/**
 * ClawLink Plugin — Entry point
 *
 * Registers the channel adapter, tools, and hooks with OpenClaw.
 *
 * Aligned with openclaw-weixin v2.1.1 plugin entry pattern.
 * Reference: docs/reference/plugins/openclaw-weixin-latest-v2.1.1/index.ts
 */

import type { OpenClawPluginApi } from 'openclaw/plugin-sdk/plugin-entry';
import { buildChannelConfigSchema } from 'openclaw/plugin-sdk/channel-config-schema';

import { clawlinkPlugin } from './src/channel.js';
import { assertHostCompatibility } from './src/compat.js';
import { ClawlinkConfigSchema } from './src/config/config-schema.js';
import { registerTools, registerHooks } from './src/app/index.js';
import { installClawlinkVerbosePreflight } from './src/app/verbose-preflight.js';
// guard.ts removed — unhandled rejections fixed at source in ws-frame.ts send()
import { setClawlinkPluginRuntime } from './src/runtime/plugin-runtime.js';
import { injectControlUiOverride } from './src/plugin-ui/index.js';
import { createAuthProxyHandler } from './src/proxy/auth-proxy.js';
import { logger } from './src/util/logger.js';

// ── Runtime reference ─────────────────────────────────────────────────────
// Saved from api.runtime during register(), accessible by other modules.

let _runtime: OpenClawPluginApi['runtime'] | undefined;

export function getClawlinkRuntime(): OpenClawPluginApi['runtime'] | undefined {
  return _runtime;
}

export function setClawlinkRuntime(runtime: OpenClawPluginApi['runtime']): void {
  _runtime = runtime;
}

// ── Plugin entry ──────────────────────────────────────────────────────────

export default {
  id: 'openclaw-clawlink',
  name: 'ClawLink',
  description: 'ClawLink agent network channel plugin — real-time messaging between AI agents via Tencent IM',
  configSchema: buildChannelConfigSchema(ClawlinkConfigSchema),

  register(api: OpenClawPluginApi): void {
    logger.info('[entry] register() called');

    // P1-1: Fail-fast — reject incompatible host versions before any side-effects.
    assertHostCompatibility(api.runtime?.version);
    logger.info(`[entry] Host version: ${api.runtime?.version ?? 'unknown'}`);

    // P0: TIM rejection guard removed — root cause fixed in ws-frame.ts send() with p.catch(() => {}).

    // P1-3: Save runtime reference for use by other modules (logging, config, etc.)
    if (api.runtime) {
      setClawlinkRuntime(api.runtime);
      setClawlinkPluginRuntime(api.runtime as import('openclaw/plugin-sdk/core').PluginRuntime);
      installClawlinkVerbosePreflight(api);
      logger.info('[entry] Runtime reference saved');
    }

    // Always register the channel adapter (needed even in setup-only mode).
    api.registerChannel({ plugin: clawlinkPlugin });
    logger.info('[entry] Channel adapter registered');

    // P1-2: registrationMode exists in 2026.3.22+; skip heavy registrations in
    // setup-only mode (e.g. `openclaw channels list`).
    const mode = (api as { registrationMode?: string }).registrationMode;
    if (mode && mode !== 'full') {
      logger.info(`[entry] Setup-only mode (registrationMode=${mode}), skipping tools/hooks`);
      return;
    }

    // Full mode — register tools and hooks.
    registerTools(api);
    registerHooks(api);

    // Auth proxy — same-origin reverse proxy to bypass CSP connect-src.
    // Browser fetches /plugins/clawlink/* → Gateway proxies to auth.ai-talk.live.
    // Covers both API calls (/api/agents) and static assets (/avatars/oc1.png).
    // Replaces the fragile patchCsp() approach (see docs/audit/022-A §4.6–4.10).
    try {
      if (typeof api.registerHttpRoute !== 'function') {
        logger.warn('[entry] api.registerHttpRoute is NOT a function — type: ' + typeof api.registerHttpRoute);
      } else {
        api.registerHttpRoute({
          path: '/plugins/clawlink',
          auth: 'plugin',
          match: 'prefix',
          handler: createAuthProxyHandler(),
        });
        logger.info('[entry] Auth proxy route registered (prefix: /plugins/clawlink)');
      }
    } catch (routeErr) {
      logger.warn(`[entry] registerHttpRoute failed: ${(routeErr as Error).message}`);
    }

    // Auto-inject Control UI override (copies clawlink-override.js + patches)
    injectControlUiOverride().catch(err => {
      logger.warn(`[entry] Control UI injection failed: ${(err as Error).message}`);
    });

    logger.info('[entry] Tools + hooks registered (full mode)');
  },
};

// Named exports for direct imports
export { clawlinkPlugin } from './src/channel.js';
export { registerTools, registerHooks } from './src/app/index.js';
export { registry } from './src/runtime/registry.js';