from __future__ import annotations

from typing import Any, Dict, List

from skills.base import (
    Skill,
    SkillCategory,
    SkillContext,
    SkillLevel,
    SkillMetadata,
    SkillResult,
)


class BrowserbaseStagehandSkill(Skill):
    """Provider-specific web navigation steps."""

    def metadata(self) -> SkillMetadata:
        return SkillMetadata(
            id="thirdparty/browserbase-stagehand",
            name="Third-Party Browserbase Stagehand",
            description="Provider-specific browser navigation and recovery",
            category=SkillCategory.INTEGRATION,
            level=SkillLevel.INTERMEDIATE,
            tags=["browser", "stagehand", "provider"],
        )

    def input_schema(self) -> Dict[str, Any]:
        return {
            "type": "object",
            "properties": {
                "capability": {"type": "string", "enum": ["navigate", "recover"]},
                "target": {"type": "string"},
            },
            "required": ["capability"],
            "additionalProperties": False,
        }

    def output_schema(self) -> Dict[str, Any]:
        return {"type": "object", "properties": {"steps": {"type": "array"}}}

    def execute(self, input_data: Dict[str, Any], context: SkillContext) -> SkillResult:
        capability = input_data.get("capability")
        target = input_data.get("target", "")

        if capability == "navigate":
            steps = [
                f"Open Stagehand session for {target}",
                "Apply navigation selectors",
                "Capture page state",
                "Return structured extraction",
            ]
            return SkillResult(success=True, output={"steps": steps}, skill_id=self.metadata().id)

        if capability == "recover":
            steps = [
                "Retry with alternate selectors",
                "Wait for dynamic content",
                "Fallback to screenshot + OCR",
            ]
            return SkillResult(success=True, output={"steps": steps}, skill_id=self.metadata().id)

        return SkillResult(success=False, output=None, error="Unknown capability", skill_id=self.metadata().id)


__all__ = ["BrowserbaseStagehandSkill"]
