const path = require("path");

const fs = require("fs");

/**

* When A2UI_LOCAL=1, rewrites @a2ui/* dependencies to link against

* locally-built packages from the sibling A2UI repo.

*

* Usage:

* A2UI_LOCAL=1 pnpm install # link to local A2UI packages

* pnpm install # install from npm (default)

*

* Expects:

* /some/path/CopilotKit/ (this repo)

* /some/path/A2UI/ (sibling A2UI repo)

*/

const A2UI_ROOT = path.resolve(__dirname, "..", "A2UI");

const A2UI_PACKAGES = {

"@a2ui/web_core": "renderers/web_core",

"@a2ui/react": "renderers/react",

};

function readPackage(pkg) {

if (!process.env.A2UI_LOCAL) return pkg;

for (const [dep, relPath] of Object.entries(A2UI_PACKAGES)) {

if (pkg.dependencies && pkg.dependencies[dep]) {

const localPath = path.join(A2UI_ROOT, relPath);

if (fs.existsSync(localPath)) {

pkg.dependencies[dep] = `link:${localPath}`;

}

}

}

return pkg;

}

module.exports = { hooks: { readPackage } };