commit()
    return _to_response(site)