from __future__ import annotations

from .shared import *

from ...services.sstc.entity_lookup import _ensure_project, _ensure_release
from ...services.sstc.governance import _require_manager
from ...services.sstc.signal_core import _as_dict, _parse_node_id, _parse_project_id

router = APIRouter(tags=["sstc"])

@router.patch("/projects/{project_id}/releases/{release_node_id}/verification/items/{item_id}")
async def patch_release_verification_item(
    project_id: str,
    release_node_id: str,
    item_id: str,
    body: ReleaseVerificationItemPatchRequest,
    permission_user: User = Depends(require_project_member_or_manager),
    db: AsyncSession = Depends(get_db),
    current_user: User = Depends(get_current_user),
):
    _ = permission_user
    _require_manager(current_user)
    pid = _parse_project_id(project_id)
    rid = _parse_node_id(release_node_id, "release_node_id")
    tenant_id = int(current_user.tenant_id)
    await _ensure_project(SSTCService(db, tenant_id=tenant_id), pid)
    release_node = await _ensure_release(
        db, tenant_id=tenant_id, project_id=pid, release_node_id=rid
    )
    content = _as_dict(release_node.content)
    items = content.get("verification_items")
    if not isinstance(items, list) or len(items) == 0:
        raise HTTPException(status_code=404, detail="验证清单不存在，请先生成")

    target = None
    for item in items:
        if str(item.get("id")) == item_id:
            target = item
            break
    if target is None:
        raise HTTPException(status_code=404, detail="验证项不存在")

    target["status"] = body.status
    if body.status == "done":
        target["verified_by"] = str(current_user.id)
        target["verified_at"] = now_cn_aware().isoformat()
    else:
        target["verified_by"] = None
        target["verified_at"] = None
    target["note"] = body.note

    done_count = len([item for item in items if str(item.get("status") or "").lower() == "done"])
    content["verification_items"] = items
    content["verification_progress"] = {"done": done_count, "total": len(items)}
    content["verification_done"] = done_count == len(items) and len(items) > 0
    release_node.content = content
    await db.commit()
    return success_response(
        {
            "release_id": str(release_node.id),
            "item_id": item_id,
            "verification_progress": content["verification_progress"],
            "verification_done": content["verification_done"],
        }
    )

@router.post("/projects/{project_id}/releases/{release_node_id}/verification/complete")
async def complete_release_verification(
    project_id: str,
    release_node_id: str,
    permission_user: User = Depends(require_project_member_or_manager),
    db: AsyncSession = Depends(get_db),
    current_user: User = Depends(get_current_user),
):
    _ = permission_user
    _require_manager(current_user)
    pid = _parse_project_id(project_id)
    rid = _parse_node_id(release_node_id, "release_node_id")
    tenant_id = int(current_user.tenant_id)
    await _ensure_project(SSTCService(db, tenant_id=tenant_id), pid)
    release_node = await _ensure_release(
        db, tenant_id=tenant_id, project_id=pid, release_node_id=rid
    )
    status_raw = str(release_node.status or "").lower()
    if status_raw not in {"online", "releasing"}:
        raise HTTPException(status_code=409, detail="仅上线中的发布计划可完成验证")
    content = _as_dict(release_node.content)
    items = content.get("verification_items", [])
    if not isinstance(items, list) or len(items) == 0:
        raise HTTPException(status_code=409, detail="验证清单为空，请先生成并完成验证项")
    incomplete = [item for item in items if str(item.get("status") or "").lower() != "done"]
    if incomplete:
        raise HTTPException(status_code=409, detail="仍有未完成验证项，请先逐项完成")
    now_str = now_cn_aware().isoformat()
    content["verification_items"] = items
    content["verification_done"] = True
    content["verification_progress"] = {"done": len(items), "total": len(items)}
    content["verified_at"] = now_str
    release_node.content = content
    release_node.status = "verified"
    await db.commit()
    return success_response({"id": str(release_node.id), "status": release_node.status})