import { describe, expect, it } from "bun:test";

import { tool } from "../../.opencode/tool.js";
import presentView from "../../.opencode/tools/present_view.js";
import { unwrapFrontendActionResult } from "../../.opencode/tools/frontend_action.js";

describe("frontend action tool bridge", () => {
  it("accepts a presentation without a reason and trims optional explanations", () => {
    const schema = tool.schema.object(presentView.args);
    const command = { action: "clear_highlights" };
    expect(schema.parse({ command })).toEqual({ command });
    expect(schema.parse({ command, reason: "  清理上轮定位  " }).reason).toBe("清理上轮定位");
    expect(schema.safeParse({ command, reason: "   " }).success).toBeFalse();
  });

  it("returns only validated browser output for successful actions", () => {
    expect(unwrapFrontendActionResult(JSON.stringify({
      version: "frontend-action-result@2",
      actionId: "action-1",
      status: "succeeded",
      output: { cleared: true },
      completedAt: Date.now(),
    }))).toBe('{"cleared":true}');
  });

  it("throws the browser error for failed and expired actions", () => {
    expect(() => unwrapFrontendActionResult(JSON.stringify({
      version: "frontend-action-result@2",
      actionId: "action-1",
      status: "failed",
      error: { code: "WFS_UNAVAILABLE", message: "SCADA geometry query failed" },
      completedAt: Date.now(),
    }))).toThrow("WFS_UNAVAILABLE: SCADA geometry query failed");
    expect(() => unwrapFrontendActionResult(JSON.stringify({
      version: "frontend-action-result@2",
      actionId: "action-2",
      status: "expired",
      error: { code: "ACTION_TIMEOUT", message: "browser action timed out" },
      completedAt: Date.now(),
    }))).toThrow("ACTION_TIMEOUT: browser action timed out");
  });
});