"""Pydantic contracts for the inventory domain."""

from datetime import datetime
from typing import Literal
from uuid import UUID

from pydantic import BaseModel, ConfigDict, Field, IPvAnyAddress


LifecycleStatus = Literal["active", "spare", "retired", "in_repair"]


class InventoryTag(BaseModel):
    id: UUID
    name: str
    created_at: datetime
    updated_at: datetime


class InventoryActiveRepair(BaseModel):
    id: UUID
    status: str
    reason: str


class InventoryMinerSummary(BaseModel):
    id: UUID
    asset_id: str | None = None
    current_mac: str | None = None
    current_ip: str | None = None
    model: str | None = None
    miner_sn: str | None = None
    lifecycle_status: LifecycleStatus
    runtime_status: str
    site_id: UUID | None = None
    site_name: str | None = None
    room_id: UUID | None = None
    room_name: str | None = None
    location_position_id: UUID | None = None
    rack_label: str | None = None
    shelf_label: str | None = None
    position_label: str | None = None
    position_index: int | None = None
    observed_at: datetime | None = None
    hashrate_ths: float | None = None
    power_w: float | None = None
    chip_temp_max_c: float | None = None
    hash_stable: bool | None = None
    active_repair: InventoryActiveRepair | None = None
    tags: list[InventoryTag] = Field(default_factory=list)
    created_at: datetime
    updated_at: datetime
    last_seen_at: datetime | None = None


class InventoryMinerDetail(InventoryMinerSummary):
    hostname: str | None = None
    control_board_sn: str | None = None
    psu_serial: str | None = None
    firmware_version: str | None = None
    notes: str | None = None
    first_seen_at: datetime | None = None


class InventoryAssetIDHistoryEntry(BaseModel):
    old_asset_id: str | None = None
    new_asset_id: str
    changed_at: datetime
    changed_by: UUID
    changed_by_display_name: str


class InventoryCreateRequest(BaseModel):
    asset_id: str = Field(min_length=1, max_length=120)
    current_mac: str | None = Field(default=None, max_length=64)
    current_ip: IPvAnyAddress | None = None
    hostname: str | None = Field(default=None, max_length=255)
    miner_sn: str | None = Field(default=None, max_length=255)
    control_board_sn: str | None = Field(default=None, max_length=255)
    psu_serial: str | None = Field(default=None, max_length=255)
    model: str | None = Field(default=None, max_length=255)
    firmware_version: str | None = Field(default=None, max_length=255)
    lifecycle_status: str = "active"
    site_id: UUID | None = None
    room_id: UUID | None = None
    notes: str | None = None
    tags: list[str] = Field(default_factory=list)


class InventoryMetadataUpdateRequest(BaseModel):
    model_config = ConfigDict(extra="forbid")

    asset_id: str | None = Field(default=None, max_length=120)
    miner_sn: str | None = Field(default=None, max_length=255)
    psu_serial: str | None = Field(default=None, max_length=255)
    model: str | None = Field(default=None, max_length=255)
    notes: str | None = None


class InventoryUpdateRequest(BaseModel):
    asset_id: str | None = Field(default=None, max_length=120)
    current_mac: str | None = Field(default=None, max_length=64)
    current_ip: IPvAnyAddress | None = None
    hostname: str | None = Field(default=None, max_length=255)
    miner_sn: str | None = Field(default=None, max_length=255)
    control_board_sn: str | None = Field(default=None, max_length=255)
    psu_serial: str | None = Field(default=None, max_length=255)
    model: str | None = Field(default=None, max_length=255)
    firmware_version: str | None = Field(default=None, max_length=255)
    lifecycle_status: str | None = None
    site_id: UUID | None = None
    room_id: UUID | None = None
    notes: str | None = None
    tags: list[str] | None = None


class InventorySearchFilters(BaseModel):
    query: str | None = None
    asset_id: str | None = None
    lifecycle_status: str | None = None
    model: str | None = None
    runtime_status: str | None = None
    repair: Literal["active", "none"] | None = None
    operational_state: Literal[
        "online", "offline", "unknown", "unstable", "repair", "spare", "retired"
    ] | None = None
    problems: bool = False
    site_id: UUID | None = None
    room_id: UUID | None = None
    tags: list[str] = Field(default_factory=list)
    limit: int = Field(default=100, ge=1, le=500)
    offset: int = Field(default=0, ge=0)


class InventorySiteOption(BaseModel):
    id: UUID
    name: str


class InventoryRoomOption(BaseModel):
    id: UUID
    site_id: UUID
    name: str


class InventoryLocationOptions(BaseModel):
    sites: list[InventorySiteOption] = Field(default_factory=list)
    rooms: list[InventoryRoomOption] = Field(default_factory=list)


class InventoryListMeta(BaseModel):
    limit: int
    offset: int
    returned: int
    location_options: InventoryLocationOptions = Field(default_factory=InventoryLocationOptions)


class InventoryMinerListResponse(BaseModel):
    data: list[InventoryMinerSummary]
    meta: InventoryListMeta
    error: None = None


class InventoryMinerDetailResponse(BaseModel):
    data: InventoryMinerDetail
    meta: dict[str, object] = Field(default_factory=dict)
    error: None = None


class InventoryAssetIDHistoryResponse(BaseModel):
    data: list[InventoryAssetIDHistoryEntry]
    meta: dict[str, object] = Field(default_factory=dict)
    error: None = None


class InventoryFleetAttentionSummary(BaseModel):
    offline: int
    unknown: int
    unstable: int
    repair: int


class InventoryFleetSummary(BaseModel):
    total: int
    runtime_online: int
    runtime_offline: int
    runtime_unknown: int
    lifecycle_in_repair: int
    lifecycle_spare: int
    lifecycle_retired: int
    attention: InventoryFleetAttentionSummary