# models/schema/letzshop.py
"""
Pydantic schemas for Letzshop marketplace integration.

Covers:
- Vendor credentials management
- Letzshop order import/sync
- Fulfillment queue operations
- Sync logs
"""

from datetime import datetime
from typing import Any

from pydantic import BaseModel, ConfigDict, Field

# ============================================================================
# Credentials Schemas
# ============================================================================


class LetzshopCredentialsCreate(BaseModel):
    """Schema for creating/updating Letzshop credentials."""

    api_key: str = Field(..., min_length=1, description="Letzshop API key")
    api_endpoint: str | None = Field(
        None,
        description="Custom API endpoint (defaults to https://letzshop.lu/graphql)",
    )
    auto_sync_enabled: bool = Field(False, description="Enable automatic order sync")
    sync_interval_minutes: int = Field(
        15, ge=5, le=1440, description="Sync interval in minutes (5-1440)"
    )


class LetzshopCredentialsUpdate(BaseModel):
    """Schema for updating Letzshop credentials (partial update)."""

    api_key: str | None = Field(None, min_length=1)
    api_endpoint: str | None = None
    auto_sync_enabled: bool | None = None
    sync_interval_minutes: int | None = Field(None, ge=5, le=1440)


class LetzshopCredentialsResponse(BaseModel):
    """Schema for Letzshop credentials response (API key is masked)."""

    model_config = ConfigDict(from_attributes=True)

    id: int
    vendor_id: int
    api_key_masked: str = Field(..., description="Masked API key for display")
    api_endpoint: str
    auto_sync_enabled: bool
    sync_interval_minutes: int
    last_sync_at: datetime | None
    last_sync_status: str | None
    last_sync_error: str | None
    created_at: datetime
    updated_at: datetime


class LetzshopCredentialsStatus(BaseModel):
    """Schema for Letzshop connection status."""

    is_configured: bool
    is_connected: bool
    last_sync_at: datetime | None
    last_sync_status: str | None
    auto_sync_enabled: bool


# ============================================================================
# Letzshop Order Schemas
# ============================================================================


class LetzshopInventoryUnit(BaseModel):
    """Schema for Letzshop inventory unit."""

    id: str
    state: str


class LetzshopOrderBase(BaseModel):
    """Base schema for Letzshop order."""

    letzshop_order_id: str
    letzshop_shipment_id: str | None = None
    letzshop_order_number: str | None = None
    letzshop_state: str | None = None
    customer_email: str | None = None
    customer_name: str | None = None
    total_amount: str | None = None
    currency: str = "EUR"


class LetzshopOrderCreate(LetzshopOrderBase):
    """Schema for creating a Letzshop order record."""

    vendor_id: int
    raw_order_data: dict[str, Any] | None = None
    inventory_units: list[dict[str, Any]] | None = None


class LetzshopOrderResponse(LetzshopOrderBase):
    """Schema for Letzshop order response."""

    model_config = ConfigDict(from_attributes=True)

    id: int
    vendor_id: int
    local_order_id: int | None
    sync_status: str
    last_synced_at: datetime | None
    sync_error: str | None
    confirmed_at: datetime | None
    rejected_at: datetime | None
    tracking_set_at: datetime | None
    tracking_number: str | None
    tracking_carrier: str | None
    inventory_units: list[dict[str, Any]] | None
    created_at: datetime
    updated_at: datetime


class LetzshopOrderDetailResponse(LetzshopOrderResponse):
    """Schema for detailed Letzshop order response with raw data."""

    raw_order_data: dict[str, Any] | None = None


class LetzshopOrderListResponse(BaseModel):
    """Schema for paginated Letzshop order list."""

    orders: list[LetzshopOrderResponse]
    total: int
    skip: int
    limit: int


# ============================================================================
# Fulfillment Schemas
# ============================================================================


class FulfillmentConfirmRequest(BaseModel):
    """Schema for confirming order fulfillment."""

    inventory_unit_ids: list[str] = Field(
        ..., min_length=1, description="List of inventory unit IDs to confirm"
    )


class FulfillmentRejectRequest(BaseModel):
    """Schema for rejecting order fulfillment."""

