import {join} from "node:path";
import {Configuration} from "@tsed/di";
import {application} from "@tsed/platform-http";
import "@tsed/platform-log-request"; // remove this import if you don't want log request
import "@tsed/platform-express"; // /!\ keep this import
import "@tsed/ajv";
import "@tsed/swagger";
import "@tsed/scalar";
import {config} from "./config/index.js";
import * as rest from "./controllers/rest/index.js";
import * as pages from "./controllers/pages/index.js";
import {testConnection, closePool} from "./config/database.js";
import {$log} from "@tsed/logger";

@Configuration({
  ...config,
  acceptMimes: ["application/json"],
  httpPort: process.env.PORT || 8083,
  httpsPort: false, // CHANGE
  mount: {
    "/rest": [
      ...Object.values(rest)
    ],
    "/": [
      ...Object.values(pages)
    ]
  },
  swagger: [
    {
      path: "/doc",
      specVersion: "3.0.1",
      spec: {
        info: {
          title: "Candivista API",
          version: process.env.APP_VERSION || "1.0.0",
          description:
            "REST API for Candivista. Authentication via JWT Bearer tokens.\n\n" +
            "Includes endpoints for auth, users, jobs, tokens, AI-powered interviews (OpenRouter/Ollama), and admin reporting.\n\n" +
            "AI Features:\n" +
            "- OpenRouter integration for cloud-based AI interviews\n" +
            "- Ollama support for local AI processing\n" +
            "- Test mode for admin interview testing\n" +
            "- Mandatory question support before AI interviews",
          contact: {
            name: "Candivista Team",
            url: "https://candivista.com",
            email: "support@candivista.com"
          },
          license: { name: "Proprietary" }
        },
        servers: [
          { url: "http://localhost:8083", description: "Local" }
        ],
        tags: [
          { name: "Auth", description: "Authentication and session management" },
          { name: "Users", description: "User profile and token summary" },
          { name: "Jobs", description: "Job posting and interview token operations" },
          { name: "Admin", description: "Administrative statistics and management" },
          { name: "AI", description: "AI-powered interview operations with OpenRouter and Ollama support" }
        ],
        components: {
          securitySchemes: {
            bearerAuth: { type: "http", scheme: "bearer", bearerFormat: "JWT" }
          }
        },
        security: [{ bearerAuth: [] }]
      }
    }
  ],
  scalar: [
    {
      path: "/scalar/doc",
      specVersion: "3.0.1"
    }
  ],
  middlewares: [
    "cors",
    "cookie-parser",
    "compression",
    "method-override",
    "json-parser",
    { use: "urlencoded-parser", options: { extended: true }}
  ],
  views: {
    root: join(process.cwd(), "views"),
    extensions: {
      ejs: "ejs"
    }
  }
})
export class Server {
  protected app = application();

  async $onInit() {
    // Test database connection on startup
    const isConnected = await testConnection();
    if (!isConnected) {
      $log.error("Failed to connect to database. Server will continue but database operations may fail.");
    }
  }

  async $onDestroy() {
    // Close database pool on shutdown
    await closePool();
  }
}