import { defineConfig } from "vite";
import vue from "@vitejs/plugin-vue";
import tailwindcss from "@tailwindcss/vite";
import { resolve } from "path";

const host = process.env.TAURI_DEV_HOST;

export default defineConfig(async () => ({
  plugins: [vue(), tailwindcss()],

  resolve: {
    alias: {
      "@": resolve(__dirname, "./src"),
    },
  },

  css: {
    preprocessorOptions: {
      scss: {
        // Inject variables/mixins into every Vue component's <style lang="scss">
        additionalData: (source: string, filePath: string) => {
          // Skip the variables file itself and the main style files to avoid circular deps
          if (filePath.includes('_variables') || filePath.includes('styles/main') || filePath.includes('styles/tailwind')) {
            return source;
          }
          return `@use "@/styles/_variables.scss" as *;\n${source}`;
        },
      },
    },
  },

  // Vite options tailored for Tauri development and only applied in `tauri dev` or `tauri build`
  clearScreen: false,
  server: {
    port: 1420,
    strictPort: true,
    host: host || false,
    hmr: host
      ? {
          protocol: "ws",
          host,
          port: 1421,
        }
      : undefined,
    watch: {
      ignored: ["**/src-tauri/**"],
    },
  },
}));