/**
 * Smart Home Device Interfaces
 * Generic types for smart home features (lights, climate, sensors, etc.)
 * Protocol-agnostic - can be implemented by Home Assistant, Hue, MQTT, etc.
 */

import type { TFeatureState, IFeatureInfo } from './feature.interfaces.js';

// ============================================================================
// Light Feature Types
// ============================================================================

export type TLightProtocol = 'home-assistant' | 'hue' | 'mqtt' | 'zigbee';

export interface ILightCapabilities {
  supportsBrightness: boolean;
  supportsColorTemp: boolean;
  supportsRgb: boolean;
  supportsHs: boolean;           // Hue/Saturation
  supportsXy: boolean;           // CIE xy color
  supportsEffects: boolean;
  supportsTransition: boolean;
  effects?: string[];
  minMireds?: number;
  maxMireds?: number;
  minColorTempKelvin?: number;
  maxColorTempKelvin?: number;
}

export interface ILightState {
  isOn: boolean;
  brightness?: number;           // 0-255
  colorTemp?: number;            // Kelvin
  colorTempMireds?: number;      // Mireds (1000000/Kelvin)
  rgbColor?: [number, number, number];
  hsColor?: [number, number];    // [hue 0-360, saturation 0-100]
  xyColor?: [number, number];    // CIE xy
  effect?: string;
}

export interface ILightFeatureInfo extends IFeatureInfo {
  type: 'light';
  protocol: TLightProtocol;
  capabilities: ILightCapabilities;
  currentState: ILightState;
}

// ============================================================================
// Climate/Thermostat Feature Types
// ============================================================================

export type TClimateProtocol = 'home-assistant' | 'nest' | 'ecobee' | 'mqtt';

export type THvacMode =
  | 'off'
  | 'heat'
  | 'cool'
  | 'heat_cool'   // Auto dual setpoint
  | 'auto'
  | 'dry'
  | 'fan_only';

export type THvacAction =
  | 'off'
  | 'heating'
  | 'cooling'
  | 'drying'
  | 'idle'
  | 'fan';

export interface IClimateCapabilities {
  hvacModes: THvacMode[];
  presetModes?: string[];        // 'away', 'eco', 'boost', 'sleep'
  fanModes?: string[];           // 'auto', 'low', 'medium', 'high'
  swingModes?: string[];         // 'off', 'vertical', 'horizontal', 'both'
  supportsTargetTemp: boolean;
  supportsTargetTempRange: boolean;  // For heat_cool mode
  supportsHumidity: boolean;
  supportsAuxHeat: boolean;
  minTemp: number;
  maxTemp: number;
  tempStep: number;              // Temperature increment (e.g., 0.5, 1)
  minHumidity?: number;
  maxHumidity?: number;
}

export interface IClimateState {
  currentTemp?: number;
  targetTemp?: number;
  targetTempHigh?: number;       // For heat_cool mode
  targetTempLow?: number;        // For heat_cool mode
  hvacMode: THvacMode;
  hvacAction?: THvacAction;
  presetMode?: string;
  fanMode?: string;
  swingMode?: string;
  humidity?: number;
  targetHumidity?: number;
  auxHeat?: boolean;
}

export interface IClimateFeatureInfo extends IFeatureInfo {
  type: 'climate';
  protocol: TClimateProtocol;
  capabilities: IClimateCapabilities;
  currentState: IClimateState;
}

// ============================================================================
// Sensor Feature Types
// ============================================================================

export type TSensorProtocol = 'home-assistant' | 'mqtt' | 'snmp';

export type TSensorDeviceClass =
  | 'temperature'
  | 'humidity'
  | 'pressure'
  | 'illuminance'
  | 'battery'
  | 'power'
  | 'energy'
  | 'voltage'
  | 'current'
  | 'frequency'
  | 'gas'
  | 'co2'
  | 'pm25'
  | 'pm10'
  | 'signal_strength'
  | 'timestamp'
  | 'duration'
  | 'distance'
  | 'speed'
  | 'weight'
  | 'monetary'
  | 'data_size'
  | 'data_rate'
  | 'water'
  | 'irradiance'
  | 'precipitation'
  | 'precipitation_intensity'
  | 'wind_speed';

