import Fastify from "fastify";
import fastifySwagger from "@fastify/swagger";
import { config } from "./config.js";
import { client } from "./db/index.js";
import { errorHandler } from "./plugins/error-handler.js";
import { authenticate } from "./plugins/authenticate.js";
import { accountContext } from "./plugins/account-context.js";
import scalarDocs from "./plugins/scalar-docs.js";
import { registerRoutes } from "./routes/index.js";

export function buildApp() {
  const app = Fastify({
    logger: true,
  });

  app.addHook("onClose", async () => {
    await client.end();
  });

  app.register(fastifySwagger, {
    openapi: {
      openapi: "3.0.0",
      info: {
        title: "Eyrun API",
        description: "Authentication and account management API",
        version: "1.0.0",
      },
      servers: config.API_URL
        ? [{ url: config.API_URL, description: "Production server" }]
        : [{ url: "http://localhost:3000", description: "Development server" }],
      components: {
        securitySchemes: {
          bearerAuth: {
            type: "http",
            scheme: "bearer",
            bearerFormat: "JWT",
          },
        },
      },
    },
  });

  app.register(scalarDocs);

  app.register(errorHandler);
  app.register(authenticate);
  app.register(accountContext);
  app.register(registerRoutes);

  return app;
}