/* eslint-disable */
import { sentryVitePlugin } from "@sentry/vite-plugin";
import react from "@vitejs/plugin-react";
import chalk from "chalk";
import * as child from "child_process";
import { promises as fsPromises } from "fs";
import { createLogger, defineConfig } from "vite";
import { ViteEjsPlugin } from "vite-plugin-ejs";
import eslint from "vite-plugin-eslint";
import { VitePWA } from "vite-plugin-pwa";
import InstanceRenderManager from "./src/utils/instanceRenderMgr";
import browserslist from "browserslist";
import { browserslistToTargets } from "lightningcss";
import { fileURLToPath } from "url";
import { dirname, resolve } from "path";

process.env.VITE_APP_GIT_SHA_DATE = new Date().toLocaleString("en-US", { timeZone: "America/Los_Angeles" });
const commitHash = child.execSync("git rev-parse HEAD").toString().trimEnd();
process.env.VITE_GIT_COMMIT_HASH = commitHash;

// Resolve browserslist from package.json and map to Lightning CSS targets
const lightningCssTargets = browserslistToTargets(
  browserslist(undefined, {
    path: process.cwd(),
    env: process.env.NODE_ENV === "production" ? "production" : "development"
  })
);

const pstFormatter = new Intl.DateTimeFormat("en-CA", {
  timeZone: "America/Los_Angeles",
  year: "numeric",
  month: "2-digit",
  day: "2-digit"
});
const currentDatePST = pstFormatter.format(new Date());

const getFormattedTimestamp = () =>
  new Date().toLocaleTimeString("en-US", { hour12: true }).replace("AM", "a.m.").replace("PM", "p.m.");

export const logger = createLogger("info", { allowClearScreen: false });

// Read HTTPS certs once (used by both server + preview)
const httpsCerts = {
  key: await fsPromises.readFile("../certs/key.pem"),
  cert: await fsPromises.readFile("../certs/cert.pem")
};

const __filename = fileURLToPath(import.meta.url);
const __dirname = dirname(__filename);

export default defineConfig(({ command, mode }) => {
  // React Compiler is always enabled for production/test builds
  // In dev mode, it's enabled by default but can be disabled with VITE_DISABLE_COMPILER_IN_DEV=true
  const isBuild = command === "build";
  const isTestBuild =
    mode === "test" || process.env.VITE_APP_IS_TEST === "true" || process.env.VITE_APP_IS_TEST === "1";

  const enableReactCompiler =
    (isBuild && (mode === "production" || isTestBuild)) || // Always enable for prod/test builds
    process.env?.VITE_DISABLE_COMPILER_IN_DEV !== "true"; // In dev, enable unless explicitly disabled

  logger.info(
    enableReactCompiler ? chalk.green.bold("React Compiler enabled") : chalk.yellow.bold("React Compiler disabled")
  );

  return {
    base: "/",
    resolve: {
      dedupe: ["styled-components", "react", "react-dom"],
      alias: {
        // Force all styled-components imports to resolve to the same location (absolute path)
        "styled-components": resolve(__dirname, "node_modules/styled-components/dist/styled-components.browser.esm.js")
      }
    },
    plugins: [
      ViteEjsPlugin((viteConfig) => ({ env: viteConfig.env })),

      // PWA only for production builds (faster dev)
      VitePWA({
        apply: "build",
        injectRegister: "auto",
        registerType: "prompt",
        workbox: {
          navigateFallbackDenylist: [/^\/api\//] // prevent caching API routes
        },
        manifest: {
          short_name: InstanceRenderManager({
            instance: process.env.VITE_APP_INSTANCE,
            imex: "ImEX Online",
            rome: "Rome Online"
          }),
          name: InstanceRenderManager({
            instance: process.env.VITE_APP_INSTANCE,
            imex: "ImEX Online",
            rome: "Rome Online"
          }),
          description: "The ultimate bodyshop management system.",
          icons: [
            {
              src: InstanceRenderManager({
                instance: process.env.VITE_APP_INSTANCE,
                imex: "favicon.png",
                rome: "ro-favicon.png"
              }),
              sizes: "64x64 32x32 24x24 16x16",
              type: "image/x-icon"
            },
            {
              src: InstanceRenderManager({
                instance: process.env.VITE_APP_INSTANCE,
                imex: "logo192.png",
                rome: "logo192.png"
              }),
              type: "image/png",
              sizes: "192x192"
            },
            {
              src: InstanceRenderManager({
                instance: process.env.VITE_APP_INSTANCE,
                imex: "logo512.png",
                rome: "ro-favicon.png"
              }),
              type: "image/png",
              sizes: "512x512"
            }
          ],
          theme_color: InstanceRenderManager({
            instance: process.env.VITE_APP_INSTANCE,
            imex: "#1890ff",
            rome: "#fff"
          }),
          background_color: "#fff",
          gcm_sender_id: "103953800507"
        }
      }),