export type TSensorStateClass =
  | 'measurement'        // Instantaneous reading
  | 'total'              // Cumulative total
  | 'total_increasing';  // Monotonically increasing total

export interface ISensorCapabilities {
  deviceClass?: TSensorDeviceClass;
  stateClass?: TSensorStateClass;
  unit?: string;
  nativeUnit?: string;
  precision?: number;            // Decimal places
}

export interface ISensorState {
  value: string | number | boolean;
  numericValue?: number;
  unit?: string;
  lastUpdated: Date;
}

export interface ISensorFeatureInfo extends IFeatureInfo {
  type: 'sensor';
  protocol: TSensorProtocol;
  capabilities: ISensorCapabilities;
  currentState: ISensorState;
}

// ============================================================================
// Camera Feature Types
// ============================================================================

export type TCameraProtocol = 'home-assistant' | 'onvif' | 'rtsp';

export interface ICameraCapabilities {
  supportsStream: boolean;
  supportsPtz: boolean;          // Pan-tilt-zoom
  supportsSnapshot: boolean;
  supportsMotionDetection: boolean;
  frontendStreamType?: 'hls' | 'web_rtc';
  streamUrl?: string;
}

export interface ICameraState {
  isRecording: boolean;
  isStreaming: boolean;
  motionDetected: boolean;
}

export interface ICameraFeatureInfo extends IFeatureInfo {
  type: 'camera';
  protocol: TCameraProtocol;
  capabilities: ICameraCapabilities;
  currentState: ICameraState;
}

// ============================================================================
// Cover/Blind Feature Types
// ============================================================================

export type TCoverProtocol = 'home-assistant' | 'mqtt' | 'somfy';

export type TCoverDeviceClass =
  | 'awning'
  | 'blind'
  | 'curtain'
  | 'damper'
  | 'door'
  | 'garage'
  | 'gate'
  | 'shade'
  | 'shutter'
  | 'window';

export type TCoverState = 'open' | 'opening' | 'closed' | 'closing' | 'stopped' | 'unknown';

export interface ICoverCapabilities {
  deviceClass?: TCoverDeviceClass;
  supportsOpen: boolean;
  supportsClose: boolean;
  supportsStop: boolean;
  supportsPosition: boolean;     // set_cover_position
  supportsTilt: boolean;         // set_cover_tilt_position
}

export interface ICoverStateInfo {
  state: TCoverState;
  position?: number;             // 0-100, 0 = closed, 100 = fully open
  tiltPosition?: number;         // 0-100
}

export interface ICoverFeatureInfo extends IFeatureInfo {
  type: 'cover';
  protocol: TCoverProtocol;
  capabilities: ICoverCapabilities;
  currentState: ICoverStateInfo;
}

// ============================================================================
// Switch Feature Types
// ============================================================================

export type TSwitchProtocol = 'home-assistant' | 'mqtt' | 'tasmota' | 'tuya';

export type TSwitchDeviceClass = 'outlet' | 'switch';

export interface ISwitchCapabilities {
  deviceClass?: TSwitchDeviceClass;
}

export interface ISwitchState {
  isOn: boolean;
}

export interface ISwitchFeatureInfo extends IFeatureInfo {
  type: 'switch';
  protocol: TSwitchProtocol;
  capabilities: ISwitchCapabilities;
  currentState: ISwitchState;
}

// ============================================================================
// Lock Feature Types
// ============================================================================

export type TLockProtocol = 'home-assistant' | 'mqtt' | 'august' | 'yale';

export type TLockState =
  | 'locked'
  | 'unlocked'
  | 'locking'
  | 'unlocking'
  | 'jammed'
  | 'unknown';

export interface ILockCapabilities {
  supportsOpen: boolean;         // Physical open (some locks can open the door)
}

export interface ILockStateInfo {
  state: TLockState;
  isLocked: boolean;
}

export interface ILockFeatureInfo extends IFeatureInfo {
  type: 'lock';
  protocol: TLockProtocol;
  capabilities: ILockCapabilities;
  currentState: ILockStateInfo;
}

