from __future__ import annotations

from src.trader_mcp.strategy_sdk import Strategy


class Strategy(Strategy):
    LABEL = "Hello World"
    TICK_MINUTES = 0.2
    CONFIG_SCHEMA = {
        "label": {"type": "string", "default": "hello world"},
    }
    STATE_SCHEMA = {
        "counter": {"type": "int", "default": 0},
    }

    def init(self):
        # Tiny demo state, useful for persistence smoke tests.
        return {"counter": 0}

    def on_tick(self, tick):
        self.state["counter"] += 1
        return self.state["counter"]

    def render(self):
        return {
            "widgets": [
                {"type": "text", "label": "message", "value": self.config.get("label", "hello world")},
                {"type": "metric", "label": "ticks", "value": self.state["counter"]},
            ]
        }