"""Editor CLI commands."""

import sys
import click
from typing import Optional, Any

from cli.utils.config import get_config
from cli.utils.output import format_output, print_error, print_success, print_info
from cli.utils.connection import run_command, run_list_custom_tools, handle_unity_errors, UnityConnectionError
from cli.utils.suggestions import suggest_matches, format_suggestions
from cli.utils.parsers import parse_json_dict_or_exit


@click.group()
def editor():
    """Editor operations - play mode, console, tags, layers."""
    pass


@editor.command("play")
@handle_unity_errors
def play():
    """Enter play mode."""
    config = get_config()
    result = run_command("manage_editor", {"action": "play"}, config)
    click.echo(format_output(result, config.format))
    if result.get("success"):
        print_success("Entered play mode")


@editor.command("pause")
@handle_unity_errors
def pause():
    """Pause play mode."""
    config = get_config()
    result = run_command("manage_editor", {"action": "pause"}, config)
    click.echo(format_output(result, config.format))
    if result.get("success"):
        print_success("Paused play mode")


@editor.command("stop")
@handle_unity_errors
def stop():
    """Stop play mode."""
    config = get_config()
    result = run_command("manage_editor", {"action": "stop"}, config)
    click.echo(format_output(result, config.format))
    if result.get("success"):
        print_success("Stopped play mode")


@editor.command("console")
@click.option(
    "--type", "-t",
    "log_types",
    multiple=True,
    type=click.Choice(["error", "warning", "log", "all"]),
    default=["error", "warning", "log"],
    help="Message types to retrieve."
)
@click.option(
    "--count", "-n",
    default=10,
    type=int,
    help="Number of messages to retrieve."
)
@click.option(
    "--filter", "-f",
    "filter_text",
    default=None,
    help="Filter messages containing this text."
)
@click.option(
    "--stacktrace", "-s",
    is_flag=True,
    help="Include stack traces."
)
@click.option(
    "--clear",
    is_flag=True,
    help="Clear the console instead of reading."
)
@handle_unity_errors
def console(log_types: tuple, count: int, filter_text: Optional[str], stacktrace: bool, clear: bool):
    """Read or clear the Unity console.

    \b
    Examples:
        unity-mcp editor console
        unity-mcp editor console --type error --count 20
        unity-mcp editor console --filter "NullReference" --stacktrace
        unity-mcp editor console --clear
    """
    config = get_config()

    if clear:
        result = run_command("read_console", {"action": "clear"}, config)
        click.echo(format_output(result, config.format))
        if result.get("success"):
            print_success("Console cleared")
        return

    params: dict[str, Any] = {
        "action": "get",
        "types": list(log_types),
        "count": count,
        "include_stacktrace": stacktrace,
    }

    if filter_text:
        params["filter_text"] = filter_text

    result = run_command("read_console", params, config)
    click.echo(format_output(result, config.format))


@editor.command("add-tag")
@click.argument("tag_name")
@handle_unity_errors
def add_tag(tag_name: str):
    """Add a new tag.

    \b
    Examples:
        unity-mcp editor add-tag "Enemy"
        unity-mcp editor add-tag "Collectible"
    """
    config = get_config()
    result = run_command(
        "manage_editor", {"action": "add_tag", "tagName": tag_name}, config)
    click.echo(format_output(result, config.format))
    if result.get("success"):
        print_success(f"Added tag: {tag_name}")


@editor.command("remove-tag")
@click.argument("tag_name")
@handle_unity_errors
def remove_tag(tag_name: str):
    """Remove a tag.

    \b
    Examples:
        unity-mcp editor remove-tag "OldTag"
    """
    config = get_config()
    result = run_command(
        "manage_editor", {"action": "remove_tag", "tagName": tag_name}, config)
    click.echo(format_output(result, config.format))
    if result.get("success"):
        print_success(f"Removed tag: {tag_name}")


@editor.command("add-layer")
@click.argument("layer_name")
@handle_unity_errors
def add_layer(layer_name: str):
    """Add a new layer.

    \b
    Examples:
        unity-mcp editor add-layer "Interactable"
    """
    config = get_config()
    result = run_command(
        "manage_editor", {"action": "add_layer", "layerName": layer_name}, config)
    click.echo(format_output(result, config.format))
    if result.get("success"):
        print_success(f"Added layer: {layer_name}")


@editor.command("remove-layer")
@click.argument("layer_name")
@handle_unity_errors
def remove_layer(layer_name: str):
    """Remove a layer.

