import { Cli } from "incur";
import { z } from "zod";

import { captureBrowserScenario } from "./application/BrowserScenarioCaptureService.js";
import { createBrowserScenarioProvider } from "./composition/browserScenario.js";
import { CLI_COMMANDS } from "./cliCommandNames.js";
import { parseCliJsonInput, resolveCliJsonPaths } from "./cliJsonInput.js";
import { logCliCommand } from "./cliLogging.js";
import { AnalysisInputError } from "./domain/analysisErrorCore.js";
import { projectAnalysisError } from "./domain/analysisErrorProjection.js";
import { projectInputIssues } from "./domain/inputIssueProjection.js";
import { browserScenarioSchema } from "./domain/browserScenario.js";
import type { JsonValue } from "./domain/jsonValue.js";
import type { Logger } from "pino";

const OPERATION = "capture_browser_scenario";

/** Register the one-shot controlled browser scenario command. */
export const registerBrowserScenarioCommands = (
  cli: ReturnType<typeof Cli.create>,
  logger: Logger,
  environment: Readonly<Record<string, string | undefined>>,
): void => {
  cli.command(CLI_COMMANDS.captureBrowserScenario, {
    description:
      "Run one bounded Playwright browser scenario and return Evidence",
    args: z.object({
      inputJson: z
        .string()
        .describe("Inline browser scenario JSON or JSON file path"),
    }),
    run: ({ args }) =>
      logCliCommand(logger, CLI_COMMANDS.captureBrowserScenario, async () => {
        const input = await parseCliJsonInput(args.inputJson, OPERATION);
        if (!input.ok) return input.error;
        const scenario = browserScenarioSchema.safeParse(
          resolveCliJsonPaths(input.value, [["browser", "executable_path"]]),
        );
        if (!scenario.success)
          return cliError(
            new AnalysisInputError(
              OPERATION,
              { cause: scenario.error },
              projectInputIssues(scenario.error.issues, input.value),
            ),
          );
        const result = await captureBrowserScenario(
          createBrowserScenarioProvider(environment),
          scenario.data,
        );
        return result.ok ? result.value : cliError(result.error);
      }),
  });
};

const cliError = (
  error: Parameters<typeof projectAnalysisError>[0],
): JsonValue => ({
  error: "Browser scenario capture failed",
  ...projectAnalysisError(error),
});