"""Pydantic schemas for Meta WhatsApp webhook."""

from __future__ import annotations

from datetime import datetime

from pydantic import BaseModel, Field


# ── Meta Webhook Verification ────────────────────────────────────────
class WebhookVerificationResponse(BaseModel):
    challenge: str


# ── Inbound Message Parsing ─────────────────────────────────────────
class MessageText(BaseModel):
    text: str


class Message(BaseModel):
    from_field: str = Field(alias="from")
    id: str | None = None
    text: MessageText | None = None
    type: str | None = None


class Contact(BaseModel):
    wa_id: str | None = None
    profile: dict | None = None


class EntryMessagesItem(BaseModel):
    id: str | None = None
    message: Message | None = None
    contacts: list[Contact] | None = None
    timestamp: str | None = None


class Entry(BaseModel):
    id: str | None = None
    changes: list[EntryMessagesItem] | None = None
    metadata: dict | None = None


class MetaWebhookRequest(BaseModel):
    object: str | None = None
    entry: list[Entry] | None = None


# ── Auto-reply ──────────────────────────────────────────────────────
class WhatsAppReplyResponse(BaseModel):
    success: bool
    message: str


# ── Legacy mock schemas (kept for /mock-log endpoint) ───────────────
class MockWhatsAppLogEntry(BaseModel):
    id: int
    from_number: str
    message_text: str
    wa_message_id: str | None
    ticket_id: int | None
    ticket_number: str | None
    received_at: datetime

    model_config = {"from_attributes": True}


class MockWhatsAppRequest(BaseModel):
    command: str
    from_number: str | None = None
    ticket_id: int | None = None


class MockWhatsAppResponse(BaseModel):
    status: str = "received"
    message: str = "Command logged successfully"