    \b
    Examples:
        unity-mcp editor remove-layer "OldLayer"
    """
    config = get_config()
    result = run_command(
        "manage_editor", {"action": "remove_layer", "layerName": layer_name}, config)
    click.echo(format_output(result, config.format))
    if result.get("success"):
        print_success(f"Removed layer: {layer_name}")


@editor.command("tool")
@click.argument("tool_name")
@handle_unity_errors
def set_tool(tool_name: str):
    """Set the active editor tool.

    \b
    Examples:
        unity-mcp editor tool "Move"
        unity-mcp editor tool "Rotate"
        unity-mcp editor tool "Scale"
    """
    config = get_config()
    result = run_command(
        "manage_editor", {"action": "set_active_tool", "toolName": tool_name}, config)
    click.echo(format_output(result, config.format))
    if result.get("success"):
        print_success(f"Set active tool: {tool_name}")


@editor.command("deploy")
@handle_unity_errors
def deploy():
    """Deploy MCPForUnity package from configured source.

    Copies the configured MCPForUnity source folder into the project's
    installed package location. The source path must be set in the
    MCP for Unity Advanced Settings first. Triggers recompilation.

    \b
    Examples:
        unity-mcp editor deploy
    """
    config = get_config()
    result = run_command("manage_editor", {"action": "deploy_package"}, config)
    click.echo(format_output(result, config.format))
    if result.get("success"):
        print_success("Package deployed")


@editor.command("restore")
@handle_unity_errors
def restore():
    """Restore MCPForUnity package from last backup.

    Reverts the last deployment by restoring from backup.

    \b
    Examples:
        unity-mcp editor restore
    """
    config = get_config()
    result = run_command("manage_editor", {"action": "restore_package"}, config)
    click.echo(format_output(result, config.format))
    if result.get("success"):
        print_success("Package restored from backup")


@editor.command("menu")
@click.argument("menu_path")
@handle_unity_errors
def execute_menu(menu_path: str):
    """Execute a menu item.

    \b
    Examples:
        unity-mcp editor menu "File/Save"
        unity-mcp editor menu "Edit/Undo"
        unity-mcp editor menu "GameObject/Create Empty"
    """
    config = get_config()
    result = run_command("execute_menu_item", {"menu_path": menu_path}, config)
    click.echo(format_output(result, config.format))
    if result.get("success"):
        print_success(f"Executed: {menu_path}")


@editor.command("tests")
@click.option(
    "--mode", "-m",
    type=click.Choice(["EditMode", "PlayMode"]),
    default="EditMode",
    help="Test mode to run."
)
@click.option(
    "--async", "async_mode",
    is_flag=True,
    help="Run asynchronously and return job ID for polling."
)
@click.option(
    "--wait", "-w",
    type=int,
    default=None,
    help="Wait up to N seconds for completion (default: no wait)."
)
@click.option(
    "--details",
    is_flag=True,
    help="Include detailed results for all tests."
)
@click.option(
    "--failed-only",
    is_flag=True,
    help="Include details for failed/skipped tests only."
)
@handle_unity_errors
def run_tests(mode: str, async_mode: bool, wait: Optional[int], details: bool, failed_only: bool):
    """Run Unity tests.

    \b
    Examples:
        unity-mcp editor tests
        unity-mcp editor tests --mode PlayMode
        unity-mcp editor tests --async
        unity-mcp editor tests --wait 60 --failed-only
    """
    config = get_config()

    params: dict[str, Any] = {"mode": mode}
    if wait is not None:
        params["wait_timeout"] = wait
    if details:
        params["include_details"] = True
    if failed_only:
        params["include_failed_tests"] = True

    result = run_command("run_tests", params, config)

    # For async mode, just show job ID
    if async_mode and result.get("success"):
        job_id = result.get("data", {}).get("job_id")
        if job_id:
            click.echo(f"Test job started: {job_id}")
            print_info("Poll with: unity-mcp editor poll-test " + job_id)
            return

    click.echo(format_output(result, config.format))


@editor.command("poll-test")
@click.argument("job_id")
@click.option(
    "--wait", "-w",
    type=int,
    default=30,
    help="Wait up to N seconds for completion (default: 30)."
)
@click.option(
    "--details",
    is_flag=True,
    help="Include detailed results for all tests."
)
@click.option(
    "--failed-only",
    is_flag=True,
    help="Include details for failed/skipped tests only."
)
@handle_unity_errors
def poll_test(job_id: str, wait: int, details: bool, failed_only: bool):
    """Poll an async test job for status/results.