// ============================================================================
// Fan Feature Types
// ============================================================================

export type TFanProtocol = 'home-assistant' | 'mqtt' | 'bond';

export type TFanDirection = 'forward' | 'reverse';

export interface IFanCapabilities {
  supportsSpeed: boolean;
  supportsOscillate: boolean;
  supportsDirection: boolean;
  supportsPresetModes: boolean;
  presetModes?: string[];
  speedCount?: number;           // Number of discrete speed levels
}

export interface IFanState {
  isOn: boolean;
  percentage?: number;           // 0-100 speed
  presetMode?: string;
  oscillating?: boolean;
  direction?: TFanDirection;
}

export interface IFanFeatureInfo extends IFeatureInfo {
  type: 'fan';
  protocol: TFanProtocol;
  capabilities: IFanCapabilities;
  currentState: IFanState;
}

// ============================================================================
// Protocol Client Interfaces (for dependency injection)
// ============================================================================

/**
 * Light protocol client interface
 * Implemented by HomeAssistantProtocol, HueProtocol, etc.
 */
export interface ILightProtocolClient {
  turnOn(entityId: string, options?: { brightness?: number; colorTemp?: number; rgb?: [number, number, number]; transition?: number }): Promise<void>;
  turnOff(entityId: string, options?: { transition?: number }): Promise<void>;
  toggle(entityId: string): Promise<void>;
  setBrightness(entityId: string, brightness: number, transition?: number): Promise<void>;
  setColorTemp(entityId: string, kelvin: number, transition?: number): Promise<void>;
  setRgbColor(entityId: string, r: number, g: number, b: number, transition?: number): Promise<void>;
  setEffect(entityId: string, effect: string): Promise<void>;
  getState(entityId: string): Promise<ILightState>;
}

/**
 * Climate protocol client interface
 */
export interface IClimateProtocolClient {
  setHvacMode(entityId: string, mode: THvacMode): Promise<void>;
  setTargetTemp(entityId: string, temp: number): Promise<void>;
  setTargetTempRange(entityId: string, low: number, high: number): Promise<void>;
  setPresetMode(entityId: string, preset: string): Promise<void>;
  setFanMode(entityId: string, mode: string): Promise<void>;
  setSwingMode(entityId: string, mode: string): Promise<void>;
  setAuxHeat(entityId: string, enabled: boolean): Promise<void>;
  getState(entityId: string): Promise<IClimateState>;
}

/**
 * Sensor protocol client interface (read-only)
 */
export interface ISensorProtocolClient {
  getState(entityId: string): Promise<ISensorState>;
}

/**
 * Camera protocol client interface
 */
export interface ICameraProtocolClient {
  getSnapshot(entityId: string): Promise<Buffer>;
  getSnapshotUrl(entityId: string): Promise<string>;
  getStreamUrl(entityId: string): Promise<string>;
  getState(entityId: string): Promise<ICameraState>;
}

/**
 * Cover protocol client interface
 */
export interface ICoverProtocolClient {
  open(entityId: string): Promise<void>;
  close(entityId: string): Promise<void>;
  stop(entityId: string): Promise<void>;
  setPosition(entityId: string, position: number): Promise<void>;
  setTiltPosition(entityId: string, position: number): Promise<void>;
  getState(entityId: string): Promise<ICoverStateInfo>;
}

/**
 * Switch protocol client interface
 */
export interface ISwitchProtocolClient {
  turnOn(entityId: string): Promise<void>;
  turnOff(entityId: string): Promise<void>;
  toggle(entityId: string): Promise<void>;
  getState(entityId: string): Promise<ISwitchState>;
}

/**
 * Lock protocol client interface
 */
export interface ILockProtocolClient {
  lock(entityId: string): Promise<void>;
  unlock(entityId: string): Promise<void>;
  open(entityId: string): Promise<void>;  // Physical open if supported
  getState(entityId: string): Promise<ILockStateInfo>;
}

/**
 * Fan protocol client interface
 */
export interface IFanProtocolClient {
  turnOn(entityId: string, percentage?: number): Promise<void>;
  turnOff(entityId: string): Promise<void>;
  toggle(entityId: string): Promise<void>;
  setPercentage(entityId: string, percentage: number): Promise<void>;
  setPresetMode(entityId: string, mode: string): Promise<void>;
  setOscillating(entityId: string, oscillating: boolean): Promise<void>;
  setDirection(entityId: string, direction: TFanDirection): Promise<void>;
  getState(entityId: string): Promise<IFanState>;
}