from pydantic import BaseModel, EmailStr
from enum import Enum
from schemas.documents.documents import TypeDocument
from database import (
    SageDocumentType,
)

from typing import List, Optional
from datetime import datetime


class StatutSignature(str, Enum):
    EN_ATTENTE = "EN_ATTENTE"
    ENVOYE = "ENVOYE"
    SIGNE = "SIGNE"
    REFUSE = "REFUSE"
    EXPIRE = "EXPIRE"


class Signature(BaseModel):
    doc_id: str
    type_doc: TypeDocument
    email_signataire: EmailStr
    nom_signataire: str


class CreateSignatureRequest(BaseModel):
    """Demande de création d'une signature"""

    sage_document_id: str
    sage_document_type: SageDocumentType
    signer_email: EmailStr
    signer_name: str
    document_name: Optional[str] = None


class TransactionResponse(BaseModel):
    """Réponse détaillée d'une transaction"""

    id: str
    transaction_id: str
    sage_document_id: str
    sage_document_type: str
    universign_status: str
    local_status: str
    local_status_label: str
    signer_url: Optional[str]
    document_url: Optional[str]
    created_at: datetime
    sent_at: Optional[datetime]
    signed_at: Optional[datetime]
    last_synced_at: Optional[datetime]
    needs_sync: bool
    signers: List[dict]

    signed_document_available: bool = False
    signed_document_downloaded_at: Optional[datetime] = None
    signed_document_size_kb: Optional[float] = None


class SyncStatsResponse(BaseModel):
    """Statistiques de synchronisation"""

    total_transactions: int
    pending_sync: int
    signed: int
    in_progress: int
    refused: int
    expired: int
    last_sync_at: Optional[datetime]