    \b
    Examples:
        unity-mcp editor poll-test abc123
        unity-mcp editor poll-test abc123 --wait 60
        unity-mcp editor poll-test abc123 --failed-only
    """
    config = get_config()

    params: dict[str, Any] = {"job_id": job_id}
    if wait:
        params["wait_timeout"] = wait
    if details:
        params["include_details"] = True
    if failed_only:
        params["include_failed_tests"] = True

    params["action"] = "poll"
    result = run_command("run_tests", params, config)
    click.echo(format_output(result, config.format))

    if isinstance(result, dict) and result.get("success"):
        data = result.get("data", {})
        status = data.get("status", "unknown")
        if status == "succeeded":
            print_success("Tests completed successfully")
        elif status == "failed":
            summary = data.get("result", {}).get("summary", {})
            failed = summary.get("failed", 0)
            print_error(f"Tests failed: {failed} failures")
        elif status == "running":
            progress = data.get("progress", {})
            completed = progress.get("completed", 0)
            total = progress.get("total", 0)
            print_info(f"Tests running: {completed}/{total}")


@editor.command("refresh")
@click.option(
    "--mode",
    type=click.Choice(["if_dirty", "force"]),
    default="if_dirty",
    help="Refresh mode."
)
@click.option(
    "--scope",
    type=click.Choice(["assets", "scripts", "all"]),
    default="all",
    help="What to refresh."
)
@click.option(
    "--compile",
    is_flag=True,
    help="Request script compilation."
)
@click.option(
    "--no-wait",
    is_flag=True,
    help="Don't wait for refresh to complete."
)
@handle_unity_errors
def refresh(mode: str, scope: str, compile: bool, no_wait: bool):
    """Force Unity to refresh assets/scripts.

    \b
    Examples:
        unity-mcp editor refresh
        unity-mcp editor refresh --mode force
        unity-mcp editor refresh --compile
        unity-mcp editor refresh --scope scripts --compile
    """
    config = get_config()

    params: dict[str, Any] = {
        "mode": mode,
        "scope": scope,
        "wait_for_ready": not no_wait,
    }
    if compile:
        params["compile"] = "request"

    click.echo("Refreshing Unity...")
    result = run_command("refresh_unity", params, config)
    click.echo(format_output(result, config.format))
    if result.get("success"):
        print_success("Unity refreshed")


@editor.command("custom-tool")
@click.argument("tool_name")
@click.option(
    "--params", "-p",
    default="{}",
    help="Tool parameters as JSON."
)
@handle_unity_errors
def custom_tool(tool_name: str, params: str):
    """Execute a custom Unity tool.

    Custom tools are registered by Unity projects via the MCP plugin.

    \b
    Examples:
        unity-mcp editor custom-tool "MyCustomTool"
        unity-mcp editor custom-tool "BuildPipeline" --params '{"target": "Android"}'
    """
    config = get_config()

    params_dict = parse_json_dict_or_exit(params, "params")

    result = run_command("execute_custom_tool", {
        "tool_name": tool_name,
        "parameters": params_dict,
    }, config)
    click.echo(format_output(result, config.format))
    if result.get("success"):
        print_success(f"Executed custom tool: {tool_name}")
    else:
        message = (result.get("message") or result.get("error") or "").lower()
        if "not found" in message and "tool" in message:
            try:
                tools_result = run_list_custom_tools(config)
                tools = tools_result.get("tools")
                if tools is None:
                    data = tools_result.get("data", {})
                    tools = data.get("tools") if isinstance(data, dict) else None
                names = [
                    t.get("name") for t in tools if isinstance(t, dict) and t.get("name")
                ] if isinstance(tools, list) else []
                matches = suggest_matches(tool_name, names)
                suggestion = format_suggestions(matches)
                if suggestion:
                    print_info(suggestion)
                    print_info(f'Example: unity-mcp editor custom-tool "{matches[0]}"')
            except UnityConnectionError:
                pass
