/* -----------------------------------------------
 * executes as standard  task
 * ----------------------------------------------- */
import * as plugins from "./mod.plugins.js";
import * as paths from "../paths.js";
import type { ICliMode } from "../helpers.climode.js";
import { getCliMode, printJson } from "../helpers.climode.js";

import { logger } from "../gitzone.logging.js";

type ICommandHelpSummary = {
  name: string;
  description: string;
};

const commandSummaries: ICommandHelpSummary[] = [
  {
    name: "commit",
    description:
      "Create semantic commits or generate read-only commit recommendations",
  },
  { name: "format", description: "Plan or apply project formatting changes" },
  { name: "config", description: "Read and change .smartconfig.json settings" },
  { name: "services", description: "Manage or configure development services" },
  { name: "template", description: "Create a project from a template" },
  { name: "open", description: "Open project assets and CI pages" },
  { name: "docker", description: "Run Docker-related maintenance tasks" },
  {
    name: "deprecate",
    description: "Deprecate npm packages across registries",
  },
  { name: "meta", description: "Run meta-repository commands" },
  { name: "start", description: "Prepare a project for local work" },
  { name: "helpers", description: "Run helper utilities" },
];

export let run = async (argvArg: any = {}) => {
  const mode = await getCliMode(argvArg);
  const requestedCommandHelp =
    argvArg._?.[0] === "help" ? argvArg._?.[1] : undefined;

  if (mode.help || requestedCommandHelp) {
    await showHelp(mode, requestedCommandHelp);
    return;
  }

  if (!mode.interactive) {
    await showHelp(mode);
    return;
  }

  console.log("");
  console.log(
    "╭─────────────────────────────────────────────────────────────╮",
  );
  console.log(
    "│  gitzone - Development Workflow CLI                         │",
  );
  console.log(
    "╰─────────────────────────────────────────────────────────────╯",
  );
  console.log("");

  const interactInstance = new plugins.smartinteract.SmartInteract();
  const response = await interactInstance.askQuestion({
    type: "list",
    name: "action",
    message: "What would you like to do?",
    default: "commit",
    choices: [
      { name: "Commit changes (semantic versioning)", value: "commit" },
      { name: "Format project files", value: "format" },
      { name: "Configure release settings", value: "config" },
      { name: "Create from template", value: "template" },
      { name: "Manage dev services (MongoDB, S3)", value: "services" },
      { name: "Open project assets", value: "open" },
      { name: "Show help", value: "help" },
    ],
  });

  const action = (response as any).value;

  switch (action) {
    case "commit": {
      const modCommit = await import("../mod_commit/index.js");
      await modCommit.run({ _: ["commit"] });
      break;
    }
    case "format": {
      const modFormat = await import("../mod_format/index.js");
      await modFormat.run({ interactive: true });
      break;
    }
    case "config": {
      const modConfig = await import("../mod_config/index.js");
      await modConfig.run({ _: ["config"] });
      break;
    }
    case "template": {
      const modTemplate = await import("../mod_template/index.js");
      await modTemplate.run({ _: ["template"] });
      break;
    }
    case "services": {
      const modServices = await import("../mod_services/index.js");
      await modServices.run({ _: ["services"] });
      break;
    }
    case "open": {
      const modOpen = await import("../mod_open/index.js");
      await modOpen.run({ _: ["open"] });
      break;
    }
    case "help":
      await showHelp(mode);
      break;
  }
};

export async function showHelp(
  mode: ICliMode,
  commandName?: string,
): Promise<void> {
  if (commandName) {
    const handled = await showCommandHelp(commandName, mode);
    if (handled) {
      return;
    }
  }

  if (mode.json) {
    printJson({
      name: "gitzone",
      usage: "gitzone <command> [options]",
      commands: commandSummaries,
      globalFlags: [
        { flag: "--help, -h", description: "Show help output" },
        {
          flag: "--json",
          description: "Emit machine-readable JSON when supported",
        },
        {
          flag: "--plain",
          description: "Use plain text output when supported",
        },
        {
          flag: "--agent",
          description: "Prefer non-interactive machine-friendly output",
        },
        {
          flag: "--no-interactive",
          description: "Disable prompts and interactive menus",
        },
        {
          flag: "--no-check-updates",
          description: "Skip the update check banner",
        },
      ],
    });
    return;
  }

  console.log("");
  console.log("Usage: gitzone <command> [options]");
  console.log("");
  console.log("Commands:");
  for (const commandSummary of commandSummaries) {
    console.log(
      `  ${commandSummary.name.padEnd(11)} ${commandSummary.description}`,
    );
  }
  console.log("");
  console.log("Global flags:");
  console.log("  --help, -h            Show help output");
  console.log(
    "  --json                Emit machine-readable JSON when supported",
  );
  console.log("  --plain               Use plain text output when supported");
  console.log(
    "  --agent               Prefer non-interactive machine-friendly output",
  );
  console.log("  --no-interactive      Disable prompts and interactive menus");
  console.log("  --no-check-updates    Skip the update check banner");
  console.log("");
  console.log("Examples:");
  console.log("  gitzone help commit");
  console.log("  gitzone config show --json");
  console.log("  gitzone commit recommend --json");
  console.log("  gitzone format plan --json");
  console.log("  gitzone services set mongodb,minio");
  console.log("");
  console.log("Run gitzone <command> --help for command-specific usage.");
  console.log("");
}

async function showCommandHelp(
  commandName: string,
  mode: ICliMode,
): Promise<boolean> {
  switch (commandName) {
    case "commit": {
      const modCommit = await import("../mod_commit/index.js");
      modCommit.showHelp(mode);
      return true;
    }
    case "config": {
      const modConfig = await import("../mod_config/index.js");
      modConfig.showHelp(mode);
      return true;
    }
    case "format": {
      const modFormat = await import("../mod_format/index.js");
      modFormat.showHelp(mode);
      return true;
    }
    case "services": {
      const modServices = await import("../mod_services/index.js");
      modServices.showHelp(mode);
      return true;
    }
    default:
      return false;
  }
}