use crate::zed::settings::LspSettings;use std::{env, fs, path::PathBuf};use zed_extension_api::{self as zed, Result}; const PACKAGE_NAME: &str = "vscode-language-server"; struct HtmlExtension {    path: Option<PathBuf>,} impl HtmlExtension {    fn server_script_path(&self, language_server_id: &zed::LanguageServerId) -> Result<PathBuf> {        if let Some(path) = self.path.as_ref() {            if fs::metadata(path).map_or(false, |stat| stat.is_dir()) {                return Ok(path.clone());            }        }         zed::set_language_server_installation_status(            language_server_id,            &zed::LanguageServerInstallationStatus::CheckingForUpdate,        );        let release = zed::latest_github_release(            "zed-industries/vscode-langservers-extracted",            zed::GithubReleaseOptions {                require_assets: true,                pre_release: false,            },        )?;         let asset_name = "vscode-language-server.tar.gz";         let asset = release            .assets            .iter()            .find(|asset| asset.name == asset_name)            .ok_or_else(|| format!("no asset found matching {:?}", asset_name))?;        let version_dir = format!("{}-{}", PACKAGE_NAME, release.version);        if !fs::metadata(&version_dir).map_or(false, |stat| stat.is_dir()) {            zed::set_language_server_installation_status(                &language_server_id,                &zed::LanguageServerInstallationStatus::Downloading,            );             zed::download_file(                &asset.download_url,                &version_dir,                zed::DownloadedFileType::GzipTar,            )            .map_err(|e| format!("failed to download file: {e}"))?;             let entries =                fs::read_dir(".").map_err(|e| format!("failed to list working directory {e}"))?;            for entry in entries {                let entry = entry.map_err(|e| format!("failed to load directory entry {e}"))?;                if entry.file_name().to_str() != Some(&version_dir) {                    fs::remove_dir_all(&entry.path()).ok();                }            }        }        Ok(PathBuf::from(version_dir)            .join("bin")            .join("vscode-html-language-server"))    }} impl zed::Extension for HtmlExtension {    fn new() -> Self {        Self { path: None }    }     fn language_server_command(        &mut self,        language_server_id: &zed::LanguageServerId,        _worktree: &zed::Worktree,    ) -> Result<zed::Command> {        let path = match &self.path {            Some(path) => path,            None => {                let path = self.server_script_path(language_server_id)?;                self.path = Some(path);                self.path.as_ref().unwrap()            }        };         Ok(zed::Command {            command: zed::node_binary_path()?,            args: vec![                env::current_dir()                    .unwrap()                    .join(path)                    .to_string_lossy()                    .to_string(),                "--stdio".to_string(),            ],            env: Default::default(),        })    }    fn language_server_workspace_configuration(        &mut self,        server_id: &zed::LanguageServerId,        worktree: &zed::Worktree,    ) -> Result<Option<zed::serde_json::Value>> {        let settings = LspSettings::for_worktree(server_id.as_ref(), worktree)            .ok()            .and_then(|lsp_settings| lsp_settings.settings.clone())            .unwrap_or_default();        Ok(Some(settings))    }} zed::register_extension!(HtmlExtension);