export interface ScreenInfo {
    id: string;
    name: string;
    x: number;
    y: number;
    width: number;
    height: number;
    scaleFactor: number;
}
export type InputMessageType = 'mouseMove' | 'mouseMoveRelative' | 'mouseDown' | 'mouseUp' | 'leftClick' | 'rightClick' | 'doubleClick' | 'scrollUp' | 'scrollDown' | 'scrollLeft' | 'scrollRight' | 'keyboardPressKey' | 'keyboardReleaseKey' | 'keyboardDownKey' | 'keyboardType';
export interface InputMessage {
    type: InputMessageType;
    x?: number;
    y?: number;
    dx?: number;
    dy?: number;
    button?: 'left' | 'right';
    key?: string[];
    amount?: number;
    screenId?: string;
}
export type RemoteDesktopCapability = 'remote-desktop:view' | 'remote-desktop:mouse' | 'remote-desktop:keyboard' | 'remote-desktop:file-upload' | 'remote-desktop:clipboard' | 'remote-desktop:scroll';
export interface RemoteDesktopMessage {
    type: string;
    sessionId: string;
    data?: unknown;
}
export interface ScreenshotResult {
    data: Buffer;
    width: number;
    height: number;
}

export interface TileRect {
    
    x: number;
    
    y: number;
    
    w: number;
    
    h: number;
    
    data: Buffer;
}

export type CaptureFrame = {
    kind: "full";
    data: Buffer;
    width: number;
    height: number;
} | {
    kind: "partial";
    width: number;
    height: number;
    tiles: TileRect[];
};

export type RemoteDesktopQuality = "sd" | "hd" | "original";
export interface StartResult {
    sessionId: string;
    screens: ScreenInfo[];
    permissions: RemoteDesktopCapability[];
}
export type ConnectionState = 'idle' | 'connecting' | 'authenticating' | 'connected' | 'disconnected' | 'error';

export interface DesktopWindowInfo {
    hwnd: string;
    title: string;
    pid?: number;
    processName?: string;
}

export interface OpenWithApp {
    
    name: string;
    
    command: string;
    
    isDefault?: boolean;
}

export interface DesktopFileEntry {
    
    name: string;
    
    path: string;
    
    type: "file" | "directory" | "symlink" | "other";
    
    size?: number;
    
    mtime?: number;
    
    isHidden?: boolean;
}
export interface AppInfo {
    pid: number;
    name: string;
    isForeground: boolean;
    windowTitle?: string;
    windowBounds?: {
        x: number;
        y: number;
        width: number;
        height: number;
    };
}
export interface UIElement {
    id: string;
    role: string;
    name?: string;
    value?: string;
    
    automationId?: string;
    
    fingerprint?: string;
    bounds?: {
        x: number;
        y: number;
        width: number;
        height: number;
    };
    actions?: string[];
    children?: UIElement[];
    isFocused?: boolean;
    isEditable?: boolean;
}

export interface FlatNode {
    path: string;
    role: string;
    name?: string;
    value?: string;
    aid?: string;
    x: number;
    y: number;
    w: number;
    h: number;
    actions?: string[];
    
    fingerprint?: string;
}
export interface StateDiff {
    added: UIElement[];
    removed: UIElement[];
    changed: Array<{
        before: UIElement;
        after: UIElement;
    }>;
    
    changedSummary: string;
}
export interface ActionVerification {
    stateBefore: string;
    stateAfter: string;
    changed: boolean;
    diff?: StateDiff;
    
    toastDetected?: boolean;
    
    windowChanged?: boolean;
    
    summary: string;
}
export interface ActionResult {
    ok: boolean;
    elementId?: string;
    x?: number;
    y?: number;
    verification?: ActionVerification;
}