import esbuild from "esbuild";
import process from "process";
import builtins from "builtin-modules";

const prod = process.argv[2] === "production";

// Rewrite bare "better-sqlite3" require to resolve via Obsidian's vault path.
// __dirname is Electron's internal asar path, not the plugin dir, so we use
// the global `app` object to construct the absolute path at runtime.
const nativeModulePlugin = {
  name: "native-module-resolver",
  setup(build) {
    build.onResolve({ filter: /^better-sqlite3$/ }, () => ({
      path: "better-sqlite3",
      namespace: "native-module",
    }));
    build.onLoad({ filter: /.*/, namespace: "native-module" }, () => ({
      contents: `
        const path = require("path");
        const pluginDir = path.join(
          app.vault.adapter.basePath,
          app.vault.configDir,
          "plugins",
          "logfire"
        );
        module.exports = require(path.join(pluginDir, "node_modules", "better-sqlite3"));
      `,
      loader: "js",
    }));
  },
};

const context = await esbuild.context({
  entryPoints: ["src/main.ts"],
  bundle: true,
  plugins: [nativeModulePlugin],
  external: [
    "obsidian",
    "electron",
    "@codemirror/autocomplete",
    "@codemirror/collab",
    "@codemirror/commands",
    "@codemirror/language",
    "@codemirror/lint",
    "@codemirror/search",
    "@codemirror/state",
    "@codemirror/view",
    "@lezer/common",
    "@lezer/highlight",
    "@lezer/lr",
    ...builtins,
  ],
  format: "cjs",
  target: "es2022",
  logLevel: "info",
  sourcemap: prod ? false : "inline",
  treeShaking: true,
  outfile: "main.js",
  minify: prod,
});

if (prod) {
  await context.rebuild();
  process.exit(0);
} else {
  await context.watch();
}