from __future__ import annotations

from datetime import datetime

from pydantic import Field

from app.models.common import APIModel, DockerContainerState, OverallStatus, SourceStatus


class BeszelDiskMetric(APIModel):
    name: str
    mount: str
    used_gb: float
    total_gb: float
    free_gb: float
    usage_percent: float


class BeszelSystemSnapshot(APIModel):
    source_name: str = "system"
    source_status: SourceStatus = "offline"
    host_name: str = "unknown"
    agent_name: str = "not_configured"
    cpu_usage_percent: float = 0.0
    cpu_cores: int = 0
    load_1: float = 0.0
    load_5: float = 0.0
    load_15: float = 0.0
    memory_used_gb: float = 0.0
    memory_total_gb: float = 0.0
    memory_available_gb: float = 0.0
    memory_usage_percent: float = 0.0
    primary_interface: str = "unknown"
    network_rx_mbps: float = 0.0
    network_tx_mbps: float = 0.0
    uptime_seconds: int = 0
    platform: str = "unknown"
    kernel: str = "unknown"
    disks: list[BeszelDiskMetric] = Field(default_factory=list)


class DockerContainerSummary(APIModel):
    id: str
    name: str
    state: DockerContainerState
    status_text: str
    image: str
    health: str | None = None


class DockerSnapshot(APIModel):
    source_name: str = "docker"
    source_status: SourceStatus = "offline"
    containers: list[DockerContainerSummary] = Field(default_factory=list)
    running: int = 0
    stopped: int = 0
    unhealthy: int = 0
    total: int = 0


class UptimeKumaMonitor(APIModel):
    id: int
    name: str
    status: str = "unknown"  # "online" | "offline" | "degraded" | "unknown"
    uptime_24h: float = 0.0
    heartbeats: list[int] = Field(default_factory=list)  # 1=up, 0=down, last 20


class UptimeKumaSnapshot(APIModel):
    source_name: str = "uptime_kuma"
    source_status: SourceStatus = "offline"
    monitors_up: int = 0
    monitors_down: int = 0
    monitors_paused: int = 0
    total: int = 0
    monitors: list[UptimeKumaMonitor] = Field(default_factory=list)


class HomeAssistantSnapshot(APIModel):
    source_name: str = "home_assistant"
    status: SourceStatus = "offline"
    label: str = "Home Assistant"
    version: str | None = None
    response_time_ms: int | None = None
    last_checked: datetime | None = None
    lights_on: int = 0
    lights_total: int = 0
    climate_active: int = 0
    doors_open: int = 0
    alerts: int = 0


class AdGuardSnapshot(APIModel):
    source_name: str = "adguard"
    source_status: SourceStatus = "offline"
    total_queries: int = 0
    blocked_queries: int = 0
    blocked_percent: float = 0.0
    avg_processing_ms: float = 0.0


class ScrutinyDevice(APIModel):
    name: str
    model: str
    status: str = "unknown"  # "passed" | "failed" | "unknown"
    temperature: int | None = None


class ScrutinySnapshot(APIModel):
    source_name: str = "scrutiny"
    source_status: SourceStatus = "offline"
    overall_status: str = "offline"
    devices: list[ScrutinyDevice] = Field(default_factory=list)
    failed_count: int = 0
    total_count: int = 0


class ImmichSnapshot(APIModel):
    source_name: str = "immich"
    source_status: SourceStatus = "offline"
    photos: int = 0
    videos: int = 0
    storage_gb: float = 0.0


class BackrestSnapshot(APIModel):
    source_name: str = "backrest"
    source_status: SourceStatus = "offline"
    repo_count: int = 0
    last_backup_age_hours: float | None = None
    last_backup_status: str = "unknown"  # "ok" | "error" | "unknown"
    error_count: int = 0