// src/index.ts
import fs from "fs-extra";
import path from "path";
import externalGlobals from "rollup-plugin-external-globals";
import serveStatic from "serve-static";
import { normalizePath } from "vite";
function vitePluginCesium(options = {}) {
  const {
    rebuildCesium = false,
    devMinifyCesium = false,
    cesiumBuildRootPath = "node_modules/cesium/Build",
    cesiumBuildPath = "node_modules/cesium/Build/Cesium/"
  } = options;
  let CESIUM_BASE_URL = "cesium/";
  let outDir = "dist";
  let base = "/";
  let isBuild = false;
  return {
    name: "vite-plugin-cesium",
    config(c, { command }) {
      var _a;
      isBuild = command === "build";
      if (c.base) {
        base = c.base;
        if (base === "")
          base = "./";
      }
      if ((_a = c.build) == null ? void 0 : _a.outDir) {
        outDir = c.build.outDir;
      }
      CESIUM_BASE_URL = path.posix.join(base, CESIUM_BASE_URL);
      const userConfig = {};
      if (!isBuild) {
        userConfig.define = {
          CESIUM_BASE_URL: JSON.stringify(CESIUM_BASE_URL)
        };
      } else {
        if (rebuildCesium) {
          userConfig.build = {
            assetsInlineLimit: 0,
            chunkSizeWarningLimit: 5e3,
            rollupOptions: {
              output: {
                intro: `window.CESIUM_BASE_URL = "${CESIUM_BASE_URL}";`
              }
            }
          };
        } else {
          userConfig.build = {
            rollupOptions: {
              external: ["cesium"],
              plugins: [externalGlobals({ cesium: "Cesium" })]
            }
          };
        }
      }
      return userConfig;
    },
    configureServer({ middlewares }) {
      const cesiumPath = path.join(cesiumBuildRootPath, devMinifyCesium ? "Cesium" : "CesiumUnminified");
      middlewares.use(path.posix.join("/", CESIUM_BASE_URL), serveStatic(cesiumPath));
    },
    async closeBundle() {
      if (isBuild) {
        try {
          await fs.copy(path.join(cesiumBuildPath, "Assets"), path.join(outDir, "cesium/Assets"));
          await fs.copy(path.join(cesiumBuildPath, "ThirdParty"), path.join(outDir, "cesium/ThirdParty"));
          await fs.copy(path.join(cesiumBuildPath, "Workers"), path.join(outDir, "cesium/Workers"));
          await fs.copy(path.join(cesiumBuildPath, "Widgets"), path.join(outDir, "cesium/Widgets"));
          if (!rebuildCesium) {
            await fs.copy(path.join(cesiumBuildPath, "Cesium.js"), path.join(outDir, "cesium/Cesium.js"));
          }
        } catch (err) {
          console.error("copy failed", err);
        }
      }
    },
    transformIndexHtml() {
      const tags = [
        {
          tag: "link",
          attrs: {
            rel: "stylesheet",
            href: normalizePath(path.join(CESIUM_BASE_URL, "Widgets/widgets.css"))
          }
        }
      ];
      if (isBuild && !rebuildCesium) {
        tags.push({
          tag: "script",
          attrs: {
            src: normalizePath(path.join(CESIUM_BASE_URL, "Cesium.js"))
          }
        });
      }
      return tags;
    }
  };
}
export {
  vitePluginCesium as default
};