    inventory_unit_ids: list[str] = Field(
        ..., min_length=1, description="List of inventory unit IDs to reject"
    )
    reason: str | None = Field(None, max_length=500, description="Rejection reason")


class FulfillmentTrackingRequest(BaseModel):
    """Schema for setting tracking information."""

    tracking_number: str = Field(..., min_length=1, max_length=100)
    tracking_carrier: str = Field(
        ..., min_length=1, max_length=100, description="Carrier code (e.g., dhl, ups)"
    )


class FulfillmentQueueItemResponse(BaseModel):
    """Schema for fulfillment queue item response."""

    model_config = ConfigDict(from_attributes=True)

    id: int
    vendor_id: int
    letzshop_order_id: int
    operation: str
    payload: dict[str, Any]
    status: str
    attempts: int
    max_attempts: int
    last_attempt_at: datetime | None
    next_retry_at: datetime | None
    error_message: str | None
    completed_at: datetime | None
    response_data: dict[str, Any] | None
    created_at: datetime
    updated_at: datetime


class FulfillmentQueueListResponse(BaseModel):
    """Schema for paginated fulfillment queue list."""

    items: list[FulfillmentQueueItemResponse]
    total: int
    skip: int
    limit: int


# ============================================================================
# Sync Log Schemas
# ============================================================================


class LetzshopSyncLogResponse(BaseModel):
    """Schema for Letzshop sync log response."""

    model_config = ConfigDict(from_attributes=True)

    id: int
    vendor_id: int
    operation_type: str
    direction: str
    status: str
    records_processed: int
    records_succeeded: int
    records_failed: int
    error_details: dict[str, Any] | None
    started_at: datetime
    completed_at: datetime | None
    duration_seconds: int | None
    triggered_by: str | None
    created_at: datetime


class LetzshopSyncLogListResponse(BaseModel):
    """Schema for paginated sync log list."""

    logs: list[LetzshopSyncLogResponse]
    total: int
    skip: int
    limit: int


# ============================================================================
# Sync Trigger Schemas
# ============================================================================


class LetzshopSyncTriggerRequest(BaseModel):
    """Schema for triggering a sync operation."""

    operation: str = Field(
        "order_import",
        pattern="^(order_import|full_sync)$",
        description="Type of sync operation",
    )


class LetzshopSyncTriggerResponse(BaseModel):
    """Schema for sync trigger response."""

    success: bool
    message: str
    sync_log_id: int | None = None
    orders_imported: int = 0
    orders_updated: int = 0
    errors: list[str] = Field(default_factory=list)


# ============================================================================
# Connection Test Schemas
# ============================================================================


class LetzshopConnectionTestRequest(BaseModel):
    """Schema for testing Letzshop connection."""

    api_key: str = Field(..., min_length=1, description="API key to test")
    api_endpoint: str | None = Field(None, description="Custom endpoint to test")


class LetzshopConnectionTestResponse(BaseModel):
    """Schema for connection test response."""

    success: bool
    message: str
    response_time_ms: float | None = None
    error_details: str | None = None


# ============================================================================
# Generic Response Schemas
# ============================================================================


class LetzshopSuccessResponse(BaseModel):
    """Generic success response for Letzshop operations."""

    success: bool
    message: str


class FulfillmentOperationResponse(BaseModel):
    """Response for fulfillment operations (confirm, reject, tracking)."""

    success: bool
    message: str
    confirmed_units: list[str] | None = None
    tracking_number: str | None = None
    tracking_carrier: str | None = None
    errors: list[str] | None = None


# ============================================================================
# Admin Overview Schemas
# ============================================================================


class LetzshopVendorOverview(BaseModel):
    """Schema for vendor Letzshop integration overview (admin view)."""

    vendor_id: int
    vendor_name: str
    vendor_code: str
    is_configured: bool
    auto_sync_enabled: bool
    last_sync_at: datetime | None
    last_sync_status: str | None
    pending_orders: int
    total_orders: int


class LetzshopVendorListResponse(BaseModel):
    """Schema for paginated vendor Letzshop overview list."""

    vendors: list[LetzshopVendorOverview]
    total: int
    skip: int
    limit: int