      react(
        enableReactCompiler
          ? {
              babel: {
                plugins: [["babel-plugin-react-compiler"]]
              }
            }
          : undefined
      ),

      eslint(),

      // Sentry only for production builds (no dev overhead)
      sentryVitePlugin({
        apply: "build",
        org: "imex",
        reactComponentAnnotation: { enabled: true },
        release: {
          name: `${process.env.VITE_APP_IS_TEST ? "test" : "production"}-${currentDatePST}-${commitHash}`.trim()
        },
        project: InstanceRenderManager({
          instance: process.env.VITE_APP_INSTANCE,
          imex: "imexonline",
          rome: "rome-online"
        })
      })
    ],

    define: {
      APP_VERSION: JSON.stringify(process.env.npm_package_version),
      __COMMIT_HASH__: JSON.stringify(commitHash)
    },

    server: {
      host: true,
      port: 3000,
      open: true,
      proxy: {
        "/ws": {
          target: "http://localhost:4000",
          secure: false,
          ws: true
        },
        "/wss": {
          target: "http://localhost:4000",
          secure: false,
          ws: true
        },
        "/api": {
          target: "http://localhost:4000",
          changeOrigin: true,
          secure: false,
          ws: false,
          rewrite: (path) => {
            const replacedValue = path.replace(/^\/api/, "");
            logger.info(
              `${chalk.grey.bold(getFormattedTimestamp())} ${chalk.cyan.bold("[vite]")} ${chalk.green.bold("[API]")} ${chalk.blue(replacedValue)}`
            );
            return replacedValue;
          }
        }
      },
      https: httpsCerts
    },

    preview: {
      port: 6000,
      host: true,
      open: true,
      https: httpsCerts,
      proxy: {
        "/ws": {
          target: "http://localhost:4000",
          rewriteWsOrigin: true,
          secure: false,
          ws: true
        },
        "/wss": {
          target: "http://localhost:4000",
          rewriteWsOrigin: true,
          secure: false,
          ws: true
        },
        "/api": {
          target: "http://localhost:4000",
          changeOrigin: true,
          secure: false,
          ws: false
        }
      }
    },

    build: {
      sourcemap: true,
      rollupOptions: {
        output: {
          manualChunks: {
            antd: ["antd"],
            "react-redux": ["react-redux"],
            redux: ["redux"],
            lodash: ["lodash"],
            "@sentry/react": ["@sentry/react"],
            "@splitsoftware/splitio-react": ["@splitsoftware/splitio-react"],
            logrocket: ["logrocket"],
            firebase: [
              "@firebase/analytics",
              "@firebase/app",
              "@firebase/firestore",
              "@firebase/auth",
              "@firebase/messaging"
            ],
            markerjs2: ["markerjs2"],
            "@apollo/client": ["@apollo/client"],
            "libphonenumber-js": ["libphonenumber-js"],
            recharts: ["recharts"]
          }
        }
      },

      cssMinify: "lightningcss"
    },

    // Strip console/debugger in prod to shrink bundles
    esbuild: {
      // drop: mode === "production" ? ["console", "debugger"] : [],
      legalComments: "none" // Remove license comments in production
    },

    optimizeDeps: {
      include: [
        "react",
        "react-dom",
        "antd",
        "lodash",
        "@sentry/react",
        "@apollo/client",
        "@reduxjs/toolkit",
        "axios",
        "react-router-dom",
        "dayjs",
        "redux",
        "react-redux",
        "@firebase/app",
        "@firebase/analytics",
        "@firebase/firestore",
        "@firebase/auth",
        "@firebase/messaging",
        "@firebase/util",
        "styled-components"
      ],
      esbuildOptions: {
        loader: { ".jsx": "jsx", ".tsx": "tsx" }
      },
      // Force styled-components to be pre-bundled and deduplicated
      force: mode === "development"
    },

    css: {
      transformer: "lightningcss",
      lightningcss: {
        targets: lightningCssTargets
      },
      preprocessorOptions: {
        scss: { quietDeps: true }
      }
    }
  };
});