import click
from browser_cli.client import send_command, BrowserNotConnected
from rich.console import Console

console = Console()


def _handle(command, args):
    try:
        return send_command(command, args)
    except BrowserNotConnected as e:
        console.print(f"[red]Error:[/red] {e}")
        raise SystemExit(1)
    except RuntimeError as e:
        console.print(f"[red]Browser error:[/red] {e}")
        raise SystemExit(1)


@click.group("nav")
def nav_group():
    """Navigate — open URLs, reload, go back/forward, focus tabs."""


@nav_group.command("open")
@click.argument("url")
@click.option("--bg", is_flag=True, help="Open in background (no focus)")
@click.option("--window", "window_name", default=None, help="Open in named window")
@click.option("--group", "group_name", default=None, help="Open directly into a tab group (name or ID)")
def cmd_open(url, bg, window_name, group_name):
    """Open URL in a new tab."""
    _handle("navigate.open", {"url": url, "background": bg, "window": window_name, "group": group_name})
    suffix = ""
    if group_name:
        suffix = f" in group '{group_name}'"
    elif window_name:
        suffix = f" in window '{window_name}'"
    console.print(f"[green]Opened:[/green] {url}{suffix}")


@nav_group.command("reload")
@click.argument("tab_id", type=int, required=False)
def cmd_reload(tab_id):
    """Reload the active (or specified) tab."""
    _handle("navigate.reload", {"tabId": tab_id})
    console.print("[green]Reloaded[/green]")


@nav_group.command("hard-reload")
@click.argument("tab_id", type=int, required=False)
def cmd_hard_reload(tab_id):
    """Hard reload (bypass cache) the active (or specified) tab."""
    _handle("navigate.hard_reload", {"tabId": tab_id})
    console.print("[green]Hard reloaded[/green]")


@nav_group.command("back")
@click.argument("tab_id", type=int, required=False)
def cmd_back(tab_id):
    """Navigate back in the active (or specified) tab."""
    _handle("navigate.back", {"tabId": tab_id})
    console.print("[green]Navigated back[/green]")


@nav_group.command("forward")
@click.argument("tab_id", type=int, required=False)
def cmd_forward(tab_id):
    """Navigate forward in the active (or specified) tab."""
    _handle("navigate.forward", {"tabId": tab_id})
    console.print("[green]Navigated forward[/green]")


@nav_group.command("focus")
@click.argument("pattern")
def cmd_focus(pattern):
    """Jump to a tab by URL pattern or tab ID."""
    result = _handle("navigate.focus", {"pattern": pattern})
    if result:
        console.print(f"[green]Focused:[/green] {result.get('url', result)}")
    else:
        console.print(f"[yellow]No tab found matching:[/yellow] {pattern}")